Oct 12 21:05:46.758 INFO checking gluyas/niwa-rs against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 21:05:46.758 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-6/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-6/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-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"`
Oct 12 21:05:47.048 INFO blam! 75db288920e94b19ce6d70e63305a1d05ebc59d130e270865a18d8c8ff43c44d
Oct 12 21:05:47.060 INFO running `"docker" "start" "-a" "75db288920e94b19ce6d70e63305a1d05ebc59d130e270865a18d8c8ff43c44d"`
Oct 12 21:05:48.113 INFO kablam! usermod: no changes
Oct 12 21:05:48.168 INFO kablam!     Checking niwa-rs v0.1.0 (/source)
Oct 12 21:05:48.760 INFO kablam! warning: unnecessary parentheses around assigned value
Oct 12 21:05:48.760 INFO kablam!   --> src/util.rs:70:18
Oct 12 21:05:48.760 INFO kablam!    |
Oct 12 21:05:48.760 INFO kablam! 70 |         *self += (-rhs.into());
Oct 12 21:05:48.760 INFO kablam!    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 21:05:48.760 INFO kablam!    |
Oct 12 21:05:48.760 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 12 21:05:48.760 INFO kablam! 
Oct 12 21:05:48.827 INFO kablam! warning: unnecessary parentheses around assigned value
Oct 12 21:05:48.827 INFO kablam!   --> src/util.rs:70:18
Oct 12 21:05:48.827 INFO kablam!    |
Oct 12 21:05:48.827 INFO kablam! 70 |         *self += (-rhs.into());
Oct 12 21:05:48.827 INFO kablam!    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Oct 12 21:05:48.827 INFO kablam!    |
Oct 12 21:05:48.827 INFO kablam!    = note: #[warn(unused_parens)] on by default
Oct 12 21:05:48.827 INFO kablam! 
Oct 12 21:05:49.083 INFO kablam! warning: method is never used: `nudge`
Oct 12 21:05:49.083 INFO kablam!   --> src/util.rs:38:5
Oct 12 21:05:49.083 INFO kablam!    |
Oct 12 21:05:49.083 INFO kablam! 38 |     pub fn nudge(self, dir: Direction) {
Oct 12 21:05:49.083 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.083 INFO kablam!    |
Oct 12 21:05:49.083 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 21:05:49.083 INFO kablam! 
Oct 12 21:05:49.083 INFO kablam! warning: method is never used: `snap_to_edge`
Oct 12 21:05:49.083 INFO kablam!    --> src/util.rs:136:5
Oct 12 21:05:49.083 INFO kablam!     |
Oct 12 21:05:49.083 INFO kablam! 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Oct 12 21:05:49.083 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.083 INFO kablam! 
Oct 12 21:05:49.083 INFO kablam! warning: method is never used: `iter_rect`
Oct 12 21:05:49.083 INFO kablam!    --> src/util.rs:151:5
Oct 12 21:05:49.084 INFO kablam!     |
Oct 12 21:05:49.084 INFO kablam! 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Oct 12 21:05:49.084 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.084 INFO kablam! 
Oct 12 21:05:49.084 INFO kablam! warning: method is never used: `is_within`
Oct 12 21:05:49.084 INFO kablam!    --> src/util.rs:161:5
Oct 12 21:05:49.084 INFO kablam!     |
Oct 12 21:05:49.084 INFO kablam! 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Oct 12 21:05:49.084 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.084 INFO kablam! 
Oct 12 21:05:49.084 INFO kablam! warning: method is never used: `component_add`
Oct 12 21:05:49.084 INFO kablam!    --> src/util.rs:165:5
Oct 12 21:05:49.084 INFO kablam!     |
Oct 12 21:05:49.084 INFO kablam! 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Oct 12 21:05:49.084 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.084 INFO kablam! 
