Dec 13 18:20:35.939 INFO testing gluyas/niwa-rs against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 13 18:20:35.939 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:20:36.382 INFO [stdout] 0906229fde8e57e111bdb4f22dd426282eaf13f6ccef5145e36fa1a48f953720
Dec 13 18:20:36.387 INFO running `"docker" "start" "-a" "0906229fde8e57e111bdb4f22dd426282eaf13f6ccef5145e36fa1a48f953720"`
Dec 13 18:20:37.701 INFO [stderr] usermod: no changes
Dec 13 18:20:37.771 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 13 18:20:38.144 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 13 18:20:38.144 INFO [stderr]   --> src/util.rs:70:18
Dec 13 18:20:38.144 INFO [stderr]    |
Dec 13 18:20:38.144 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 13 18:20:38.144 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 18:20:38.144 INFO [stderr]    |
Dec 13 18:20:38.144 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 18:20:38.144 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `nudge`
Dec 13 18:20:38.355 INFO [stderr]   --> src/util.rs:38:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:136:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `iter_rect`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:151:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `is_within`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:161:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `component_add`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:165:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `component_diff`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:170:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:234:1
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 234 | pub struct RectIterator {
Dec 13 18:20:38.355 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `new`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:261:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `of`
Dec 13 18:20:38.355 INFO [stderr]    --> src/util.rs:323:5
Dec 13 18:20:38.355 INFO [stderr]     |
Dec 13 18:20:38.355 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 13 18:20:38.355 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 13 18:20:38.355 INFO [stderr]   --> src/world.rs:22:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 22 |     Dirt,
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 13 18:20:38.355 INFO [stderr]   --> src/world.rs:23:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 23 |     Sand,
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 13 18:20:38.355 INFO [stderr]   --> src/world.rs:24:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 24 |     Stone,
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: variant is never constructed: `Water`
Dec 13 18:20:38.355 INFO [stderr]   --> src/world.rs:25:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 25 |     Water,
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: method is never used: `is_blocked`
Dec 13 18:20:38.355 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 13 18:20:38.355 INFO [stderr]    |
Dec 13 18:20:38.355 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 13 18:20:38.355 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.355 INFO [stderr] 
Dec 13 18:20:38.355 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 13 18:20:38.355 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 13 18:20:38.356 INFO [stderr]    |
Dec 13 18:20:38.356 INFO [stderr] 77 |     Complete,
Dec 13 18:20:38.356 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:20:38.356 INFO [stderr] 
Dec 13 18:20:38.356 INFO [stderr] warning: method is never used: `set_walls`
Dec 13 18:20:38.356 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 13 18:20:38.356 INFO [stderr]     |
Dec 13 18:20:38.356 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 13 18:20:38.356 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:38.356 INFO [stderr] 
Dec 13 18:20:38.356 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 13 18:20:38.356 INFO [stderr]   --> src/util.rs:39:9
Dec 13 18:20:38.356 INFO [stderr]    |
Dec 13 18:20:38.356 INFO [stderr] 39 |         self + dir;
Dec 13 18:20:38.356 INFO [stderr]    |         ^^^^^^^^^^
Dec 13 18:20:38.356 INFO [stderr]    |
Dec 13 18:20:38.356 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 18:20:38.356 INFO [stderr] 
Dec 13 18:20:39.120 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
Dec 13 18:20:39.122 INFO [stderr] su: No module specific data is present
Dec 13 18:20:39.856 INFO running `"docker" "inspect" "0906229fde8e57e111bdb4f22dd426282eaf13f6ccef5145e36fa1a48f953720"`
Dec 13 18:20:40.125 INFO running `"docker" "rm" "-f" "0906229fde8e57e111bdb4f22dd426282eaf13f6ccef5145e36fa1a48f953720"`
Dec 13 18:20:40.419 INFO [stdout] 0906229fde8e57e111bdb4f22dd426282eaf13f6ccef5145e36fa1a48f953720
Dec 13 18:20:40.421 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:20:40.855 INFO [stdout] b38e334204306d160044bcfaea2b6b5685a30727b7079ac4e835be18476bd1b6
Dec 13 18:20:40.857 INFO running `"docker" "start" "-a" "b38e334204306d160044bcfaea2b6b5685a30727b7079ac4e835be18476bd1b6"`
Dec 13 18:20:42.520 INFO [stderr] usermod: no changes
Dec 13 18:20:42.571 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 13 18:20:43.103 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 13 18:20:43.103 INFO [stderr]   --> src/util.rs:70:18
Dec 13 18:20:43.103 INFO [stderr]    |
