Dec 01 16:33:55.224 INFO testing gluyas/niwa-rs against master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61 for beta-1.31-5
Dec 01 16:33:55.224 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:33:55.844 INFO [stdout] 4e9920aa3a7ac76343086d87d963dbb88d6e3e2e4e21b71446c72f1204129c5d
Dec 01 16:33:55.846 INFO running `"docker" "start" "-a" "4e9920aa3a7ac76343086d87d963dbb88d6e3e2e4e21b71446c72f1204129c5d"`
Dec 01 16:33:57.396 INFO [stderr] usermod: no changes
Dec 01 16:33:57.455 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 01 16:33:57.898 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 01 16:33:57.899 INFO [stderr]   --> src/util.rs:70:18
Dec 01 16:33:57.899 INFO [stderr]    |
Dec 01 16:33:57.899 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 01 16:33:57.899 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 16:33:57.899 INFO [stderr]    |
Dec 01 16:33:57.899 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 01 16:33:57.899 INFO [stderr] 
Dec 01 16:33:58.147 INFO [stderr] warning: method is never used: `nudge`
Dec 01 16:33:58.147 INFO [stderr]   --> src/util.rs:38:5
Dec 01 16:33:58.147 INFO [stderr]    |
Dec 01 16:33:58.147 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 01 16:33:58.147 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.147 INFO [stderr]    |
Dec 01 16:33:58.147 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 16:33:58.147 INFO [stderr] 
Dec 01 16:33:58.147 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 01 16:33:58.147 INFO [stderr]    --> src/util.rs:136:5
Dec 01 16:33:58.147 INFO [stderr]     |
Dec 01 16:33:58.147 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 01 16:33:58.147 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.147 INFO [stderr] 
Dec 01 16:33:58.147 INFO [stderr] warning: method is never used: `iter_rect`
Dec 01 16:33:58.147 INFO [stderr]    --> src/util.rs:151:5
Dec 01 16:33:58.147 INFO [stderr]     |
Dec 01 16:33:58.147 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 01 16:33:58.147 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.147 INFO [stderr] 
Dec 01 16:33:58.147 INFO [stderr] warning: method is never used: `is_within`
Dec 01 16:33:58.147 INFO [stderr]    --> src/util.rs:161:5
Dec 01 16:33:58.147 INFO [stderr]     |
Dec 01 16:33:58.147 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 01 16:33:58.147 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.147 INFO [stderr] 
Dec 01 16:33:58.147 INFO [stderr] warning: method is never used: `component_add`
Dec 01 16:33:58.147 INFO [stderr]    --> src/util.rs:165:5
Dec 01 16:33:58.147 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 01 16:33:58.148 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: method is never used: `component_diff`
Dec 01 16:33:58.148 INFO [stderr]    --> src/util.rs:170:5
Dec 01 16:33:58.148 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 01 16:33:58.148 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 01 16:33:58.148 INFO [stderr]    --> src/util.rs:234:1
Dec 01 16:33:58.148 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 234 | pub struct RectIterator {
Dec 01 16:33:58.148 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: method is never used: `new`
Dec 01 16:33:58.148 INFO [stderr]    --> src/util.rs:261:5
Dec 01 16:33:58.148 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 01 16:33:58.148 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: method is never used: `of`
Dec 01 16:33:58.148 INFO [stderr]    --> src/util.rs:323:5
Dec 01 16:33:58.148 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 01 16:33:58.148 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 01 16:33:58.148 INFO [stderr]   --> src/world.rs:22:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 22 |     Dirt,
