[INFO] fetching crate rs-wordle-solver 1.2.0...
[INFO] testing rs-wordle-solver-1.2.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rs-wordle-solver 1.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rs-wordle-solver 1.2.0
[INFO] finished tweaking crates.io crate rs-wordle-solver 1.2.0
[INFO] tweaked toml for crates.io crate rs-wordle-solver 1.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rs-wordle-solver 1.2.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 24 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80f14ce7cc7f5f51bfa85bf22feb8d6a06bf6c3f4715511e7dda845ea71e4288
[INFO] running `Command { std: "docker" "start" "-a" "80f14ce7cc7f5f51bfa85bf22feb8d6a06bf6c3f4715511e7dda845ea71e4288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f14ce7cc7f5f51bfa85bf22feb8d6a06bf6c3f4715511e7dda845ea71e4288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f14ce7cc7f5f51bfa85bf22feb8d6a06bf6c3f4715511e7dda845ea71e4288", kill_on_drop: false }`
[INFO] [stdout] 80f14ce7cc7f5f51bfa85bf22feb8d6a06bf6c3f4715511e7dda845ea71e4288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8b1ab5bd65bc257a0c7579ea843eba2ade3e732fb59134f67b6ab01a3cc8e3ff
[INFO] running `Command { std: "docker" "start" "-a" "8b1ab5bd65bc257a0c7579ea843eba2ade3e732fb59134f67b6ab01a3cc8e3ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling rs-wordle-solver v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] running `Command { std: "docker" "inspect" "8b1ab5bd65bc257a0c7579ea843eba2ade3e732fb59134f67b6ab01a3cc8e3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b1ab5bd65bc257a0c7579ea843eba2ade3e732fb59134f67b6ab01a3cc8e3ff", kill_on_drop: false }`
[INFO] [stdout] 8b1ab5bd65bc257a0c7579ea843eba2ade3e732fb59134f67b6ab01a3cc8e3ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b73c4c9b748a3ce51fc0f5b70cdbcbf45fa4b0ce1fc2e77c6161c690cf504cfe
[INFO] running `Command { std: "docker" "start" "-a" "b73c4c9b748a3ce51fc0f5b70cdbcbf45fa4b0ce1fc2e77c6161c690cf504cfe", kill_on_drop: false }`
[INFO] [stderr]    Compiling assert_matches v1.5.0
[INFO] [stderr]    Compiling rs-wordle-solver v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] running `Command { std: "docker" "inspect" "b73c4c9b748a3ce51fc0f5b70cdbcbf45fa4b0ce1fc2e77c6161c690cf504cfe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b73c4c9b748a3ce51fc0f5b70cdbcbf45fa4b0ce1fc2e77c6161c690cf504cfe", kill_on_drop: false }`
[INFO] [stdout] b73c4c9b748a3ce51fc0f5b70cdbcbf45fa4b0ce1fc2e77c6161c690cf504cfe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ba965e8bee773ecd8f81add6d34cacc296322872668c1b32fce331be035950de
[INFO] running `Command { std: "docker" "start" "-a" "ba965e8bee773ecd8f81add6d34cacc296322872668c1b32fce331be035950de", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rs_wordle_solver-b11cdc5e79f2d5ad)
[INFO] [stdout] 
[INFO] [stdout] running 32 tests
[INFO] [stdout] test data::tests::test_grouped_words_guessing_the_word ... ok
[INFO] [stdout] test data::tests::test_grouped_words_remove_guess_if_present ... ok
[INFO] [stdout] test restrictions::tests::present_letter_constructor ... ok
[INFO] [stdout] test restrictions::tests::present_letter_here_after_not_here_errors ... ok
[INFO] [stdout] test data::tests::test_grouped_words_new ... ok
[INFO] [stdout] test restrictions::tests::present_letter_here_then_max_count_fills_remainder_not_here ... ok
[INFO] [stdout] test restrictions::tests::present_letter_infer_must_be_here ... ok
[INFO] [stdout] test restrictions::tests::present_letter_max_count_less_than_here_errors ... ok
[INFO] [stdout] test data::tests::test_grouped_words_display ... ok
[INFO] [stdout] test data::tests::test_grouped_words_filter_possible_words ... ok
[INFO] [stdout] test restrictions::tests::present_letter_max_count_then_here_fills_remainder_not_here ... ok
[INFO] [stdout] test restrictions::tests::present_letter_must_be_here_whole_word ... ok
[INFO] [stdout] test restrictions::tests::present_letter_max_count_then_not_here_fills_remainder_here ... ok
[INFO] [stdout] test restrictions::tests::present_letter_not_here_after_here_errors ... ok
