[INFO] fetching crate bytereader 0.1.0...
[INFO] testing bytereader-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate bytereader 0.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate bytereader 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 bytereader 0.1.0
[INFO] finished tweaking crates.io crate bytereader 0.1.0
[INFO] tweaked toml for crates.io crate bytereader 0.1.0 written to /workspace/builds/worker-5/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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 0612715fe7deb93ba88c01b5c1a7791cdcb7aee9b272e9684a36ac775da40c45
[INFO] running `Command { std: "docker" "start" "-a" "0612715fe7deb93ba88c01b5c1a7791cdcb7aee9b272e9684a36ac775da40c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0612715fe7deb93ba88c01b5c1a7791cdcb7aee9b272e9684a36ac775da40c45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0612715fe7deb93ba88c01b5c1a7791cdcb7aee9b272e9684a36ac775da40c45", kill_on_drop: false }`
[INFO] [stdout] 0612715fe7deb93ba88c01b5c1a7791cdcb7aee9b272e9684a36ac775da40c45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] a2aa09fba5595dfa9f1c854049ca603fa720578003b4886d90ff2c63bc054fe6
[INFO] running `Command { std: "docker" "start" "-a" "a2aa09fba5595dfa9f1c854049ca603fa720578003b4886d90ff2c63bc054fe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytereader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "a2aa09fba5595dfa9f1c854049ca603fa720578003b4886d90ff2c63bc054fe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2aa09fba5595dfa9f1c854049ca603fa720578003b4886d90ff2c63bc054fe6", kill_on_drop: false }`
[INFO] [stdout] a2aa09fba5595dfa9f1c854049ca603fa720578003b4886d90ff2c63bc054fe6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] a35ed8e2a63a59c18d7bccff2c8505e48e0528fb159d0453e1205215f9d4c63d
[INFO] running `Command { std: "docker" "start" "-a" "a35ed8e2a63a59c18d7bccff2c8505e48e0528fb159d0453e1205215f9d4c63d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytereader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "a35ed8e2a63a59c18d7bccff2c8505e48e0528fb159d0453e1205215f9d4c63d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a35ed8e2a63a59c18d7bccff2c8505e48e0528fb159d0453e1205215f9d4c63d", kill_on_drop: false }`
[INFO] [stdout] a35ed8e2a63a59c18d7bccff2c8505e48e0528fb159d0453e1205215f9d4c63d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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] 7b230676f18e54cfdb8a4513847b762169ba7f944c394c299b92faef93991bcd
[INFO] running `Command { std: "docker" "start" "-a" "7b230676f18e54cfdb8a4513847b762169ba7f944c394c299b92faef93991bcd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bytereader-c36931b59164fad8)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bytereader
[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] [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" "7b230676f18e54cfdb8a4513847b762169ba7f944c394c299b92faef93991bcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b230676f18e54cfdb8a4513847b762169ba7f944c394c299b92faef93991bcd", kill_on_drop: false }`
[INFO] [stdout] 7b230676f18e54cfdb8a4513847b762169ba7f944c394c299b92faef93991bcd