This build log was produced by rultor.com for yegor256/futex#36

+ set -e
+ set -o pipefail
++ dirname ./run.sh
+ cd .
+ echo 1273
+ echo '2.0-SNAPSHOT BUILD'
2.0-SNAPSHOT BUILD
+ date
Fri Feb 21 04:43:26 UTC 2025
+ uptime
 04:43:26 up 2 min,  0 users,  load average: 0.69, 0.38, 0.15
+ ff=default
+ image=yegor256/rultor-image
+ rebase=false
+ head_branch=master
+ pull_title='Update dependency rubocop to v1'
+ author=yegor256
+ directory=
+ head=git@github.com:yegor256/futex.git
+ pull_id=36
+ fork=git@github.com:yegor256/futex.git
+ fork_branch=renovate/rubocop-1.x
+ squash=false
+ vars=('--env=head=git@github.com:yegor256/futex.git' '--env=pull_id=36' '--env=fork=git@github.com:yegor256/futex.git' '--env=fork_branch=renovate/rubocop-1.x' '--env=head_branch=master' '--env=pull_title=Update dependency rubocop to v1' '--env=author=yegor256' '--env=scripts=( '\''export '\''\'\'''\''head=git@github.com:yegor256/futex.git'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''pull_id=36'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''fork=git@github.com:yegor256/futex.git'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''fork_branch=renovate/rubocop-1.x'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''head_branch=master'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''pull_title=Update dependency rubocop to v1'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''author=yegor256'\''\'\'''\'''\'' '\'';'\'' '\''export GEM_HOME=~/.ruby'\'' '\'';'\'' '\''export GEM_PATH=$GEM_HOME:$GEM_PATH'\'' '\'';'\'' '\''bundle install --no-color'\'' '\'';'\'' '\''bundle exec rake'\'' '\'';'\'' )')
+ scripts=('export '\''head=git@github.com:yegor256/futex.git'\''' ';' 'export '\''pull_id=36'\''' ';' 'export '\''fork=git@github.com:yegor256/futex.git'\''' ';' 'export '\''fork_branch=renovate/rubocop-1.x'\''' ';' 'export '\''head_branch=master'\''' ';' 'export '\''pull_title=Update dependency rubocop to v1'\''' ';' 'export '\''author=yegor256'\''' ';' 'export GEM_HOME=~/.ruby' ';' 'export GEM_PATH=$GEM_HOME:$GEM_PATH' ';' 'bundle install --no-color' ';' 'bundle exec rake' ';')
+ container=yegor256_futex_36
+ as_root=false
+ hostname
ip-172-31-17-202
+ pwd
/tmp/rultor-DEWM
+ git --version
git version 2.34.1
+ docker --version
Docker version 25.0.3, build 4debf41
+ mkdir -p /home/ubuntu/.ssh
+ echo -e 'Host github.com\n\tStrictHostKeyChecking no\n'
+ chmod 600 /home/ubuntu/.ssh/config
+ git clone git@github.com:yegor256/futex.git repo
Cloning into 'repo'...
Warning: Permanently added 'github.com' (ED25519) to the list of known hosts.
+ cd repo
+ git config user.email me@rultor.com
+ git config user.name rultor
+ '[' -z 'export '\''head=git@github.com:yegor256/futex.git'\''' ']'
+ cd ..
+ cat
+ '[' false = true ']'
+ cat
+ chmod a+x entry.sh
+ cat
+ echo 'export '\''head=git@github.com:yegor256/futex.git'\''' ';' 'export '\''pull_id=36'\''' ';' 'export '\''fork=git@github.com:yegor256/futex.git'\''' ';' 'export '\''fork_branch=renovate/rubocop-1.x'\''' ';' 'export '\''head_branch=master'\''' ';' 'export '\''pull_title=Update dependency rubocop to v1'\''' ';' 'export '\''author=yegor256'\''' ';' 'export GEM_HOME=~/.ruby' ';' 'export GEM_PATH=$GEM_HOME:$GEM_PATH' ';' 'bundle install --no-color' ';' 'bundle exec rake' ';'
+ sensitive=()
+ rm -rf .gnupg
+ set -ex
+ cd repo
+ git remote add fork git@github.com:yegor256/futex.git
+ git remote update
Fetching origin
Fetching fork
From github.com:yegor256/futex
 * [new branch]      master                -> fork/master
 * [new branch]      renovate/minitest-5.x -> fork/renovate/minitest-5.x
 * [new branch]      renovate/rubocop-0.x  -> fork/renovate/rubocop-0.x
 * [new branch]      renovate/rubocop-1.x  -> fork/renovate/rubocop-1.x
 * [new branch]      renovate/rubocop-rspec-1.x -> fork/renovate/rubocop-rspec-1.x
 * [new branch]      renovate/rubocop-rspec-3.x -> fork/renovate/rubocop-rspec-3.x
 * [new branch]      renovate/rubygems-rdoc-vulnerability -> fork/renovate/rubygems-rdoc-vulnerability
+ args=
+ '[' default == default ']'
+ args=' --ff'
+ '[' default == no ']'
+ '[' default == only ']'
+ export BRANCH=__rultor
+ BRANCH=__rultor
++ wc -l
++ git show-branch __rultor
+ '[' 0 -gt 0 ']'
+ git status
On branch master
Your branch is up to date with 'origin/master'.

