[INFO] fetching crate unicode_titlecase 2.4.0...
[INFO] testing unicode_titlecase-2.4.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate unicode_titlecase 2.4.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate unicode_titlecase 2.4.0
[INFO] finished tweaking crates.io crate unicode_titlecase 2.4.0
[INFO] tweaked toml for crates.io crate unicode_titlecase 2.4.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unicode_titlecase 2.4.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6132e47d621870f624bf8be71a55af1aad610bfdad970872472724ffaebee970
[INFO] running `Command { std: "docker" "start" "-a" "6132e47d621870f624bf8be71a55af1aad610bfdad970872472724ffaebee970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6132e47d621870f624bf8be71a55af1aad610bfdad970872472724ffaebee970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6132e47d621870f624bf8be71a55af1aad610bfdad970872472724ffaebee970", kill_on_drop: false }`
[INFO] [stdout] 6132e47d621870f624bf8be71a55af1aad610bfdad970872472724ffaebee970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 00e3a29afd63e02b9e798ac423ddaf29e77a838412ffd2eaec77e6d1a18b7971
[INFO] running `Command { std: "docker" "start" "-a" "00e3a29afd63e02b9e798ac423ddaf29e77a838412ffd2eaec77e6d1a18b7971", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_titlecase v2.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "00e3a29afd63e02b9e798ac423ddaf29e77a838412ffd2eaec77e6d1a18b7971", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00e3a29afd63e02b9e798ac423ddaf29e77a838412ffd2eaec77e6d1a18b7971", kill_on_drop: false }`
[INFO] [stdout] 00e3a29afd63e02b9e798ac423ddaf29e77a838412ffd2eaec77e6d1a18b7971
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e19140efc2598538797356b1043b8fad707d639d96b273b035792484255e98bf
[INFO] running `Command { std: "docker" "start" "-a" "e19140efc2598538797356b1043b8fad707d639d96b273b035792484255e98bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode_titlecase v2.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "e19140efc2598538797356b1043b8fad707d639d96b273b035792484255e98bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e19140efc2598538797356b1043b8fad707d639d96b273b035792484255e98bf", kill_on_drop: false }`
[INFO] [stdout] e19140efc2598538797356b1043b8fad707d639d96b273b035792484255e98bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 075bc2d52bcef78b2bdd16616fc227f5a17a977af142cbe05202baa5ef50c23f
[INFO] running `Command { std: "docker" "start" "-a" "075bc2d52bcef78b2bdd16616fc227f5a17a977af142cbe05202baa5ef50c23f", 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/unicode_titlecase-5961f143a56d13aa)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests unicode_titlecase
[INFO] [stdout] test tests::is_sorted ... ok
[INFO] [stdout] test tests::self_mapping ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unknown lint: `rustdoc::missing_doc_code_examples`
[INFO] [stderr]  --> src/lib.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | #![deny(rustdoc::missing_doc_code_examples)]
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: the `rustdoc::missing_doc_code_examples` lint is unstable
[INFO] [stderr]   = note: see issue #101730 <https://github.com/rust-lang/rust/issues/101730> for more information
[INFO] [stderr]   = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] test src/lib.rs - (line 104) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase (line 174) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] test src/lib.rs - (line 114) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::starts_titlecase (line 238) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::starts_titlecase_rest_lower (line 253) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_lower_rest (line 186) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase (line 164) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_lower_rest (line 196) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_lower_rest (line 201) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase (line 159) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase (line 169) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_tr_or_az (line 211) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_lower_rest (line 191) ... ok
[INFO] [stdout] test src/lib.rs - StrTitleCase::to_titlecase_tr_or_az_lower_rest (line 220) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::is_titlecase (line 122) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase (line 76) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase (line 66) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase (line 71) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase_tr_or_az (line 104) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase_tr_or_az (line 99) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase_tr_or_az (line 94) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase (line 81) ... ok
[INFO] [stdout] test src/lib.rs - TitleCase::to_titlecase_tr_or_az (line 109) ... ok
[INFO] [stdout] test src/lib.rs - to_titlecase (line 28) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::StrTrAzCasing::is_lowercase_tr_az (line 492) ... ok
[INFO] [stdout] test src/lib.rs - to_titlecase (line 33) ... ok
[INFO] [stdout] test src/lib.rs - to_titlecase (line 38) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::StrTrAzCasing::is_lowercase_tr_az (line 482) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::TrAzCasing::to_lowercase_tr_az (line 411) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::StrTrAzCasing::to_lowercase_tr_az (line 473) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::StrTrAzCasing::is_uppercase_tr_az (line 511) ... ok
[INFO] [stdout] test src/lib.rs - to_titlecase (line 43) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_titlecase_tr_or_az (line 379) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_titlecase_tr_or_az (line 374) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_lowercase_tr_or_az (line 348) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::StrTrAzCasing::to_uppercase_tr_az (line 502) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::TrAzCasing::to_uppercase_tr_az (line 434) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_titlecase_tr_or_az (line 384) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_titlecase_tr_or_az (line 389) ... ok
[INFO] [stdout] test src/lib.rs - tr_az::to_uppercase_tr_or_az (line 329) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "075bc2d52bcef78b2bdd16616fc227f5a17a977af142cbe05202baa5ef50c23f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "075bc2d52bcef78b2bdd16616fc227f5a17a977af142cbe05202baa5ef50c23f", kill_on_drop: false }`
[INFO] [stdout] 075bc2d52bcef78b2bdd16616fc227f5a17a977af142cbe05202baa5ef50c23f