[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 beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshihara%2Fgrefin" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yoshihara/grefin on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", 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-14/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" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312a706feaca735f927ab74f65fdce1a546882cb9f12631f5fed675531f7ea90
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "312a706feaca735f927ab74f65fdce1a546882cb9f12631f5fed675531f7ea90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312a706feaca735f927ab74f65fdce1a546882cb9f12631f5fed675531f7ea90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312a706feaca735f927ab74f65fdce1a546882cb9f12631f5fed675531f7ea90", kill_on_drop: false }`
[INFO] [stdout] 312a706feaca735f927ab74f65fdce1a546882cb9f12631f5fed675531f7ea90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 864f62bef521b3586dfcf0655a864df46f0f0614ea8c79a7c8fcbebc658828ac
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "864f62bef521b3586dfcf0655a864df46f0f0614ea8c79a7c8fcbebc658828ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "864f62bef521b3586dfcf0655a864df46f0f0614ea8c79a7c8fcbebc658828ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864f62bef521b3586dfcf0655a864df46f0f0614ea8c79a7c8fcbebc658828ac", kill_on_drop: false }`
[INFO] [stdout] 864f62bef521b3586dfcf0655a864df46f0f0614ea8c79a7c8fcbebc658828ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4865a8c4f4510aebbc5786bfbf14f427e84251b9d959e92107940327861fce41
[INFO] running `Command { std: "docker" "start" "-a" "4865a8c4f4510aebbc5786bfbf14f427e84251b9d959e92107940327861fce41", kill_on_drop: false }`
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] running `Command { std: "docker" "inspect" "4865a8c4f4510aebbc5786bfbf14f427e84251b9d959e92107940327861fce41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4865a8c4f4510aebbc5786bfbf14f427e84251b9d959e92107940327861fce41", kill_on_drop: false }`
[INFO] [stdout] 4865a8c4f4510aebbc5786bfbf14f427e84251b9d959e92107940327861fce41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 544cba0584d06b437275d19997756343c43715c0da6cebf982a010da7b3d705f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "544cba0584d06b437275d19997756343c43715c0da6cebf982a010da7b3d705f", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grefin-3eeb1c7bc3d79764
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_not_existed_dir_as_path ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grefin-5eecfae1ff886802
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_no_hit_file_in_git ... ok
[INFO] [stderr]    Doc-tests grefin
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_upcase_file ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_file ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_no_hit_file_in_git ... 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_found_dir ... ok
[INFO] [stdout] test test_config::test_new_with_enough_arguments ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_not_found ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_hit_no_file ... ok
[INFO] [stdout] test test_config::test_new_without_enough_arguments ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[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] [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" "544cba0584d06b437275d19997756343c43715c0da6cebf982a010da7b3d705f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544cba0584d06b437275d19997756343c43715c0da6cebf982a010da7b3d705f", kill_on_drop: false }`
[INFO] [stdout] 544cba0584d06b437275d19997756343c43715c0da6cebf982a010da7b3d705f