[INFO] fetching crate fancy_flocks 0.1.0...
[INFO] testing fancy_flocks-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate fancy_flocks 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fancy_flocks 0.1.0 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 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-12/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 44947417ca8428031463484532d5cf7ae00108e97daa791f22d153217717d7ae
[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" "44947417ca8428031463484532d5cf7ae00108e97daa791f22d153217717d7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44947417ca8428031463484532d5cf7ae00108e97daa791f22d153217717d7ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44947417ca8428031463484532d5cf7ae00108e97daa791f22d153217717d7ae", kill_on_drop: false }`
[INFO] [stdout] 44947417ca8428031463484532d5cf7ae00108e97daa791f22d153217717d7ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] dde1d477decdebfc412a1363e05f204c67d79b71eaecba6a5d5672cf6c5dfe06
[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" "dde1d477decdebfc412a1363e05f204c67d79b71eaecba6a5d5672cf6c5dfe06", 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 1.25s
[INFO] running `Command { std: "docker" "inspect" "dde1d477decdebfc412a1363e05f204c67d79b71eaecba6a5d5672cf6c5dfe06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dde1d477decdebfc412a1363e05f204c67d79b71eaecba6a5d5672cf6c5dfe06", kill_on_drop: false }`
[INFO] [stdout] dde1d477decdebfc412a1363e05f204c67d79b71eaecba6a5d5672cf6c5dfe06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 287f49937816c539908257c5999ed8b5481e1ac97b20219c7c1804a67f46413a
[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" "287f49937816c539908257c5999ed8b5481e1ac97b20219c7c1804a67f46413a", kill_on_drop: false }`
[INFO] [stderr]    Compiling fancy_flocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "287f49937816c539908257c5999ed8b5481e1ac97b20219c7c1804a67f46413a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "287f49937816c539908257c5999ed8b5481e1ac97b20219c7c1804a67f46413a", kill_on_drop: false }`
[INFO] [stdout] 287f49937816c539908257c5999ed8b5481e1ac97b20219c7c1804a67f46413a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 642e752afef9812649682af504c22355b8e3aec00e290502fea6f821761a26e0
[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" "642e752afef9812649682af504c22355b8e3aec00e290502fea6f821761a26e0", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/fancy_flocks-674faa8fe1104c0e)
[INFO] [stdout] test sd_flock::test::no_delete_on_locked_drop ... ok
[INFO] [stdout] test dirty_flock::test::smoke ... ok
[INFO] [stdout] test sd_flock::test::reacquire ... ok
[INFO] [stdout] test sd_flock::test::exclusive ... ok
[INFO] [stdout] test sd_flock::test::delete_on_drop ... 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::shared ... 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; finished in 1.33s
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "642e752afef9812649682af504c22355b8e3aec00e290502fea6f821761a26e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "642e752afef9812649682af504c22355b8e3aec00e290502fea6f821761a26e0", kill_on_drop: false }`
[INFO] [stdout] 642e752afef9812649682af504c22355b8e3aec00e290502fea6f821761a26e0