Dec 13 18:20:43.103 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 13 18:20:43.103 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 13 18:20:43.103 INFO [stderr]    |
Dec 13 18:20:43.103 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 13 18:20:43.103 INFO [stderr] 
Dec 13 18:20:43.299 INFO [stderr] warning: method is never used: `nudge`
Dec 13 18:20:43.299 INFO [stderr]   --> src/util.rs:38:5
Dec 13 18:20:43.299 INFO [stderr]    |
Dec 13 18:20:43.299 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 13 18:20:43.299 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.299 INFO [stderr]    |
Dec 13 18:20:43.299 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 13 18:20:43.299 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:136:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `iter_rect`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:151:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `is_within`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:161:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `component_add`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:165:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `component_diff`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:170:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:234:1
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 234 | pub struct RectIterator {
Dec 13 18:20:43.300 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `new`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:261:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `of`
Dec 13 18:20:43.300 INFO [stderr]    --> src/util.rs:323:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 13 18:20:43.300 INFO [stderr]   --> src/world.rs:22:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 22 |     Dirt,
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 13 18:20:43.300 INFO [stderr]   --> src/world.rs:23:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 23 |     Sand,
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 13 18:20:43.300 INFO [stderr]   --> src/world.rs:24:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 24 |     Stone,
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: variant is never constructed: `Water`
Dec 13 18:20:43.300 INFO [stderr]   --> src/world.rs:25:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 25 |     Water,
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `is_blocked`
Dec 13 18:20:43.300 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 13 18:20:43.300 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 13 18:20:43.300 INFO [stderr]    |
Dec 13 18:20:43.300 INFO [stderr] 77 |     Complete,
Dec 13 18:20:43.300 INFO [stderr]    |     ^^^^^^^^
Dec 13 18:20:43.300 INFO [stderr] 
Dec 13 18:20:43.300 INFO [stderr] warning: method is never used: `set_walls`
Dec 13 18:20:43.300 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 13 18:20:43.300 INFO [stderr]     |
Dec 13 18:20:43.300 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 13 18:20:43.300 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 13 18:20:43.301 INFO [stderr] 
Dec 13 18:20:43.301 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 13 18:20:43.301 INFO [stderr]   --> src/util.rs:39:9
Dec 13 18:20:43.301 INFO [stderr]    |
Dec 13 18:20:43.301 INFO [stderr] 39 |         self + dir;
Dec 13 18:20:43.301 INFO [stderr]    |         ^^^^^^^^^^
Dec 13 18:20:43.301 INFO [stderr]    |
Dec 13 18:20:43.301 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 13 18:20:43.301 INFO [stderr] 
Dec 13 18:20:43.651 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
Dec 13 18:20:43.659 INFO [stderr] su: No module specific data is present
Dec 13 18:20:44.292 INFO running `"docker" "inspect" "b38e334204306d160044bcfaea2b6b5685a30727b7079ac4e835be18476bd1b6"`
Dec 13 18:20:44.605 INFO running `"docker" "rm" "-f" "b38e334204306d160044bcfaea2b6b5685a30727b7079ac4e835be18476bd1b6"`
Dec 13 18:20:44.927 INFO [stdout] b38e334204306d160044bcfaea2b6b5685a30727b7079ac4e835be18476bd1b6
Dec 13 18:20:44.935 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-5/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/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 +bd47d6825bf4090517549d33cfef10d3300b4a75-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 18:20:45.322 INFO [stdout] 12674265ba56638d74b6e432280bb959b466f53cace5cee90f56cc43e4d3646d
Dec 13 18:20:45.325 INFO running `"docker" "start" "-a" "12674265ba56638d74b6e432280bb959b466f53cace5cee90f56cc43e4d3646d"`
Dec 13 18:20:46.636 INFO [stderr] usermod: no changes
Dec 13 18:20:46.687 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
Dec 13 18:20:46.687 INFO [stderr]      Running /target/debug/deps/niwa_rs-ea2e2284df6b57b2
Dec 13 18:20:46.699 INFO [stdout] 
Dec 13 18:20:46.699 INFO [stdout] running 0 tests
Dec 13 18:20:46.699 INFO [stdout] 
Dec 13 18:20:46.699 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 13 18:20:46.699 INFO [stdout] 
Dec 13 18:20:46.699 INFO [stderr] su: No module specific data is present
Dec 13 18:20:47.429 INFO running `"docker" "inspect" "12674265ba56638d74b6e432280bb959b466f53cace5cee90f56cc43e4d3646d"`
Dec 13 18:20:47.801 INFO running `"docker" "rm" "-f" "12674265ba56638d74b6e432280bb959b466f53cace5cee90f56cc43e4d3646d"`
Dec 13 18:20:48.099 INFO [stdout] 12674265ba56638d74b6e432280bb959b466f53cace5cee90f56cc43e4d3646d