[INFO] fetching crate rolling-file 0.1.0...
[INFO] testing rolling-file-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rolling-file 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rolling-file 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 rolling-file 0.1.0
[INFO] finished tweaking crates.io crate rolling-file 0.1.0
[INFO] tweaked toml for crates.io crate rolling-file 0.1.0 written to /workspace/builds/worker-0/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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] ef62a7ab5d934b7f93436b8b70e013fdad0b6946c7d7c59493418840a0b39b13
[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" "ef62a7ab5d934b7f93436b8b70e013fdad0b6946c7d7c59493418840a0b39b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef62a7ab5d934b7f93436b8b70e013fdad0b6946c7d7c59493418840a0b39b13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef62a7ab5d934b7f93436b8b70e013fdad0b6946c7d7c59493418840a0b39b13", kill_on_drop: false }`
[INFO] [stdout] ef62a7ab5d934b7f93436b8b70e013fdad0b6946c7d7c59493418840a0b39b13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] acf817c40b92207b861f830da6925e4fcab2823ddb1da76204d9b7d4af66d761
[INFO] running `Command { std: "docker" "start" "-a" "acf817c40b92207b861f830da6925e4fcab2823ddb1da76204d9b7d4af66d761", kill_on_drop: false }`
[INFO] [stderr]    Compiling rolling-file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "acf817c40b92207b861f830da6925e4fcab2823ddb1da76204d9b7d4af66d761", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "acf817c40b92207b861f830da6925e4fcab2823ddb1da76204d9b7d4af66d761", kill_on_drop: false }`
[INFO] [stdout] acf817c40b92207b861f830da6925e4fcab2823ddb1da76204d9b7d4af66d761
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64826723f40197b456cd09e354f092de3b2ea7efcf6b86131fd57f07f359dc4f
[INFO] running `Command { std: "docker" "start" "-a" "64826723f40197b456cd09e354f092de3b2ea7efcf6b86131fd57f07f359dc4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rolling-file v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "64826723f40197b456cd09e354f092de3b2ea7efcf6b86131fd57f07f359dc4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64826723f40197b456cd09e354f092de3b2ea7efcf6b86131fd57f07f359dc4f", kill_on_drop: false }`
[INFO] [stdout] 64826723f40197b456cd09e354f092de3b2ea7efcf6b86131fd57f07f359dc4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] c3eeb2a913639d8ed9a1f32477d0cf18b3f51ab479a622ff22ba92051432833a
[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" "c3eeb2a913639d8ed9a1f32477d0cf18b3f51ab479a622ff22ba92051432833a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rolling_file-66707d72dc7ffa3f)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test t::frequency_every_day_limited_files ... ok
[INFO] [stdout] test t::frequency_every_hour ... ok
[INFO] [stdout] test t::max_size ... ok
[INFO] [stdout] test t::daily_and_max_size ... ok
[INFO] [stdout] test t::frequency_every_day ... ok
[INFO] [stdout] test t::max_size_existing ... ok
[INFO] [stdout] test t::frequency_every_minute ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rolling-file
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - RollingConditionBasic (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c3eeb2a913639d8ed9a1f32477d0cf18b3f51ab479a622ff22ba92051432833a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3eeb2a913639d8ed9a1f32477d0cf18b3f51ab479a622ff22ba92051432833a", kill_on_drop: false }`
[INFO] [stdout] c3eeb2a913639d8ed9a1f32477d0cf18b3f51ab479a622ff22ba92051432833a