[INFO] cloning repository https://github.com/vasc/sudokugen [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vasc/sudokugen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 86412987139d43ce803fc16ecc9c4bc1af2b3911 [INFO] testing vasc/sudokugen against beta-2020-06-03 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvasc%2Fsudokugen" "/workspace/builds/worker-6/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/vasc/sudokugen on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/vasc/sudokugen [INFO] finished tweaking git repo https://github.com/vasc/sudokugen [INFO] tweaked toml for git repo https://github.com/vasc/sudokugen written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/vasc/sudokugen already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 516020ee147c6b048f746372555a3db9e9bb44ac9c19fe4ab47ae96253fbe6dc [INFO] running `"docker" "start" "-a" "516020ee147c6b048f746372555a3db9e9bb44ac9c19fe4ab47ae96253fbe6dc"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.70 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling rayon-core v1.7.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.4 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling rayon v1.3.0 [INFO] [stderr] Compiling sudokugen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.91s [INFO] running `"docker" "inspect" "516020ee147c6b048f746372555a3db9e9bb44ac9c19fe4ab47ae96253fbe6dc"` [INFO] running `"docker" "rm" "-f" "516020ee147c6b048f746372555a3db9e9bb44ac9c19fe4ab47ae96253fbe6dc"` [INFO] [stdout] 516020ee147c6b048f746372555a3db9e9bb44ac9c19fe4ab47ae96253fbe6dc [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2d1d30f2ab9ccadac12d84ab43f618eedacde730fc5a0438667faf244eead519 [INFO] running `"docker" "start" "-a" "2d1d30f2ab9ccadac12d84ab43f618eedacde730fc5a0438667faf244eead519"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling serde v1.0.110 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling proc-macro2 v1.0.17 [INFO] [stderr] Compiling ryu v1.0.4 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Compiling syn v1.0.24 [INFO] [stderr] Compiling unicode-width v0.1.7 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling regex-syntax v0.6.17 [INFO] [stderr] Compiling oorandom v11.1.1 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling walkdir v2.3.1 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling criterion-plot v0.4.2 [INFO] [stderr] Compiling plotters v0.2.14 [INFO] [stderr] Compiling regex v1.3.7 [INFO] [stderr] Compiling serde_derive v1.0.110 [INFO] [stderr] Compiling serde_json v1.0.53 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling tinytemplate v1.0.4 [INFO] [stderr] Compiling criterion v0.3.2 [INFO] [stderr] Compiling sudokugen v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 26s [INFO] running `"docker" "inspect" "2d1d30f2ab9ccadac12d84ab43f618eedacde730fc5a0438667faf244eead519"` [INFO] running `"docker" "rm" "-f" "2d1d30f2ab9ccadac12d84ab43f618eedacde730fc5a0438667faf244eead519"` [INFO] [stdout] 2d1d30f2ab9ccadac12d84ab43f618eedacde730fc5a0438667faf244eead519 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 04db49ec28524c46ded2ada464cb151202b2940e784bc0ea7023e1d04d7c694f [INFO] running `"docker" "start" "-a" "04db49ec28524c46ded2ada464cb151202b2940e784bc0ea7023e1d04d7c694f"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.14s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudokugen-3610fda978b97b6a [INFO] [stdout] [INFO] [stdout] running 28 tests [INFO] [stdout] test board::test::from ... ok [INFO] [stdout] test board::test::iter_cells ... ok [INFO] [stdout] test board::test::square ... ok [INFO] [stdout] test board::test::possible_values ... ok [INFO] [stdout] test board::test::iter_square ... ok [INFO] [stdout] test board::test::set_value ... 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_values ... ok [INFO] [stdout] test board::test::possible_values_is_zero ... ok [INFO] [stdout] test board::test::basics ... ok [INFO] [stdout] test solver::indexed_map::test::iter ... ok [INFO] [stdout] test solver::indexed_map::test::is_empty ... 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_values_after_parse ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_undo ... ok [INFO] [stdout] test solver::indexed_map::test::entry_is_mut ... ok [INFO] [stdout] test solver::indexed_map::test::entry_default ... ok [INFO] [stdout] test solver::candidate_cache::tests::possible_locs_after_parse ... ok [INFO] [stdout] test solver::tests::hidden_singles_after_backtrack ... ok [INFO] [stdout] test solver::indexed_map::test::insert ... ok [INFO] [stdout] test solver::indexed_map::test::get_mut ... 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::indexed_map::test::get ... ok [INFO] [stdout] test solver::candidate_cache::tests::test_iter_candidates ... ok [INFO] [stdout] test solver::tests::naked_singles ... 