[INFO] fetching crate ccitt-t4-t6 0.1.0...
[INFO] testing ccitt-t4-t6-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate ccitt-t4-t6 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ccitt-t4-t6 0.1.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ccitt-t4-t6 0.1.0
[INFO] finished tweaking crates.io crate ccitt-t4-t6 0.1.0
[INFO] tweaked toml for crates.io crate ccitt-t4-t6 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate ccitt-t4-t6 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.22
[INFO] [stderr]   Downloaded hermit-abi v0.1.17
[INFO] [stderr]   Downloaded syn v1.0.50
[INFO] [stderr]   Downloaded rustc-demangle v0.1.18
[INFO] [stderr]   Downloaded backtrace v0.3.55
[INFO] [stderr]   Downloaded structopt v0.3.20
[INFO] [stderr]   Downloaded eyre v0.6.3
[INFO] [stderr]   Downloaded object v0.22.0
[INFO] [stderr]   Downloaded addr2line v0.14.0
[INFO] [stderr]   Downloaded miniz_oxide v0.4.3
[INFO] [stderr]   Downloaded owo-colors v1.1.3
[INFO] [stderr]   Downloaded gimli v0.23.0
[INFO] [stderr]   Downloaded color-eyre v0.5.7
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] [stderr]   Downloaded structopt-derive v0.4.13
[INFO] [stderr]   Downloaded thiserror-impl v1.0.22
[INFO] [stderr]   Downloaded indenter v0.3.0
[INFO] [stderr]   Downloaded unicode-segmentation v1.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73a5997bacc771cf3a18644113ad9cd4dd37ce4e41fdbcc7436f17ca174f8b5f
[INFO] running `Command { std: "docker" "start" "-a" "73a5997bacc771cf3a18644113ad9cd4dd37ce4e41fdbcc7436f17ca174f8b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73a5997bacc771cf3a18644113ad9cd4dd37ce4e41fdbcc7436f17ca174f8b5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a5997bacc771cf3a18644113ad9cd4dd37ce4e41fdbcc7436f17ca174f8b5f", kill_on_drop: false }`
[INFO] [stdout] 73a5997bacc771cf3a18644113ad9cd4dd37ce4e41fdbcc7436f17ca174f8b5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a29684094f1d0e5c2f1e2a08b46e3bb05061581e6bb6b93d688f947320a7cfd9
[INFO] running `Command { std: "docker" "start" "-a" "a29684094f1d0e5c2f1e2a08b46e3bb05061581e6bb6b93d688f947320a7cfd9", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.50
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling ccitt-t4-t6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.44s
[INFO] running `Command { std: "docker" "inspect" "a29684094f1d0e5c2f1e2a08b46e3bb05061581e6bb6b93d688f947320a7cfd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a29684094f1d0e5c2f1e2a08b46e3bb05061581e6bb6b93d688f947320a7cfd9", kill_on_drop: false }`
[INFO] [stdout] a29684094f1d0e5c2f1e2a08b46e3bb05061581e6bb6b93d688f947320a7cfd9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7cd376f7a038c77889457289c582043134d9241dfe5639dacbf9ae38bfa2eee
[INFO] running `Command { std: "docker" "start" "-a" "f7cd376f7a038c77889457289c582043134d9241dfe5639dacbf9ae38bfa2eee", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling eyre v0.6.3
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.0
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling owo-colors v1.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling addr2line v0.14.0
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling color-eyre v0.5.7
[INFO] [stderr]    Compiling structopt v0.3.20
[INFO] [stderr]    Compiling ccitt-t4-t6 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.40s
[INFO] running `Command { std: "docker" "inspect" "f7cd376f7a038c77889457289c582043134d9241dfe5639dacbf9ae38bfa2eee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7cd376f7a038c77889457289c582043134d9241dfe5639dacbf9ae38bfa2eee", kill_on_drop: false }`
[INFO] [stdout] f7cd376f7a038c77889457289c582043134d9241dfe5639dacbf9ae38bfa2eee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1ac01a05616f9672dd249644e6a220faf25c1e7ebb031c2c4b6762f0b11c8913
[INFO] running `Command { std: "docker" "start" "-a" "1ac01a05616f9672dd249644e6a220faf25c1e7ebb031c2c4b6762f0b11c8913", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ccitt_t4_t6-6dffab251355db59)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ccitt-t4-t6
[INFO] [stdout] running 2 tests
[INFO] [stdout] test bit_iter::tests::test_bit_writer_write ... ok
[INFO] [stdout] test bit_iter::tests::test_bit_writer_write_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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" "1ac01a05616f9672dd249644e6a220faf25c1e7ebb031c2c4b6762f0b11c8913", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac01a05616f9672dd249644e6a220faf25c1e7ebb031c2c4b6762f0b11c8913", kill_on_drop: false }`
[INFO] [stdout] 1ac01a05616f9672dd249644e6a220faf25c1e7ebb031c2c4b6762f0b11c8913