Oct 12 21:05:49.084 INFO kablam! warning: method is never used: `component_diff`
Oct 12 21:05:49.084 INFO kablam!    --> src/util.rs:170:5
Oct 12 21:05:49.084 INFO kablam!     |
Oct 12 21:05:49.084 INFO kablam! 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Oct 12 21:05:49.084 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.084 INFO kablam! 
Oct 12 21:05:49.084 INFO kablam! warning: struct is never constructed: `RectIterator`
Oct 12 21:05:49.085 INFO kablam!    --> src/util.rs:234:1
Oct 12 21:05:49.085 INFO kablam!     |
Oct 12 21:05:49.085 INFO kablam! 234 | pub struct RectIterator {
Oct 12 21:05:49.085 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.085 INFO kablam! 
Oct 12 21:05:49.085 INFO kablam! warning: method is never used: `new`
Oct 12 21:05:49.085 INFO kablam!    --> src/util.rs:261:5
Oct 12 21:05:49.085 INFO kablam!     |
Oct 12 21:05:49.086 INFO kablam! 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Oct 12 21:05:49.086 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.086 INFO kablam! 
Oct 12 21:05:49.086 INFO kablam! warning: method is never used: `of`
Oct 12 21:05:49.086 INFO kablam!    --> src/util.rs:323:5
Oct 12 21:05:49.086 INFO kablam!     |
Oct 12 21:05:49.086 INFO kablam! 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Oct 12 21:05:49.086 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.087 INFO kablam! 
Oct 12 21:05:49.087 INFO kablam! warning: variant is never constructed: `Dirt`
Oct 12 21:05:49.087 INFO kablam!   --> src/world.rs:22:5
Oct 12 21:05:49.088 INFO kablam!    |
Oct 12 21:05:49.088 INFO kablam! 22 |     Dirt,
Oct 12 21:05:49.088 INFO kablam!    |     ^^^^
Oct 12 21:05:49.088 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: variant is never constructed: `Sand`
Oct 12 21:05:49.090 INFO kablam!   --> src/world.rs:23:5
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 23 |     Sand,
Oct 12 21:05:49.090 INFO kablam!    |     ^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: variant is never constructed: `Stone`
Oct 12 21:05:49.090 INFO kablam!   --> src/world.rs:24:5
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 24 |     Stone,
Oct 12 21:05:49.090 INFO kablam!    |     ^^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: variant is never constructed: `Water`
Oct 12 21:05:49.090 INFO kablam!   --> src/world.rs:25:5
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 25 |     Water,
Oct 12 21:05:49.090 INFO kablam!    |     ^^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: method is never used: `is_blocked`
Oct 12 21:05:49.090 INFO kablam!   --> src/puzzle.rs:12:5
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Oct 12 21:05:49.090 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: variant is never constructed: `Complete`
Oct 12 21:05:49.090 INFO kablam!   --> src/puzzle.rs:77:5
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 77 |     Complete,
Oct 12 21:05:49.090 INFO kablam!    |     ^^^^^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: method is never used: `set_walls`
Oct 12 21:05:49.090 INFO kablam!    --> src/puzzle.rs:126:5
Oct 12 21:05:49.090 INFO kablam!     |
Oct 12 21:05:49.090 INFO kablam! 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Oct 12 21:05:49.090 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.090 INFO kablam! 
Oct 12 21:05:49.090 INFO kablam! warning: unused arithmetic operation which must be used
Oct 12 21:05:49.090 INFO kablam!   --> src/util.rs:39:9
Oct 12 21:05:49.090 INFO kablam!    |
Oct 12 21:05:49.090 INFO kablam! 39 |         self + dir;
Oct 12 21:05:49.090 INFO kablam!    |         ^^^^^^^^^^
Oct 12 21:05:49.095 INFO kablam!    |
Oct 12 21:05:49.095 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 21:05:49.095 INFO kablam! 
