Nov 17 06:11:40.408 INFO testing conundrumer/crossword against try#2e026d6e5d7621634147ad4c8074f1d964dbb1be for pr-55982
Nov 17 06:11:40.408 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 06:11:41.051 INFO [stdout] 8f13340d69d037cb84373094c498b110cfb24e29e7bd9ad75dcd8842afe6a83f
Nov 17 06:11:41.054 INFO running `"docker" "start" "-a" "8f13340d69d037cb84373094c498b110cfb24e29e7bd9ad75dcd8842afe6a83f"`
Nov 17 06:11:42.809 INFO [stderr] usermod: no changes
Nov 17 06:11:42.884 INFO [stderr]    Compiling crossword v0.1.0 (/source)
Nov 17 06:11:43.106 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:11:43.106 INFO [stderr]   --> src/grid.rs:25:21
Nov 17 06:11:43.106 INFO [stderr]    |
Nov 17 06:11:43.106 INFO [stderr] 25 |         vec![Empty; ((bb.width() as usize) * (bb.height() as usize))]
Nov 17 06:11:43.106 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:11:43.106 INFO [stderr]    |
Nov 17 06:11:43.106 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 06:11:43.106 INFO [stderr] 
Nov 17 06:11:43.443 INFO [stderr] warning: variable does not need to be mutable
Nov 17 06:11:43.443 INFO [stderr]    --> src/filter.rs:115:17
Nov 17 06:11:43.443 INFO [stderr]     |
Nov 17 06:11:43.443 INFO [stderr] 115 |             let mut seen = &mut self.seen.borrow_mut();
Nov 17 06:11:43.443 INFO [stderr]     |                 ----^^^^
Nov 17 06:11:43.443 INFO [stderr]     |                 |
Nov 17 06:11:43.443 INFO [stderr]     |                 help: remove this `mut`
Nov 17 06:11:43.443 INFO [stderr]     |
Nov 17 06:11:43.443 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 06:11:43.443 INFO [stderr] 
Nov 17 06:11:43.475 INFO [stderr] warning: type alias is never used: `GridCellPos`
Nov 17 06:11:43.475 INFO [stderr]  --> src/grid_cell.rs:4:1
Nov 17 06:11:43.475 INFO [stderr]   |
Nov 17 06:11:43.475 INFO [stderr] 4 | type GridCellPos = (GridCell, (i8, i8));
Nov 17 06:11:43.475 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:43.475 INFO [stderr]   |
Nov 17 06:11:43.475 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 06:11:43.475 INFO [stderr] 
Nov 17 06:11:43.475 INFO [stderr] warning: method is never used: `is_valid`
Nov 17 06:11:43.475 INFO [stderr]   --> src/crossword.rs:38:5
Nov 17 06:11:43.475 INFO [stderr]    |
Nov 17 06:11:43.475 INFO [stderr] 38 |     pub fn is_valid(&self) -> bool {
Nov 17 06:11:43.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:43.475 INFO [stderr] 
Nov 17 06:11:43.475 INFO [stderr] warning: method is never used: `iter`
Nov 17 06:11:43.475 INFO [stderr]   --> src/generate.rs:41:5
Nov 17 06:11:43.475 INFO [stderr]    |
Nov 17 06:11:43.475 INFO [stderr] 41 |     pub fn iter<'b>(&'b self) -> Box<Iterator<Item=Crossword> + 'b> {
Nov 17 06:11:43.475 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:43.475 INFO [stderr] 
Nov 17 06:11:43.475 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 17 06:11:43.475 INFO [stderr]  --> src/main.rs:1:12
Nov 17 06:11:43.475 INFO [stderr]   |
Nov 17 06:11:43.475 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 17 06:11:43.475 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:43.475 INFO [stderr]   |
Nov 17 06:11:43.475 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 17 06:11:43.475 INFO [stderr] 
Nov 17 06:11:46.627 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.78s
