[INFO] fetching crate frosty 0.0.2...
[INFO] testing frosty-0.0.2 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate frosty 0.0.2 into /workspace/builds/worker-63/source
[INFO] validating manifest of crates.io crate frosty 0.0.2 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate frosty 0.0.2
[INFO] finished tweaking crates.io crate frosty 0.0.2
[INFO] tweaked toml for crates.io crate frosty 0.0.2 written to /workspace/builds/worker-63/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aee826d0c9613911a28e3f781936f9a0b1f16abf1d51d66553002c4a0a06d355
[INFO] running `Command { std: "docker" "start" "-a" "aee826d0c9613911a28e3f781936f9a0b1f16abf1d51d66553002c4a0a06d355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aee826d0c9613911a28e3f781936f9a0b1f16abf1d51d66553002c4a0a06d355", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aee826d0c9613911a28e3f781936f9a0b1f16abf1d51d66553002c4a0a06d355", kill_on_drop: false }`
[INFO] [stdout] aee826d0c9613911a28e3f781936f9a0b1f16abf1d51d66553002c4a0a06d355
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59c291616fe1a8d8684c334bc48ee49d53834c85ba8c86485323c04ab2447a75
[INFO] running `Command { std: "docker" "start" "-a" "59c291616fe1a8d8684c334bc48ee49d53834c85ba8c86485323c04ab2447a75", kill_on_drop: false }`
[INFO] [stderr]    Compiling frosty v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "59c291616fe1a8d8684c334bc48ee49d53834c85ba8c86485323c04ab2447a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59c291616fe1a8d8684c334bc48ee49d53834c85ba8c86485323c04ab2447a75", kill_on_drop: false }`
[INFO] [stdout] 59c291616fe1a8d8684c334bc48ee49d53834c85ba8c86485323c04ab2447a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbd2c1a5a27952f12a487580cd239d048e0f097023b916e68c6cf75041532ee3
[INFO] running `Command { std: "docker" "start" "-a" "fbd2c1a5a27952f12a487580cd239d048e0f097023b916e68c6cf75041532ee3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling frosty v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "fbd2c1a5a27952f12a487580cd239d048e0f097023b916e68c6cf75041532ee3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbd2c1a5a27952f12a487580cd239d048e0f097023b916e68c6cf75041532ee3", kill_on_drop: false }`
[INFO] [stdout] fbd2c1a5a27952f12a487580cd239d048e0f097023b916e68c6cf75041532ee3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-63/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07fbf33a5f0530da152abaa5b311b42edaf58dc875cbc5612c6061f3aff129c9
[INFO] running `Command { std: "docker" "start" "-a" "07fbf33a5f0530da152abaa5b311b42edaf58dc875cbc5612c6061f3aff129c9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/frosty-585d1c0c99fabcd9)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests frosty
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "07fbf33a5f0530da152abaa5b311b42edaf58dc875cbc5612c6061f3aff129c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07fbf33a5f0530da152abaa5b311b42edaf58dc875cbc5612c6061f3aff129c9", kill_on_drop: false }`
[INFO] [stdout] 07fbf33a5f0530da152abaa5b311b42edaf58dc875cbc5612c6061f3aff129c9