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 01 16:33:58.148 INFO [stderr]   --> src/world.rs:23:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 23 |     Sand,
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 01 16:33:58.148 INFO [stderr]   --> src/world.rs:24:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 24 |     Stone,
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: variant is never constructed: `Water`
Dec 01 16:33:58.148 INFO [stderr]   --> src/world.rs:25:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 25 |     Water,
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: method is never used: `is_blocked`
Dec 01 16:33:58.148 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 01 16:33:58.148 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 77 |     Complete,
Dec 01 16:33:58.148 INFO [stderr]    |     ^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: method is never used: `set_walls`
Dec 01 16:33:58.148 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 01 16:33:58.148 INFO [stderr]     |
Dec 01 16:33:58.148 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 01 16:33:58.148 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.148 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 01 16:33:58.148 INFO [stderr]   --> src/util.rs:39:9
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr] 39 |         self + dir;
Dec 01 16:33:58.148 INFO [stderr]    |         ^^^^^^^^^^
Dec 01 16:33:58.148 INFO [stderr]    |
Dec 01 16:33:58.148 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 16:33:58.148 INFO [stderr] 
Dec 01 16:33:58.978 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
Dec 01 16:33:58.980 INFO [stderr] su: No module specific data is present
Dec 01 16:33:59.876 INFO running `"docker" "inspect" "4e9920aa3a7ac76343086d87d963dbb88d6e3e2e4e21b71446c72f1204129c5d"`
Dec 01 16:34:00.207 INFO running `"docker" "rm" "-f" "4e9920aa3a7ac76343086d87d963dbb88d6e3e2e4e21b71446c72f1204129c5d"`
Dec 01 16:34:00.518 INFO [stdout] 4e9920aa3a7ac76343086d87d963dbb88d6e3e2e4e21b71446c72f1204129c5d
Dec 01 16:34:00.523 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:34:00.983 INFO [stdout] bb969166f41c2a89c643eb841a86ffe2dc1e6e26da75274ea460aa6626557230
Dec 01 16:34:00.988 INFO running `"docker" "start" "-a" "bb969166f41c2a89c643eb841a86ffe2dc1e6e26da75274ea460aa6626557230"`
Dec 01 16:34:02.521 INFO [stderr] usermod: no changes
Dec 01 16:34:02.571 INFO [stderr]    Compiling niwa-rs v0.1.0 (/source)
Dec 01 16:34:03.055 INFO [stderr] warning: unnecessary parentheses around assigned value
Dec 01 16:34:03.055 INFO [stderr]   --> src/util.rs:70:18
Dec 01 16:34:03.055 INFO [stderr]    |
Dec 01 16:34:03.055 INFO [stderr] 70 |         *self += (-rhs.into());
Dec 01 16:34:03.055 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 01 16:34:03.055 INFO [stderr]    |
Dec 01 16:34:03.055 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 01 16:34:03.055 INFO [stderr] 
Dec 01 16:34:03.344 INFO [stderr] warning: method is never used: `nudge`
Dec 01 16:34:03.344 INFO [stderr]   --> src/util.rs:38:5
Dec 01 16:34:03.344 INFO [stderr]    |
Dec 01 16:34:03.344 INFO [stderr] 38 |     pub fn nudge(self, dir: Direction) {
Dec 01 16:34:03.344 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.344 INFO [stderr]    |
Dec 01 16:34:03.344 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 01 16:34:03.344 INFO [stderr] 
Dec 01 16:34:03.344 INFO [stderr] warning: method is never used: `snap_to_edge`
Dec 01 16:34:03.344 INFO [stderr]    --> src/util.rs:136:5
