[INFO] fetching crate dingbat 0.1.0...
[INFO] testing dingbat-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate dingbat 0.1.0 into /workspace/builds/worker-106/source
[INFO] validating manifest of crates.io crate dingbat 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 dingbat 0.1.0
[INFO] finished tweaking crates.io crate dingbat 0.1.0
[INFO] tweaked toml for crates.io crate dingbat 0.1.0 written to /workspace/builds/worker-106/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 218a298b98cb6689f28ef41b0eb427bc18db794391a2c58d3d964df8916825c1
[INFO] running `Command { std: "docker" "start" "-a" "218a298b98cb6689f28ef41b0eb427bc18db794391a2c58d3d964df8916825c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "218a298b98cb6689f28ef41b0eb427bc18db794391a2c58d3d964df8916825c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "218a298b98cb6689f28ef41b0eb427bc18db794391a2c58d3d964df8916825c1", kill_on_drop: false }`
[INFO] [stdout] 218a298b98cb6689f28ef41b0eb427bc18db794391a2c58d3d964df8916825c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 24d1c96747e1ef43176716763c18f61613a0728359103d3dddcd39106f7d2553
[INFO] running `Command { std: "docker" "start" "-a" "24d1c96747e1ef43176716763c18f61613a0728359103d3dddcd39106f7d2553", kill_on_drop: false }`
[INFO] [stderr]    Compiling dingbat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "24d1c96747e1ef43176716763c18f61613a0728359103d3dddcd39106f7d2553", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24d1c96747e1ef43176716763c18f61613a0728359103d3dddcd39106f7d2553", kill_on_drop: false }`
[INFO] [stdout] 24d1c96747e1ef43176716763c18f61613a0728359103d3dddcd39106f7d2553
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 9c70b9d3f2f484e62a7938c2fd68149b47104df495f85b5a82d2c1f2ab9c5f8b
[INFO] running `Command { std: "docker" "start" "-a" "9c70b9d3f2f484e62a7938c2fd68149b47104df495f85b5a82d2c1f2ab9c5f8b", kill_on_drop: false }`
[INFO] [stderr]    Compiling dingbat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "9c70b9d3f2f484e62a7938c2fd68149b47104df495f85b5a82d2c1f2ab9c5f8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c70b9d3f2f484e62a7938c2fd68149b47104df495f85b5a82d2c1f2ab9c5f8b", kill_on_drop: false }`
[INFO] [stdout] 9c70b9d3f2f484e62a7938c2fd68149b47104df495f85b5a82d2c1f2ab9c5f8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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] 4fd5a32e0a33d3c64e72eed4147e408aebcd1909c76c4c0bd90fd370d15388b4
[INFO] running `Command { std: "docker" "start" "-a" "4fd5a32e0a33d3c64e72eed4147e408aebcd1909c76c4c0bd90fd370d15388b4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dingbat-01aa75439f0ded82)
[INFO] [stdout] 
[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] [stderr]    Doc-tests dingbat
[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" "4fd5a32e0a33d3c64e72eed4147e408aebcd1909c76c4c0bd90fd370d15388b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd5a32e0a33d3c64e72eed4147e408aebcd1909c76c4c0bd90fd370d15388b4", kill_on_drop: false }`
[INFO] [stdout] 4fd5a32e0a33d3c64e72eed4147e408aebcd1909c76c4c0bd90fd370d15388b4