[INFO] fetching crate file-rotator 0.4.1...
[INFO] testing file-rotator-0.4.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate file-rotator 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate file-rotator 0.4.1 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 file-rotator 0.4.1
[INFO] finished tweaking crates.io crate file-rotator 0.4.1
[INFO] tweaked toml for crates.io crate file-rotator 0.4.1 written to /workspace/builds/worker-4/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] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 03afcfe7e59670d9fdf89acff2e816348fb4ee9a6b61a0e5f9e528ee0d830c01
[INFO] running `Command { std: "docker" "start" "-a" "03afcfe7e59670d9fdf89acff2e816348fb4ee9a6b61a0e5f9e528ee0d830c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "03afcfe7e59670d9fdf89acff2e816348fb4ee9a6b61a0e5f9e528ee0d830c01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03afcfe7e59670d9fdf89acff2e816348fb4ee9a6b61a0e5f9e528ee0d830c01", kill_on_drop: false }`
[INFO] [stdout] 03afcfe7e59670d9fdf89acff2e816348fb4ee9a6b61a0e5f9e528ee0d830c01
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6dc3f7bb1a29a82b1b4a149946b12378c057f53ed0befc9cad0a3f7b3ecab76
[INFO] running `Command { std: "docker" "start" "-a" "f6dc3f7bb1a29a82b1b4a149946b12378c057f53ed0befc9cad0a3f7b3ecab76", kill_on_drop: false }`
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling file-rotator v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "f6dc3f7bb1a29a82b1b4a149946b12378c057f53ed0befc9cad0a3f7b3ecab76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dc3f7bb1a29a82b1b4a149946b12378c057f53ed0befc9cad0a3f7b3ecab76", kill_on_drop: false }`
[INFO] [stdout] f6dc3f7bb1a29a82b1b4a149946b12378c057f53ed0befc9cad0a3f7b3ecab76
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d652a29a58a3c3516f85d2a63ca778b470d9d33a4115efd32faa39d46c654a05
[INFO] running `Command { std: "docker" "start" "-a" "d652a29a58a3c3516f85d2a63ca778b470d9d33a4115efd32faa39d46c654a05", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling file-rotator v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.78s
[INFO] running `Command { std: "docker" "inspect" "d652a29a58a3c3516f85d2a63ca778b470d9d33a4115efd32faa39d46c654a05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d652a29a58a3c3516f85d2a63ca778b470d9d33a4115efd32faa39d46c654a05", kill_on_drop: false }`
[INFO] [stdout] d652a29a58a3c3516f85d2a63ca778b470d9d33a4115efd32faa39d46c654a05
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 890a3144fc75599d9d4fc23051eae2f6edbe1fb80ea309347b1bee0544ea027a
[INFO] running `Command { std: "docker" "start" "-a" "890a3144fc75599d9d4fc23051eae2f6edbe1fb80ea309347b1bee0544ea027a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/file_rotator-372d6351ec6b3e77)
[INFO] [stdout] running 4 tests
[INFO] [stdout] test rotation_tracker::tests::test_manual ... ok
[INFO] [stdout] test rotation_tracker::tests::test_bytes ... ok
[INFO] [stdout] test rotation_tracker::tests::test_lines ... ok
[INFO] [stderr]    Doc-tests file-rotator
[INFO] [stdout] test tests::test_max_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 19) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "890a3144fc75599d9d4fc23051eae2f6edbe1fb80ea309347b1bee0544ea027a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890a3144fc75599d9d4fc23051eae2f6edbe1fb80ea309347b1bee0544ea027a", kill_on_drop: false }`
[INFO] [stdout] 890a3144fc75599d9d4fc23051eae2f6edbe1fb80ea309347b1bee0544ea027a