[INFO] fetching crate concatenate 1.0.1...
[INFO] testing concatenate-1.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate concatenate 1.0.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate concatenate 1.0.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concatenate 1.0.1
[INFO] finished tweaking crates.io crate concatenate 1.0.1
[INFO] tweaked toml for crates.io crate concatenate 1.0.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate concatenate 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90912265ea1e93526547d5fe1f215688974307047f4c4580554a55d5a6c79bf
[INFO] running `Command { std: "docker" "start" "-a" "d90912265ea1e93526547d5fe1f215688974307047f4c4580554a55d5a6c79bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90912265ea1e93526547d5fe1f215688974307047f4c4580554a55d5a6c79bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90912265ea1e93526547d5fe1f215688974307047f4c4580554a55d5a6c79bf", kill_on_drop: false }`
[INFO] [stdout] d90912265ea1e93526547d5fe1f215688974307047f4c4580554a55d5a6c79bf
[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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] af3b898e017bd37b9b2bac7a25f6cb4993b808bdbe9aaea3c3c43c9ebc8be655
[INFO] running `Command { std: "docker" "start" "-a" "af3b898e017bd37b9b2bac7a25f6cb4993b808bdbe9aaea3c3c43c9ebc8be655", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling proc-macro-error v0.4.8
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.8
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling concatenate v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.61s
[INFO] running `Command { std: "docker" "inspect" "af3b898e017bd37b9b2bac7a25f6cb4993b808bdbe9aaea3c3c43c9ebc8be655", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af3b898e017bd37b9b2bac7a25f6cb4993b808bdbe9aaea3c3c43c9ebc8be655", kill_on_drop: false }`
[INFO] [stdout] af3b898e017bd37b9b2bac7a25f6cb4993b808bdbe9aaea3c3c43c9ebc8be655
[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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a8dc55a51edc645a205f25716162868b970ccfb3b8b25d722ea7dc54f52c88
[INFO] running `Command { std: "docker" "start" "-a" "b2a8dc55a51edc645a205f25716162868b970ccfb3b8b25d722ea7dc54f52c88", kill_on_drop: false }`
[INFO] [stderr]    Compiling concatenate v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "b2a8dc55a51edc645a205f25716162868b970ccfb3b8b25d722ea7dc54f52c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a8dc55a51edc645a205f25716162868b970ccfb3b8b25d722ea7dc54f52c88", kill_on_drop: false }`
[INFO] [stdout] b2a8dc55a51edc645a205f25716162868b970ccfb3b8b25d722ea7dc54f52c88
[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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a6d5c8a9aea798ad7d3c2f9e0b21a77ce4664f0b6dea689384ed559dbbd33510
[INFO] running `Command { std: "docker" "start" "-a" "a6d5c8a9aea798ad7d3c2f9e0b21a77ce4664f0b6dea689384ed559dbbd33510", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/concat-98b46c39af255d17)
[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" "a6d5c8a9aea798ad7d3c2f9e0b21a77ce4664f0b6dea689384ed559dbbd33510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d5c8a9aea798ad7d3c2f9e0b21a77ce4664f0b6dea689384ed559dbbd33510", kill_on_drop: false }`
[INFO] [stdout] a6d5c8a9aea798ad7d3c2f9e0b21a77ce4664f0b6dea689384ed559dbbd33510