[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] checking ohanamisan/software-design-2020-06-grep-cli against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[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-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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-0-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/ohanamisan/software-design-2020-06-grep-core.git`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d56edb7dc305aaf4073e111ee4d73dda919dfc05f9b99ca58478ea19f15423b1
[INFO] running `Command { std: "docker" "start" "-a" "d56edb7dc305aaf4073e111ee4d73dda919dfc05f9b99ca58478ea19f15423b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d56edb7dc305aaf4073e111ee4d73dda919dfc05f9b99ca58478ea19f15423b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d56edb7dc305aaf4073e111ee4d73dda919dfc05f9b99ca58478ea19f15423b1", kill_on_drop: false }`
[INFO] [stdout] d56edb7dc305aaf4073e111ee4d73dda919dfc05f9b99ca58478ea19f15423b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a79ae9b65c2b5358d17884f984509eb02f488589aef123b5aeedea37b50c3f7
[INFO] running `Command { std: "docker" "start" "-a" "9a79ae9b65c2b5358d17884f984509eb02f488589aef123b5aeedea37b50c3f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking grep-core v0.1.0 (https://github.com/ohanamisan/software-design-2020-06-grep-core.git#b1b794db)
[INFO] [stderr]     Checking grep-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "9a79ae9b65c2b5358d17884f984509eb02f488589aef123b5aeedea37b50c3f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a79ae9b65c2b5358d17884f984509eb02f488589aef123b5aeedea37b50c3f7", kill_on_drop: false }`
[INFO] [stdout] 9a79ae9b65c2b5358d17884f984509eb02f488589aef123b5aeedea37b50c3f7
[INFO] checking ohanamisan/software-design-2020-06-grep-cli against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[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-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ohanamisan/software-design-2020-06-grep-cli on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-0-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dc14f4e55c5cbcdfb8a10b7c95d6e740a69f46c62790a8abd00ba9c8a616ad58
[INFO] running `Command { std: "docker" "start" "-a" "dc14f4e55c5cbcdfb8a10b7c95d6e740a69f46c62790a8abd00ba9c8a616ad58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dc14f4e55c5cbcdfb8a10b7c95d6e740a69f46c62790a8abd00ba9c8a616ad58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc14f4e55c5cbcdfb8a10b7c95d6e740a69f46c62790a8abd00ba9c8a616ad58", kill_on_drop: false }`
[INFO] [stdout] dc14f4e55c5cbcdfb8a10b7c95d6e740a69f46c62790a8abd00ba9c8a616ad58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48cac30d459d628f08fbad2b53620e69fb72238a5c790af76a081be7ce84ab27
[INFO] running `Command { std: "docker" "start" "-a" "48cac30d459d628f08fbad2b53620e69fb72238a5c790af76a081be7ce84ab27", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking grep-core v0.1.0 (https://github.com/ohanamisan/software-design-2020-06-grep-core.git#b1b794db)
[INFO] [stderr]     Checking grep-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `Command { std: "docker" "inspect" "48cac30d459d628f08fbad2b53620e69fb72238a5c790af76a081be7ce84ab27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48cac30d459d628f08fbad2b53620e69fb72238a5c790af76a081be7ce84ab27", kill_on_drop: false }`
[INFO] [stdout] 48cac30d459d628f08fbad2b53620e69fb72238a5c790af76a081be7ce84ab27