nothing to commit, working tree clean
+ git checkout -B __rultor fork/renovate/rubocop-1.x
Switched to a new branch '__rultor'
Branch '__rultor' set up to track remote branch 'renovate/rubocop-1.x' from 'fork'.
+ git checkout -B master origin/master
Switched to and reset branch 'master'
Branch 'master' set up to track remote branch 'master' from 'origin'.
Your branch is up to date with 'origin/master'.
+ '[' false == true ']'
+ '[' false == true ']'
+ git merge --ff __rultor
Updating 801640c..88d273b
Fast-forward
 Gemfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
+ docker_when_possible
+ true
++ tail -n 1
++ sed 's/ /\n/g'
++ uptime
+ load=0.16
++ bc
++ echo 0.16 '>' 30
+ '[' 0 -eq 1 ']'
+ echo 'load average is 0.16, low enough to run a new Docker container'
load average is 0.16, low enough to run a new Docker container
+ break
+ cd ..
+ '[' -n '' ']'
+ use_image=yegor256/rultor-image
+ docker pull yegor256/rultor-image
Using default tag: latest
latest: Pulling from yegor256/rultor-image
9cb31e2e37ea: Pulling fs layer
4f4fb700ef54: Pulling fs layer
9fedd035126b: Pulling fs layer
be667976bac1: Pulling fs layer
b19809d3ee31: Pulling fs layer
37748e122a76: Pulling fs layer
d45e258dde2c: Pulling fs layer
6d741a00a9f9: Pulling fs layer
7a71d1cf0710: Pulling fs layer
a4f2eeeef78f: Pulling fs layer
3682105afc70: Pulling fs layer
1bf5f473f9ad: Pulling fs layer
50d677f1de27: Pulling fs layer
98ff6f77b08c: Pulling fs layer
ebab05069b9b: Pulling fs layer
ec957f114e64: Pulling fs layer
8e526093be27: Pulling fs layer
43a4dc985cde: Pulling fs layer
1600ba9b8b41: Pulling fs layer
a1cad19bfe21: Pulling fs layer
621048906543: Pulling fs layer
5922e1fbef0a: Pulling fs layer
068d33bc24ec: Pulling fs layer
7b11b957fd60: Pulling fs layer
c0b6c52fd2de: Pulling fs layer
9dab91761412: Pulling fs layer
9a0cb023a1bb: Pulling fs layer
be667976bac1: Waiting
b19809d3ee31: Waiting
37748e122a76: Waiting
d45e258dde2c: Waiting
6d741a00a9f9: Waiting
7a71d1cf0710: Waiting
a4f2eeeef78f: Waiting
3682105afc70: Waiting
1bf5f473f9ad: Waiting
50d677f1de27: Waiting
98ff6f77b08c: Waiting
ebab05069b9b: Waiting
ec957f114e64: Waiting
8e526093be27: Waiting
43a4dc985cde: Waiting
1600ba9b8b41: Waiting
a1cad19bfe21: Waiting
621048906543: Waiting
5922e1fbef0a: Waiting
068d33bc24ec: Waiting
7b11b957fd60: Waiting
c0b6c52fd2de: Waiting
9dab91761412: Waiting
9a0cb023a1bb: Waiting
4f4fb700ef54: Verifying Checksum
4f4fb700ef54: Download complete
9fedd035126b: Verifying Checksum
9fedd035126b: Download complete
9cb31e2e37ea: Verifying Checksum
9cb31e2e37ea: Download complete
be667976bac1: Verifying Checksum
be667976bac1: Download complete
