[INFO] crate sudokugen 0.1.0 is already in cache
[INFO] testing sudokugen-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sudokugen 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sudokugen 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sudokugen 0.1.0
[INFO] finished tweaking crates.io crate sudokugen 0.1.0
[INFO] tweaked toml for crates.io crate sudokugen 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2a4be94807131224e349cfc513ca956e2d6c4b973836c6a029ece686e8a701c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b2a4be94807131224e349cfc513ca956e2d6c4b973836c6a029ece686e8a701c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2a4be94807131224e349cfc513ca956e2d6c4b973836c6a029ece686e8a701c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a4be94807131224e349cfc513ca956e2d6c4b973836c6a029ece686e8a701c", kill_on_drop: false }`
[INFO] [stdout] b2a4be94807131224e349cfc513ca956e2d6c4b973836c6a029ece686e8a701c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e17befd3ba7d1e4556175b426006ddf38de494cd90c12355565fedc360a196a6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e17befd3ba7d1e4556175b426006ddf38de494cd90c12355565fedc360a196a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokugen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.10s
[INFO] running `Command { std: "docker" "inspect" "e17befd3ba7d1e4556175b426006ddf38de494cd90c12355565fedc360a196a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e17befd3ba7d1e4556175b426006ddf38de494cd90c12355565fedc360a196a6", kill_on_drop: false }`
[INFO] [stdout] e17befd3ba7d1e4556175b426006ddf38de494cd90c12355565fedc360a196a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08b0bb2a7c8ec5ac1072acbb0c058e680c95aec96426bbb0e86edf21398e6212
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08b0bb2a7c8ec5ac1072acbb0c058e680c95aec96426bbb0e86edf21398e6212", kill_on_drop: false }`
[INFO] [stderr]    Compiling sudokugen v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.93s
[INFO] running `Command { std: "docker" "inspect" "08b0bb2a7c8ec5ac1072acbb0c058e680c95aec96426bbb0e86edf21398e6212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b0bb2a7c8ec5ac1072acbb0c058e680c95aec96426bbb0e86edf21398e6212", kill_on_drop: false }`
[INFO] [stdout] 08b0bb2a7c8ec5ac1072acbb0c058e680c95aec96426bbb0e86edf21398e6212
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88afc7f8103486190ef3416a9db1c10ea955c6b3fa398f31e37db2582c4f09f2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "88afc7f8103486190ef3416a9db1c10ea955c6b3fa398f31e37db2582c4f09f2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stdout] running 28 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sudokugen-665439a5f1b30e80
[INFO] [stdout] test board::test::set_value ... ok
[INFO] [stdout] test solver::indexed_map::test::entry_default ... ok
[INFO] [stdout] test solver::candidate_cache::tests::test_set_value_removes_cell_as_candidate_for_other_values ... ok
[INFO] [stdout] test solver::indexed_map::test::get ... ok
[INFO] [stdout] test board::test::square ... ok
[INFO] [stdout] test board::test::possible_values_is_zero ... ok
[INFO] [stdout] test board::test::from ... ok
[INFO] [stdout] test board::test::possible_values ... ok
[INFO] [stdout] test board::test::basics ... ok
[INFO] [stdout] test solver::indexed_map::test::insert ... ok
[INFO] [stdout] test board::test::iter_cells ... ok
[INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok
[INFO] [stdout] test solver::indexed_map::test::is_empty ... ok
[INFO] [stdout] test solver::indexed_map::test::get_mut ... ok
[INFO] [stdout] test board::test::iter_square ... ok
[INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_values ... 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::test_undo ... ok
[INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... ok
[INFO] [stdout] test solver::indexed_map::test::iter ... ok
[INFO] [stdout] test solver::candidate_cache::tests::set_value_updates_possible_loc ... 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] test solver::candidate_cache::tests::possible_locs_after_parse ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/integration-904e6c61311a3430
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_solved ... ok
[INFO] [stdout] test solve_sudoku_with_backtrack ... ok
[INFO] [stdout] test solve_sudoku_simple ... 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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sudokugen
[INFO] [stdout] 
[INFO] [stdout] running 35 tests