[INFO] [stdout] test restrictions::tests::present_letter_set_here ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_conflicting_merge_not_present_then_present ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_conflicting_merge_present_different_place ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_empty_then_merge ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_is_satisfied_by_no_restrictions ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_conflicting_merge_present_then_not_present ... ok
[INFO] [stdout] test restrictions::tests::present_letter_set_not_here_can_be_repeated ... ok
[INFO] [stdout] test restrictions::tests::present_letter_set_here_can_be_repeated ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_is_state_known ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_is_satisfied_by_with_min_count ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_is_satisfied_by_with_restrictions ... ok
[INFO] [stdout] test restrictions::tests::present_letter_max_count_more_than_possible_errors ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_is_satisfied_by_with_known_required_count ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_state ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_merge ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_update_change_num_required_fails ... ok
[INFO] [stdout] test restrictions::tests::present_letter_set_not_here ... ok
[INFO] [stdout] test restrictions::tests::word_restrictions_merge_wrong_length ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 32 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/data_test.rs (/opt/rustwide/target/debug/deps/data_test-5bb534402ace7ed2)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test compressed_guess_result_equality ... ok
[INFO] [stdout] test word_bank_from_reader_mismatched_word_length_fails ... ok
[INFO] [stdout] test word_bank_from_reader_succeeds ... ok
[INFO] [stdout] test word_bank_from_iterator_succeeds ... ok
[INFO] [stdout] test compressed_guess_result_too_long ... ok
[INFO] [stdout] test word_bank_from_string_iterator_succeeds ... 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/engine_test.rs (/opt/rustwide/target/debug/deps/engine_test-89bb26c1b37c9b41)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test max_score_guesser_invalid_update_fails ... ok
[INFO] [stdout] test max_score_guesser_select_next_guess_no_words ... ok
[INFO] [stdout] test max_score_guesser_select_top_n_guesses ... ok
[INFO] [stdout] test max_score_guesser_select_top_n_guesses_no_words ... ok
[INFO] [stdout] test max_score_guesser_select_next_guess_chooses_best_word ... ok
[INFO] [stdout] test play_game_takes_too_many_guesses ... ok
[INFO] [stdout] test play_game_with_unknown_word_max_eliminations ... ok
[INFO] [stdout] test play_game_with_unknown_word_random ... ok
[INFO] [stdout] test max_score_guesser_update_guess_result_modifies_next_guess ... ok
[INFO] [stdout] test play_game_with_known_word_max_eliminations ... ok
[INFO] [stdout] test random_guesser_select_next_guess_no_words ... ok
[INFO] [stdout] test random_guesser_invalid_update_fails ... ok
[INFO] [stdout] test random_guesser_update_guess_result_modifies_next_guess ... ok
[INFO] [stdout] test random_guesser_select_next_guess_chooses_best_word ... ok
[INFO] [stdout] test play_game_with_known_word_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/results_test.rs (/opt/rustwide/target/debug/deps/results_test-43fc9b1c39b16b86)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test get_result_for_guess_correct ... ok
[INFO] [stdout] test get_result_for_guess_invalid_guess ... ok
[INFO] [stdout] test get_result_for_guess_none_match ... ok
[INFO] [stdout] test get_result_for_guess_partial ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/scorers_test.rs (/opt/rustwide/target/debug/deps/scorers_test-f00992a5e6c0f567)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test max_combo_eliminations_scorer::score_word_over_combo_limit ... ok