Dec 01 16:34:03.344 INFO [stderr]     |
Dec 01 16:34:03.345 INFO [stderr] 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Dec 01 16:34:03.345 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.345 INFO [stderr] 
Dec 01 16:34:03.345 INFO [stderr] warning: method is never used: `iter_rect`
Dec 01 16:34:03.345 INFO [stderr]    --> src/util.rs:151:5
Dec 01 16:34:03.345 INFO [stderr]     |
Dec 01 16:34:03.345 INFO [stderr] 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Dec 01 16:34:03.345 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.345 INFO [stderr] 
Dec 01 16:34:03.345 INFO [stderr] warning: method is never used: `is_within`
Dec 01 16:34:03.345 INFO [stderr]    --> src/util.rs:161:5
Dec 01 16:34:03.345 INFO [stderr]     |
Dec 01 16:34:03.345 INFO [stderr] 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Dec 01 16:34:03.345 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.346 INFO [stderr] 
Dec 01 16:34:03.346 INFO [stderr] warning: method is never used: `component_add`
Dec 01 16:34:03.346 INFO [stderr]    --> src/util.rs:165:5
Dec 01 16:34:03.346 INFO [stderr]     |
Dec 01 16:34:03.346 INFO [stderr] 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 01 16:34:03.346 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.346 INFO [stderr] 
Dec 01 16:34:03.346 INFO [stderr] warning: method is never used: `component_diff`
Dec 01 16:34:03.346 INFO [stderr]    --> src/util.rs:170:5
Dec 01 16:34:03.346 INFO [stderr]     |
Dec 01 16:34:03.346 INFO [stderr] 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Dec 01 16:34:03.346 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.346 INFO [stderr] 
Dec 01 16:34:03.346 INFO [stderr] warning: struct is never constructed: `RectIterator`
Dec 01 16:34:03.346 INFO [stderr]    --> src/util.rs:234:1
Dec 01 16:34:03.346 INFO [stderr]     |
Dec 01 16:34:03.346 INFO [stderr] 234 | pub struct RectIterator {
Dec 01 16:34:03.346 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.346 INFO [stderr] 
Dec 01 16:34:03.346 INFO [stderr] warning: method is never used: `new`
Dec 01 16:34:03.347 INFO [stderr]    --> src/util.rs:261:5
Dec 01 16:34:03.347 INFO [stderr]     |
Dec 01 16:34:03.347 INFO [stderr] 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Dec 01 16:34:03.347 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.347 INFO [stderr] 
Dec 01 16:34:03.347 INFO [stderr] warning: method is never used: `of`
Dec 01 16:34:03.347 INFO [stderr]    --> src/util.rs:323:5
Dec 01 16:34:03.347 INFO [stderr]     |
Dec 01 16:34:03.347 INFO [stderr] 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Dec 01 16:34:03.347 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.347 INFO [stderr] 
Dec 01 16:34:03.347 INFO [stderr] warning: variant is never constructed: `Dirt`
Dec 01 16:34:03.347 INFO [stderr]   --> src/world.rs:22:5
Dec 01 16:34:03.347 INFO [stderr]    |
Dec 01 16:34:03.347 INFO [stderr] 22 |     Dirt,
Dec 01 16:34:03.347 INFO [stderr]    |     ^^^^
Dec 01 16:34:03.347 INFO [stderr] 
Dec 01 16:34:03.347 INFO [stderr] warning: variant is never constructed: `Sand`
Dec 01 16:34:03.347 INFO [stderr]   --> src/world.rs:23:5
Dec 01 16:34:03.347 INFO [stderr]    |
Dec 01 16:34:03.347 INFO [stderr] 23 |     Sand,
Dec 01 16:34:03.347 INFO [stderr]    |     ^^^^
Dec 01 16:34:03.347 INFO [stderr] 
Dec 01 16:34:03.347 INFO [stderr] warning: variant is never constructed: `Stone`
Dec 01 16:34:03.348 INFO [stderr]   --> src/world.rs:24:5
Dec 01 16:34:03.348 INFO [stderr]    |
Dec 01 16:34:03.348 INFO [stderr] 24 |     Stone,
Dec 01 16:34:03.348 INFO [stderr]    |     ^^^^^
Dec 01 16:34:03.348 INFO [stderr] 