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] [stderr] Running /opt/rustwide/target/debug/deps/integration-bb0495cf3108d495 [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] [stderr] Doc-tests sudokugen [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test src/board.rs - board::Board::from_str (line 570) ... ok [INFO] [stdout] test src/board.rs - board::Board::get (line 382) ... ok [INFO] [stdout] test src/board.rs - board::Board::get_at (line 402) ... ok [INFO] [stdout] test src/board.rs - board::Board (line 36) ... ok [INFO] [stdout] test src/board.rs - board::Board (line 26) ... ok [INFO] [stdout] test src/board.rs - board::Board::new (line 299) ... ok [INFO] [stdout] test src/board.rs - board::Board::get_base_size (line 318) ... ok [INFO] [stdout] test src/board.rs - board::Board::cell_at (line 445) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::at (line 88) ... ok [INFO] [stdout] test src/board.rs - board::Board::unset (line 364) ... ok [INFO] [stdout] test src/board.rs - board::Board::set (line 333) ... ok [INFO] [stdout] test src/board.rs - board::Board::iter_cells (line 416) ... ok [INFO] [stdout] test src/board.rs - board::Board::from_str (line 588) ... ok [INFO] [stdout] test src/board.rs - board::Board::set_at (line 350) ... ok [INFO] [stdout] test src/lib.rs - (line 72) ... ignored [INFO] [stdout] test src/board.rs - board::Board::rotated (line 468) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::col (line 186) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::get_possible_values (line 134) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::get_index (line 119) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::new (line 107) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::line (line 174) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::iter_square (line 263) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::iter_line (line 215) ... ok [INFO] [stdout] test src/solver.rs - solver::solve (line 115) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::iter_col (line 239) ... ok [INFO] [stdout] test src/board.rs - board::CellLoc::square (line 199) ... ok [INFO] [stdout] test src/lib.rs - (line 31) ... ok [INFO] [stdout] test src/lib.rs - (line 13) ... ok [INFO] [stdout] test src/solver.rs - solver (line 5) ... ok [INFO] [stdout] test src/solver.rs - solver::solve (line 145) ... ok [INFO] [stdout] test src/lib.rs - (line 62) ... ok [INFO] [stdout] test src/solver/generator.rs - solver::generator::GenSudoku::board (line 110) ... 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) ... FAILED [INFO] [stdout] test src/solver/generator.rs - solver::generator::GenSudoku::solution (line 122) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/solver/generator.rs - solver::generator::GenSudoku::is_solution_unique (line 134) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'assertion failed: gen.is_solution_unique()', src/solver/generator.rs:7:1 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562746233b55 - backtrace::backtrace::libunwind::trace::h07c956be65d9b461 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x562746233b55 - backtrace::backtrace::trace_unsynchronized::h2fdb9e4177ad4d20 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562746233b55 - std::sys_common::backtrace::_print_fmt::ha62d8426311107ac [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x562746233b55 - ::fmt::h3ec6bdab62f1e8d9 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x562746251efc - core::fmt::write::h935cb0ed4078a853 [INFO] [stdout] at src/libcore/fmt/mod.rs:1076 [INFO] [stdout] 5: 0x562746231e93 - std::io::Write::write_fmt::hc912aacf8d691eb3 [INFO] [stdout] at src/libstd/io/mod.rs:1537 [INFO] [stdout] 6: 0x562746236270 - std::sys_common::backtrace::_print::h460db802d801ccf8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x562746236270 - std::sys_common::backtrace::print::h399d664f56640530 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x562746236270 - std::panicking::default_hook::{{closure}}::hc6dfd87957c765b8 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x562746235fbc - std::panicking::default_hook::hfdceba6d6d1a18ae [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x5627462368a7 - std::panicking::rust_panic_with_hook::hd01e282bff1b1e63 [INFO] [stdout] at src/libstd/panicking.rs:486 [INFO] [stdout] 11: 0x56274622a36b - std::panicking::begin_panic::h2c20b555ea9f8752 [INFO] [stdout] at /rustc/b7dc83a3f6ca9746fb3d121761c3605477b77d90/src/libstd/panicking.rs:410 [INFO] [stdout] 12: 0x56274612f47d - rust_out::main::hce5147e828914a17 [INFO] [stdout] 13: 0x56274612f2a3 - std::rt::lang_start::{{closure}}::h5f92bcc9991fb652 [INFO] [stdout] 14: 0x562746236d38 - std::rt::lang_start_internal::{{closure}}::haabc9d435e1b0c2f [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 15: 0x562746236d38 - std::panicking::try::do_call::h54d9370b0ac83700 [INFO] [stdout] at src/libstd/panicking.rs:297 [INFO] [stdout] 16: 0x562746236d38 - std::panicking::try::h85e1c41421d5b6f9 [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 17: 0x562746236d38 - std::panic::catch_unwind::hfd957e6c9fdcf274 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 18: 0x562746236d38 - std::rt::lang_start_internal::hed9744eef32ef5a1 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 19: 0x56274612f288 - std::rt::lang_start::h66e0318a0fda6501 [INFO] [stdout] 20: 0x56274612f4db - main [INFO] [stdout] 21: 0x7fd714ccc0b3 - __libc_start_main [INFO] [stdout] 22: 0x56274612f18e - _start [INFO] [stdout] 23: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/solver/generator.rs - solver::generator::GenSudoku::is_solution_unique (line 134) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 33 passed; 1 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "04db49ec28524c46ded2ada464cb151202b2940e784bc0ea7023e1d04d7c694f"` [INFO] running `"docker" "rm" "-f" "04db49ec28524c46ded2ada464cb151202b2940e784bc0ea7023e1d04d7c694f"` [INFO] [stdout] 04db49ec28524c46ded2ada464cb151202b2940e784bc0ea7023e1d04d7c694f