[INFO] fetching crate fancy_flocks 0.1.0...
[INFO] testing fancy_flocks-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fancy_flocks 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate fancy_flocks 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fancy_flocks 0.1.0
[INFO] finished tweaking crates.io crate fancy_flocks 0.1.0
[INFO] tweaked toml for crates.io crate fancy_flocks 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1f000965647e6d0193c9105a17cc878921c06d95b1e97bf323cac4fec366458
[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" "b1f000965647e6d0193c9105a17cc878921c06d95b1e97bf323cac4fec366458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1f000965647e6d0193c9105a17cc878921c06d95b1e97bf323cac4fec366458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f000965647e6d0193c9105a17cc878921c06d95b1e97bf323cac4fec366458", kill_on_drop: false }`
[INFO] [stdout] b1f000965647e6d0193c9105a17cc878921c06d95b1e97bf323cac4fec366458
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 395b6366ee5c15de0f1ee42d1e5c5b364ab3cf933a92d5bc784b97eb22e6d7b7
[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" "395b6366ee5c15de0f1ee42d1e5c5b364ab3cf933a92d5bc784b97eb22e6d7b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `Command { std: "docker" "inspect" "395b6366ee5c15de0f1ee42d1e5c5b364ab3cf933a92d5bc784b97eb22e6d7b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "395b6366ee5c15de0f1ee42d1e5c5b364ab3cf933a92d5bc784b97eb22e6d7b7", kill_on_drop: false }`
[INFO] [stdout] 395b6366ee5c15de0f1ee42d1e5c5b364ab3cf933a92d5bc784b97eb22e6d7b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e6def326420188871795c04c66d6777febc7284d937b6fff124d8a598818e17
[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" "7e6def326420188871795c04c66d6777febc7284d937b6fff124d8a598818e17", kill_on_drop: false }`
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "7e6def326420188871795c04c66d6777febc7284d937b6fff124d8a598818e17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e6def326420188871795c04c66d6777febc7284d937b6fff124d8a598818e17", kill_on_drop: false }`
[INFO] [stdout] 7e6def326420188871795c04c66d6777febc7284d937b6fff124d8a598818e17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4a94394996d5873c06b8354230474ec2a9a39e0ac2299149dc5dcb35049605b9
[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" "4a94394996d5873c06b8354230474ec2a9a39e0ac2299149dc5dcb35049605b9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fancy_flocks-73a99a36d2604fd5
[INFO] [stdout] running 11 tests
[INFO] [stdout] test dirty_flock::test::smoke ... ok
[INFO] [stdout] test sd_flock::test::delete_on_drop ... ok
[INFO] [stdout] test sd_flock::test::exclusive ... ok
[INFO] [stdout] test sd_flock::test::no_delete_on_locked_drop ... ok
[INFO] [stdout] test sd_flock::test::reacquire ... ok
[INFO] [stdout] test sd_flock::test::shared ... ok
[INFO] [stdout] test dirty_flock::test::drop_unlocked ... ok
[INFO] [stdout] test dirty_flock::test::drop_locked ... ok
[INFO] [stdout] test sd_flock::test::stress_exclusive ... ok
[INFO] [stdout] test sd_flock::test::stress_random ... ok
[INFO] [stdout] test sd_flock::test::stress_drop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests fancy_flocks
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4a94394996d5873c06b8354230474ec2a9a39e0ac2299149dc5dcb35049605b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a94394996d5873c06b8354230474ec2a9a39e0ac2299149dc5dcb35049605b9", kill_on_drop: false }`
[INFO] [stdout] 4a94394996d5873c06b8354230474ec2a9a39e0ac2299149dc5dcb35049605b9