[INFO] [stdout] test max_combo_eliminations_scorer::score_word_after_update ... ok
[INFO] [stdout] test max_combo_eliminations_scorer::score_word_under_combo_limit ... ok
[INFO] [stdout] test max_approximate_eliminations_scorer::try_solve_unknown_word ... ok
[INFO] [stdout] test max_eliminations_scorer::score_word_after_update ... ok
[INFO] [stdout] test max_combo_eliminations_scorer::solve_wordle ... ok
[INFO] [stdout] test max_eliminations_scorer::score_word ... ok
[INFO] [stdout] test max_approximate_eliminations_scorer::solve_wordle ... ok
[INFO] [stdout] test max_eliminations_scorer::solve_wordle ... ok
[INFO] [stdout] test max_combo_eliminations_scorer::try_solve_unknown_word ... ok
[INFO] [stdout] test max_unique_letters_scorer::try_solve_unknown_word ... ok
[INFO] [stdout] test max_unique_letters_scorer::solve_wordle ... ok
[INFO] [stdout] test score_located_letters::score_word ... ok
[INFO] [stdout] test score_located_letters::update_with_uknown_word ... ok
[INFO] [stdout] test score_located_letters::solve_wordle ... ok
[INFO] [stdout] test score_located_letters::score_word_after_update ... ok
[INFO] [stdout] test score_located_letters::try_solve_unknown_word ... ok
[INFO] [stdout] test max_eliminations_scorer::try_solve_unknown_word ... ok
[INFO] [stderr]    Doc-tests rs_wordle_solver
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test src/data.rs - data::WordBank::from_reader (line 59) - compile ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::all_words (line 379) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::new (line 338) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::has_letter (line 395) ... ok
[INFO] [stdout] test src/data.rs - data::LocatedLetter (line 12) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker (line 310) ... ok
[INFO] [stdout] test src/engine.rs - engine::MaxScoreGuesser<T>::compute_scores_if_unknown (line 339) ... ok
[INFO] [stdout] test src/data.rs - data::WordCounter::num_words_with_letter (line 238) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::words_with_letter (line 439) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::words_with_located_letter (line 412) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::words_without_letter (line 496) ... ok
[INFO] [stdout] test src/engine.rs - engine::RandomGuesser::new (line 129) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/engine.rs - engine::MaxScoreGuesser<T>::compute_scores_if_needed_from (line 370) ... ok
[INFO] [stdout] test src/data.rs - data::WordCounter::num_words_with_located_letter (line 214) ... ok
[INFO] [stdout] test src/data.rs - data::WordCounter::from_iter (line 265) ... ok
[INFO] [stdout] test src/data.rs - data::WordCounter (line 183) ... ok
[INFO] [stdout] test src/results.rs - results::get_result_for_guess (line 138) ... ok
[INFO] [stdout] test src/data.rs - data::WordTracker<'w>::words_with_letter_not_here (line 466) ... ok
[INFO] [stdout] test src/engine.rs - engine::play_game_with_guesser (line 47) ... ok
[INFO] [stdout] test src/data.rs - data::WordBank::from_iterator (line 97) ... ok
[INFO] [stdout] test src/scorers.rs - scorers::MaxEliminationsScorer::new (line 337) ... ok
[INFO] [stdout] test src/scorers.rs - scorers::MaxUniqueLetterFrequencyScorer::new (line 60) ... ok
[INFO] [stdout] test src/scorers.rs - scorers::MaxApproximateEliminationsScorer::new (line 248) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/engine.rs - engine::MaxScoreGuesser<T>::new (line 216) ... ok
[INFO] [stdout] test src/scorers.rs - scorers::MaxComboEliminationsScorer::new (line 435) ... ok
[INFO] [stdout] test src/scorers.rs - scorers::LocatedLettersScorer::new (line 149) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.34s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ba965e8bee773ecd8f81add6d34cacc296322872668c1b32fce331be035950de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba965e8bee773ecd8f81add6d34cacc296322872668c1b32fce331be035950de", kill_on_drop: false }`
[INFO] [stdout] ba965e8bee773ecd8f81add6d34cacc296322872668c1b32fce331be035950de
