[INFO] updating cached repository https://github.com/tomvidm/rust-sudoku-solver [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 9778d53891d8a991798dcffb2afeb743bbc9da94 [INFO] testing tomvidm/rust-sudoku-solver against 1.38.0 for beta-1.39-1 [INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftomvidm%2Frust-sudoku-solver" "work/builds/worker-6/source"` [INFO] [stderr] Cloning into 'work/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tomvidm/rust-sudoku-solver on toolchain 1.38.0 [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/tomvidm/rust-sudoku-solver [INFO] finished tweaking git repo https://github.com/tomvidm/rust-sudoku-solver [INFO] tweaked toml for git repo https://github.com/tomvidm/rust-sudoku-solver written to work/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/tomvidm/rust-sudoku-solver already has a lockfile, it will not be regenerated [INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "build" "--frozen"` [INFO] [stdout] 628eee7b20f9353e4072e606cf61e8ed53b6e5fde1ca6be8c0eef6e63f79b8ca [INFO] running `"docker" "start" "-a" "628eee7b20f9353e4072e606cf61e8ed53b6e5fde1ca6be8c0eef6e63f79b8ca"` [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling serde v1.0.73 [INFO] [stderr] Compiling ryu v0.2.4 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling serde_derive v1.0.73 [INFO] [stderr] Compiling serde_json v1.0.26 [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let board = su::Board::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coord` [INFO] [stderr] --> src/su/board.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let coord = Coord::new(r, c); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_coord` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_entry` [INFO] [stderr] --> src/su/board.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let old_entry = Move::new_from_coord_and_value(coord, old_value); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_old_entry` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_board_struct` [INFO] [stderr] --> src/su/sugame.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let raw_board_struct = raw_board.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_board_struct` [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/su/sugame.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | data: [[i8; 9]; 9] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Game` [INFO] [stderr] --> src/su/sugame.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | pub struct Game { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `test_game` [INFO] [stderr] --> src/su/sugame.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | fn test_game() -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.41s [INFO] running `"docker" "inspect" "628eee7b20f9353e4072e606cf61e8ed53b6e5fde1ca6be8c0eef6e63f79b8ca"` [INFO] running `"docker" "rm" "-f" "628eee7b20f9353e4072e606cf61e8ed53b6e5fde1ca6be8c0eef6e63f79b8ca"` [INFO] [stdout] 628eee7b20f9353e4072e606cf61e8ed53b6e5fde1ca6be8c0eef6e63f79b8ca [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 330d07f7fc2c903608f61026114d49a7d5f8e86c33955870853e30f7ceb940cc [INFO] running `"docker" "start" "-a" "330d07f7fc2c903608f61026114d49a7d5f8e86c33955870853e30f7ceb940cc"` [INFO] [stderr] Compiling sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/main.rs:10:9 [INFO] [stderr] | [INFO] [stderr] 10 | let board = su::Board::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `board` [INFO] [stderr] --> src/su/board.rs:205:13 [INFO] [stderr] | [INFO] [stderr] 205 | let mut board = Board::new_from_array(valid_raw_board); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_board` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `coord` [INFO] [stderr] --> src/su/board.rs:80:21 [INFO] [stderr] | [INFO] [stderr] 80 | let coord = Coord::new(r, c); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_coord` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `old_entry` [INFO] [stderr] --> src/su/board.rs:174:17 [INFO] [stderr] | [INFO] [stderr] 174 | let old_entry = Move::new_from_coord_and_value(coord, old_value); [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_old_entry` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `game` [INFO] [stderr] --> src/su/sugame.rs:49:9 [INFO] [stderr] | [INFO] [stderr] 49 | let game = Game::test_game(); [INFO] [stderr] | ^^^^ help: consider prefixing with an underscore: `_game` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `raw_board_struct` [INFO] [stderr] --> src/su/sugame.rs:31:13 [INFO] [stderr] | [INFO] [stderr] 31 | let raw_board_struct = raw_board.clone(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_raw_board_struct` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/su/board.rs:205:9 [INFO] [stderr] | [INFO] [stderr] 205 | let mut board = Board::new_from_array(valid_raw_board); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `data` [INFO] [stderr] --> src/su/sugame.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | data: [[i8; 9]; 9] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `board` [INFO] [stderr] --> src/su/sugame.