[INFO] fetching crate one-shot-mutex 0.2.1...
[INFO] testing one-shot-mutex-0.2.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate one-shot-mutex 0.2.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate one-shot-mutex 0.2.1
[INFO] finished tweaking crates.io crate one-shot-mutex 0.2.1
[INFO] tweaked toml for crates.io crate one-shot-mutex 0.2.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate one-shot-mutex 0.2.1 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate one-shot-mutex 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73b6aebdeb91c88d1f489176a5b000c67e506474c958fa6e4dbdd1cbc99ddc46
[INFO] running `Command { std: "docker" "start" "-a" "73b6aebdeb91c88d1f489176a5b000c67e506474c958fa6e4dbdd1cbc99ddc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73b6aebdeb91c88d1f489176a5b000c67e506474c958fa6e4dbdd1cbc99ddc46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73b6aebdeb91c88d1f489176a5b000c67e506474c958fa6e4dbdd1cbc99ddc46", kill_on_drop: false }`
[INFO] [stdout] 73b6aebdeb91c88d1f489176a5b000c67e506474c958fa6e4dbdd1cbc99ddc46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 74cfe96ead935304045afc79c8ed144f98edb675b7be0b5f8b89b872689d2eed
[INFO] running `Command { std: "docker" "start" "-a" "74cfe96ead935304045afc79c8ed144f98edb675b7be0b5f8b89b872689d2eed", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling one-shot-mutex v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "74cfe96ead935304045afc79c8ed144f98edb675b7be0b5f8b89b872689d2eed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74cfe96ead935304045afc79c8ed144f98edb675b7be0b5f8b89b872689d2eed", kill_on_drop: false }`
[INFO] [stdout] 74cfe96ead935304045afc79c8ed144f98edb675b7be0b5f8b89b872689d2eed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95ea92396e18ccd5f1cc9d6af218a5ace74a2ea720356ec0cd0d60b8ed7e3e2b
[INFO] running `Command { std: "docker" "start" "-a" "95ea92396e18ccd5f1cc9d6af218a5ace74a2ea720356ec0cd0d60b8ed7e3e2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling one-shot-mutex v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "95ea92396e18ccd5f1cc9d6af218a5ace74a2ea720356ec0cd0d60b8ed7e3e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95ea92396e18ccd5f1cc9d6af218a5ace74a2ea720356ec0cd0d60b8ed7e3e2b", kill_on_drop: false }`
[INFO] [stdout] 95ea92396e18ccd5f1cc9d6af218a5ace74a2ea720356ec0cd0d60b8ed7e3e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6a1905a3b74db62a215b08088b7e737fb89bb635cca3a79011689400bd55346
[INFO] running `Command { std: "docker" "start" "-a" "d6a1905a3b74db62a215b08088b7e737fb89bb635cca3a79011689400bd55346", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/one_shot_mutex-af69edcb9206693d)
[INFO] [stdout] 
[INFO] [stdout] running 30 tests
[INFO] [stdout] test sync::mutex::tests::try_lock ... ok
[INFO] [stdout] test sync::mutex::tests::lock ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_exclusive ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_upgradable ... ok
[INFO] [stdout] test sync::rwlock::tests::try_lock_shared ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_shared ... ok
[INFO] [stdout] test sync::rwlock::tests::try_lock_exclusive ... ok
[INFO] [stdout] test sync::rwlock::tests::try_lock_upgradable ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_shared ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_upgradable ... ok
[INFO] [stdout] test unsync::mutex::tests::lock ... ok
[INFO] [stdout] test unsync::rwlock::tests::try_lock_exclusive ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_exclusive ... ok
[INFO] [stdout] test unsync::mutex::tests::try_lock ... ok
[INFO] [stdout] test unsync::rwlock::tests::try_lock_shared ... ok
[INFO] [stdout] test unsync::rwlock::tests::try_lock_upgradable ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_exclusive_panic - should panic ... ok
[INFO] [stdout] test sync::mutex::tests::lock_panic - should panic ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_shared_panic - should panic ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_upgradable_panic - should panic ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_upgradable_write_panic - should panic ... ok
[INFO] [stdout] test sync::rwlock::tests::upgrade_panic - should panic ... ok
[INFO] [stdout] test unsync::mutex::tests::lock_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_exclusive_shared_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_upgradable_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_upgradable_write_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_shared_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::lock_exclusive_panic - should panic ... ok
[INFO] [stdout] test unsync::rwlock::tests::upgrade_panic - should panic ... ok
[INFO] [stdout] test sync::rwlock::tests::lock_exclusive_shared_panic - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 30 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stderr]    Doc-tests one_shot_mutex
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/sync/mutex.rs - sync::mutex::RawOneShotMutex (line 17) ... ok
[INFO] [stdout] test src/unsync/rwlock.rs - unsync::rwlock::RawOneShotRwLock (line 24) ... ok
[INFO] [stdout] test src/sync/rwlock.rs - sync::rwlock::RawOneShotRwLock (line 21) ... ok
[INFO] [stdout] test src/unsync/mutex.rs - unsync::mutex::RawOneShotMutex (line 20) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d6a1905a3b74db62a215b08088b7e737fb89bb635cca3a79011689400bd55346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6a1905a3b74db62a215b08088b7e737fb89bb635cca3a79011689400bd55346", kill_on_drop: false }`
[INFO] [stdout] d6a1905a3b74db62a215b08088b7e737fb89bb635cca3a79011689400bd55346