d45e258dde2c: Verifying Checksum
d45e258dde2c: Download complete
6d741a00a9f9: Verifying Checksum
6d741a00a9f9: Download complete
7a71d1cf0710: Verifying Checksum
7a71d1cf0710: Download complete
a4f2eeeef78f: Verifying Checksum
a4f2eeeef78f: Download complete
3682105afc70: Verifying Checksum
3682105afc70: Download complete
b19809d3ee31: Verifying Checksum
b19809d3ee31: Download complete
50d677f1de27: Verifying Checksum
50d677f1de27: Download complete
9cb31e2e37ea: Pull complete
4f4fb700ef54: Pull complete
9fedd035126b: Pull complete
1bf5f473f9ad: Verifying Checksum
1bf5f473f9ad: Download complete
98ff6f77b08c: Verifying Checksum
98ff6f77b08c: Download complete
ec957f114e64: Verifying Checksum
ec957f114e64: Download complete
be667976bac1: Pull complete
8e526093be27: Verifying Checksum
8e526093be27: Download complete
43a4dc985cde: Verifying Checksum
43a4dc985cde: Download complete
1600ba9b8b41: Verifying Checksum
1600ba9b8b41: Download complete
a1cad19bfe21: Verifying Checksum
a1cad19bfe21: Download complete
621048906543: Verifying Checksum
621048906543: Download complete
5922e1fbef0a: Verifying Checksum
5922e1fbef0a: Download complete
068d33bc24ec: Verifying Checksum
068d33bc24ec: Download complete
7b11b957fd60: Verifying Checksum
7b11b957fd60: Download complete
c0b6c52fd2de: Verifying Checksum
c0b6c52fd2de: Download complete
9dab91761412: Verifying Checksum
9dab91761412: Download complete
9a0cb023a1bb: Verifying Checksum
9a0cb023a1bb: Download complete
ebab05069b9b: Verifying Checksum
ebab05069b9b: Download complete
37748e122a76: Verifying Checksum
37748e122a76: Download complete
b19809d3ee31: Pull complete
37748e122a76: Pull complete
d45e258dde2c: Pull complete
6d741a00a9f9: Pull complete
7a71d1cf0710: Pull complete
a4f2eeeef78f: Pull complete
3682105afc70: Pull complete
1bf5f473f9ad: Pull complete
50d677f1de27: Pull complete
98ff6f77b08c: Pull complete
ebab05069b9b: Pull complete
ec957f114e64: Pull complete
8e526093be27: Pull complete
43a4dc985cde: Pull complete
1600ba9b8b41: Pull complete
a1cad19bfe21: Pull complete
621048906543: Pull complete
5922e1fbef0a: Pull complete
068d33bc24ec: Pull complete
7b11b957fd60: Pull complete
c0b6c52fd2de: Pull complete
9dab91761412: Pull complete
9a0cb023a1bb: Pull complete
Digest: sha256:1b8a5a6ac8781ae98fffa1d73f3a080693c0758f361ee19b0d59f1d55e927280
Status: Downloaded newer image for yegor256/rultor-image:latest
docker.io/yegor256/rultor-image:latest
+ docker ps --filter=status=exited
+ grep --quiet '\syegor256_futex_36\s*$'
+ ls -al .
total 56
drwx------  3 ubuntu ubuntu 4096 Feb 21 04:43 .
drwxrwxrwt 12 root   root   4096 Feb 21 04:47 ..
