[INFO] fetching crate whichlang 0.1.1...
[INFO] testing whichlang-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate whichlang 0.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate whichlang 0.1.1
[INFO] finished tweaking crates.io crate whichlang 0.1.1
[INFO] tweaked toml for crates.io crate whichlang 0.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate whichlang 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 whichlang 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] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] df02081a421d514d1e3a71d9361ff899a9a16b2b4f97776a05374cdadbedff23
[INFO] running `Command { std: "docker" "start" "-a" "df02081a421d514d1e3a71d9361ff899a9a16b2b4f97776a05374cdadbedff23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "df02081a421d514d1e3a71d9361ff899a9a16b2b4f97776a05374cdadbedff23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df02081a421d514d1e3a71d9361ff899a9a16b2b4f97776a05374cdadbedff23", kill_on_drop: false }`
[INFO] [stdout] df02081a421d514d1e3a71d9361ff899a9a16b2b4f97776a05374cdadbedff23
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd0a6cec25ac51b713a5395981959b6560f47d106d37826b96e8b73808b4c12a
[INFO] running `Command { std: "docker" "start" "-a" "dd0a6cec25ac51b713a5395981959b6560f47d106d37826b96e8b73808b4c12a", kill_on_drop: false }`
[INFO] [stderr]    Compiling whichlang v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `Command { std: "docker" "inspect" "dd0a6cec25ac51b713a5395981959b6560f47d106d37826b96e8b73808b4c12a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd0a6cec25ac51b713a5395981959b6560f47d106d37826b96e8b73808b4c12a", kill_on_drop: false }`
[INFO] [stdout] dd0a6cec25ac51b713a5395981959b6560f47d106d37826b96e8b73808b4c12a
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d583e15db6d6df4208bf096e2313fb6c282e6aaab655172ed70c2b8f72c2f2
[INFO] running `Command { std: "docker" "start" "-a" "32d583e15db6d6df4208bf096e2313fb6c282e6aaab655172ed70c2b8f72c2f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling serde_json v1.0.137
[INFO] [stderr]    Compiling os_str_bytes v6.6.1
[INFO] [stderr]    Compiling itoa v1.0.14
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling textwrap v0.16.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling clap v3.2.25
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.4.0
[INFO] [stderr]    Compiling whichlang v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 29.98s
[INFO] running `Command { std: "docker" "inspect" "32d583e15db6d6df4208bf096e2313fb6c282e6aaab655172ed70c2b8f72c2f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d583e15db6d6df4208bf096e2313fb6c282e6aaab655172ed70c2b8f72c2f2", kill_on_drop: false }`
[INFO] [stdout] 32d583e15db6d6df4208bf096e2313fb6c282e6aaab655172ed70c2b8f72c2f2
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d47161e6060861708797bf776ad48c4567a8cc354ab4beb92886554eddeaacc
[INFO] running `Command { std: "docker" "start" "-a" "7d47161e6060861708797bf776ad48c4567a8cc354ab4beb92886554eddeaacc", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/whichlang-40392262cb27fe29)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_empty_str ... ok
[INFO] [stdout] test tests::test_emit_tokens ... ok
[INFO] [stdout] test tests::test_detect_language ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/bin/assess.rs (/opt/rustwide/target/debug/deps/assess-f09625d1d87ef936)
[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] [stderr]      Running unittests src/bin/create_train_dataset.rs (/opt/rustwide/target/debug/deps/create_train_dataset-ee6b744b2009adb9)
[INFO] [stderr]    Doc-tests whichlang
[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" "7d47161e6060861708797bf776ad48c4567a8cc354ab4beb92886554eddeaacc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d47161e6060861708797bf776ad48c4567a8cc354ab4beb92886554eddeaacc", kill_on_drop: false }`
[INFO] [stdout] 7d47161e6060861708797bf776ad48c4567a8cc354ab4beb92886554eddeaacc