[INFO] fetching crate bytebuf 0.0.0...
[INFO] testing bytebuf-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate bytebuf 0.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate bytebuf 0.0.0 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 bytebuf 0.0.0
[INFO] finished tweaking crates.io crate bytebuf 0.0.0
[INFO] tweaked toml for crates.io crate bytebuf 0.0.0 written to /workspace/builds/worker-13/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] [stderr]     Blocking waiting for file lock on package cache
[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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 9471eb2011ebaceabfba15aa6eb47af2cb6a9b61ba52bed63daca320a33d6234
[INFO] running `Command { std: "docker" "start" "-a" "9471eb2011ebaceabfba15aa6eb47af2cb6a9b61ba52bed63daca320a33d6234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9471eb2011ebaceabfba15aa6eb47af2cb6a9b61ba52bed63daca320a33d6234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9471eb2011ebaceabfba15aa6eb47af2cb6a9b61ba52bed63daca320a33d6234", kill_on_drop: false }`
[INFO] [stdout] 9471eb2011ebaceabfba15aa6eb47af2cb6a9b61ba52bed63daca320a33d6234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] fdad3f6e3f099f33b47c40f54e8b9191a7df59ec8b6c687fcccdf1f3faf885cc
[INFO] running `Command { std: "docker" "start" "-a" "fdad3f6e3f099f33b47c40f54e8b9191a7df59ec8b6c687fcccdf1f3faf885cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytebuf v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "fdad3f6e3f099f33b47c40f54e8b9191a7df59ec8b6c687fcccdf1f3faf885cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdad3f6e3f099f33b47c40f54e8b9191a7df59ec8b6c687fcccdf1f3faf885cc", kill_on_drop: false }`
[INFO] [stdout] fdad3f6e3f099f33b47c40f54e8b9191a7df59ec8b6c687fcccdf1f3faf885cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 1391e0e54ee33c29ae4c844a11c7dbed5731ae7ef11f5be5bb0d9084d6d36fc0
[INFO] running `Command { std: "docker" "start" "-a" "1391e0e54ee33c29ae4c844a11c7dbed5731ae7ef11f5be5bb0d9084d6d36fc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytebuf v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "1391e0e54ee33c29ae4c844a11c7dbed5731ae7ef11f5be5bb0d9084d6d36fc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1391e0e54ee33c29ae4c844a11c7dbed5731ae7ef11f5be5bb0d9084d6d36fc0", kill_on_drop: false }`
[INFO] [stdout] 1391e0e54ee33c29ae4c844a11c7dbed5731ae7ef11f5be5bb0d9084d6d36fc0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 33f5be7a737ca72b2185c6ceee3f6393f06d0ff1db63e1b8224c2e55d50fd213
[INFO] running `Command { std: "docker" "start" "-a" "33f5be7a737ca72b2185c6ceee3f6393f06d0ff1db63e1b8224c2e55d50fd213", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytebuf-a0c30784efe1df64)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytebuf
[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" "33f5be7a737ca72b2185c6ceee3f6393f06d0ff1db63e1b8224c2e55d50fd213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f5be7a737ca72b2185c6ceee3f6393f06d0ff1db63e1b8224c2e55d50fd213", kill_on_drop: false }`
[INFO] [stdout] 33f5be7a737ca72b2185c6ceee3f6393f06d0ff1db63e1b8224c2e55d50fd213