[INFO] fetching crate sylph 0.1.0...
[INFO] testing sylph-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate sylph 0.1.0 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate sylph 0.1.0 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 sylph 0.1.0
[INFO] finished tweaking crates.io crate sylph 0.1.0
[INFO] tweaked toml for crates.io crate sylph 0.1.0 written to /workspace/builds/worker-70/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 8bfd3a04d442950946fdf7088b074652f7bbdfc3ccad344b042bd025ed9dff69
[INFO] running `Command { std: "docker" "start" "-a" "8bfd3a04d442950946fdf7088b074652f7bbdfc3ccad344b042bd025ed9dff69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfd3a04d442950946fdf7088b074652f7bbdfc3ccad344b042bd025ed9dff69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfd3a04d442950946fdf7088b074652f7bbdfc3ccad344b042bd025ed9dff69", kill_on_drop: false }`
[INFO] [stdout] 8bfd3a04d442950946fdf7088b074652f7bbdfc3ccad344b042bd025ed9dff69
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] 38bc846e97b34c983764ea86013e80dcf6c2f337ff0d67d2e856ca55c54659e3
[INFO] running `Command { std: "docker" "start" "-a" "38bc846e97b34c983764ea86013e80dcf6c2f337ff0d67d2e856ca55c54659e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sylph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "38bc846e97b34c983764ea86013e80dcf6c2f337ff0d67d2e856ca55c54659e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38bc846e97b34c983764ea86013e80dcf6c2f337ff0d67d2e856ca55c54659e3", kill_on_drop: false }`
[INFO] [stdout] 38bc846e97b34c983764ea86013e80dcf6c2f337ff0d67d2e856ca55c54659e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] b8236e3602fc92c00b889bdd82939b4fe7007068ad25bbefbae4a3d2be6daaf3
[INFO] running `Command { std: "docker" "start" "-a" "b8236e3602fc92c00b889bdd82939b4fe7007068ad25bbefbae4a3d2be6daaf3", kill_on_drop: false }`
[INFO] [stderr]    Compiling sylph v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "b8236e3602fc92c00b889bdd82939b4fe7007068ad25bbefbae4a3d2be6daaf3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8236e3602fc92c00b889bdd82939b4fe7007068ad25bbefbae4a3d2be6daaf3", kill_on_drop: false }`
[INFO] [stdout] b8236e3602fc92c00b889bdd82939b4fe7007068ad25bbefbae4a3d2be6daaf3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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] b30d476102a5f83ead584f91e35745d4383a5835f891dad3dd24ea9e7d711d33
[INFO] running `Command { std: "docker" "start" "-a" "b30d476102a5f83ead584f91e35745d4383a5835f891dad3dd24ea9e7d711d33", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sylph-5d1ee3575c914ea6)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests sylph
[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 0.01s
[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" "b30d476102a5f83ead584f91e35745d4383a5835f891dad3dd24ea9e7d711d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30d476102a5f83ead584f91e35745d4383a5835f891dad3dd24ea9e7d711d33", kill_on_drop: false }`
[INFO] [stdout] b30d476102a5f83ead584f91e35745d4383a5835f891dad3dd24ea9e7d711d33