[INFO] fetching crate atomic-pool 0.2.1...
[INFO] testing atomic-pool-0.2.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate atomic-pool 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate atomic-pool 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 atomic-pool 0.2.1
[INFO] finished tweaking crates.io crate atomic-pool 0.2.1
[INFO] tweaked toml for crates.io crate atomic-pool 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate atomic-pool 0.2.1 already has a lockfile, it will not be regenerated
[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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e149353224a22e98f43fd5c609da0aae79d0d7eec3e047e94a5bdcdc60ef4c3d
[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" "e149353224a22e98f43fd5c609da0aae79d0d7eec3e047e94a5bdcdc60ef4c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e149353224a22e98f43fd5c609da0aae79d0d7eec3e047e94a5bdcdc60ef4c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e149353224a22e98f43fd5c609da0aae79d0d7eec3e047e94a5bdcdc60ef4c3d", kill_on_drop: false }`
[INFO] [stdout] e149353224a22e98f43fd5c609da0aae79d0d7eec3e047e94a5bdcdc60ef4c3d
[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=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] [stdout] 96b949928e6ac6a79ac634e0846c75ccbc66a0f1a236d467930083cf5b018013
[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" "96b949928e6ac6a79ac634e0846c75ccbc66a0f1a236d467930083cf5b018013", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cortex-m v0.7.2
[INFO] [stderr]    Compiling atomic-polyfill v0.1.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling volatile-register v0.2.0
[INFO] [stderr]    Compiling embedded-hal v0.2.4
[INFO] [stderr]    Compiling generic-array v0.13.3
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling as-slice v0.1.5
[INFO] [stderr]    Compiling atomic-pool v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.29s
[INFO] running `Command { std: "docker" "inspect" "96b949928e6ac6a79ac634e0846c75ccbc66a0f1a236d467930083cf5b018013", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96b949928e6ac6a79ac634e0846c75ccbc66a0f1a236d467930083cf5b018013", kill_on_drop: false }`
[INFO] [stdout] 96b949928e6ac6a79ac634e0846c75ccbc66a0f1a236d467930083cf5b018013
[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=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] 72bcb5059df8cb88bd9fd393fbce4ed4d63a7781fcc79f50db4725d15937832f
[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" "72bcb5059df8cb88bd9fd393fbce4ed4d63a7781fcc79f50db4725d15937832f", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-pool v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `Command { std: "docker" "inspect" "72bcb5059df8cb88bd9fd393fbce4ed4d63a7781fcc79f50db4725d15937832f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bcb5059df8cb88bd9fd393fbce4ed4d63a7781fcc79f50db4725d15937832f", kill_on_drop: false }`
[INFO] [stdout] 72bcb5059df8cb88bd9fd393fbce4ed4d63a7781fcc79f50db4725d15937832f
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a59a4000b275c9dfceee76213e9d145c29100bd6341207da0e6fed676d0bbaf3
[INFO] running `Command { std: "docker" "start" "-a" "a59a4000b275c9dfceee76213e9d145c29100bd6341207da0e6fed676d0bbaf3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/atomic_pool-cbe493dcb8756607)
[INFO] [stdout] running 6 tests
[INFO] [stdout] test atomic_bitset::test::test_48 ... ok
[INFO] [stdout] test atomic_bitset::test::test_64 ... ok
[INFO] [stdout] test test::test_pool ... ok
[INFO] [stdout] test atomic_bitset::test::test_32 ... ok
[INFO] [stdout] test atomic_bitset::test::test_16 ... ok
[INFO] [stdout] test atomic_bitset::test::test_31337 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests atomic-pool
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a59a4000b275c9dfceee76213e9d145c29100bd6341207da0e6fed676d0bbaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a59a4000b275c9dfceee76213e9d145c29100bd6341207da0e6fed676d0bbaf3", kill_on_drop: false }`
[INFO] [stdout] a59a4000b275c9dfceee76213e9d145c29100bd6341207da0e6fed676d0bbaf3