[INFO] cloning repository https://github.com/DrEden33773/mini_grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DrEden33773/mini_grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrEden33773%2Fmini_grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDrEden33773%2Fmini_grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e127f87caea36f76b35604496d3b99dc710dcdfb
[INFO] testing DrEden33773/mini_grep 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%2FDrEden33773%2Fmini_grep" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/DrEden33773/mini_grep
[INFO] finished tweaking git repo https://github.com/DrEden33773/mini_grep
[INFO] tweaked toml for git repo https://github.com/DrEden33773/mini_grep written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/DrEden33773/mini_grep 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/DrEden33773/mini_grep 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 9791dc86826efda81092e3f56f9a29de3359aa5396b3b0fc2c42001e704e615c
[INFO] running `Command { std: "docker" "start" "-a" "9791dc86826efda81092e3f56f9a29de3359aa5396b3b0fc2c42001e704e615c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9791dc86826efda81092e3f56f9a29de3359aa5396b3b0fc2c42001e704e615c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9791dc86826efda81092e3f56f9a29de3359aa5396b3b0fc2c42001e704e615c", kill_on_drop: false }`
[INFO] [stdout] 9791dc86826efda81092e3f56f9a29de3359aa5396b3b0fc2c42001e704e615c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 2bf77c0c631bd2c1fcb1c35610dd12a1113eb4978a3ec0c581808c31e7b60583
[INFO] running `Command { std: "docker" "start" "-a" "2bf77c0c631bd2c1fcb1c35610dd12a1113eb4978a3ec0c581808c31e7b60583", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "2bf77c0c631bd2c1fcb1c35610dd12a1113eb4978a3ec0c581808c31e7b60583", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bf77c0c631bd2c1fcb1c35610dd12a1113eb4978a3ec0c581808c31e7b60583", kill_on_drop: false }`
[INFO] [stdout] 2bf77c0c631bd2c1fcb1c35610dd12a1113eb4978a3ec0c581808c31e7b60583
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7cd17026b7312cb778745afa84a46eb7f9d57bc494ad737e3d181cec5e70ebda
[INFO] running `Command { std: "docker" "start" "-a" "7cd17026b7312cb778745afa84a46eb7f9d57bc494ad737e3d181cec5e70ebda", kill_on_drop: false }`
[INFO] [stderr]    Compiling mini_grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "7cd17026b7312cb778745afa84a46eb7f9d57bc494ad737e3d181cec5e70ebda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cd17026b7312cb778745afa84a46eb7f9d57bc494ad737e3d181cec5e70ebda", kill_on_drop: false }`
[INFO] [stdout] 7cd17026b7312cb778745afa84a46eb7f9d57bc494ad737e3d181cec5e70ebda
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 61ee6b77f910b4f7bab2f319885f02de2eb6fbcd47cf7f354a09c1111cb3a356
[INFO] running `Command { std: "docker" "start" "-a" "61ee6b77f910b4f7bab2f319885f02de2eb6fbcd47cf7f354a09c1111cb3a356", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mini_grep-ec1e7cdefd819660)
[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 unittests src/main.rs (/opt/rustwide/target/debug/deps/mini_grep-4836cf3e186cde87)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test preludes::create_dir_and_file ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- preludes::create_dir_and_file stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     preludes::create_dir_and_file
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin mini_grep`
[INFO] running `Command { std: "docker" "inspect" "61ee6b77f910b4f7bab2f319885f02de2eb6fbcd47cf7f354a09c1111cb3a356", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61ee6b77f910b4f7bab2f319885f02de2eb6fbcd47cf7f354a09c1111cb3a356", kill_on_drop: false }`
[INFO] [stdout] 61ee6b77f910b4f7bab2f319885f02de2eb6fbcd47cf7f354a09c1111cb3a356