-rwxrwxr-x  1 ubuntu ubuntu 2089 Feb 21 04:46 end.sh
-rwxrwxr-x  1 ubuntu ubuntu  490 Feb 21 04:43 entry.sh
-rw-rw-r--  1 ubuntu ubuntu    5 Feb 21 04:43 pid
drwxrwxr-x  6 ubuntu ubuntu 4096 Feb 21 04:43 repo
-rw-rw-r--  1 ubuntu ubuntu   81 Feb 21 04:43 rubygems.yml
-rwxrwxr-x  1 ubuntu ubuntu 9173 Feb 21 04:43 run.sh
-rw-rw-r--  1 ubuntu ubuntu  567 Feb 21 04:43 script.sh
-rw-rw-r--  1 ubuntu ubuntu 9360 Feb 21 04:48 stdout
++ pwd
++ pwd
+ docker run -t --rm -v /tmp/rultor-DEWM:/main --env=head=git@github.com:yegor256/futex.git --env=pull_id=36 --env=fork=git@github.com:yegor256/futex.git --env=fork_branch=renovate/rubocop-1.x --env=head_branch=master '--env=pull_title=Update dependency rubocop to v1' --env=author=yegor256 '--env=scripts=( '\''export '\''\'\'''\''head=git@github.com:yegor256/futex.git'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''pull_id=36'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''fork=git@github.com:yegor256/futex.git'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''fork_branch=renovate/rubocop-1.x'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''head_branch=master'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''pull_title=Update dependency rubocop to v1'\''\'\'''\'''\'' '\'';'\'' '\''export '\''\'\'''\''author=yegor256'\''\'\'''\'''\'' '\'';'\'' '\''export GEM_HOME=~/.ruby'\'' '\'';'\'' '\''export GEM_PATH=$GEM_HOME:$GEM_PATH'\'' '\'';'\'' '\''bundle install --no-color'\'' '\'';'\'' '\''bundle exec rake'\'' '\'';'\'' )' --hostname=docker --privileged --net=host --dns 8.8.8.8 --add-host docker:127.0.0.1 --memory=8g --memory-swap=16g --oom-kill-disable --cidfile=/tmp/rultor-DEWM/cid -w=/main -v /var/run/docker.sock:/var/run/docker.sock --name=yegor256_futex_36 yegor256/rultor-image /main/entry.sh
WARNING: Your kernel does not support OomKillDisable. OomKillDisable discarded.
Using /usr/local/rvm/gems/ruby-3.2.2
Using /usr/local/rvm/gems/ruby-3.2.2
+ set -e
+ set -o pipefail
+ shopt -s dotglob
+ useradd -m -G sudo r
++ awk -F : '$3 > 100 { print $1 }'
++ cat /etc/group
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G nogroup r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G systemd-journal r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G systemd-network r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G systemd-resolve r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G messagebus r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G _ssh r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G rvm r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G ssl-cert r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G postgres r
+ for g in $(cat /etc/group | awk  -F  ':' '$3 > 100 { print $1 }')
+ usermod -a -G r r
+ usermod -s /bin/bash r
+ echo '%sudo ALL=(ALL) NOPASSWD:ALL'
+ cp -R /root/.bashrc /root/.cargo /root/.config /root/.gem /root/.gemrc /root/.launchpadlib /root/.m2 /root/.profile /root/.rustup /root/.rvmrc /root/texmf /home/r
+ cp -R ./cid ./end.sh ./entry.sh ./pid ./repo ./rubygems.yml ./run.sh ./script.sh ./stdout /home/r
+ rm -rf repo
+ chown -R r:r /home/r
+ chmod a+x /home/r/script.sh
+ cat /home/r/script.sh
#!/bin/bash
set -e
set -o pipefail
if [ -e /home/r/.profile ]; then source /home/r/.profile; fi
shopt -s expand_aliases
alias 'sudo=sudo -i'
export HOME=/home/r
cd "${HOME}/repo"
export 'head=git@github.com:yegor256/futex.git' ; export 'pull_id=36' ; export 'fork=git@github.com:yegor256/futex.git' ; export 'fork_branch=renovate/rubocop-1.x' ; export 'head_branch=master' ; export 'pull_title=Update dependency rubocop to v1' ; export 'author=yegor256' ; export GEM_HOME=~/.ruby ; export GEM_PATH=$GEM_HOME:$GEM_PATH ; bundle install --no-color ; bundle exec rake ;
+ su --login r --command /home/r/script.sh
Using /usr/local/rvm/gems/ruby-3.2.2
Using /usr/local/rvm/gems/ruby-3.2.2
Using /usr/local/rvm/gems/ruby-3.2.2
Using /usr/local/rvm/gems/ruby-3.2.2
Fetching gem metadata from https://rubygems.org/.........
Resolving dependencies...