Oct 12 21:05:49.095 INFO kablam! warning: method is never used: `nudge`
Oct 12 21:05:49.095 INFO kablam!   --> src/util.rs:38:5
Oct 12 21:05:49.095 INFO kablam!    |
Oct 12 21:05:49.096 INFO kablam! 38 |     pub fn nudge(self, dir: Direction) {
Oct 12 21:05:49.096 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.108 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `snap_to_edge`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:136:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 136 |     pub fn snap_to_edge <P: Into<GridIndex>> (mut self, dir: Direction, bounds: P) -> GridIndex {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `iter_rect`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:151:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 151 |     pub fn iter_rect(self, dir_primary: Direction, dir_secondary: Direction) -> RectIterator {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `is_within`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:161:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 161 |     pub fn is_within <P: Into<GridIndex>> (self, bound: P) -> bool {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `component_add`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:165:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 165 |     pub fn component_add <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `component_diff`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:170:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 170 |     pub fn component_diff <P: Into<GridIndex>> (self, other: P) -> GridIndex {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: struct is never constructed: `RectIterator`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:234:1
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 234 | pub struct RectIterator {
Oct 12 21:05:49.109 INFO kablam!     | ^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `new`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:261:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 261 |     pub fn new <P: Into<GridIndex>> (range: P, dir_primary: Direction, dir_secondary: Direction) -> Self {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `of`
Oct 12 21:05:49.109 INFO kablam!    --> src/util.rs:323:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 323 |     pub fn of <P: Into<GridIndex>> (size: P, val: T) -> Self {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: variant is never constructed: `Dirt`
Oct 12 21:05:49.109 INFO kablam!   --> src/world.rs:22:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 22 |     Dirt,
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: variant is never constructed: `Sand`
Oct 12 21:05:49.109 INFO kablam!   --> src/world.rs:23:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 23 |     Sand,
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: variant is never constructed: `Stone`
Oct 12 21:05:49.109 INFO kablam!   --> src/world.rs:24:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 24 |     Stone,
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: variant is never constructed: `Water`
Oct 12 21:05:49.109 INFO kablam!   --> src/world.rs:25:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 25 |     Water,
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `is_blocked`
Oct 12 21:05:49.109 INFO kablam!   --> src/puzzle.rs:12:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 12 |     pub fn is_blocked <P: Into<GridIndex>> (&self, pos: P, dir: Direction) -> Option<PuzzleId> {
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: variant is never constructed: `Complete`
Oct 12 21:05:49.109 INFO kablam!   --> src/puzzle.rs:77:5
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 77 |     Complete,
Oct 12 21:05:49.109 INFO kablam!    |     ^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: method is never used: `set_walls`
Oct 12 21:05:49.109 INFO kablam!    --> src/puzzle.rs:126:5
Oct 12 21:05:49.109 INFO kablam!     |
Oct 12 21:05:49.109 INFO kablam! 126 |     pub fn set_walls(&mut self, dirs: &[Direction]) {
Oct 12 21:05:49.109 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam! 
Oct 12 21:05:49.109 INFO kablam! warning: unused arithmetic operation which must be used
Oct 12 21:05:49.109 INFO kablam!   --> src/util.rs:39:9
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam! 39 |         self + dir;
Oct 12 21:05:49.109 INFO kablam!    |         ^^^^^^^^^^
Oct 12 21:05:49.109 INFO kablam!    |
Oct 12 21:05:49.109 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Oct 12 21:05:49.110 INFO kablam! 
Oct 12 21:05:49.144 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Oct 12 21:05:49.144 INFO kablam! su: No module specific data is present
Oct 12 21:05:49.793 INFO running `"docker" "rm" "-f" "75db288920e94b19ce6d70e63305a1d05ebc59d130e270865a18d8c8ff43c44d"`
Oct 12 21:05:50.112 INFO blam! 75db288920e94b19ce6d70e63305a1d05ebc59d130e270865a18d8c8ff43c44d