[INFO] fetching crate kuroyasu-bicycle-book-wordcount 0.1.1...
[INFO] testing kuroyasu-bicycle-book-wordcount-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kuroyasu-bicycle-book-wordcount 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate kuroyasu-bicycle-book-wordcount 0.1.1
[INFO] finished tweaking crates.io crate kuroyasu-bicycle-book-wordcount 0.1.1
[INFO] tweaked toml for crates.io crate kuroyasu-bicycle-book-wordcount 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kuroyasu-bicycle-book-wordcount 0.1.1 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate kuroyasu-bicycle-book-wordcount 0.1.1 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f5e1b56b883720f8d9e3ea878675ebb0a333119451bacf1316bf532f813a51
[INFO] running `Command { std: "docker" "start" "-a" "80f5e1b56b883720f8d9e3ea878675ebb0a333119451bacf1316bf532f813a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f5e1b56b883720f8d9e3ea878675ebb0a333119451bacf1316bf532f813a51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f5e1b56b883720f8d9e3ea878675ebb0a333119451bacf1316bf532f813a51", kill_on_drop: false }`
[INFO] [stdout] 80f5e1b56b883720f8d9e3ea878675ebb0a333119451bacf1316bf532f813a51
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60c3d05fd665e6f0aafa1446bac2da16292e923a0d8dadd5f542043ac5ae07e1
[INFO] running `Command { std: "docker" "start" "-a" "60c3d05fd665e6f0aafa1446bac2da16292e923a0d8dadd5f542043ac5ae07e1", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling kuroyasu-bicycle-book-wordcount v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.82s
[INFO] running `Command { std: "docker" "inspect" "60c3d05fd665e6f0aafa1446bac2da16292e923a0d8dadd5f542043ac5ae07e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c3d05fd665e6f0aafa1446bac2da16292e923a0d8dadd5f542043ac5ae07e1", kill_on_drop: false }`
[INFO] [stdout] 60c3d05fd665e6f0aafa1446bac2da16292e923a0d8dadd5f542043ac5ae07e1
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7eee93938265011b01c5f012d0eb821cbbc2febfabc1fa224dc8f4e794cf3b2
[INFO] running `Command { std: "docker" "start" "-a" "d7eee93938265011b01c5f012d0eb821cbbc2febfabc1fa224dc8f4e794cf3b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling kuroyasu-bicycle-book-wordcount v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "d7eee93938265011b01c5f012d0eb821cbbc2febfabc1fa224dc8f4e794cf3b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7eee93938265011b01c5f012d0eb821cbbc2febfabc1fa224dc8f4e794cf3b2", kill_on_drop: false }`
[INFO] [stdout] d7eee93938265011b01c5f012d0eb821cbbc2febfabc1fa224dc8f4e794cf3b2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a144d4779256ff74b26b1082434f0c65b47c137f874aac268967e285284a9a4a
[INFO] running `Command { std: "docker" "start" "-a" "a144d4779256ff74b26b1082434f0c65b47c137f874aac268967e285284a9a4a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kuroyasu_bicycle_book_wordcount-a574f6b45ae271bc)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::large_test ... ignored
[INFO] [stdout] test tests::result_test ... FAILED
[INFO] [stdout] test tests::wordcount_works2 ... ok
[INFO] [stdout] test tests::wordcount_works ... ok
[INFO] [stdout] test tests::wordcount_do_not_contain_unknown_words - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::result_test stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::result_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 3 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "a144d4779256ff74b26b1082434f0c65b47c137f874aac268967e285284a9a4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a144d4779256ff74b26b1082434f0c65b47c137f874aac268967e285284a9a4a", kill_on_drop: false }`
[INFO] [stdout] a144d4779256ff74b26b1082434f0c65b47c137f874aac268967e285284a9a4a