[INFO] cloning repository https://github.com/enbyted/codecrafters-grep-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/enbyted/codecrafters-grep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenbyted%2Fcodecrafters-grep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenbyted%2Fcodecrafters-grep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39f46455d3bdeee0e7f47a5e72b24c1f80002f9a
[INFO] testing enbyted/codecrafters-grep-rust against master#ebf0cf75d368c035f4c7e7246d203bd469ee4a51 for pr-137940-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fenbyted%2Fcodecrafters-grep-rust" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/enbyted/codecrafters-grep-rust on toolchain ebf0cf75d368c035f4c7e7246d203bd469ee4a51
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/enbyted/codecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/enbyted/codecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/enbyted/codecrafters-grep-rust written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/enbyted/codecrafters-grep-rust 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" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.38
[INFO] [stderr]   Downloaded quote v1.0.7
[INFO] [stderr]   Downloaded unicode-xid v0.2.1
[INFO] [stderr]   Downloaded proc-macro2 v1.0.24
[INFO] [stderr]   Downloaded bytes v1.3.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.38
[INFO] [stderr]   Downloaded anyhow v1.0.68
[INFO] [stderr]   Downloaded syn v1.0.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d977f107632f3a2a60297de40d9cbc03b4a289957f9dab1b86a028eef0e7a2d
[INFO] running `Command { std: "docker" "start" "-a" "4d977f107632f3a2a60297de40d9cbc03b4a289957f9dab1b86a028eef0e7a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d977f107632f3a2a60297de40d9cbc03b4a289957f9dab1b86a028eef0e7a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d977f107632f3a2a60297de40d9cbc03b4a289957f9dab1b86a028eef0e7a2d", kill_on_drop: false }`
[INFO] [stdout] 4d977f107632f3a2a60297de40d9cbc03b4a289957f9dab1b86a028eef0e7a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33de76d7de97764cba11b3df96f8fa167abdd57dc764ff2c8a1d14a971914140
[INFO] running `Command { std: "docker" "start" "-a" "33de76d7de97764cba11b3df96f8fa167abdd57dc764ff2c8a1d14a971914140", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling bytes v1.3.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]    Compiling grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "33de76d7de97764cba11b3df96f8fa167abdd57dc764ff2c8a1d14a971914140", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33de76d7de97764cba11b3df96f8fa167abdd57dc764ff2c8a1d14a971914140", kill_on_drop: false }`
[INFO] [stdout] 33de76d7de97764cba11b3df96f8fa167abdd57dc764ff2c8a1d14a971914140
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e6b8acf7975b72e6249b210402f189de2ad5e19bdac94b68e687dc8e63a4b18
[INFO] running `Command { std: "docker" "start" "-a" "0e6b8acf7975b72e6249b210402f189de2ad5e19bdac94b68e687dc8e63a4b18", kill_on_drop: false }`
[INFO] [stderr]    Compiling grep-starter-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "0e6b8acf7975b72e6249b210402f189de2ad5e19bdac94b68e687dc8e63a4b18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e6b8acf7975b72e6249b210402f189de2ad5e19bdac94b68e687dc8e63a4b18", kill_on_drop: false }`
[INFO] [stdout] 0e6b8acf7975b72e6249b210402f189de2ad5e19bdac94b68e687dc8e63a4b18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f16f3dfc1c39ff61019dd863330b6ac2dfbafb7a0d0b7f0de6e3f5d66ea1ffd3
[INFO] running `Command { std: "docker" "start" "-a" "f16f3dfc1c39ff61019dd863330b6ac2dfbafb7a0d0b7f0de6e3f5d66ea1ffd3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/grep_starter_rust-5dfe2c29394a98c3)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test test::alphanumeric_match ... ok
[INFO] [stdout] test test::alternative ... ok
[INFO] [stdout] test test::backreference_after_backtrack ... ok
[INFO] [stdout] test test::backtracking_in_group ... ok
[INFO] [stdout] test test::end_of_string_match ... ok
[INFO] [stdout] test test::full_test ... ok
[INFO] [stdout] test test::backtracking ... ok
[INFO] [stdout] test test::backreference_test ... ok
[INFO] [stdout] test test::last_stage_test ... ok
[INFO] [stdout] test test::literal_match ... ok
[INFO] [stdout] test test::digit_match ... ok
[INFO] [stdout] test test::double_nested_backreference_test ... ok
[INFO] [stdout] test test::group_match ... ok
[INFO] [stdout] test test::match_test ... ok
[INFO] [stdout] test test::negative_group_match ... ok
[INFO] [stdout] test test::nested_backreference_test ... ok
[INFO] [stdout] test test::nested_match_test ... ok
[INFO] [stdout] test test::single_character_match ... ok
[INFO] [stdout] test test::start_of_string_match ... ok
[INFO] [stdout] test test::zero_or_one_match ... ok
[INFO] [stdout] test test::zero_or_one_backtrack ... ok
[INFO] [stdout] test test::zero_or_more_match ... ok
[INFO] [stdout] test test::one_or_more_match ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grep_starter_rust-0c519945df37291d)
[INFO] [stderr]    Doc-tests grep_starter_rust
[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" "f16f3dfc1c39ff61019dd863330b6ac2dfbafb7a0d0b7f0de6e3f5d66ea1ffd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f16f3dfc1c39ff61019dd863330b6ac2dfbafb7a0d0b7f0de6e3f5d66ea1ffd3", kill_on_drop: false }`
[INFO] [stdout] f16f3dfc1c39ff61019dd863330b6ac2dfbafb7a0d0b7f0de6e3f5d66ea1ffd3