Dec 19 16:29:17.497 INFO checking gluyas/niwa-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955 Dec 19 16:29:17.497 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/gluyas/niwa-rs:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"` Dec 19 16:29:17.959 INFO [stdout] b7a3b5a5f1e02c66c1acb859bbec9db7909130862c8b73bdb9f1c2f18cdb3068 Dec 19 16:29:17.962 INFO running `"docker" "start" "-a" "b7a3b5a5f1e02c66c1acb859bbec9db7909130862c8b73bdb9f1c2f18cdb3068"` Dec 19 16:29:19.772 INFO [stderr] Checking niwa-rs v0.1.0 (/opt/crater/workdir) Dec 19 16:29:20.133 INFO [stderr] warning: unnecessary parentheses around assigned value Dec 19 16:29:20.134 INFO [stderr] --> src/util.rs:70:18 Dec 19 16:29:20.134 INFO [stderr] | Dec 19 16:29:20.134 INFO [stderr] 70 | *self += (-rhs.into()); Dec 19 16:29:20.134 INFO [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses Dec 19 16:29:20.134 INFO [stderr] | Dec 19 16:29:20.134 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 19 16:29:20.134 INFO [stderr] Dec 19 16:29:20.311 INFO [stderr] warning: unnecessary parentheses around assigned value Dec 19 16:29:20.311 INFO [stderr] --> src/util.rs:70:18 Dec 19 16:29:20.311 INFO [stderr] | Dec 19 16:29:20.311 INFO [stderr] 70 | *self += (-rhs.into()); Dec 19 16:29:20.311 INFO [stderr] | ^^^^^^^^^^^^^ help: remove these parentheses Dec 19 16:29:20.311 INFO [stderr] | Dec 19 16:29:20.311 INFO [stderr] = note: #[warn(unused_parens)] on by default Dec 19 16:29:20.311 INFO [stderr] Dec 19 16:29:20.584 INFO [stderr] warning: method is never used: `nudge` Dec 19 16:29:20.585 INFO [stderr] --> src/util.rs:38:5 Dec 19 16:29:20.585 INFO [stderr] | Dec 19 16:29:20.585 INFO [stderr] 38 | pub fn nudge(self, dir: Direction) { Dec 19 16:29:20.586 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.586 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `snap_to_edge` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:136:5 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 136 | pub fn snap_to_edge > (mut self, dir: Direction, bounds: P) -> GridIndex { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `iter_rect` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:151:5 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 151 | pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `is_within` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:161:5 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 161 | pub fn is_within > (self, bound: P) -> bool { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `component_add` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:165:5 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 165 | pub fn component_add > (self, other: P) -> GridIndex { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `component_diff` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:170:5 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 170 | pub fn component_diff > (self, other: P) -> GridIndex { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: struct is never constructed: `RectIterator` Dec 19 16:29:20.587 INFO [stderr] --> src/util.rs:234:1 Dec 19 16:29:20.587 INFO [stderr] | Dec 19 16:29:20.587 INFO [stderr] 234 | pub struct RectIterator { Dec 19 16:29:20.587 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.587 INFO [stderr] Dec 19 16:29:20.587 INFO [stderr] warning: method is never used: `new` Dec 19 16:29:20.588 INFO [stderr] --> src/util.rs:261:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 261 | pub fn new > (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self { Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: method is never used: `of` Dec 19 16:29:20.588 INFO [stderr] --> src/util.rs:323:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 323 | pub fn of > (size: P, val: T) -> Self { Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: variant is never constructed: `Dirt` Dec 19 16:29:20.588 INFO [stderr] --> src/world.rs:22:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 22 | Dirt, Dec 19 16:29:20.588 INFO [stderr] | ^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: variant is never constructed: `Sand` Dec 19 16:29:20.588 INFO [stderr] --> src/world.rs:23:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 23 | Sand, Dec 19 16:29:20.588 INFO [stderr] | ^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: variant is never constructed: `Stone` Dec 19 16:29:20.588 INFO [stderr] --> src/world.rs:24:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 24 | Stone, Dec 19 16:29:20.588 INFO [stderr] | ^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: variant is never constructed: `Water` Dec 19 16:29:20.588 INFO [stderr] --> src/world.rs:25:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 25 | Water, Dec 19 16:29:20.588 INFO [stderr] | ^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: method is never used: `is_blocked` Dec 19 16:29:20.588 INFO [stderr] --> src/puzzle.rs:12:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 12 | pub fn is_blocked > (&self, pos: P, dir: Direction) -> Option { Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: variant is never constructed: `Complete` Dec 19 16:29:20.588 INFO [stderr] --> src/puzzle.rs:77:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 77 | Complete, Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: method is never used: `set_walls` Dec 19 16:29:20.588 INFO [stderr] --> src/puzzle.rs:126:5 