Sep 01 17:26:42.375 INFO checking Lireer/ricochet-robot-solver against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 17:26:42.375 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 17:26:42.375 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 17:26:42.602 INFO blam! 174436b0947fded1cc30f972b26791232055fb569327df5f52b13bfd44562822
Sep 01 17:26:42.604 INFO running `"docker" "start" "-a" "174436b0947fded1cc30f972b26791232055fb569327df5f52b13bfd44562822"`
Sep 01 17:26:43.483 INFO kablam!     Checking num-complex v0.1.36
Sep 01 17:26:43.490 INFO kablam!     Checking ricochet_board v0.1.0 (file:///source/ricochet_board)
Sep 01 17:26:43.491 INFO kablam!     Checking num-bigint v0.1.36
Sep 01 17:26:44.825 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:26:44.825 INFO kablam!    --> ricochet_board/src/lib.rs:261:19
Sep 01 17:26:44.825 INFO kablam!     |
Sep 01 17:26:44.825 INFO kablam! 261 |     fn fmt(&self, mut fmt: &mut fmt::Formatter) -> fmt::Result {
Sep 01 17:26:44.825 INFO kablam!     |                   ----^^^
Sep 01 17:26:44.825 INFO kablam!     |                   |
Sep 01 17:26:44.825 INFO kablam!     |                   help: remove this `mut`
Sep 01 17:26:44.826 INFO kablam!     |
Sep 01 17:26:44.826 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 17:26:44.826 INFO kablam! 
Sep 01 17:26:44.828 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:26:44.829 INFO kablam!    --> ricochet_board/src/lib.rs:272:19
Sep 01 17:26:44.829 INFO kablam!     |
Sep 01 17:26:44.829 INFO kablam! 272 |     fn fmt(&self, mut fmt: &mut fmt::Formatter) -> fmt::Result {
Sep 01 17:26:44.829 INFO kablam!     |                   ----^^^
Sep 01 17:26:44.829 INFO kablam!     |                   |
Sep 01 17:26:44.829 INFO kablam!     |                   help: remove this `mut`
Sep 01 17:26:44.829 INFO kablam! 
Sep 01 17:26:45.800 INFO kablam!     Checking num-rational v0.1.36
Sep 01 17:26:46.690 INFO kablam!     Checking num v0.1.37
Sep 01 17:26:46.932 INFO kablam!     Checking ricochet_solver v0.1.0 (file:///source/ricochet_solver)
Sep 01 17:26:47.556 INFO kablam! warning: variable does not need to be mutable
Sep 01 17:26:47.556 INFO kablam!    --> ricochet_solver/src/lib.rs:233:9
Sep 01 17:26:47.556 INFO kablam!     |
Sep 01 17:26:47.556 INFO kablam! 233 |         mut visited_pos: &mut Vec<Vec<RobotPositions>>)
Sep 01 17:26:47.556 INFO kablam!     |         ----^^^^^^^^^^^
Sep 01 17:26:47.556 INFO kablam!     |         |
Sep 01 17:26:47.556 INFO kablam!     |         help: remove this `mut`
Sep 01 17:26:47.557 INFO kablam!     |
Sep 01 17:26:47.557 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 17:26:47.557 INFO kablam! 
Sep 01 17:26:47.558 INFO kablam! warning: function is never used: `database_solve`
Sep 01 17:26:47.558 INFO kablam!    --> ricochet_solver/src/lib.rs:82:1
Sep 01 17:26:47.558 INFO kablam!     |
Sep 01 17:26:47.558 INFO kablam! 82  | / fn database_solve(board: &Board,
Sep 01 17:26:47.558 INFO kablam! 83  | |                   positions: RobotPositions,
Sep 01 17:26:47.558 INFO kablam! 84  | |                   target: Target,
Sep 01 17:26:47.558 INFO kablam! 85  | |                   targetx: usize,
Sep 01 17:26:47.558 INFO kablam! ...   |
Sep 01 17:26:47.558 INFO kablam! 121 | |     unreachable!()
Sep 01 17:26:47.558 INFO kablam! 122 | | }
Sep 01 17:26:47.558 INFO kablam!     | |_^
Sep 01 17:26:47.558 INFO kablam!     |
Sep 01 17:26:47.558 INFO kablam!     = note: #[warn(dead_code)] on by default
Sep 01 17:26:47.558 INFO kablam! 
Sep 01 17:26:47.589 INFO kablam!     Checking ricochet v0.1.0 (file:///source)
Sep 01 17:26:48.871 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 5.47s
Sep 01 17:26:48.874 INFO kablam! su: No module specific data is present
Sep 01 17:26:49.287 INFO running `"docker" "rm" "-f" "174436b0947fded1cc30f972b26791232055fb569327df5f52b13bfd44562822"`
Sep 01 17:26:49.402 INFO blam! 174436b0947fded1cc30f972b26791232055fb569327df5f52b13bfd44562822