[INFO] fetching crate petname 3.0.0-alpha.2... [INFO] testing petname-3.0.0-alpha.2 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate petname 3.0.0-alpha.2 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate petname 3.0.0-alpha.2 [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate petname 3.0.0-alpha.2 [INFO] tweaked toml for crates.io crate petname 3.0.0-alpha.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate petname 3.0.0-alpha.2 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 petname 3.0.0-alpha.2 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] 8b5b3d954b66fe2d72d38aa742fc4b799588f94d8b3a97d8105509f526e17054 [INFO] running `Command { std: "docker" "start" "-a" "8b5b3d954b66fe2d72d38aa742fc4b799588f94d8b3a97d8105509f526e17054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b5b3d954b66fe2d72d38aa742fc4b799588f94d8b3a97d8105509f526e17054", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b5b3d954b66fe2d72d38aa742fc4b799588f94d8b3a97d8105509f526e17054", kill_on_drop: false }` [INFO] [stdout] 8b5b3d954b66fe2d72d38aa742fc4b799588f94d8b3a97d8105509f526e17054 [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] 859369de439fa4d8856405ea5f997531f1e96da2e6e54f17a7a1291be8a59b83 [INFO] running `Command { std: "docker" "start" "-a" "859369de439fa4d8856405ea5f997531f1e96da2e6e54f17a7a1291be8a59b83", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.87 [INFO] [stderr] Compiling unicode-ident v1.0.13 [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Compiling utf8parse v0.2.2 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Compiling is_terminal_polyfill v1.70.1 [INFO] [stderr] Compiling colorchoice v1.0.2 [INFO] [stderr] Compiling anstyle v1.0.8 [INFO] [stderr] Compiling anstyle-query v1.1.1 [INFO] [stderr] Compiling heck v0.5.0 [INFO] [stderr] Compiling clap_lex v0.7.2 [INFO] [stderr] Compiling strsim v0.11.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling anstyle-parse v0.2.5 [INFO] [stderr] Compiling itertools v0.13.0 [INFO] [stderr] Compiling anstream v0.6.15 [INFO] [stderr] Compiling clap_builder v4.5.20 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Compiling petname v3.0.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling zerocopy-derive v0.7.35 [INFO] [stderr] Compiling clap_derive v4.5.18 [INFO] [stderr] Compiling zerocopy v0.7.35 [INFO] [stderr] Compiling ppv-lite86 v0.2.20 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stderr] Compiling clap v4.5.20 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:399:39 [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words) -> BTreeMap> { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words<'_>) -> BTreeMap> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.42s [INFO] running `Command { std: "docker" "inspect" "859369de439fa4d8856405ea5f997531f1e96da2e6e54f17a7a1291be8a59b83", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "859369de439fa4d8856405ea5f997531f1e96da2e6e54f17a7a1291be8a59b83", kill_on_drop: false }` [INFO] [stdout] 859369de439fa4d8856405ea5f997531f1e96da2e6e54f17a7a1291be8a59b83 [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] 4430109ba115304574f937720306c3ee5b79d3a5951ab993a30a5d9e3d589579 [INFO] running `Command { std: "docker" "start" "-a" "4430109ba115304574f937720306c3ee5b79d3a5951ab993a30a5d9e3d589579", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.159 [INFO] [stderr] Compiling anyhow v1.0.89 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling petname v3.0.0-alpha.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand_core v0.9.3 [INFO] [stderr] Compiling rand_chacha v0.9.0 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling rand v0.9.0 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:399:39 [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words) -> BTreeMap> { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words<'_>) -> BTreeMap> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:399:39 [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words) -> BTreeMap> { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 399 | fn group_words_by_first_letter(words: Words<'_>) -> BTreeMap> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 7.99s [INFO] running `Command { std: "docker" "inspect" "4430109ba115304574f937720306c3ee5b79d3a5951ab993a30a5d9e3d589579", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4430109ba115304574f937720306c3ee5b79d3a5951ab993a30a5d9e3d589579", kill_on_drop: false }` [INFO] [stdout] 4430109ba115304574f937720306c3ee5b79d3a5951ab993a30a5d9e3d589579 [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] 002aedf224f1b3d01953ae7b5ad03c46380165df9e5d8d72cc2a5c40d57e7ff8 [INFO] running `Command { std: "docker" "start" "-a" "002aedf224f1b3d01953ae7b5ad03c46380165df9e5d8d72cc2a5c40d57e7ff8", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] [INFO] [stderr] --> src/lib.rs:399:39 [INFO] [stdout] running 2 tests [INFO] [stderr] | [INFO] [stdout] test tests::lists_sequences_adverbs_adjectives_then_names ... ok [INFO] [stderr] 399 | fn group_words_by_first_letter(words: Words) -> BTreeMap> { [INFO] [stdout] test tests::lists_size_hint ... ok [INFO] [stderr] | ^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] [INFO] [stderr] | | [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] | the lifetime is hidden here [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] running 17 tests [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 399 | fn group_words_by_first_letter(words: Words<'_>) -> BTreeMap> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `petname` (lib) generated 1 warning (run `cargo fix --lib -p petname` to apply 1 suggestion) [INFO] [stderr] warning: `petname` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/petname-1067bd882899b071) [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/petname-0d3cc343c7d5a0dc) [INFO] [stdout] test cli::compatibility::compat_letters ... ok [INFO] [stdout] test cli::compatibility::compat_separator ... ok [INFO] [stdout] test cli::compatibility::compat_complexity ... ok [INFO] [stdout] test integration::compat_complexity ... ok [INFO] [stdout] test cli::compatibility::compat_ubuntu ... ok [INFO] [stdout] test cli::compatibility::compat_words ... ok [INFO] [stdout] test integration::option_alliterate ... ok [INFO] [stdout] test integration::compat_dir_names ... ok [INFO] [stdout] test integration::option_alliterate_with ... ok [INFO] [stdout] test integration::compat_dir_nouns_before_names ... ok [INFO] [stdout] test integration::compat_ubuntu ... ok [INFO] [stdout] test integration::option_letters ... ok [INFO] [stdout] test integration::option_separator ... ok [INFO] [stdout] test integration::option_words ... ok [INFO] [stdout] test integration::option_lists ... ok [INFO] [stdout] test integration::option_seed ... ok [INFO] [stdout] test integration::option_dir_nouns ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s [INFO] [stdout] [INFO] [stderr] Running tests/alliterations.rs (/opt/rustwide/target/debug/deps/alliterations-0abe9ae3431292d0) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test alliterations_generate_uses_adverb_adjective_name ... ok [INFO] [stdout] test alliterations_iter_yields_names ... ok [INFO] [stdout] test alliterations_iter_yields_nothing_when_empty ... ok [INFO] [stdout] test alliterations_retain_applies_given_predicate ... ok [INFO] [stdout] test alliterations_from_petnames ... ok [INFO] [stdout] test alliterations_default_has_non_zero_cardinality ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/petname.rs (/opt/rustwide/target/debug/deps/petname-9d7b6cbfda01a8a3) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test petname_renders_desired_number_of_words ... ok [INFO] [stdout] test petname_renders_with_desired_separator ... 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] Running tests/petnames.rs (/opt/rustwide/target/debug/deps/petnames-81424af34cf49722) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test petnames_default_has_adjectives ... ok [INFO] [stdout] test petnames_default_has_adverbs ... ok [INFO] [stdout] test petnames_default_has_names ... ok [INFO] [stdout] test petnames_retain_applies_given_predicate ... ok [INFO] [stdout] test petnames_raw_works ... ok [INFO] [stdout] test petnames_default_has_non_zero_cardinality ... ok [INFO] [stdout] test petnames_iter_yields_nothing_when_empty ... ok [INFO] [stdout] test petnames_generate_uses_adverb_adjective_name ... ok [INFO] [stdout] test petnames_iter_yields_names ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests petname [INFO] [stdout] [INFO] [stdout] running 12 tests [INFO] [stdout] test src/lib.rs - Generator::generate (line 131) ... ok [INFO] [stdout] test src/lib.rs - Alliterations<'a>::generate_raw (line 414) ... ok [INFO] [stdout] test src/lib.rs - (line 29) ... ok [INFO] [stdout] test src/lib.rs - (line 68) ... ok [INFO] [stdout] test src/lib.rs - Generator::iter (line 183) ... ok [INFO] [stdout] test src/lib.rs - Generator::generate_raw (line 163) ... ok [INFO] [stdout] test src/lib.rs - (line 51) ... ok [INFO] [stdout] test src/lib.rs - Petnames<'a>::retain (line 269) ... ok [INFO] [stdout] test src/lib.rs - (line 85) ... ok [INFO] [stdout] test src/lib.rs - (line 37) ... ok [INFO] [stdout] test src/lib.rs - (line 21) ... ok [INFO] [stdout] test src/lib.rs - (line 11) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.36s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "002aedf224f1b3d01953ae7b5ad03c46380165df9e5d8d72cc2a5c40d57e7ff8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "002aedf224f1b3d01953ae7b5ad03c46380165df9e5d8d72cc2a5c40d57e7ff8", kill_on_drop: false }` [INFO] [stdout] 002aedf224f1b3d01953ae7b5ad03c46380165df9e5d8d72cc2a5c40d57e7ff8