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 126 | pub fn set_walls(&mut self, dirs: &[Direction]) { Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.588 INFO [stderr] warning: unused arithmetic operation that must be used Dec 19 16:29:20.588 INFO [stderr] --> src/util.rs:39:9 Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] 39 | self + dir; Dec 19 16:29:20.588 INFO [stderr] | ^^^^^^^^^^ Dec 19 16:29:20.588 INFO [stderr] | Dec 19 16:29:20.588 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 16:29:20.588 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `nudge` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:38:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 38 | pub fn nudge(self, dir: Direction) { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] = note: #[warn(dead_code)] on by default Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `snap_to_edge` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:136:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 136 | pub fn snap_to_edge > (mut self, dir: Direction, bounds: P) -> GridIndex { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `iter_rect` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:151:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 151 | pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `is_within` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:161:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 161 | pub fn is_within > (self, bound: P) -> bool { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `component_add` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:165:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 165 | pub fn component_add > (self, other: P) -> GridIndex { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `component_diff` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:170:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 170 | pub fn component_diff > (self, other: P) -> GridIndex { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: struct is never constructed: `RectIterator` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:234:1 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 234 | pub struct RectIterator { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `new` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:261:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 261 | pub fn new > (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: method is never used: `of` Dec 19 16:29:20.634 INFO [stderr] --> src/util.rs:323:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 323 | pub fn of > (size: P, val: T) -> Self { Dec 19 16:29:20.634 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: variant is never constructed: `Dirt` Dec 19 16:29:20.634 INFO [stderr] --> src/world.rs:22:5 Dec 19 16:29:20.634 INFO [stderr] | Dec 19 16:29:20.634 INFO [stderr] 22 | Dirt, Dec 19 16:29:20.634 INFO [stderr] | ^^^^ Dec 19 16:29:20.634 INFO [stderr] Dec 19 16:29:20.634 INFO [stderr] warning: variant is never constructed: `Sand` Dec 19 16:29:20.634 INFO [stderr] --> src/world.rs:23:5 Dec 19 16:29:20.635 INFO [stderr] | Dec 19 16:29:20.635 INFO [stderr] 23 | Sand, Dec 19 16:29:20.635 INFO [stderr] | ^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: variant is never constructed: `Stone` Dec 19 16:29:20.640 INFO [stderr] --> src/world.rs:24:5 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 24 | Stone, Dec 19 16:29:20.640 INFO [stderr] | ^^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: variant is never constructed: `Water` Dec 19 16:29:20.640 INFO [stderr] --> src/world.rs:25:5 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 25 | Water, Dec 19 16:29:20.640 INFO [stderr] | ^^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: method is never used: `is_blocked` Dec 19 16:29:20.640 INFO [stderr] --> src/puzzle.rs:12:5 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 12 | pub fn is_blocked > (&self, pos: P, dir: Direction) -> Option { Dec 19 16:29:20.640 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: variant is never constructed: `Complete` Dec 19 16:29:20.640 INFO [stderr] --> src/puzzle.rs:77:5 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 77 | Complete, Dec 19 16:29:20.640 INFO [stderr] | ^^^^^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: method is never used: `set_walls` Dec 19 16:29:20.640 INFO [stderr] --> src/puzzle.rs:126:5 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 126 | pub fn set_walls(&mut self, dirs: &[Direction]) { Dec 19 16:29:20.640 INFO [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.640 INFO [stderr] warning: unused arithmetic operation that must be used Dec 19 16:29:20.640 INFO [stderr] --> src/util.rs:39:9 Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] 39 | self + dir; Dec 19 16:29:20.640 INFO [stderr] | ^^^^^^^^^^ Dec 19 16:29:20.640 INFO [stderr] | Dec 19 16:29:20.640 INFO [stderr] = note: #[warn(unused_must_use)] on by default Dec 19 16:29:20.640 INFO [stderr] Dec 19 16:29:20.704 INFO [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s Dec 19 16:29:21.650 INFO running `"docker" "inspect" "b7a3b5a5f1e02c66c1acb859bbec9db7909130862c8b73bdb9f1c2f18cdb3068"` Dec 19 16:29:22.070 INFO running `"docker" "rm" "-f" "b7a3b5a5f1e02c66c1acb859bbec9db7909130862c8b73bdb9f1c2f18cdb3068"` Dec 19 16:29:22.336 INFO [stdout] b7a3b5a5f1e02c66c1acb859bbec9db7909130862c8b73bdb9f1c2f18cdb3068