[INFO] fetching crate async-weighted-semaphore 0.2.1...
[INFO] testing async-weighted-semaphore-0.2.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate async-weighted-semaphore 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate async-weighted-semaphore 0.2.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-locks v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d0c0fa0220672bd48ec44f0391d3331c759418a173113ea9e79ba26280e22644
[INFO] running `Command { std: "docker" "start" "-a" "d0c0fa0220672bd48ec44f0391d3331c759418a173113ea9e79ba26280e22644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d0c0fa0220672bd48ec44f0391d3331c759418a173113ea9e79ba26280e22644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0c0fa0220672bd48ec44f0391d3331c759418a173113ea9e79ba26280e22644", kill_on_drop: false }`
[INFO] [stdout] d0c0fa0220672bd48ec44f0391d3331c759418a173113ea9e79ba26280e22644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bed9dea2bfd8dd6b87976233fe9778291f8563e77b5a3ad7ca272544b5c381d9
[INFO] running `Command { std: "docker" "start" "-a" "bed9dea2bfd8dd6b87976233fe9778291f8563e77b5a3ad7ca272544b5c381d9", 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 0.50s
[INFO] running `Command { std: "docker" "inspect" "bed9dea2bfd8dd6b87976233fe9778291f8563e77b5a3ad7ca272544b5c381d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bed9dea2bfd8dd6b87976233fe9778291f8563e77b5a3ad7ca272544b5c381d9", kill_on_drop: false }`
[INFO] [stdout] bed9dea2bfd8dd6b87976233fe9778291f8563e77b5a3ad7ca272544b5c381d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5014cd9d01732860248454cd1fe086650de705e9f5643e5387198af12c3e985
[INFO] running `Command { std: "docker" "start" "-a" "d5014cd9d01732860248454cd1fe086650de705e9f5643e5387198af12c3e985", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling futures-lite v1.12.0
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling pulldown-cmark v0.8.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-executor v1.4.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling version-sync v0.9.2
[INFO] [stderr]    Compiling ctor v0.1.20
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.7
[INFO] [stderr]    Compiling log v0.4.14
[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 async-io v1.6.0
[INFO] [stderr]    Compiling pin-project v1.0.7
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-std v1.9.0
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling futures-test v0.3.15
[INFO] [stderr]    Compiling tokio-test v0.2.1
[INFO] [stderr]    Compiling futures-locks v0.6.0
[INFO] [stderr]    Compiling async-weighted-semaphore v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 26.25s
[INFO] running `Command { std: "docker" "inspect" "d5014cd9d01732860248454cd1fe086650de705e9f5643e5387198af12c3e985", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5014cd9d01732860248454cd1fe086650de705e9f5643e5387198af12c3e985", kill_on_drop: false }`
[INFO] [stdout] d5014cd9d01732860248454cd1fe086650de705e9f5643e5387198af12c3e985
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a4ead807bdb9030731337c36b3a38d842b0d8c7185bf74d3dc08adab18a84244
[INFO] running `Command { std: "docker" "start" "-a" "a4ead807bdb9030731337c36b3a38d842b0d8c7185bf74d3dc08adab18a84244", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/async_weighted_semaphore-14eebb935e3fac86)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::unit::test_extend ... ok
[INFO] [stdout] test tests::unit::test_cancel ... ok
[INFO] [stdout] test tests::unit::test_extend_arc ... ok
[INFO] [stdout] test tests::unit::test_extend_arc_overflow ... ok
[INFO] [stdout] test test_readme_deps ... ok
[INFO] [stdout] test tests::unit::test_extend_overflow ... ok
[INFO] [stdout] test tests::unit::test_extend_wrong_sems - should panic ... ok
[INFO] [stdout] test tests::unit::test_extend_arc_wrong_sems - should panic ... ok
[INFO] [stdout] test tests::unit::test_poison_new ... ok
[INFO] [stdout] test tests::unit::test_poison_release_add ... ok
[INFO] [stdout] test tests::unit::test_leak ... ok
[INFO] [stdout] test tests::unit::test_poison_release_immediate ... ok
[INFO] [stdout] test tests::unit::test_simple ... ok
[INFO] [stdout] test tests::unit::test_poison_release_concurrent ... ok
[INFO] [stdout] test tests::unit::test_split_arc ... ok
[INFO] [stdout] test tests::unit::test_split ... ok
[INFO] [stdout] test tests::unit::test_split_underflow ... ok
[INFO] [stdout] test tests::unit::test_zero_now ... ok
[INFO] [stdout] test waker::test::test_cancel ... ok
[INFO] [stdout] test tests::unit::test_zero_pending ... ok
[INFO] [stdout] test waker::test::test_cancel_finish ... ok
[INFO] [stdout] test waker::test::test_finish ... ok
[INFO] [stdout] test tests::unit::test_split_arc_underflow ... ok
[INFO] [stdout] test waker::test::test_finish_cancel ... ok
[INFO] [stdout] test test_html_root_url ... ok
[INFO] [stdout] test tests::unit::test_poison_panic ... ok
[INFO] [stdout] test tests::unit::test_sequential ... ok
[INFO] [stdout] test waker::test::test_cancel_race ... ok
[INFO] [stdout] test waker::test::test_poll_race ... ok
[INFO] [stdout] test tests::pipe::test_pipe ... ok
[INFO] [stdout] test tests::lock::test ... ok
[INFO] [stdout] test tests::unit::test_parallel has been running for over 60 seconds
[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 95.57s
[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/semaphore.rs - semaphore::Semaphore::new (line 88) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::release (line 227) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire_arc (line 164) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::forget (line 65) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::MAX_AVAILABLE (line 66) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire (line 107) ... ok
[INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire_arc (line 194) ... 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/guard.rs - guard::SemaphoreGuard (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 103) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::split (line 97) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::extend (line 47) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::split (line 181) ... ok
[INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::extend (line 127) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a4ead807bdb9030731337c36b3a38d842b0d8c7185bf74d3dc08adab18a84244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ead807bdb9030731337c36b3a38d842b0d8c7185bf74d3dc08adab18a84244", kill_on_drop: false }`
[INFO] [stdout] a4ead807bdb9030731337c36b3a38d842b0d8c7185bf74d3dc08adab18a84244