[INFO] cloning repository https://github.com/ohanamisan/software-design-2020-06-grep-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ohanamisan/software-design-2020-06-grep-cli" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohanamisan%2Fsoftware-design-2020-06-grep-cli", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohanamisan%2Fsoftware-design-2020-06-grep-cli'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 59e4c08018251bd09cefa2cb8540f6e0dad2a323
[INFO] testing ohanamisan/software-design-2020-06-grep-cli against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fohanamisan%2Fsoftware-design-2020-06-grep-cli" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli 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 git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli
[INFO] finished tweaking git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli
[INFO] tweaked toml for git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli 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] [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-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] d352d3b332503b6aea4c96c5b5268f45508f11ebd7127a054e4777d06d0b6519
[INFO] running `Command { std: "docker" "start" "-a" "d352d3b332503b6aea4c96c5b5268f45508f11ebd7127a054e4777d06d0b6519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d352d3b332503b6aea4c96c5b5268f45508f11ebd7127a054e4777d06d0b6519", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d352d3b332503b6aea4c96c5b5268f45508f11ebd7127a054e4777d06d0b6519", kill_on_drop: false }`
[INFO] [stdout] d352d3b332503b6aea4c96c5b5268f45508f11ebd7127a054e4777d06d0b6519
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] e3175f0f8afe0bef90a361cf327a6176b0803b939610f338625673931302581a
[INFO] running `Command { std: "docker" "start" "-a" "e3175f0f8afe0bef90a361cf327a6176b0803b939610f338625673931302581a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling grep-core v0.1.0 (https://github.com/ohanamisan/software-design-2020-06-grep-core.git#b1b794db)
[INFO] [stderr]    Compiling grep-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.20s
[INFO] running `Command { std: "docker" "inspect" "e3175f0f8afe0bef90a361cf327a6176b0803b939610f338625673931302581a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3175f0f8afe0bef90a361cf327a6176b0803b939610f338625673931302581a", kill_on_drop: false }`
[INFO] [stdout] e3175f0f8afe0bef90a361cf327a6176b0803b939610f338625673931302581a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] 4dbcd556dfdd501d09a8c7c049e8d744dfbbeee2c9f5e21f385b3bac47da9733
[INFO] running `Command { std: "docker" "start" "-a" "4dbcd556dfdd501d09a8c7c049e8d744dfbbeee2c9f5e21f385b3bac47da9733", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "4dbcd556dfdd501d09a8c7c049e8d744dfbbeee2c9f5e21f385b3bac47da9733", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dbcd556dfdd501d09a8c7c049e8d744dfbbeee2c9f5e21f385b3bac47da9733", kill_on_drop: false }`
[INFO] [stdout] 4dbcd556dfdd501d09a8c7c049e8d744dfbbeee2c9f5e21f385b3bac47da9733
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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] db248c3df49b98f54685d94f9c663a9c28552dc0475a96c7cff6a7eb3dd4cea3
[INFO] running `Command { std: "docker" "start" "-a" "db248c3df49b98f54685d94f9c663a9c28552dc0475a96c7cff6a7eb3dd4cea3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grep_cli-717d97efb5712162)
[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" "db248c3df49b98f54685d94f9c663a9c28552dc0475a96c7cff6a7eb3dd4cea3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db248c3df49b98f54685d94f9c663a9c28552dc0475a96c7cff6a7eb3dd4cea3", kill_on_drop: false }`
[INFO] [stdout] db248c3df49b98f54685d94f9c663a9c28552dc0475a96c7cff6a7eb3dd4cea3