[INFO] cloning repository https://github.com/clacladev/basic-grep-cli-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clacladev/basic-grep-cli-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclacladev%2Fbasic-grep-cli-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclacladev%2Fbasic-grep-cli-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f1a737b64ed15201207cf4cc98c31f787c34016d
[INFO] testing clacladev/basic-grep-cli-rust against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclacladev%2Fbasic-grep-cli-rust" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/clacladev/basic-grep-cli-rust
[INFO] finished tweaking git repo https://github.com/clacladev/basic-grep-cli-rust
[INFO] tweaked toml for git repo https://github.com/clacladev/basic-grep-cli-rust written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/clacladev/basic-grep-cli-rust on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/clacladev/basic-grep-cli-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" "+beta-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b065392fdc0de9c3745c55e3a4b24682b83c7b8469bc745e90e5963a6c06d773
[INFO] running `Command { std: "docker" "start" "-a" "b065392fdc0de9c3745c55e3a4b24682b83c7b8469bc745e90e5963a6c06d773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b065392fdc0de9c3745c55e3a4b24682b83c7b8469bc745e90e5963a6c06d773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b065392fdc0de9c3745c55e3a4b24682b83c7b8469bc745e90e5963a6c06d773", kill_on_drop: false }`
[INFO] [stdout] b065392fdc0de9c3745c55e3a4b24682b83c7b8469bc745e90e5963a6c06d773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ace992031647fc3f4db3953c6fc3d23283b11543f167c4ca75c11d82d1c1bb5e
[INFO] running `Command { std: "docker" "start" "-a" "ace992031647fc3f4db3953c6fc3d23283b11543f167c4ca75c11d82d1c1bb5e", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling thiserror v1.0.38
[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 5.44s
[INFO] running `Command { std: "docker" "inspect" "ace992031647fc3f4db3953c6fc3d23283b11543f167c4ca75c11d82d1c1bb5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ace992031647fc3f4db3953c6fc3d23283b11543f167c4ca75c11d82d1c1bb5e", kill_on_drop: false }`
[INFO] [stdout] ace992031647fc3f4db3953c6fc3d23283b11543f167c4ca75c11d82d1c1bb5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9133a3ede756279f60158bdff27cf7cc21c1f4d8c5da3adb514a3bc384e4fa6
[INFO] running `Command { std: "docker" "start" "-a" "e9133a3ede756279f60158bdff27cf7cc21c1f4d8c5da3adb514a3bc384e4fa6", 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 0.77s
[INFO] running `Command { std: "docker" "inspect" "e9133a3ede756279f60158bdff27cf7cc21c1f4d8c5da3adb514a3bc384e4fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9133a3ede756279f60158bdff27cf7cc21c1f4d8c5da3adb514a3bc384e4fa6", kill_on_drop: false }`
[INFO] [stdout] e9133a3ede756279f60158bdff27cf7cc21c1f4d8c5da3adb514a3bc384e4fa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 51b02410f4d303faf4000d4d4d1b2187e347355dcba1be9b36f7524f29fd9018
[INFO] running `Command { std: "docker" "start" "-a" "51b02410f4d303faf4000d4d4d1b2187e347355dcba1be9b36f7524f29fd9018", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grep_starter_rust-bdf7f676b1eae856)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_alphanumeric ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_alternation ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_backreference ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_combinations_of_patterns ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_digit ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_negative_group ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_literal ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_capturing_group ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_end_of_string ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_zero_or_one ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_alphanumeric ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_positive_group ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_one_or_more ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_start_of_string ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_positive_group ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_wildcard ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_start_of_string ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_zero_or_one ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_negative_group ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_end_of_string ... ok
[INFO] [stdout] test matcher::pattern::tests::tests::test_parse_pattern_with_wildcard ... ok
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_single_letter ... FAILED
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_single_digits ... FAILED
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_alternation has been running for over 60 seconds
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_backreference has been running for over 60 seconds
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_capturing_group has been running for over 60 seconds
[INFO] [stdout] test matcher::tests::tests::test_match_pattern_one_or_more has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "51b02410f4d303faf4000d4d4d1b2187e347355dcba1be9b36f7524f29fd9018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51b02410f4d303faf4000d4d4d1b2187e347355dcba1be9b36f7524f29fd9018", kill_on_drop: false }`
[INFO] [stdout] 51b02410f4d303faf4000d4d4d1b2187e347355dcba1be9b36f7524f29fd9018