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | board: Board, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `"docker" "inspect" "330d07f7fc2c903608f61026114d49a7d5f8e86c33955870853e30f7ceb940cc"` [INFO] running `"docker" "rm" "-f" "330d07f7fc2c903608f61026114d49a7d5f8e86c33955870853e30f7ceb940cc"` [INFO] [stdout] 330d07f7fc2c903608f61026114d49a7d5f8e86c33955870853e30f7ceb940cc [INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "+1.38.0" "test" "--frozen"` [INFO] [stdout] f75c2edafea3737f3366bd45971f955fec6265e661ddb53f6e70b9add135cc4e [INFO] running `"docker" "start" "-a" "f75c2edafea3737f3366bd45971f955fec6265e661ddb53f6e70b9add135cc4e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/sudoku-3c2a4172eb926d4f [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test su::board::test_valid_board ... ok [INFO] [stdout] test su::sugame::test_this ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- su::sugame::test_this stdout ---- [INFO] [stdout] [[1,0,0,0,0,0,0,0,0],[0,2,0,0,0,0,0,0,0],[0,0,3,0,0,0,0,0,0],[0,0,0,4,0,0,0,0,0],[0,0,0,0,5,0,0,0,0],[0,0,0,0,0,6,0,0,0],[0,0,0,0,0,0,7,0,0],[0,0,0,0,0,0,0,8,0],[0,0,0,0,0,0,0,0,9]] [INFO] [stdout] thread 'su::sugame::test_this' panicked at 'assertion failed: false', src/su/sugame.rs:51:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x562c8afdd0db - backtrace::backtrace::libunwind::trace::h89fcc71e59e3bc5b [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x562c8afdd0db - backtrace::backtrace::trace_unsynchronized::h0bad9be1379e729a [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.34/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x562c8afdd0db - std::sys_common::backtrace::_print::hd3382a1f33c473da [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x562c8afdd0db - std::sys_common::backtrace::print::h0ec6f03cfb8e76a6 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x562c8afdd0db - std::panicking::default_hook::{{closure}}::h96cbf7b454e3f557 [INFO] [stdout] at src/libstd/panicking.rs:200 [INFO] [stdout] 5: 0x562c8afdcd4c - std::panicking::default_hook::h95a8f00337383d83 [INFO] [stdout] at src/libstd/panicking.rs:211 [INFO] [stdout] 6: 0x562c8afdd84d - std::panicking::rust_panic_with_hook::h92f98b46e22f14ed [INFO] [stdout] at src/libstd/panicking.rs:477 [INFO] [stdout] 7: 0x562c8afcf815 - std::panicking::begin_panic::h2db056a0de63a7dc [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:411 [INFO] [stdout] 8: 0x562c8af8d17b - sudoku::su::sugame::test_this::hcaaf2012c6eb4546 [INFO] [stdout] at src/su/sugame.rs:51 [INFO] [stdout] 9: 0x562c8af8d12a - sudoku::su::sugame::test_this::{{closure}}::h873a201aee25d35c [INFO] [stdout] at src/su/sugame.rs:48 [INFO] [stdout] 10: 0x562c8af8a66e - core::ops::function::FnOnce::call_once::hf73fe56096ead6cb [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 11: 0x562c8af97e2f - as core::ops::function::FnOnce>::call_once::hac0fbe2754f8bd24 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 12: 0x562c8afdff9a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 13: 0x562c8afb241e - std::panicking::try::h9d6938917cc05e3f [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 14: 0x562c8afb241e - std::panic::catch_unwind::h5be70fd1d69515b0 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 15: 0x562c8afb241e - test::run_test::run_test_inner::{{closure}}::h056f206eafd8ff6e [INFO] [stdout] at src/libtest/lib.rs:1408 [INFO] [stdout] 16: 0x562c8af8d855 - std::sys_common::backtrace::__rust_begin_short_backtrace::h859abbc742a34b19 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 17: 0x562c8af91995 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hf8192ec938c43694 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:470 [INFO] [stdout] 18: 0x562c8af91995 - as core::ops::function::FnOnce<()>>::call_once::hae7b2431555cb4db [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:315 [INFO] [stdout] 19: 0x562c8af91995 - std::panicking::try::do_call::h6da7ecd0783259d7 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:296 [INFO] [stdout] 20: 0x562c8afdff9a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:80 [INFO] [stdout] 21: 0x562c8af91f72 - std::panicking::try::h3c1c35414c2c78f1 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panicking.rs:275 [INFO] [stdout] 22: 0x562c8af91f72 - std::panic::catch_unwind::ha5cfb2018fda983e [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/panic.rs:394 [INFO] [stdout] 23: 0x562c8af91f72 - std::thread::Builder::spawn_unchecked::{{closure}}::hc7620e41f0938c09 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libstd/thread/mod.rs:469 [INFO] [stdout] 24: 0x562c8af91f72 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h1b3b20eeb6ea6ddd [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/libcore/ops/function.rs:235 [INFO] [stdout] 25: 0x562c8afd2d9f - as core::ops::function::FnOnce>::call_once::h2877b2aefb0fd627 [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 26: 0x562c8afdf6d0 - as core::ops::function::FnOnce>::call_once::h13f473dbcdaa0fef [INFO] [stdout] at /rustc/625451e376bb2e5283fc4741caa0a3e8a2ca4d54/src/liballoc/boxed.rs:787 [INFO] [stdout] 27: 0x562c8afdf6d0 - std::sys_common::thread::start_thread::h562a7c4953cb1d31 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 28: 0x562c8afdf6d0 - std::sys::unix::thread::Thread::new::thread_start::h382c6ae14181d163 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 29: 0x7ffa226de6db - start_thread [INFO] [stdout] 30: 0x7ffa221ef88f - __clone [INFO] [stdout] 31: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] su::sugame::test_this [INFO] [stdout] [INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin sudoku' [INFO] running `"docker" "inspect" "f75c2edafea3737f3366bd45971f955fec6265e661ddb53f6e70b9add135cc4e"` [INFO] running `"docker" "rm" "-f" "f75c2edafea3737f3366bd45971f955fec6265e661ddb53f6e70b9add135cc4e"` [INFO] [stdout] f75c2edafea3737f3366bd45971f955fec6265e661ddb53f6e70b9add135cc4e