[INFO] fetching crate locker 0.4.3...
[INFO] testing locker-0.4.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate locker 0.4.3 into /workspace/builds/worker-84/source
[INFO] validating manifest of crates.io crate locker 0.4.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate locker 0.4.3
[INFO] finished tweaking crates.io crate locker 0.4.3
[INFO] tweaked toml for crates.io crate locker 0.4.3 written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "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-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c87da68bf771c8c1c8c3a5b9bf8a73a5baf3404d0759fc49d52167b76e81c71
[INFO] running `Command { std: "docker" "start" "-a" "7c87da68bf771c8c1c8c3a5b9bf8a73a5baf3404d0759fc49d52167b76e81c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c87da68bf771c8c1c8c3a5b9bf8a73a5baf3404d0759fc49d52167b76e81c71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c87da68bf771c8c1c8c3a5b9bf8a73a5baf3404d0759fc49d52167b76e81c71", kill_on_drop: false }`
[INFO] [stdout] 7c87da68bf771c8c1c8c3a5b9bf8a73a5baf3404d0759fc49d52167b76e81c71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 23a6814b4dedfed05f857f4f054c943f7375cdd8a07dad27a0e076f1ca798426
[INFO] running `Command { std: "docker" "start" "-a" "23a6814b4dedfed05f857f4f054c943f7375cdd8a07dad27a0e076f1ca798426", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling locker v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.15s
[INFO] running `Command { std: "docker" "inspect" "23a6814b4dedfed05f857f4f054c943f7375cdd8a07dad27a0e076f1ca798426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a6814b4dedfed05f857f4f054c943f7375cdd8a07dad27a0e076f1ca798426", kill_on_drop: false }`
[INFO] [stdout] 23a6814b4dedfed05f857f4f054c943f7375cdd8a07dad27a0e076f1ca798426
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8b34320ae72447117dfee5d6883c49cc3ee889f20faf6e3f5240eda3ea15dd
[INFO] running `Command { std: "docker" "start" "-a" "8a8b34320ae72447117dfee5d6883c49cc3ee889f20faf6e3f5240eda3ea15dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling locker v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "8a8b34320ae72447117dfee5d6883c49cc3ee889f20faf6e3f5240eda3ea15dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8b34320ae72447117dfee5d6883c49cc3ee889f20faf6e3f5240eda3ea15dd", kill_on_drop: false }`
[INFO] [stdout] 8a8b34320ae72447117dfee5d6883c49cc3ee889f20faf6e3f5240eda3ea15dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0bf2b638cb371172273af34cc55d76d3773a785112a37780448278166fc53b6
[INFO] running `Command { std: "docker" "start" "-a" "a0bf2b638cb371172273af34cc55d76d3773a785112a37780448278166fc53b6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/locker-de4711dd5c17e474)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test non_blocking::tests::test_async_default_locker ... ok
[INFO] [stdout] test non_blocking::tests::test_async_locker ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests locker
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/non_blocking.rs - non_blocking::AsyncLocker<K,V>::get_mutex (line 34) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a0bf2b638cb371172273af34cc55d76d3773a785112a37780448278166fc53b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0bf2b638cb371172273af34cc55d76d3773a785112a37780448278166fc53b6", kill_on_drop: false }`
[INFO] [stdout] a0bf2b638cb371172273af34cc55d76d3773a785112a37780448278166fc53b6