[INFO] fetching crate async-weighted-semaphore 0.2.1...
[INFO] testing async-weighted-semaphore-0.2.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate async-weighted-semaphore 0.2.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate async-weighted-semaphore 0.2.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-weighted-semaphore 0.2.1
[INFO] finished tweaking crates.io crate async-weighted-semaphore 0.2.1
[INFO] tweaked toml for crates.io crate async-weighted-semaphore 0.2.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-test v0.2.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6fb6aeacd728a6002dafd570fa56f37eb4a0ef88b9d928021c6332c201c20d9f
[INFO] running `Command { std: "docker" "start" "-a" "6fb6aeacd728a6002dafd570fa56f37eb4a0ef88b9d928021c6332c201c20d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fb6aeacd728a6002dafd570fa56f37eb4a0ef88b9d928021c6332c201c20d9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fb6aeacd728a6002dafd570fa56f37eb4a0ef88b9d928021c6332c201c20d9f", kill_on_drop: false }`
[INFO] [stdout] 6fb6aeacd728a6002dafd570fa56f37eb4a0ef88b9d928021c6332c201c20d9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abe32269666f17ad041b3732f0b1e22e3cda2155ee910c87f2143d17b596aeb0
[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" "abe32269666f17ad041b3732f0b1e22e3cda2155ee910c87f2143d17b596aeb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling async-weighted-semaphore v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "abe32269666f17ad041b3732f0b1e22e3cda2155ee910c87f2143d17b596aeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abe32269666f17ad041b3732f0b1e22e3cda2155ee910c87f2143d17b596aeb0", kill_on_drop: false }`
[INFO] [stdout] abe32269666f17ad041b3732f0b1e22e3cda2155ee910c87f2143d17b596aeb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de4fa19b134d7ddbc19be9627af09c5af8b872242245ddc00bd0adc1c3495e4c
[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" "de4fa19b134d7ddbc19be9627af09c5af8b872242245ddc00bd0adc1c3495e4c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.76
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling fastrand v1.5.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.4.1
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling async-channel v1.6.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling polling v2.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling async-io v1.6.0
[INFO] [stderr]    Compiling pin-project v1.0.8
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.10.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling futures-test v0.3.17
[INFO] [stderr]    Compiling futures-locks v0.6.0
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling async-weighted-semaphore v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.66s
[INFO] running `Command { std: "docker" "inspect" "de4fa19b134d7ddbc19be9627af09c5af8b872242245ddc00bd0adc1c3495e4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de4fa19b134d7ddbc19be9627af09c5af8b872242245ddc00bd0adc1c3495e4c", kill_on_drop: false }`
[INFO] [stdout] de4fa19b134d7ddbc19be9627af09c5af8b872242245ddc00bd0adc1c3495e4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2b5e60de8288bb3e5bcb22643fc6f1cebe8a2542f8c98bf3707b2a73bcdc6c3
[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" "a2b5e60de8288bb3e5bcb22643fc6f1cebe8a2542f8c98bf3707b2a73bcdc6c3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_weighted_semaphore-664a50ba753ef4ae)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::unit::test_extend_arc ... ok
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test tests::unit::test_extend_arc_overflow ... ok
[INFO] [stdout] test tests::unit::test_leak ... ok
[INFO] [stdout] test tests::unit::test_extend ... ok
[INFO] [stdout] test tests::unit::test_poison_release_immediate ... ok
[INFO] [stdout] test tests::unit::test_cancel ... ok
[INFO] [stdout] test tests::unit::test_simple ... ok
[INFO] [stdout] test tests::unit::test_split_arc_underflow ... ok
[INFO] [stdout] test tests::unit::test_extend_overflow ... ok
[INFO] [stdout] test tests::unit::test_poison_new ... ok
[INFO] [stdout] test tests::unit::test_zero_now ... ok
[INFO] [stdout] test tests::unit::test_split_underflow ... ok
[INFO] [stdout] test waker::test::test_cancel_finish ... ok
[INFO] [stdout] test tests::unit::test_zero_pending ... ok
[INFO] [stdout] test waker::test::test_cancel ... ok
[INFO] [stdout] test waker::test::test_finish_cancel ... ok
[INFO] [stdout] test waker::test::test_finish ... ok
[INFO] [stdout] test tests::unit::test_poison_release_concurrent ... ok
[INFO] [stdout] test tests::unit::test_split ... ok
[INFO] [stdout] test tests::unit::test_split_arc ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] test tests::unit::test_poison_release_add ... ok
[INFO] [stdout] test tests::unit::test_extend_arc_wrong_sems - should panic ... ok
[INFO] [stdout] test tests::unit::test_extend_wrong_sems - should panic ... ok
[INFO] [stdout] test tests::unit::test_poison_panic ... ok
[INFO] [stdout] test tests::unit::test_sequential ... ok
[INFO] [stdout] test waker::test::test_poll_race ... ok
[INFO] [stdout] test waker::test::test_cancel_race ... ok
[INFO] [stdout] test tests::pipe::test_pipe ... ok
[INFO] [stdout] test tests::lock::test has been running for over 60 seconds
[INFO] [stdout] test tests::unit::test_parallel has been running for over 60 seconds
[INFO] [stdout] test tests::lock::test ... ok
[INFO] [stdout] test tests::unit::test_parallel ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 149.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests async-weighted-semaphore
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::forget (line 147) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::forget (line 65) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::new (line 88) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard (line 10) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::MAX_AVAILABLE (line 66) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire_arc (line 164) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire (line 107) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 103) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::poison (line 248) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire (line 134) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::release (line 227) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire_arc (line 194) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::split (line 181) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::extend (line 47) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::split (line 97) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::extend (line 127) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2b5e60de8288bb3e5bcb22643fc6f1cebe8a2542f8c98bf3707b2a73bcdc6c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2b5e60de8288bb3e5bcb22643fc6f1cebe8a2542f8c98bf3707b2a73bcdc6c3", kill_on_drop: false }`
[INFO] [stdout] a2b5e60de8288bb3e5bcb22643fc6f1cebe8a2542f8c98bf3707b2a73bcdc6c3