[INFO] cloning repository https://github.com/Yuxuan-Jiang/minigrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yuxuan-Jiang/minigrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuxuan-Jiang%2Fminigrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuxuan-Jiang%2Fminigrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66d92005fb409c86831c90d1afca20de43760a6a
[INFO] testing Yuxuan-Jiang/minigrep against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYuxuan-Jiang%2Fminigrep" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yuxuan-Jiang/minigrep 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/Yuxuan-Jiang/minigrep
[INFO] finished tweaking git repo https://github.com/Yuxuan-Jiang/minigrep
[INFO] tweaked toml for git repo https://github.com/Yuxuan-Jiang/minigrep written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Yuxuan-Jiang/minigrep 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-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8696f325d8f7f2fe4b1c71320ade840417baecf7c045697b962230d740c5d6dd
[INFO] running `Command { std: "docker" "start" "-a" "8696f325d8f7f2fe4b1c71320ade840417baecf7c045697b962230d740c5d6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8696f325d8f7f2fe4b1c71320ade840417baecf7c045697b962230d740c5d6dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8696f325d8f7f2fe4b1c71320ade840417baecf7c045697b962230d740c5d6dd", kill_on_drop: false }`
[INFO] [stdout] 8696f325d8f7f2fe4b1c71320ade840417baecf7c045697b962230d740c5d6dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 4adace241de0918ccabc916470577395dda15e6f6adacce2b3a7d20b743ffd12
[INFO] running `Command { std: "docker" "start" "-a" "4adace241de0918ccabc916470577395dda15e6f6adacce2b3a7d20b743ffd12", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "4adace241de0918ccabc916470577395dda15e6f6adacce2b3a7d20b743ffd12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4adace241de0918ccabc916470577395dda15e6f6adacce2b3a7d20b743ffd12", kill_on_drop: false }`
[INFO] [stdout] 4adace241de0918ccabc916470577395dda15e6f6adacce2b3a7d20b743ffd12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] 8501272e366af97f47a8200abddf1fc927ae0f90088826ad83ca58e70197f1ea
[INFO] running `Command { std: "docker" "start" "-a" "8501272e366af97f47a8200abddf1fc927ae0f90088826ad83ca58e70197f1ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8501272e366af97f47a8200abddf1fc927ae0f90088826ad83ca58e70197f1ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8501272e366af97f47a8200abddf1fc927ae0f90088826ad83ca58e70197f1ea", kill_on_drop: false }`
[INFO] [stdout] 8501272e366af97f47a8200abddf1fc927ae0f90088826ad83ca58e70197f1ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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] e51f4988d182fbd1f5c36da37e60632d63d17a111f03c6270088e4d65c7cbad9
[INFO] running `Command { std: "docker" "start" "-a" "e51f4988d182fbd1f5c36da37e60632d63d17a111f03c6270088e4d65c7cbad9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep-9bafc8464abec0f2)
[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" "e51f4988d182fbd1f5c36da37e60632d63d17a111f03c6270088e4d65c7cbad9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51f4988d182fbd1f5c36da37e60632d63d17a111f03c6270088e4d65c7cbad9", kill_on_drop: false }`
[INFO] [stdout] e51f4988d182fbd1f5c36da37e60632d63d17a111f03c6270088e4d65c7cbad9