[INFO] cloning repository https://github.com/kenleung5e28/grepr
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kenleung5e28/grepr" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenleung5e28%2Fgrepr", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenleung5e28%2Fgrepr'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 76c743a9b704f929efc7c095ccb80477c6d4693c
[INFO] testing kenleung5e28/grepr against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkenleung5e28%2Fgrepr" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/kenleung5e28/grepr
[INFO] finished tweaking git repo https://github.com/kenleung5e28/grepr
[INFO] tweaked toml for git repo https://github.com/kenleung5e28/grepr written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/kenleung5e28/grepr on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/kenleung5e28/grepr 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded sys-info v0.9.1
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50e8fbc6501f1d46c8a55bc6993a4e5a80a23dd55cfa01959322ca0c762ab0ce
[INFO] running `Command { std: "docker" "start" "-a" "50e8fbc6501f1d46c8a55bc6993a4e5a80a23dd55cfa01959322ca0c762ab0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50e8fbc6501f1d46c8a55bc6993a4e5a80a23dd55cfa01959322ca0c762ab0ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50e8fbc6501f1d46c8a55bc6993a4e5a80a23dd55cfa01959322ca0c762ab0ce", kill_on_drop: false }`
[INFO] [stdout] 50e8fbc6501f1d46c8a55bc6993a4e5a80a23dd55cfa01959322ca0c762ab0ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fea495f199fed51bbefefe94607e195b4eb66ae004840ca17224d381143eee85
[INFO] running `Command { std: "docker" "start" "-a" "fea495f199fed51bbefefe94607e195b4eb66ae004840ca17224d381143eee85", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling sys-info v0.9.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling grepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.28s
[INFO] running `Command { std: "docker" "inspect" "fea495f199fed51bbefefe94607e195b4eb66ae004840ca17224d381143eee85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea495f199fed51bbefefe94607e195b4eb66ae004840ca17224d381143eee85", kill_on_drop: false }`
[INFO] [stdout] fea495f199fed51bbefefe94607e195b4eb66ae004840ca17224d381143eee85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cc1846dd19f77b2a246d61f2b7ea24467f6040f68acadcdf2ee6ef800d76ccd
[INFO] running `Command { std: "docker" "start" "-a" "7cc1846dd19f77b2a246d61f2b7ea24467f6040f68acadcdf2ee6ef800d76ccd", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling assert_cmd v2.0.4
[INFO] [stderr]    Compiling grepr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 9.46s
[INFO] running `Command { std: "docker" "inspect" "7cc1846dd19f77b2a246d61f2b7ea24467f6040f68acadcdf2ee6ef800d76ccd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cc1846dd19f77b2a246d61f2b7ea24467f6040f68acadcdf2ee6ef800d76ccd", kill_on_drop: false }`
[INFO] [stdout] 7cc1846dd19f77b2a246d61f2b7ea24467f6040f68acadcdf2ee6ef800d76ccd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75cb32ed2d7a7e16d07a492bf3c333050beadd5e6210fb99c5a075bda08cfa10
[INFO] running `Command { std: "docker" "start" "-a" "75cb32ed2d7a7e16d07a492bf3c333050beadd5e6210fb99c5a075bda08cfa10", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grepr-0298907492fd7ee6)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grepr-59d3782ea342f058)
[INFO] [stdout] test tests::test_find_lines ... ok
[INFO] [stdout] test tests::test_find_files ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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] [stderr]      Running tests/cli.rs (/opt/rustwide/target/debug/deps/cli-4f78cb5288a98af0)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test dies_no_args ... ok
[INFO] [stdout] test dies_bad_pattern ... ok
[INFO] [stdout] test bustle_capitalized ... ok
[INFO] [stdout] test insensitive_count_multiple ... ok
[INFO] [stdout] test nobody ... ok
[INFO] [stdout] test multiple_files_insensitive ... ok
[INFO] [stdout] test bustle_insensitive ... ok
[INFO] [stdout] test bustle_lowercase ... ok
[INFO] [stdout] test multiple_files ... ok
[INFO] [stdout] test insensitive_count ... ok
[INFO] [stdout] test recursive ... ok
[INFO] [stdout] test nobody_count_insensitive ... ok
[INFO] [stdout] test nobody_insensitive ... ok
[INFO] [stdout] test empty_regex ... ok
[INFO] [stdout] test stdin ... ok
[INFO] [stdout] test sensitive_count_multiple ... ok
[INFO] [stdout] test nobody_count ... ok
[INFO] [stdout] test sensitive_count_capital ... ok
[INFO] [stdout] test sensitive_count_lower ... ok
[INFO] [stdout] test warns_dir_not_recursive ... ok
[INFO] [stdout] test stdin_insensitive_count ... ok
[INFO] [stdout] test recursive_insensitive ... ok
[INFO] [stderr]    Doc-tests grepr
[INFO] [stdout] test empty_file ... ok
[INFO] [stdout] test warns_bad_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[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" "75cb32ed2d7a7e16d07a492bf3c333050beadd5e6210fb99c5a075bda08cfa10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75cb32ed2d7a7e16d07a492bf3c333050beadd5e6210fb99c5a075bda08cfa10", kill_on_drop: false }`
[INFO] [stdout] 75cb32ed2d7a7e16d07a492bf3c333050beadd5e6210fb99c5a075bda08cfa10