Dec 13 18:20:35.500 INFO testing gluyas/niwa-rs against try#aa49d8ef14939ddec0e34b346b60174a5673d48f for pr-56550
Dec 13 18:20:35.500 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 18:20:35.812 INFO [stdout] 20e8d9eb03a7c46789d905c00c0ed22a4537303cd536fd237c975b0c72802feb
Dec 13 18:20:35.815 INFO running `"docker" "start" "-a" "20e8d9eb03a7c46789d905c00c0ed22a4537303cd536fd237c975b0c72802feb"`
Dec 13 18:20:36.970 INFO [stderr] usermod: no changes
Dec 13 18:20:37.027 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 13 18:20:37.399 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 13 18:20:37.399 INFO [stderr]   --> src/util.rs:70:18
Dec 13 18:20:37.399 INFO [stderr]    |
Dec 13 18:20:37.399 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 13 18:20:37.399 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 18:20:37.399 INFO [stderr]    |
Dec 13 18:20:37.399 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 18:20:37.399 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `nudge`
Dec 13 18:20:37.596 INFO [stderr]   --> src/util.rs:38:5
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 13 18:20:37.596 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:136:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `iter_rect`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:151:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `is_within`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:161:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `component_add`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:165:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `component_diff`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:170:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:234:1
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 234 | pub struct RectIterator {
Dec 13 18:20:37.596 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `new`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:261:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: method is never used: `of`
Dec 13 18:20:37.596 INFO [stderr]    --> src/util.rs:323:5
Dec 13 18:20:37.596 INFO [stderr]     |
Dec 13 18:20:37.596 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 13 18:20:37.596 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 13 18:20:37.596 INFO [stderr]   --> src/world.rs:22:5
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr] 22 |     Dirt,
Dec 13 18:20:37.596 INFO [stderr]    |     ^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 13 18:20:37.596 INFO [stderr]   --> src/world.rs:23:5
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr] 23 |     Sand,
Dec 13 18:20:37.596 INFO [stderr]    |     ^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 13 18:20:37.596 INFO [stderr]   --> src/world.rs:24:5
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr] 24 |     Stone,
Dec 13 18:20:37.596 INFO [stderr]    |     ^^^^^
Dec 13 18:20:37.596 INFO [stderr] 
Dec 13 18:20:37.596 INFO [stderr] warning: variant is never constructed: `Water`
Dec 13 18:20:37.596 INFO [stderr]   --> src/world.rs:25:5
Dec 13 18:20:37.596 INFO [stderr]    |
Dec 13 18:20:37.596 INFO [stderr] 25 |     Water,
Dec 13 18:20:37.596 INFO [stderr]    |     ^^^^^
Dec 13 18:20:37.599 INFO [stderr] 
Dec 13 18:20:37.599 INFO [stderr] warning: method is never used: `is_blocked`
Dec 13 18:20:37.599 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 13 18:20:37.599 INFO [stderr]    |
Dec 13 18:20:37.599 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 13 18:20:37.599 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.599 INFO [stderr] 
Dec 13 18:20:37.599 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 13 18:20:37.599 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 13 18:20:37.599 INFO [stderr]    |
Dec 13 18:20:37.599 INFO [stderr] 77 |     Complete,
Dec 13 18:20:37.599 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:20:37.599 INFO [stderr] 
Dec 13 18:20:37.599 INFO [stderr] warning: method is never used: `set_walls`
Dec 13 18:20:37.599 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 13 18:20:37.599 INFO [stderr]     |
Dec 13 18:20:37.599 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 13 18:20:37.599 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:37.599 INFO [stderr] 
Dec 13 18:20:37.599 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 13 18:20:37.599 INFO [stderr]   --> src/util.rs:39:9
Dec 13 18:20:37.599 INFO [stderr]    |
Dec 13 18:20:37.599 INFO [stderr] 39 |         self + dir;
Dec 13 18:20:37.599 INFO [stderr]    |         ^^^^^^^^^^
Dec 13 18:20:37.599 INFO [stderr]    |
Dec 13 18:20:37.599 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 18:20:37.599 INFO [stderr] 
Dec 13 18:20:38.418 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.41s
Dec 13 18:20:38.418 INFO [stderr] su: No module specific data is present
Dec 13 18:20:39.295 INFO running `"docker" "inspect" "20e8d9eb03a7c46789d905c00c0ed22a4537303cd536fd237c975b0c72802feb"`
Dec 13 18:20:39.723 INFO running `"docker" "rm" "-f" "20e8d9eb03a7c46789d905c00c0ed22a4537303cd536fd237c975b0c72802feb"`
Dec 13 18:20:40.035 INFO [stdout] 20e8d9eb03a7c46789d905c00c0ed22a4537303cd536fd237c975b0c72802feb
Dec 13 18:20:40.039 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 18:20:40.563 INFO [stdout] e7c5d1aeb779b29faf6fe0c750d4a181b4963a1896140f50a33f942cb754ef7b
Dec 13 18:20:40.567 INFO running `"docker" "start" "-a" "e7c5d1aeb779b29faf6fe0c750d4a181b4963a1896140f50a33f942cb754ef7b"`
Dec 13 18:20:41.951 INFO [stderr] usermod: no changes
Dec 13 18:20:42.010 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 13 18:20:42.603 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 13 18:20:42.603 INFO [stderr]   --> src/util.rs:70:18
Dec 13 18:20:42.603 INFO [stderr]    |
Dec 13 18:20:42.603 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 13 18:20:42.603 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 18:20:42.603 INFO [stderr]    |
