[INFO] fetching crate sudokugen 0.2.0... [INFO] testing sudokugen-0.2.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate sudokugen 0.2.0 into /workspace/builds/worker-13/source [INFO] validating manifest of crates.io crate sudokugen 0.2.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate sudokugen 0.2.0 [INFO] finished tweaking crates.io crate sudokugen 0.2.0 [INFO] tweaked toml for crates.io crate sudokugen 0.2.0 written to /workspace/builds/worker-13/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 10414d9039c50dbeb87eb26f8848fc12f25ee795c747feb4a1f60ebaa87897d5 [INFO] running `Command { std: "docker" "start" "-a" "10414d9039c50dbeb87eb26f8848fc12f25ee795c747feb4a1f60ebaa87897d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "10414d9039c50dbeb87eb26f8848fc12f25ee795c747feb4a1f60ebaa87897d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "10414d9039c50dbeb87eb26f8848fc12f25ee795c747feb4a1f60ebaa87897d5", kill_on_drop: false }` [INFO] [stdout] 10414d9039c50dbeb87eb26f8848fc12f25ee795c747feb4a1f60ebaa87897d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7db290e3aa794fb72914d9a8bbe0fafdacd47302271d032ae23f4de1756c5845 [INFO] running `Command { std: "docker" "start" "-a" "7db290e3aa794fb72914d9a8bbe0fafdacd47302271d032ae23f4de1756c5845", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.10 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.75s [INFO] running `Command { std: "docker" "inspect" "7db290e3aa794fb72914d9a8bbe0fafdacd47302271d032ae23f4de1756c5845", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7db290e3aa794fb72914d9a8bbe0fafdacd47302271d032ae23f4de1756c5845", kill_on_drop: false }` [INFO] [stdout] 7db290e3aa794fb72914d9a8bbe0fafdacd47302271d032ae23f4de1756c5845 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b69784c6b22c35994d89cbfa49694910e85930d4d1cbbf39ef621cd70d7a7729 [INFO] running `Command { std: "docker" "start" "-a" "b69784c6b22c35994d89cbfa49694910e85930d4d1cbbf39ef621cd70d7a7729", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling sudokugen v0.2.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 37.00s [INFO] running `Command { std: "docker" "inspect" "b69784c6b22c35994d89cbfa49694910e85930d4d1cbbf39ef621cd70d7a7729", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69784c6b22c35994d89cbfa49694910e85930d4d1cbbf39ef621cd70d7a7729", kill_on_drop: false }` [INFO] [stdout] b69784c6b22c35994d89cbfa49694910e85930d4d1cbbf39ef621cd70d7a7729 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f659673a0dd7ea2f86390d4ee1d65320746914cbeffb1ce54c8277d1e7caf03e [INFO] running `Command { std: "docker" "start" "-a" "f659673a0dd7ea2f86390d4ee1d65320746914cbeffb1ce54c8277d1e7caf03e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stdout] running 28 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/sudokugen-31796e4062fe7d66) [INFO] [stdout] test board::test::square ... ok [INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok [INFO] [stdout] test solver::indexed_map::test::get ... ok [INFO] [stdout] test solver::indexed_map::test::is_empty ... ok [INFO] [stdout] test board::test::from ... ok [INFO] [stdout] test solver::indexed_map::test::keys ... ok [INFO] [stdout] test solver::indexed_map::test::get_mut ... ok [INFO] [stdout] test solver::indexed_map::test::remove ... ok [INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... 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::test_undo ... ok [INFO] [stdout] test board::test::basics ... ok [INFO] [stdout] test solver::indexed_map::test::entry_default ... ok [INFO] [stdout] test board::test::iter_cells ... ok [INFO] [stdout] test board::test::set_value ... ok [INFO] [stdout] test solver::indexed_map::test::insert ... ok [INFO] [stdout] test board::test::possible_values_is_zero ... ok [INFO] [stdout] test solver::indexed_map::test::iter ... ok [INFO] [stdout] test board::test::iter_square ... ok [INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_loc ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_iter_candidates ... ok [INFO] [stdout] test board::test::possible_values ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_locs_after_parse ... ok [INFO] [stdout] test solver::tests::hidden_singles ... ok [INFO] [stdout] test solver::tests::register_move_results_in_error ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_values_after_parse ... ok [INFO] [stdout] test solver::tests::naked_singles ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 28 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s [INFO] [stdout] [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-ecdbcfbe2b8eea1c) [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 0.56s [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=2018 --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-53096bde734cebfd.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-312f6950729a578b.rlib --extern rayon=/opt/rustwide/target/debug/deps/librayon-64a7991a2d93cc34.rlib --extern sudokugen=/opt/rustwide/target/debug/deps/libsudokugen-f2248713d2c4f294.rlib -C embed-bitcode=no --error-format human` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "f659673a0dd7ea2f86390d4ee1d65320746914cbeffb1ce54c8277d1e7caf03e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f659673a0dd7ea2f86390d4ee1d65320746914cbeffb1ce54c8277d1e7caf03e", kill_on_drop: false }` [INFO] [stdout] f659673a0dd7ea2f86390d4ee1d65320746914cbeffb1ce54c8277d1e7caf03e