[INFO] cloning repository https://github.com/yoshihara/grefin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yoshihara/grefin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshihara%2Fgrefin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshihara%2Fgrefin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6d8c44653b7535ebc2a40164c840a7032f490f4a
[INFO] testing yoshihara/grefin against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshihara%2Fgrefin" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yoshihara/grefin 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/yoshihara/grefin
[INFO] finished tweaking git repo https://github.com/yoshihara/grefin
[INFO] tweaked toml for git repo https://github.com/yoshihara/grefin written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/yoshihara/grefin 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] f03eafcc7051a43904bd3d85a8f242c65afa963952b0afea95d22edd985d342f
[INFO] running `Command { std: "docker" "start" "-a" "f03eafcc7051a43904bd3d85a8f242c65afa963952b0afea95d22edd985d342f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f03eafcc7051a43904bd3d85a8f242c65afa963952b0afea95d22edd985d342f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f03eafcc7051a43904bd3d85a8f242c65afa963952b0afea95d22edd985d342f", kill_on_drop: false }`
[INFO] [stdout] f03eafcc7051a43904bd3d85a8f242c65afa963952b0afea95d22edd985d342f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 142d98e705d02629e198d2c12e0981832e3a00a1f926334777b1f946947dbb2a
[INFO] running `Command { std: "docker" "start" "-a" "142d98e705d02629e198d2c12e0981832e3a00a1f926334777b1f946947dbb2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.95s
[INFO] running `Command { std: "docker" "inspect" "142d98e705d02629e198d2c12e0981832e3a00a1f926334777b1f946947dbb2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "142d98e705d02629e198d2c12e0981832e3a00a1f926334777b1f946947dbb2a", kill_on_drop: false }`
[INFO] [stdout] 142d98e705d02629e198d2c12e0981832e3a00a1f926334777b1f946947dbb2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a5b32cab19aefcbacd276b86bb5869d305a9ebc1c967de210bca3294c25792cd
[INFO] running `Command { std: "docker" "start" "-a" "a5b32cab19aefcbacd276b86bb5869d305a9ebc1c967de210bca3294c25792cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "a5b32cab19aefcbacd276b86bb5869d305a9ebc1c967de210bca3294c25792cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5b32cab19aefcbacd276b86bb5869d305a9ebc1c967de210bca3294c25792cd", kill_on_drop: false }`
[INFO] [stdout] a5b32cab19aefcbacd276b86bb5869d305a9ebc1c967de210bca3294c25792cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 70013e8b06fd1583ca2d151bd3e42c057af100ccd7a597a225260d59030be35c
[INFO] running `Command { std: "docker" "start" "-a" "70013e8b06fd1583ca2d151bd3e42c057af100ccd7a597a225260d59030be35c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grefin-4fda376f2279c6d2)
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/grefin-74629dab412f004a)
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_dir ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_upcase_file ... ok
[INFO] [stdout] test test_config::test_new_without_enough_arguments ... ok
[INFO] [stdout] test test_config::test_new_with_enough_arguments ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_hit_file ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_not_existed_dir_as_path ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_file ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_not_found ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_no_hit_file_in_git ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_hit_no_file ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_no_hit_file_in_git ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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] [stderr]    Doc-tests grefin
[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" "70013e8b06fd1583ca2d151bd3e42c057af100ccd7a597a225260d59030be35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70013e8b06fd1583ca2d151bd3e42c057af100ccd7a597a225260d59030be35c", kill_on_drop: false }`
[INFO] [stdout] 70013e8b06fd1583ca2d151bd3e42c057af100ccd7a597a225260d59030be35c