[INFO] [stdout] test src/board.rs - board::Board::set_at (line 350) ... FAILED
[INFO] [stdout] test src/board.rs - board::CellLoc::at (line 88) ... FAILED
[INFO] [stdout] test src/board.rs - board::Board::get (line 382) ... FAILED
[INFO] [stdout] test src/board.rs - board::CellLoc::get_index (line 119) ... FAILED
[INFO] [stdout] test src/board.rs - board::Board::iter_cells (line 416) ... FAILED
[INFO] [stdout] test src/board.rs - board::Board::set (line 333) ... FAILED
[INFO] [stdout] test src/board.rs - board::Board::rotated (line 468) ... FAILED
[INFO] [stdout] test src/board.rs - board::CellLoc::col (line 186) ... ok
[INFO] [stdout] test src/board.rs - board::Board::from_str (line 570) ... ok
[INFO] [stdout] test src/board.rs - board::Board (line 26) ... ok
[INFO] [stdout] test src/board.rs - board::Board (line 36) ... ok
[INFO] [stdout] test src/board.rs - board::Board::new (line 299) ... ok
[INFO] [stdout] test src/lib.rs - (line 72) ... ignored
[INFO] [stdout] test src/board.rs - board::Board::unset (line 364) ... ok
[INFO] [stdout] test src/board.rs - board::Board::get_base_size (line 318) ... ok
[INFO] [stdout] test src/board.rs - board::Board::get_at (line 402) ... ok
[INFO] [stdout] test src/board.rs - board::Board::from_str (line 588) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... FAILED
[INFO] [stdout] test src/solver.rs - solver::solve (line 115) ... FAILED
[INFO] [stdout] test src/lib.rs - (line 31) ... FAILED
[INFO] [stdout] test src/board.rs - board::CellLoc::square (line 199) ... ok
[INFO] [stdout] test src/board.rs - board::Board::cell_at (line 445) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::get_possible_values (line 134) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::new (line 107) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::iter_line (line 215) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::iter_col (line 239) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::iter_square (line 263) ... ok
[INFO] [stdout] test src/board.rs - board::CellLoc::line (line 174) ... ok
[INFO] [stdout] test src/solver.rs - solver::solve (line 145) ... ok
[INFO] [stdout] test src/solver.rs - solver (line 5) ... ok
[INFO] [stdout] test src/solver/generator.rs - solver::generator::GenSudoku::board (line 110) ... ok
[INFO] [stdout] test src/solver/generator.rs - solver::generator::GenSudoku::solution (line 122) ... ok
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/solver/generator.rs - solver::generator::generate (line 41) ... ok
[INFO] [stdout] test src/solver/generator.rs - solver::generator::GenSudoku::is_solution_unique (line 134) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/board.rs - board::Board::set_at (line 350) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::CellLoc::at (line 88) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::Board::get (line 382) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::CellLoc::get_index (line 119) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::Board::iter_cells (line 416) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::Board::set (line 333) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/board.rs - board::Board::rotated (line 468) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 13) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/solver.rs - solver::solve (line 115) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - (line 31) stdout ----
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/board.rs - board::Board::get (line 382)
[INFO] [stdout]     src/board.rs - board::Board::iter_cells (line 416)
[INFO] [stdout]     src/board.rs - board::Board::rotated (line 468)
[INFO] [stdout]     src/board.rs - board::Board::set (line 333)
[INFO] [stdout]     src/board.rs - board::Board::set_at (line 350)
[INFO] [stdout]     src/board.rs - board::CellLoc::at (line 88)
[INFO] [stdout]     src/board.rs - board::CellLoc::get_index (line 119)
[INFO] [stdout]     src/lib.rs - (line 13)
[INFO] [stdout]     src/lib.rs - (line 31)
[INFO] [stdout]     src/solver.rs - solver::solve (line 115)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 24 passed; 10 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "88afc7f8103486190ef3416a9db1c10ea955c6b3fa398f31e37db2582c4f09f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88afc7f8103486190ef3416a9db1c10ea955c6b3fa398f31e37db2582c4f09f2", kill_on_drop: false }`
[INFO] [stdout] 88afc7f8103486190ef3416a9db1c10ea955c6b3fa398f31e37db2582c4f09f2