Dec 01 16:34:03.348 INFO [stderr] warning: variant is never constructed: `Water`
Dec 01 16:34:03.348 INFO [stderr]   --> src/world.rs:25:5
Dec 01 16:34:03.348 INFO [stderr]    |
Dec 01 16:34:03.348 INFO [stderr] 25 |     Water,
Dec 01 16:34:03.348 INFO [stderr]    |     ^^^^^
Dec 01 16:34:03.348 INFO [stderr] 
Dec 01 16:34:03.348 INFO [stderr] warning: method is never used: `is_blocked`
Dec 01 16:34:03.348 INFO [stderr]   --> src/puzzle.rs:12:5
Dec 01 16:34:03.348 INFO [stderr]    |
Dec 01 16:34:03.348 INFO [stderr] 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Dec 01 16:34:03.348 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.348 INFO [stderr] 
Dec 01 16:34:03.348 INFO [stderr] warning: variant is never constructed: `Complete`
Dec 01 16:34:03.348 INFO [stderr]   --> src/puzzle.rs:77:5
Dec 01 16:34:03.348 INFO [stderr]    |
Dec 01 16:34:03.348 INFO [stderr] 77 |     Complete,
Dec 01 16:34:03.348 INFO [stderr]    |     ^^^^^^^^
Dec 01 16:34:03.348 INFO [stderr] 
Dec 01 16:34:03.348 INFO [stderr] warning: method is never used: `set_walls`
Dec 01 16:34:03.348 INFO [stderr]    --> src/puzzle.rs:126:5
Dec 01 16:34:03.348 INFO [stderr]     |
Dec 01 16:34:03.348 INFO [stderr] 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Dec 01 16:34:03.349 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 01 16:34:03.349 INFO [stderr] 
Dec 01 16:34:03.349 INFO [stderr] warning: unused arithmetic operation that must be used
Dec 01 16:34:03.349 INFO [stderr]   --> src/util.rs:39:9
Dec 01 16:34:03.349 INFO [stderr]    |
Dec 01 16:34:03.349 INFO [stderr] 39 |         self + dir;
Dec 01 16:34:03.349 INFO [stderr]    |         ^^^^^^^^^^
Dec 01 16:34:03.350 INFO [stderr]    |
Dec 01 16:34:03.350 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 01 16:34:03.350 INFO [stderr] 
Dec 01 16:34:03.940 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Dec 01 16:34:03.943 INFO [stderr] su: No module specific data is present
Dec 01 16:34:05.011 INFO running `"docker" "inspect" "bb969166f41c2a89c643eb841a86ffe2dc1e6e26da75274ea460aa6626557230"`
Dec 01 16:34:05.218 INFO running `"docker" "rm" "-f" "bb969166f41c2a89c643eb841a86ffe2dc1e6e26da75274ea460aa6626557230"`
Dec 01 16:34:05.459 INFO [stdout] bb969166f41c2a89c643eb841a86ffe2dc1e6e26da75274ea460aa6626557230
Dec 01 16:34:05.467 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-4/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/beta-1.31-5/master#8940af3cea4a9a9deabcaf843b2f8cad9a83fc61:/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 +8940af3cea4a9a9deabcaf843b2f8cad9a83fc61-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 01 16:34:05.769 INFO [stdout] 5ce98b43998d97f7b2839beedabf0b03eeb23a3dcc931bc60859c89dfe293094
Dec 01 16:34:05.771 INFO running `"docker" "start" "-a" "5ce98b43998d97f7b2839beedabf0b03eeb23a3dcc931bc60859c89dfe293094"`
Dec 01 16:34:06.329 INFO [stderr] usermod: no changes
Dec 01 16:34:06.376 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
Dec 01 16:34:06.376 INFO [stderr]      Running /target/debug/deps/niwa_rs-1934bf2daf088069
Dec 01 16:34:06.383 INFO [stderr] su: No module specific data is present
Dec 01 16:34:06.383 INFO [stdout] 
Dec 01 16:34:06.383 INFO [stdout] running 0 tests
Dec 01 16:34:06.383 INFO [stdout] 
Dec 01 16:34:06.383 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 01 16:34:06.383 INFO [stdout] 
Dec 01 16:34:06.766 INFO running `"docker" "inspect" "5ce98b43998d97f7b2839beedabf0b03eeb23a3dcc931bc60859c89dfe293094"`
Dec 01 16:34:07.021 INFO running `"docker" "rm" "-f" "5ce98b43998d97f7b2839beedabf0b03eeb23a3dcc931bc60859c89dfe293094"`
Dec 01 16:34:07.339 INFO [stdout] 5ce98b43998d97f7b2839beedabf0b03eeb23a3dcc931bc60859c89dfe293094
