[INFO] cloning repository https://github.com/Twaha-Rahman/microgrep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Twaha-Rahman/microgrep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8177df957e4bae8ee31103265f41f26fbf1b4b6e
[INFO] testing Twaha-Rahman/microgrep against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTwaha-Rahman%2Fmicrogrep" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Twaha-Rahman/microgrep on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Twaha-Rahman/microgrep
[INFO] finished tweaking git repo https://github.com/Twaha-Rahman/microgrep
[INFO] tweaked toml for git repo https://github.com/Twaha-Rahman/microgrep written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/Twaha-Rahman/microgrep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 514196173c967fa3aef66d112321b25784309049a083fd20a275a8b66b3def60
[INFO] running `Command { std: "docker" "start" "-a" "514196173c967fa3aef66d112321b25784309049a083fd20a275a8b66b3def60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "514196173c967fa3aef66d112321b25784309049a083fd20a275a8b66b3def60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "514196173c967fa3aef66d112321b25784309049a083fd20a275a8b66b3def60", kill_on_drop: false }`
[INFO] [stdout] 514196173c967fa3aef66d112321b25784309049a083fd20a275a8b66b3def60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8df69c28f901594b7f79529331865d83d04b8a4f92bf3a64cd4b61c71e7b10da
[INFO] running `Command { std: "docker" "start" "-a" "8df69c28f901594b7f79529331865d83d04b8a4f92bf3a64cd4b61c71e7b10da", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.78
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling regex-syntax v0.6.20
[INFO] [stderr]    Compiling basic_threadpool v0.1.0 (/opt/rustwide/workdir/basic_threadpool)
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling argument_parser v0.1.0 (/opt/rustwide/workdir/argument_parser)
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling recursive_file_check v0.1.0 (/opt/rustwide/workdir/recursive_file_check)
[INFO] [stderr]    Compiling microgrep v0.1.0 (/opt/rustwide/workdir/microgrep)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.34s
[INFO] running `Command { std: "docker" "inspect" "8df69c28f901594b7f79529331865d83d04b8a4f92bf3a64cd4b61c71e7b10da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8df69c28f901594b7f79529331865d83d04b8a4f92bf3a64cd4b61c71e7b10da", kill_on_drop: false }`
[INFO] [stdout] 8df69c28f901594b7f79529331865d83d04b8a4f92bf3a64cd4b61c71e7b10da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31070231a90d4da21e8268213f32e3d63607e3e69c0c52fed450f8944f146a94
[INFO] running `Command { std: "docker" "start" "-a" "31070231a90d4da21e8268213f32e3d63607e3e69c0c52fed450f8944f146a94", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling basic_threadpool v0.1.0 (/opt/rustwide/workdir/basic_threadpool)
[INFO] [stderr]    Compiling argument_parser v0.1.0 (/opt/rustwide/workdir/argument_parser)
[INFO] [stderr]    Compiling recursive_file_check v0.1.0 (/opt/rustwide/workdir/recursive_file_check)
[INFO] [stderr]    Compiling microgrep v0.1.0 (/opt/rustwide/workdir/microgrep)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/argument_parser-235d1f705692d25c)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_threadpool-1db2a4f97892c641)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/microgrep-9612e35323103b5e)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/microgrep-c1cd0ff547bfd509)
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/recursive_file_check-aca0f6d9999468ba)
[INFO] running `Command { std: "docker" "inspect" "31070231a90d4da21e8268213f32e3d63607e3e69c0c52fed450f8944f146a94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31070231a90d4da21e8268213f32e3d63607e3e69c0c52fed450f8944f146a94", kill_on_drop: false }`
[INFO] [stdout] 31070231a90d4da21e8268213f32e3d63607e3e69c0c52fed450f8944f146a94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e61e4fbc5b631973d0522ba87dd1cf4bf190e1b60c385e34f86508d65c094448
[INFO] running `Command { std: "docker" "start" "-a" "e61e4fbc5b631973d0522ba87dd1cf4bf190e1b60c385e34f86508d65c094448", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/argument_parser-235d1f705692d25c)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test collect_flags::tests::collects_multiple_flags ... ok
[INFO] [stdout] test collect_flags::tests::no_flags_passed ... ok
[INFO] [stdout] test collect_flags::tests::filter_out_unknown_flags ... ok
[INFO] [stdout] test collect_flags::tests::collects_single_flag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/basic_threadpool-1db2a4f97892c641)
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/microgrep-9612e35323103b5e)
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test time_taken::tests::takes_less_than_one_ms ... ok
[INFO] [stdout] test time_taken::tests::takes_one_ms ... ok
[INFO] [stdout] test time_taken::tests::takes_more_than_one_ms ... ok
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/microgrep-c1cd0ff547bfd509)
[INFO] [stdout] test time_taken::tests::takes_more_than_one_sec ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/recursive_file_check-aca0f6d9999468ba)
[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] [stderr]    Doc-tests argument_parser
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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]    Doc-tests basic_threadpool
[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 microgrep
[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 recursive_file_check
[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" "e61e4fbc5b631973d0522ba87dd1cf4bf190e1b60c385e34f86508d65c094448", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e61e4fbc5b631973d0522ba87dd1cf4bf190e1b60c385e34f86508d65c094448", kill_on_drop: false }`
[INFO] [stdout] e61e4fbc5b631973d0522ba87dd1cf4bf190e1b60c385e34f86508d65c094448