[INFO] cloning repository https://github.com/WojciechMatuszewski/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/WojciechMatuszewski/codecrafters-grep-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMatuszewski%2Fcodecrafters-grep-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMatuszewski%2Fcodecrafters-grep-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9fa2bf82ae2f3f33a5e4aba7d24baabb8731ae9e
[INFO] testing WojciechMatuszewski/codecrafters-grep-rust against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWojciechMatuszewski%2Fcodecrafters-grep-rust" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/WojciechMatuszewski/codecrafters-grep-rust
[INFO] finished tweaking git repo https://github.com/WojciechMatuszewski/codecrafters-grep-rust
[INFO] tweaked toml for git repo https://github.com/WojciechMatuszewski/codecrafters-grep-rust written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/WojciechMatuszewski/codecrafters-grep-rust on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/WojciechMatuszewski/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" "+beta-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8a4c10826c36a88b8484a9c8d07047abe23d920a61f6793ebd399077e8d8d77
[INFO] running `Command { std: "docker" "start" "-a" "a8a4c10826c36a88b8484a9c8d07047abe23d920a61f6793ebd399077e8d8d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8a4c10826c36a88b8484a9c8d07047abe23d920a61f6793ebd399077e8d8d77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8a4c10826c36a88b8484a9c8d07047abe23d920a61f6793ebd399077e8d8d77", kill_on_drop: false }`
[INFO] [stdout] a8a4c10826c36a88b8484a9c8d07047abe23d920a61f6793ebd399077e8d8d77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4301437c15f9a3cb9eaf8bd0a477c1eb6b2c0d19a5c2ecb392101696298dea6d
[INFO] running `Command { std: "docker" "start" "-a" "4301437c15f9a3cb9eaf8bd0a477c1eb6b2c0d19a5c2ecb392101696298dea6d", 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 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 5.43s
[INFO] running `Command { std: "docker" "inspect" "4301437c15f9a3cb9eaf8bd0a477c1eb6b2c0d19a5c2ecb392101696298dea6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4301437c15f9a3cb9eaf8bd0a477c1eb6b2c0d19a5c2ecb392101696298dea6d", kill_on_drop: false }`
[INFO] [stdout] 4301437c15f9a3cb9eaf8bd0a477c1eb6b2c0d19a5c2ecb392101696298dea6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01f8dff465dafaf4eab63cec8b4352142a357b0720b5ef10cb8fc51165dcdb11
[INFO] running `Command { std: "docker" "start" "-a" "01f8dff465dafaf4eab63cec8b4352142a357b0720b5ef10cb8fc51165dcdb11", 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 0.51s
[INFO] running `Command { std: "docker" "inspect" "01f8dff465dafaf4eab63cec8b4352142a357b0720b5ef10cb8fc51165dcdb11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01f8dff465dafaf4eab63cec8b4352142a357b0720b5ef10cb8fc51165dcdb11", kill_on_drop: false }`
[INFO] [stdout] 01f8dff465dafaf4eab63cec8b4352142a357b0720b5ef10cb8fc51165dcdb11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 848f608dd65ff555ceab97a40cee8791af13364cebcc473267ca32264cdc67b7
[INFO] running `Command { std: "docker" "start" "-a" "848f608dd65ff555ceab97a40cee8791af13364cebcc473267ca32264cdc67b7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/grep_starter_rust-bdf7f676b1eae856)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test::alternations ... ok
[INFO] [stdout] test test::match_one_or_more_times ... ok
[INFO] [stdout] test test::match_negative_character_groups ... FAILED
[INFO] [stdout] test test::match_end_of_string_anchor ... ok
[INFO] [stdout] test test::match_positive_character_groups ... FAILED
[INFO] [stdout] test test::match_alphanumeric ... FAILED
[INFO] [stdout] test test::combine_character_classes ... ok
[INFO] [stdout] test test::match_digits ... FAILED
[INFO] [stdout] test test::match_zero_or_one_times ... ok
[INFO] [stdout] test test::match_start_of_string_anchor ... ok
[INFO] [stdout] test test::wildcard ... ok
[INFO] [stdout] test test::validates_the_first_parameter ... FAILED
[INFO] [stdout] test test::single_character ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::match_negative_character_groups stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- test::match_positive_character_groups stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- test::match_alphanumeric stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- test::match_digits stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- test::validates_the_first_parameter stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] ---- test::single_character stdout ----
[INFO] [stdout] Error: Os { code: 2, kind: NotFound, message: "No such file or directory" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::match_alphanumeric
[INFO] [stdout]     test::match_digits
[INFO] [stdout]     test::match_negative_character_groups
[INFO] [stdout]     test::match_positive_character_groups
[INFO] [stdout]     test::single_character
[INFO] [stdout]     test::validates_the_first_parameter
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 7 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin grep-starter-rust`
[INFO] running `Command { std: "docker" "inspect" "848f608dd65ff555ceab97a40cee8791af13364cebcc473267ca32264cdc67b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "848f608dd65ff555ceab97a40cee8791af13364cebcc473267ca32264cdc67b7", kill_on_drop: false }`
[INFO] [stdout] 848f608dd65ff555ceab97a40cee8791af13364cebcc473267ca32264cdc67b7