Dec 13 18:20:42.611 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 18:20:42.611 INFO [stderr] 
Dec 13 18:20:42.808 INFO [stderr] warning: method is never used: `nudge`
Dec 13 18:20:42.808 INFO [stderr]   --> src/util.rs:38:5
Dec 13 18:20:42.808 INFO [stderr]    |
Dec 13 18:20:42.808 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 13 18:20:42.808 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.808 INFO [stderr]    |
Dec 13 18:20:42.808 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:20:42.808 INFO [stderr] 
Dec 13 18:20:42.808 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 13 18:20:42.808 INFO [stderr]    --> src/util.rs:136:5
Dec 13 18:20:42.808 INFO [stderr]     |
Dec 13 18:20:42.808 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 13 18:20:42.808 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: method is never used: `iter_rect`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:151:5
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 13 18:20:42.809 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: method is never used: `is_within`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:161:5
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 13 18:20:42.809 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: method is never used: `component_add`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:165:5
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:42.809 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: method is never used: `component_diff`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:170:5
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:42.809 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:234:1
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 234 | pub struct RectIterator {
Dec 13 18:20:42.809 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.809 INFO [stderr] 
Dec 13 18:20:42.809 INFO [stderr] warning: method is never used: `new`
Dec 13 18:20:42.809 INFO [stderr]    --> src/util.rs:261:5
Dec 13 18:20:42.809 INFO [stderr]     |
Dec 13 18:20:42.809 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 13 18:20:42.810 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: method is never used: `of`
Dec 13 18:20:42.810 INFO [stderr]    --> src/util.rs:323:5
Dec 13 18:20:42.810 INFO [stderr]     |
Dec 13 18:20:42.810 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 13 18:20:42.810 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 13 18:20:42.810 INFO [stderr]   --> src/world.rs:22:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 22 |     Dirt,
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 13 18:20:42.810 INFO [stderr]   --> src/world.rs:23:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 23 |     Sand,
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 13 18:20:42.810 INFO [stderr]   --> src/world.rs:24:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 24 |     Stone,
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: variant is never constructed: `Water`
Dec 13 18:20:42.810 INFO [stderr]   --> src/world.rs:25:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 25 |     Water,
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: method is never used: `is_blocked`
Dec 13 18:20:42.810 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 13 18:20:42.810 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 77 |     Complete,
Dec 13 18:20:42.810 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: method is never used: `set_walls`
Dec 13 18:20:42.810 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 13 18:20:42.810 INFO [stderr]     |
Dec 13 18:20:42.810 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 13 18:20:42.810 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:42.810 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 13 18:20:42.810 INFO [stderr]   --> src/util.rs:39:9
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr] 39 |         self + dir;
Dec 13 18:20:42.810 INFO [stderr]    |         ^^^^^^^^^^
Dec 13 18:20:42.810 INFO [stderr]    |
Dec 13 18:20:42.810 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 18:20:42.810 INFO [stderr] 
Dec 13 18:20:43.200 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Dec 13 18:20:43.203 INFO [stderr] su: No module specific data is present
Dec 13 18:20:44.293 INFO running `"docker" "inspect" "e7c5d1aeb779b29faf6fe0c750d4a181b4963a1896140f50a33f942cb754ef7b"`
Dec 13 18:20:44.649 INFO running `"docker" "rm" "-f" "e7c5d1aeb779b29faf6fe0c750d4a181b4963a1896140f50a33f942cb754ef7b"`
Dec 13 18:20:44.955 INFO [stdout] e7c5d1aeb779b29faf6fe0c750d4a181b4963a1896140f50a33f942cb754ef7b
Dec 13 18:20:44.961 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/try#aa49d8ef14939ddec0e34b346b60174a5673d48f:/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 +aa49d8ef14939ddec0e34b346b60174a5673d48f-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"`
Dec 13 18:20:45.459 INFO [stdout] a1bc57cba5c5be1779f086ba8004e8302d099f63a56db205bded6dd159838a79
Dec 13 18:20:45.465 INFO running `"docker" "start" "-a" "a1bc57cba5c5be1779f086ba8004e8302d099f63a56db205bded6dd159838a79"`
Dec 13 18:20:46.763 INFO [stderr] usermod: no changes
Dec 13 18:20:46.814 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 13 18:20:46.814 INFO [stderr]      Running /target/debug/deps/niwa_rs-f5ec28a9a7d867ce
Dec 13 18:20:46.814 INFO [stdout] 
Dec 13 18:20:46.814 INFO [stdout] running 0 tests
Dec 13 18:20:46.814 INFO [stdout] 
Dec 13 18:20:46.814 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 18:20:46.814 INFO [stdout] 
Dec 13 18:20:46.817 INFO [stderr] su: No module specific data is present
Dec 13 18:20:47.711 INFO running `"docker" "inspect" "a1bc57cba5c5be1779f086ba8004e8302d099f63a56db205bded6dd159838a79"`
Dec 13 18:20:48.023 INFO running `"docker" "rm" "-f" "a1bc57cba5c5be1779f086ba8004e8302d099f63a56db205bded6dd159838a79"`
Dec 13 18:20:48.288 INFO [stdout] a1bc57cba5c5be1779f086ba8004e8302d099f63a56db205bded6dd159838a79