Nov 17 06:11:46.631 INFO [stderr] su: No module specific data is present
Nov 17 06:11:48.166 INFO running `"docker" "inspect" "8f13340d69d037cb84373094c498b110cfb24e29e7bd9ad75dcd8842afe6a83f"`
Nov 17 06:11:48.501 INFO running `"docker" "rm" "-f" "8f13340d69d037cb84373094c498b110cfb24e29e7bd9ad75dcd8842afe6a83f"`
Nov 17 06:11:48.839 INFO [stdout] 8f13340d69d037cb84373094c498b110cfb24e29e7bd9ad75dcd8842afe6a83f
Nov 17 06:11:48.849 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 06:11:49.455 INFO [stdout] be3a3a9241708c8f0fb27df83fc768266abb27286750038b9a3c672ee5afb763
Nov 17 06:11:49.457 INFO running `"docker" "start" "-a" "be3a3a9241708c8f0fb27df83fc768266abb27286750038b9a3c672ee5afb763"`
Nov 17 06:11:51.147 INFO [stderr] usermod: no changes
Nov 17 06:11:51.199 INFO [stderr]    Compiling crossword v0.1.0 (/source)
Nov 17 06:11:51.476 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 17 06:11:51.477 INFO [stderr]   --> src/grid.rs:25:21
Nov 17 06:11:51.477 INFO [stderr]    |
Nov 17 06:11:51.477 INFO [stderr] 25 |         vec![Empty; ((bb.width() as usize) * (bb.height() as usize))]
Nov 17 06:11:51.478 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 17 06:11:51.478 INFO [stderr]    |
Nov 17 06:11:51.478 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 17 06:11:51.478 INFO [stderr] 
Nov 17 06:11:51.976 INFO [stderr] warning: variable does not need to be mutable
Nov 17 06:11:51.976 INFO [stderr]    --> src/filter.rs:115:17
Nov 17 06:11:51.977 INFO [stderr]     |
Nov 17 06:11:51.977 INFO [stderr] 115 |             let mut seen = &mut self.seen.borrow_mut();
Nov 17 06:11:51.977 INFO [stderr]     |                 ----^^^^
Nov 17 06:11:51.977 INFO [stderr]     |                 |
Nov 17 06:11:51.978 INFO [stderr]     |                 help: remove this `mut`
Nov 17 06:11:51.978 INFO [stderr]     |
Nov 17 06:11:51.978 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 06:11:51.979 INFO [stderr] 
Nov 17 06:11:52.035 INFO [stderr] warning: type alias is never used: `GridCellPos`
Nov 17 06:11:52.036 INFO [stderr]  --> src/grid_cell.rs:4:1
Nov 17 06:11:52.036 INFO [stderr]   |
Nov 17 06:11:52.036 INFO [stderr] 4 | type GridCellPos = (GridCell, (i8, i8));
Nov 17 06:11:52.037 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:52.037 INFO [stderr]   |
Nov 17 06:11:52.037 INFO [stderr]   = note: #[warn(dead_code)] on by default
Nov 17 06:11:52.037 INFO [stderr] 
Nov 17 06:11:52.038 INFO [stderr] warning: type alias is never used: `WordPosition`
Nov 17 06:11:52.038 INFO [stderr]    --> src/generate.rs:185:5
Nov 17 06:11:52.038 INFO [stderr]     |
Nov 17 06:11:52.038 INFO [stderr] 185 |     type WordPosition = (&'static str, Position);
Nov 17 06:11:52.039 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:52.039 INFO [stderr] 
Nov 17 06:11:52.039 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 17 06:11:52.040 INFO [stderr]  --> src/main.rs:1:12
Nov 17 06:11:52.040 INFO [stderr]   |
Nov 17 06:11:52.040 INFO [stderr] 1 | #![feature(conservative_impl_trait)]
Nov 17 06:11:52.040 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 17 06:11:52.040 INFO [stderr]   |
Nov 17 06:11:52.041 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 17 06:11:52.041 INFO [stderr] 
Nov 17 06:11:54.095 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.91s
