[INFO] fetching crate freecell 0.1.0...
[INFO] testing freecell-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate freecell 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate freecell 0.1.0
[INFO] finished tweaking crates.io crate freecell 0.1.0
[INFO] tweaked toml for crates.io crate freecell 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate freecell 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding arrayvec v0.5.2 (available: v0.7.6)
[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] da332be3e47eff3b6b9b5f2ecb6ea390614a7b323d7306615426c13a217d3ef3
[INFO] running `Command { std: "docker" "start" "-a" "da332be3e47eff3b6b9b5f2ecb6ea390614a7b323d7306615426c13a217d3ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da332be3e47eff3b6b9b5f2ecb6ea390614a7b323d7306615426c13a217d3ef3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da332be3e47eff3b6b9b5f2ecb6ea390614a7b323d7306615426c13a217d3ef3", kill_on_drop: false }`
[INFO] [stdout] da332be3e47eff3b6b9b5f2ecb6ea390614a7b323d7306615426c13a217d3ef3
[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] 7a384a53adabb9e47b3983f05b5ca76f27f95c45019ac34fef5c74265c19732a
[INFO] running `Command { std: "docker" "start" "-a" "7a384a53adabb9e47b3983f05b5ca76f27f95c45019ac34fef5c74265c19732a", kill_on_drop: false }`
[INFO] [stderr]    Compiling freecell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "7a384a53adabb9e47b3983f05b5ca76f27f95c45019ac34fef5c74265c19732a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a384a53adabb9e47b3983f05b5ca76f27f95c45019ac34fef5c74265c19732a", kill_on_drop: false }`
[INFO] [stdout] 7a384a53adabb9e47b3983f05b5ca76f27f95c45019ac34fef5c74265c19732a
[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] 3130e148bf66e6f0b879260748dcafe1d90beecc6c937df1fe7264ed4b450115
[INFO] running `Command { std: "docker" "start" "-a" "3130e148bf66e6f0b879260748dcafe1d90beecc6c937df1fe7264ed4b450115", kill_on_drop: false }`
[INFO] [stderr]    Compiling freecell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "3130e148bf66e6f0b879260748dcafe1d90beecc6c937df1fe7264ed4b450115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3130e148bf66e6f0b879260748dcafe1d90beecc6c937df1fe7264ed4b450115", kill_on_drop: false }`
[INFO] [stdout] 3130e148bf66e6f0b879260748dcafe1d90beecc6c937df1fe7264ed4b450115
[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] 7f0fb50c785aa415c8af2a28da3459aee3a169256e30076465fe8b4662284ff7
[INFO] running `Command { std: "docker" "start" "-a" "7f0fb50c785aa415c8af2a28da3459aee3a169256e30076465fe8b4662284ff7", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/freecell-f8b606c3b7df3578)
[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 tests/card.rs (/opt/rustwide/target/debug/deps/card-2668d0be10880ce8)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test card_tests::card_from_string::test_invalid ... ok
[INFO] [stdout] test card_tests::card_format_consistent::test_display ... ok
[INFO] [stdout] test card_tests::card_from_string::test_long_representation ... ok
[INFO] [stdout] test card_tests::rank_from_string::test_invalid_number ... ok
[INFO] [stdout] test card_tests::rank_from_string::test_not_a_number ... ok
[INFO] [stdout] test card_tests::card_from_string::test_short_representation ... ok
[INFO] [stdout] test card_tests::rank_from_string::test_word_aliases ... ok
[INFO] [stdout] test card_tests::suit_format_consistent::test_debug ... ok
[INFO] [stdout] test card_tests::suit_from_string::test_valid_name ... ok
[INFO] [stdout] test card_tests::suit_from_string::test_invalid_name ... ok
[INFO] [stdout] test card_tests::rank_from_string::test_valid_number ... ok
[INFO] [stdout] test card_tests::card_format_consistent::test_debug ... ok
[INFO] [stdout] test card_tests::suit_format_consistent::test_display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/card_collections.rs (/opt/rustwide/target/debug/deps/card_collections-530e03427cd374df)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test card_collections_tests::test_foundations::test_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/game_state.rs (/opt/rustwide/target/debug/deps/game_state-5813b6349a7a8b84)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test game_state_tests::allows_move::hard_solved_to_6::test_hard_solved_to_6 ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::easy_game_over::test_easy_game_over ... ok
[INFO] [stdout] test game_state_tests::is_solved::test_easy ... ok
[INFO] [stdout] test game_state_tests::is_solved::test_hard ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::one_card_left::test_one_card_left ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::solved::test_solved ... ok
[INFO] [stdout] test game_state_tests::is_solved::test_solved ... ok
[INFO] [stdout] test game_state_tests::validate::foundation_wrong_suit::test_hard_solved_to_t_empty_cascades_omitted ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::easy::test_easy ... ok
[INFO] [stdout] test game_state_tests::is_solved::test_hard_solved_to_6 ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::easy_full_freecells::test_easy_full_freecells ... ok
[INFO] [stdout] test game_state_tests::get_legal_moves::hard_solved_to_6::test_hard_solved_to_6 ... ok
[INFO] [stdout] test game_state_tests::allows_move::easy_game_over::test_easy_game_over ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/game_state_parser.rs (/opt/rustwide/target/debug/deps/game_state_parser-2ca8e70f63690597)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test game_state_parser_tests::hard::test_hard ... ok
[INFO] [stdout] test game_state_parser_tests::hard_solved_to_6::test_hard_solved_to_6 ... ok
[INFO] [stdout] test game_state_parser_tests::hard_solved_to_t_empty_cascades_omitted::test_hard_solved_to_t_empty_cascades_omitted ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_10_instead_of_t ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_duplicate_foundation ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_duplicate_card ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_invalid_suit ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_extra_cascade ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_invalid_card_rank ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_misspelled_cascade ... ok
[INFO] [stdout] test game_state_parser_tests::invalid::test_easy_missing_card ... ok
[INFO] [stdout] test game_state_parser_tests::solved::test_solved ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests freecell
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/card_collections/foundation.rs - card_collections::foundation::Foundations (line 41) ... ok
[INFO] [stdout] test src/card/suit.rs - card::suit::Suit::try_from (line 117) ... ok
[INFO] [stdout] test src/card/suit.rs - card::suit::Suit (line 16) ... ok
[INFO] [stdout] test src/card/suit.rs - card::suit::Suit::colour (line 51) ... ok
[INFO] [stdout] test src/card/card.rs - card::card::Card::try_from (line 112) ... ok
[INFO] [stdout] test src/card/suit.rs - card::suit::Suit (line 28) ... ok
[INFO] [stdout] test src/card/card.rs - card::card::Card::try_from (line 133) ... ok
[INFO] [stdout] test src/card/colour.rs - card::colour::Colour (line 9) ... ok
[INFO] [stdout] test src/card/rank.rs - card::rank::rank_from_string (line 27) ... ok
[INFO] [stdout] test src/card/card.rs - card::card::Card (line 16) ... ok
[INFO] [stdout] test src/card/card.rs - card::card::Card (line 36) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7f0fb50c785aa415c8af2a28da3459aee3a169256e30076465fe8b4662284ff7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0fb50c785aa415c8af2a28da3459aee3a169256e30076465fe8b4662284ff7", kill_on_drop: false }`
[INFO] [stdout] 7f0fb50c785aa415c8af2a28da3459aee3a169256e30076465fe8b4662284ff7