[INFO] updating cached repository https://github.com/yoshihara/grefin
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1dcc406f9110aff84d9e1a57cf04d4df345a44b7
[INFO] testing yoshihara/grefin against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyoshihara%2Fgrefin" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/yoshihara/grefin on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[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-9/source/Cargo.toml
[INFO] crate git repo https://github.com/yoshihara/grefin already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 967eb9a3773ce3e68d1388d574a097c4ca5808f0374691f033fa6c5b16d1b1d0
[INFO] running `"docker" "start" "-a" "967eb9a3773ce3e68d1388d574a097c4ca5808f0374691f033fa6c5b16d1b1d0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `"docker" "inspect" "967eb9a3773ce3e68d1388d574a097c4ca5808f0374691f033fa6c5b16d1b1d0"`
[INFO] running `"docker" "rm" "-f" "967eb9a3773ce3e68d1388d574a097c4ca5808f0374691f033fa6c5b16d1b1d0"`
[INFO] [stdout] 967eb9a3773ce3e68d1388d574a097c4ca5808f0374691f033fa6c5b16d1b1d0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stdout] 0ac625d821ec54cdafed1a1d5053347950c323660c08d49622b6ca7a4668b756
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "0ac625d821ec54cdafed1a1d5053347950c323660c08d49622b6ca7a4668b756"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling grefin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "0ac625d821ec54cdafed1a1d5053347950c323660c08d49622b6ca7a4668b756"`
[INFO] running `"docker" "rm" "-f" "0ac625d821ec54cdafed1a1d5053347950c323660c08d49622b6ca7a4668b756"`
[INFO] [stdout] 0ac625d821ec54cdafed1a1d5053347950c323660c08d49622b6ca7a4668b756
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 940b91374237c714d6ae57e2d6752514bce14174676e5746fe763be73fbe226c
[INFO] running `"docker" "start" "-a" "940b91374237c714d6ae57e2d6752514bce14174676e5746fe763be73fbe226c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/grefin-d46e2e8147b34ccb
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[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 grep_files::test_grep_files_in_directory::test_hit_file ... ok
[INFO] [stdout] test grep_files::test_grep_files_in_directory::test_no_hit_file_in_git ... ok
[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 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_no_hit_file_in_git ... ok
[INFO] [stdout] test find_filenames::test_find_files_in_directory::test_found_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] [stderr]      Running /opt/rustwide/target/debug/deps/grefin-be82bfc91cf46784
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests grefin
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "940b91374237c714d6ae57e2d6752514bce14174676e5746fe763be73fbe226c"`
[INFO] running `"docker" "rm" "-f" "940b91374237c714d6ae57e2d6752514bce14174676e5746fe763be73fbe226c"`
[INFO] [stdout] 940b91374237c714d6ae57e2d6752514bce14174676e5746fe763be73fbe226c