[INFO] fetching crate async-lock 2.3.0...
[INFO] testing async-lock-2.3.0 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate async-lock 2.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate async-lock 2.3.0 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-lock 2.3.0
[INFO] finished tweaking crates.io crate async-lock 2.3.0
[INFO] tweaked toml for crates.io crate async-lock 2.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c9325aa1fcb4a55f0b11f6fe39e64bc613cafa258671f5bb80260d2bdfd0843d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c9325aa1fcb4a55f0b11f6fe39e64bc613cafa258671f5bb80260d2bdfd0843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c9325aa1fcb4a55f0b11f6fe39e64bc613cafa258671f5bb80260d2bdfd0843d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9325aa1fcb4a55f0b11f6fe39e64bc613cafa258671f5bb80260d2bdfd0843d", kill_on_drop: false }`
[INFO] [stdout] c9325aa1fcb4a55f0b11f6fe39e64bc613cafa258671f5bb80260d2bdfd0843d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e7565e60de9101dbb54238c4b0a3474c5ab8f79796f282c042d8180751bf0e7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3e7565e60de9101dbb54238c4b0a3474c5ab8f79796f282c042d8180751bf0e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling async-lock v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "3e7565e60de9101dbb54238c4b0a3474c5ab8f79796f282c042d8180751bf0e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e7565e60de9101dbb54238c4b0a3474c5ab8f79796f282c042d8180751bf0e7", kill_on_drop: false }`
[INFO] [stdout] 3e7565e60de9101dbb54238c4b0a3474c5ab8f79796f282c042d8180751bf0e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d37f25ef25a7da247122c935f80fdc82bf09501bf081285f6674cad1ae25f27
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d37f25ef25a7da247122c935f80fdc82bf09501bf081285f6674cad1ae25f27", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling futures-lite v1.11.2
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling async-lock v2.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "7d37f25ef25a7da247122c935f80fdc82bf09501bf081285f6674cad1ae25f27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d37f25ef25a7da247122c935f80fdc82bf09501bf081285f6674cad1ae25f27", kill_on_drop: false }`
[INFO] [stdout] 7d37f25ef25a7da247122c935f80fdc82bf09501bf081285f6674cad1ae25f27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bdbab4c52b332810c62166f0759ceb3c71b096ca1a3f082afc89a824129bb7ae
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bdbab4c52b332810c62166f0759ceb3c71b096ca1a3f082afc89a824129bb7ae", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/async_lock-e73c71c4a6628123
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/barrier-b9c9c6c7dd1f20f8
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mutex-45513af2506dc105
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test into_inner ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test try_lock ... ok
[INFO] [stdout] test contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rwlock-6b6d9045ca32c34c
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test not_upgrade ... ok
[INFO] [stdout] test try_write ... ok
[INFO] [stdout] test get_mut ... ok
[INFO] [stdout] test into_inner ... ok
[INFO] [stdout] test smoke ... ok
[INFO] [stdout] test upgrade ... ok
[INFO] [stdout] test upgradable_with_concurrent_writer ... ok
[INFO] [stdout] test into_inner_and_drop ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/semaphore-19069bb4f22f5516
[INFO] [stdout] test writer_and_readers ... ok
[INFO] [stdout] test contention ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test try_acquire ... ok
[INFO] [stdout] test as_mutex ... ok
[INFO] [stdout] test multi_resource ... ok
[INFO] [stdout] test stress ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-lock
[INFO] [stdout] 
[INFO] [stdout] running 34 tests
[INFO] [stdout] test src/barrier.rs - barrier::Barrier::new (line 29) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::try_lock (line 205) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::new (line 56) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::into_inner (line 73) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::MutexGuardArc<T>::source (line 395) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock (line 24) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::try_lock_arc (line 277) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::lock (line 91) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex (line 20) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::get_mut (line 230) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::new (line 74) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::MutexGuard::source (line 336) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::Barrier::wait (line 54) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::BarrierWaitResult::is_leader (line 119) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::into_inner (line 93) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::read (line 161) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::get_mut (line 404) ... ok
[INFO] [stdout] test src/mutex.rs - mutex::Mutex<T>::lock_arc (line 251) ... ok
[INFO] [stdout] test src/barrier.rs - barrier::BarrierWaitResult (line 101) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::write (line 361) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLockUpgradableReadGuard::try_upgrade (line 536) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLockUpgradableReadGuard::upgrade (line 571) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire (line 37) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::try_write (line 329) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire (line 74) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::new (line 18) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::try_read (line 112) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLockUpgradableReadGuard::downgrade (line 507) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::try_upgradable_read (line 222) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLock<T>::upgradable_read (line 278) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire_arc (line 106) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLockWriteGuard::downgrade (line 656) ... ok
[INFO] [stdout] test src/rwlock.rs - rwlock::RwLockWriteGuard::downgrade_to_upgradable (line 694) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire_arc (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bdbab4c52b332810c62166f0759ceb3c71b096ca1a3f082afc89a824129bb7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdbab4c52b332810c62166f0759ceb3c71b096ca1a3f082afc89a824129bb7ae", kill_on_drop: false }`
[INFO] [stdout] bdbab4c52b332810c62166f0759ceb3c71b096ca1a3f082afc89a824129bb7ae