Nov 17 06:11:54.098 INFO [stderr] su: No module specific data is present
Nov 17 06:11:54.692 INFO running `"docker" "inspect" "be3a3a9241708c8f0fb27df83fc768266abb27286750038b9a3c672ee5afb763"`
Nov 17 06:11:54.839 INFO running `"docker" "rm" "-f" "be3a3a9241708c8f0fb27df83fc768266abb27286750038b9a3c672ee5afb763"`
Nov 17 06:11:55.083 INFO [stdout] be3a3a9241708c8f0fb27df83fc768266abb27286750038b9a3c672ee5afb763
Nov 17 06:11:55.085 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/try#2e026d6e5d7621634147ad4c8074f1d964dbb1be:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +2e026d6e5d7621634147ad4c8074f1d964dbb1be-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 17 06:11:55.444 INFO [stdout] 3f38c410255877daba51b457085e0e6effeae4f85efc43b2ee3ba673fb7cb7b0
Nov 17 06:11:55.446 INFO running `"docker" "start" "-a" "3f38c410255877daba51b457085e0e6effeae4f85efc43b2ee3ba673fb7cb7b0"`
Nov 17 06:11:56.586 INFO [stderr] usermod: no changes
Nov 17 06:11:56.647 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Nov 17 06:11:56.647 INFO [stderr]      Running /target/debug/deps/crossword-37de56e7c1b9164b
Nov 17 06:11:56.663 INFO [stdout] 
Nov 17 06:11:56.663 INFO [stdout] running 21 tests
Nov 17 06:11:56.671 INFO [stdout] test crossword::tests::bounding_box ... ok
Nov 17 06:11:56.679 INFO [stdout] test crossword::tests::is_invalid_adjacent ... ok
Nov 17 06:11:56.679 INFO [stdout] test crossword::tests::is_invalid ... ok
Nov 17 06:11:56.691 INFO [stdout] test crossword::tests::display ... ok
Nov 17 06:11:56.715 INFO [stdout] test crossword::tests::is_valid ... ok
Nov 17 06:11:56.715 INFO [stdout] test bench::generate_1 ... ok
Nov 17 06:11:56.716 INFO [stdout] test crossword::tests::is_valid_diagonal ... ok
Nov 17 06:11:56.716 INFO [stdout] test crossword::tests::is_invalid_touching ... ok
Nov 17 06:11:56.723 INFO [stdout] test generate::tests::letter_block_collision ... ok
Nov 17 06:11:56.723 INFO [stdout] test crossword::tests::num_overlaps ... ok
Nov 17 06:11:56.723 INFO [stdout] test generate::tests::display ... ok
Nov 17 06:11:56.731 INFO [stdout] test grid_cell::tests::letter_block_collision ... ok
Nov 17 06:11:56.731 INFO [stdout] test word_placements::tests::hash ... ok
Nov 17 06:11:56.731 INFO [stdout] test rand::tests::rand_range ... ok
Nov 17 06:11:56.743 INFO [stdout] test crossword::tests::letters ... ok
Nov 17 06:11:56.743 INFO [stdout] test generate::tests::test_gen_iter ... ok
Nov 17 06:11:56.743 INFO [stdout] test word_placements::tests::set ... ok
Nov 17 06:11:56.743 INFO [stdout] test word_placements::tests::new ... ok
Nov 17 06:11:56.876 INFO [stdout] test bench::generate_2 ... ok
Nov 17 06:11:57.483 INFO [stdout] test bench::generate_3 ... ok
Nov 17 06:11:59.905 INFO [stdout] test bench::generate_4 ... ok
Nov 17 06:11:59.905 INFO [stdout] 
Nov 17 06:11:59.905 INFO [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Nov 17 06:11:59.905 INFO [stdout] 
Nov 17 06:11:59.908 INFO [stderr] su: No module specific data is present
Nov 17 06:12:00.887 INFO running `"docker" "inspect" "3f38c410255877daba51b457085e0e6effeae4f85efc43b2ee3ba673fb7cb7b0"`
Nov 17 06:12:01.113 INFO running `"docker" "rm" "-f" "3f38c410255877daba51b457085e0e6effeae4f85efc43b2ee3ba673fb7cb7b0"`
Nov 17 06:12:01.442 INFO [stdout] 3f38c410255877daba51b457085e0e6effeae4f85efc43b2ee3ba673fb7cb7b0