[INFO] fetching crate sudokugen 0.3.0...
[INFO] testing sudokugen-0.3.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate sudokugen 0.3.0 into /workspace/builds/worker-38/source
[INFO] validating manifest of crates.io crate sudokugen 0.3.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sudokugen 0.3.0
[INFO] finished tweaking crates.io crate sudokugen 0.3.0
[INFO] tweaked toml for crates.io crate sudokugen 0.3.0 written to /workspace/builds/worker-38/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c1fd4a5466a4851309c2d47e18e82ffa4b154c40d9d241b6d766026263d9173
[INFO] running `Command { std: "docker" "start" "-a" "4c1fd4a5466a4851309c2d47e18e82ffa4b154c40d9d241b6d766026263d9173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c1fd4a5466a4851309c2d47e18e82ffa4b154c40d9d241b6d766026263d9173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c1fd4a5466a4851309c2d47e18e82ffa4b154c40d9d241b6d766026263d9173", kill_on_drop: false }`
[INFO] [stdout] 4c1fd4a5466a4851309c2d47e18e82ffa4b154c40d9d241b6d766026263d9173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10935846715e90f6d6145f46fa504dae8d6caf5e09074f9c2319d4ed94fff4fb
[INFO] running `Command { std: "docker" "start" "-a" "10935846715e90f6d6145f46fa504dae8d6caf5e09074f9c2319d4ed94fff4fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling sudokugen v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.88s
[INFO] running `Command { std: "docker" "inspect" "10935846715e90f6d6145f46fa504dae8d6caf5e09074f9c2319d4ed94fff4fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10935846715e90f6d6145f46fa504dae8d6caf5e09074f9c2319d4ed94fff4fb", kill_on_drop: false }`
[INFO] [stdout] 10935846715e90f6d6145f46fa504dae8d6caf5e09074f9c2319d4ed94fff4fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0efa6b35d82514c8c0764a0d7be05fa4f1177d6e40f7c337a9e6d2911766a19a
[INFO] running `Command { std: "docker" "start" "-a" "0efa6b35d82514c8c0764a0d7be05fa4f1177d6e40f7c337a9e6d2911766a19a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ryu v1.0.6
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling serde_json v1.0.72
[INFO] [stderr]    Compiling plotters-backend v0.3.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling plotters-svg v0.3.1
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling sudokugen v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.36s
[INFO] running `Command { std: "docker" "inspect" "0efa6b35d82514c8c0764a0d7be05fa4f1177d6e40f7c337a9e6d2911766a19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0efa6b35d82514c8c0764a0d7be05fa4f1177d6e40f7c337a9e6d2911766a19a", kill_on_drop: false }`
[INFO] [stdout] 0efa6b35d82514c8c0764a0d7be05fa4f1177d6e40f7c337a9e6d2911766a19a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-38/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c48f03378381395facba8c6afd1e28f04fcd0b18c3cdb9adb9f5023b20da0404
[INFO] running `Command { std: "docker" "start" "-a" "c48f03378381395facba8c6afd1e28f04fcd0b18c3cdb9adb9f5023b20da0404", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sudokugen-9311325b68ee2f64)
[INFO] [stdout] 
[INFO] [stdout] running 28 tests
[INFO] [stdout] test board::test::basics ... ok
[INFO] [stdout] test board::test::from ... ok
[INFO] [stdout] test board::test::iter_cells ... ok
[INFO] [stdout] test board::test::iter_square ... ok
[INFO] [stdout] test board::test::possible_values_is_zero ... ok
[INFO] [stdout] test board::test::possible_values ... ok
[INFO] [stdout] test board::test::set_value ... ok
[INFO] [stdout] test board::test::square ... ok
[INFO] [stdout] test solver::indexed_map::test::entry_default ... ok
[INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_values ... ok
[INFO] [stdout] test solver::candidate_cache::tests::test_set_value_removes_cell_as_candidate_for_other_values ... ok
[INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_loc ... ok
[INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok
[INFO] [stdout] test solver::candidate_cache::tests::test_undo ... ok
[INFO] [stdout] test solver::indexed_map::test::get_mut ... ok
[INFO] [stdout] test solver::indexed_map::test::get ... ok
[INFO] [stdout] test solver::indexed_map::test::insert ... ok
[INFO] [stdout] test solver::indexed_map::test::is_empty ... ok
[INFO] [stdout] test solver::indexed_map::test::iter ... ok
[INFO] [stdout] test solver::indexed_map::test::keys ... ok
[INFO] [stdout] test solver::indexed_map::test::remove ... ok
[INFO] [stdout] test solver::candidate_cache::tests::possible_locs_after_parse ... ok
[INFO] [stdout] test solver::tests::register_move_results_in_error ... ok
[INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... ok
[INFO] [stdout] test solver::candidate_cache::tests::possible_values_after_parse ... ok
[INFO] [stdout] test solver::tests::naked_singles ... ok
[INFO] [stdout] test solver::candidate_cache::tests::test_iter_candidates ... ok
[INFO] [stdout] test solver::tests::hidden_singles ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-8e1505c81e56125d)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_solved ... ok
[INFO] [stdout] test solve_sudoku_simple ... ok
[INFO] [stdout] test solve_sudoku_with_backtrack ... ok
[INFO] [stdout] test generate_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.78s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudokugen
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test src/lib.rs - (line 73) ... ignored
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name sudokugen --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern criterion=/opt/rustwide/target/debug/deps/libcriterion-8a2faca9cdc14488.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-ed3f7de9e5d80eab.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-7eb85112f00e9087.rlib --extern sudokugen=/opt/rustwide/target/debug/deps/libsudokugen-3de33090be79ab4e.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "c48f03378381395facba8c6afd1e28f04fcd0b18c3cdb9adb9f5023b20da0404", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48f03378381395facba8c6afd1e28f04fcd0b18c3cdb9adb9f5023b20da0404", kill_on_drop: false }`
[INFO] [stdout] c48f03378381395facba8c6afd1e28f04fcd0b18c3cdb9adb9f5023b20da0404