Fetching rake 13.2.1
Installing rake 13.2.1
Fetching ast 2.4.2
Installing ast 2.4.2
Fetching backtrace 0.4.0
Installing backtrace 0.4.0
Using bundler 2.4.10
Fetching concurrent-ruby 1.3.5
Installing concurrent-ruby 1.3.5
Using futex 0.0.0 from source at `.`
Fetching json 2.10.1
Installing json 2.10.1 with native extensions
Fetching language_server-protocol 3.17.0.4
Installing language_server-protocol 3.17.0.4
Fetching lint_roller 1.1.0
Installing lint_roller 1.1.0
Fetching minitest 5.11.3
Installing minitest 5.11.3
Fetching parallel 1.26.3
Installing parallel 1.26.3
Fetching racc 1.8.1
Installing racc 1.8.1 with native extensions
Fetching parser 3.3.7.1
Installing parser 3.3.7.1
GemWrappers: Can not wrap missing file: ruby-parse
GemWrappers: Can not wrap missing file: ruby-rewrite
GemWrappers: Can not wrap missing file: ruby-parse
GemWrappers: Can not wrap missing file: ruby-rewrite
Using rainbow 3.1.1
Fetching rdoc 4.3.0
Installing rdoc 4.3.0
Fetching regexp_parser 2.10.0
Installing regexp_parser 2.10.0
Fetching rubocop-ast 1.38.0
Installing rubocop-ast 1.38.0
Fetching ruby-progressbar 1.13.0
Installing ruby-progressbar 1.13.0
Fetching unicode-emoji 4.0.4
Installing unicode-emoji 4.0.4
Fetching unicode-display_width 3.1.4
Installing unicode-display_width 3.1.4
Fetching rubocop 1.72.2
Installing rubocop 1.72.2
GemWrappers: Can not wrap missing file: rubocop
GemWrappers: Can not wrap missing file: rubocop
Fetching rubocop-minitest 0.37.1
Installing rubocop-minitest 0.37.1
Fetching rubocop-performance 1.24.0
Installing rubocop-performance 1.24.0
Fetching rubocop-rake 0.7.1
Installing rubocop-rake 0.7.1
Fetching rubocop-rspec 1.31.0
Installing rubocop-rspec 1.31.0
Fetching threads 0.4.1
Installing threads 0.4.1
Bundle complete! 10 Gemfile dependencies, 26 gems now installed.
Use `bundle info [gemname]` to see where a bundled gem is installed.
/home/r/repo/Rakefile:10: warning: already initialized constant CLEAN
/home/r/.ruby/gems/rake-13.2.1/lib/rake/clean.rb:63: warning: previous definition of CLEAN was here
Run options: --seed 40867

# Running:

.Futex::CantLock: #1048-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-14[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-0[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1143-sh/assert-thread-2[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-15[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 15ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 23ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-3[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-9[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-1[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-8[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1045-sh/assert-thread-17[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-2[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-11[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-9[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.01s of waiting: #1045-sh/assert-thread-9[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 10ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-12[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-12[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-14[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-2[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-11[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-17[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-7[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-7[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-10[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-0[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-8[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.01s of waiting: #1141-sh/assert-thread-9[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-19[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-14[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 19ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-9[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-3[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-11[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-3[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-16[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-18[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-10[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-7[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-12[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-7[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-12[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-7[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-1[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-15[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-12[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 13ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-4[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-16[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-16[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.01s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-8[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-5[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting:  (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-11[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-18[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1045-sh/assert-thread-9[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-13[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-17[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-18[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1143-sh/assert-thread-4[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 9ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-7[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1144-sh/assert-thread-6[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-14[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-1[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 10ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-2[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-11[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1144-sh/assert-thread-1[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-8[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-4[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-10[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-7[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-2[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-16[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-7[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-3[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-9[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-18[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-3[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-5[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-3[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-5[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1045-sh/assert-thread-9[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 11ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-7[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-12[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-13[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1047-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-12[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1048-sh/assert-thread-11[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-14[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-12[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-12[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-8[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1050-ex/assert-thread-17[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-16[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 7ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-14[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1045-ex/assert-thread-16[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.01s of waiting: #1045-sh/assert-thread-8[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1045-sh/assert-thread-15[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1047-ex/assert-thread-19[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-4[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1048-ex/assert-thread-17[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1046-sh/assert-thread-4[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1141-ex/assert-thread-4[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1049-sh/assert-thread-16[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 8ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1046-ex/assert-thread-10[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1050-sh/assert-thread-1[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 5ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-5[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1045-ex/assert-thread-2[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1144-ex/assert-thread-17[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting:  (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1142-ex/assert-thread-4[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1141-sh/assert-thread-0[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1049-ex/assert-thread-6[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1142-sh/assert-thread-17[/home/r/repo/test/test_futex.rb:113:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 4ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
Futex::CantLock: #1143-ex/assert-thread-19[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] can't get exclusive access to the file /tmp/d20250221-1041-qn1z88/g/e/f/file.txt because of the lock at /tmp/d20250221-1041-qn1z88/g/e/f/file.txt.lock, after 16.0s of waiting: #1144-ex/assert-thread-11[/home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'] (modified 6ms ago)
        /home/r/repo/lib/futex.rb:99:in `block (2 levels) in open'
        /home/r/repo/lib/futex.rb:88:in `loop'
        /home/r/repo/lib/futex.rb:88:in `block in open'
        /home/r/repo/lib/futex.rb:159:in `open_synchronized'
        /home/r/repo/lib/futex.rb:86:in `open'
        /home/r/repo/test/test_futex.rb:107:in `block (4 levels) in test_exclusive_and_shared_locking_in_processes'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:77:in `block (3 levels) in assert'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `loop'
        /home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:73:in `block (2 levels) in assert'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:359:in `run_task'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:350:in `block (3 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `loop'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:341:in `block (2 levels) in create_worker'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `catch'
        /home/r/.ruby/gems/concurrent-ruby-1.3.5/lib/concurrent-ruby/concurrent/executor/ruby_thread_pool_executor.rb:340:in `block in create_worker'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 12 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 14 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 12 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 13 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
/home/r/.ruby/gems/threads-0.4.1/lib/threads.rb:94:in `assert': 1mOnly 12 out of 20 threads completed successfully (1;4mRuntimeErrorm1m)m
        from /home/r/repo/test/test_futex.rb:105:in `block (3 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:104:in `fork'
        from /home/r/repo/test/test_futex.rb:104:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
        from /home/r/repo/test/test_futex.rb:103:in `times'
        from /home/r/repo/test/test_futex.rb:103:in `block in test_exclusive_and_shared_locking_in_processes'
        from /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
        from /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:98:in `block (3 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:195:in `capture_exceptions'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:95:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:265:in `time_it'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:94:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:211:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest/test.rb:93:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:960:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:334:in `run_one_method'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:321:in `block (2 levels) in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `each'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:320:in `block in run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:360:in `on_signal'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:347:in `with_info_handler'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:319:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `block in __run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `map'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:159:in `__run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:136:in `run'
        from /home/r/.ruby/gems/minitest-5.11.3/lib/minitest.rb:63:in `block in autorun'
E.Locked by #1041-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:24:in `block (2 levels) in test_syncs_access_to_file'] in 159μs, exclusive: /tmp/d20250221-1041-cxqref/a/b/c/file.txt (attempt no.0)
Unlocked by #1041-ex/assert-thread-1[/home/r/repo/test/test_futex.rb:24:in `block (2 levels) in test_syncs_access_to_file'] in 98μs, exclusive: /tmp/d20250221-1041-cxqref/a/b/c/file.txt
Locked by #1041-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:24:in `block (2 levels) in test_syncs_access_to_file'] in 6ms, exclusive: /tmp/d20250221-1041-cxqref/a/b/c/file.txt (attempt no.1)
Unlocked by #1041-ex/assert-thread-0[/home/r/repo/test/test_futex.rb:24:in `block (2 levels) in test_syncs_access_to_file'] in 66μs, exclusive: /tmp/d20250221-1041-cxqref/a/b/c/file.txt
.........

Finished in 29.649651s, 0.4047 runs/s, 40.9111 assertions/s.

  1) Error:
FutexTest#test_exclusive_and_shared_locking_in_processes:
RuntimeError: Failed in PID #1144: pid 1144 exit 1
    /home/r/repo/test/test_futex.rb:124:in `block (2 levels) in test_exclusive_and_shared_locking_in_processes'
    /home/r/repo/test/test_futex.rb:123:in `each'
    /home/r/repo/test/test_futex.rb:123:in `block in test_exclusive_and_shared_locking_in_processes'
    /usr/local/rvm/rubies/ruby-3.2.2/lib/ruby/3.2.0/tmpdir.rb:94:in `mktmpdir'
    /home/r/repo/test/test_futex.rb:101:in `test_exclusive_and_shared_locking_in_processes'

12 runs, 1213 assertions, 0 failures, 1 errors, 0 skips
rake aborted!
Command failed with status (1)
/home/r/.ruby/gems/rake-13.2.1/exe/rake:27:in `<top (required)>'
/home/r/.ruby/bin/ruby_executable_hooks:22:in `eval'
/home/r/.ruby/bin/ruby_executable_hooks:22:in `<main>'
Tasks: TOP => default => test
(See full trace by running task with --trace)
container 8706ecfdc9282b274869829e06e3797dcea983c62d934967304246eebde6caee is dead
Fri Feb 21 04:50:33 UTC 2025