[INFO] fetching crate async-weighted-semaphore 0.2.1... [INFO] testing async-weighted-semaphore-0.2.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate async-weighted-semaphore 0.2.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate async-weighted-semaphore 0.2.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7e7902cefb8e62cad6ccc73e098deb48f1eb46487df05c876b6201d77bdbe435 [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" "7e7902cefb8e62cad6ccc73e098deb48f1eb46487df05c876b6201d77bdbe435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7e7902cefb8e62cad6ccc73e098deb48f1eb46487df05c876b6201d77bdbe435", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7e7902cefb8e62cad6ccc73e098deb48f1eb46487df05c876b6201d77bdbe435", kill_on_drop: false }` [INFO] [stdout] 7e7902cefb8e62cad6ccc73e098deb48f1eb46487df05c876b6201d77bdbe435 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "build" "--frozen" "--message-format=json", 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] 91c9efbfc752d58be7f29529cbe79c2cb0f9dade2214407d98735656d0d0ab75 [INFO] running `Command { std: "docker" "start" "-a" "91c9efbfc752d58be7f29529cbe79c2cb0f9dade2214407d98735656d0d0ab75", 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 1.38s [INFO] running `Command { std: "docker" "inspect" "91c9efbfc752d58be7f29529cbe79c2cb0f9dade2214407d98735656d0d0ab75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91c9efbfc752d58be7f29529cbe79c2cb0f9dade2214407d98735656d0d0ab75", kill_on_drop: false }` [INFO] [stdout] 91c9efbfc752d58be7f29529cbe79c2cb0f9dade2214407d98735656d0d0ab75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] de00e5f7b0bcd86df94c389b1989248558ba394411d38c02837191496b9ae5b6 [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" "de00e5f7b0bcd86df94c389b1989248558ba394411d38c02837191496b9ae5b6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling pin-project-lite v0.1.12 [INFO] [stderr] Compiling pulldown-cmark v0.8.0 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling semver-parser v0.9.0 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling toml v0.5.8 [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 quote v1.0.9 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling version-sync v0.9.2 [INFO] [stderr] Compiling ctor v0.1.21 [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 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 v1.0.8 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling mio-uds v0.6.8 [INFO] [stderr] Compiling tokio v0.2.25 [INFO] [stderr] Compiling async-std v1.10.0 [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 35.61s [INFO] running `Command { std: "docker" "inspect" "de00e5f7b0bcd86df94c389b1989248558ba394411d38c02837191496b9ae5b6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "de00e5f7b0bcd86df94c389b1989248558ba394411d38c02837191496b9ae5b6", kill_on_drop: false }` [INFO] [stdout] de00e5f7b0bcd86df94c389b1989248558ba394411d38c02837191496b9ae5b6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1dd4e07d8f604a28bfb178b6181449eea8d33b97972d580e55bc468df37cdd29 [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" "1dd4e07d8f604a28bfb178b6181449eea8d33b97972d580e55bc468df37cdd29", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/async_weighted_semaphore-f9191c6dce726163) [INFO] [stdout] [INFO] [stdout] running 32 tests [INFO] [stdout] test tests::unit::test_poison_release_add ... ok [INFO] [stdout] test test_readme_deps ... ok [INFO] [stdout] test tests::unit::test_poison_new ... ok [INFO] [stdout] test tests::unit::test_extend_arc_overflow ... ok [INFO] [stdout] test tests::unit::test_extend_overflow ... 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 ... ok [INFO] [stdout] test tests::unit::test_split_arc_underflow ... ok [INFO] [stdout] test tests::unit::test_leak ... ok [INFO] [stdout] test tests::unit::test_zero_now ... ok [INFO] [stdout] test tests::unit::test_zero_pending ... ok [INFO] [stdout] test tests::unit::test_split_underflow ... ok [INFO] [stdout] test tests::unit::test_cancel ... ok [INFO] [stdout] test tests::unit::test_poison_release_immediate ... ok [INFO] [stdout] test tests::unit::test_split_arc ... ok [INFO] [stdout] test waker::test::test_finish ... ok [INFO] [stdout] test tests::unit::test_extend ... ok [INFO] [stdout] test waker::test::test_cancel ... ok [INFO] [stdout] test waker::test::test_cancel_finish ... ok [INFO] [stdout] test tests::unit::test_extend_arc ... ok [INFO] [stdout] test waker::test::test_finish_cancel ... ok [INFO] [stdout] test test_html_root_url ... ok [INFO] [stdout] test tests::unit::test_sequential ... ok [INFO] [stdout] test tests::unit::test_poison_panic ... 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 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 149.25s [INFO] [stdout] [INFO] [stderr] Doc-tests async-weighted-semaphore [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::new (line 88) ... ok [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::acquire_arc (line 164) ... ok [INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::forget (line 147) ... ok [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::MAX_AVAILABLE (line 66) ... ok [INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard::forget (line 65) ... ok [INFO] [stdout] test src/guard.rs - guard::SemaphoreGuard (line 10) ... 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::poison (line 248) ... ok [INFO] [stdout] test src/lib.rs - (line 103) ... ok [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::release (line 227) ... ok [INFO] [stdout] test src/lib.rs - (line 28) ... ok [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire_arc (line 194) ... ok [INFO] [stdout] test src/semaphore.rs - semaphore::Semaphore::try_acquire (line 134) ... ok [INFO] [stdout] test src/guard.rs - guard::SemaphoreGuardArc::extend (line 127) ... 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::SemaphoreGuard::split (line 97) ... 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 1.75s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1dd4e07d8f604a28bfb178b6181449eea8d33b97972d580e55bc468df37cdd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1dd4e07d8f604a28bfb178b6181449eea8d33b97972d580e55bc468df37cdd29", kill_on_drop: false }` [INFO] [stdout] 1dd4e07d8f604a28bfb178b6181449eea8d33b97972d580e55bc468df37cdd29