Nov 02 20:48:59.994 INFO checking Lireer/ricochet-robot-solver against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 20:48:59.994 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-4/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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"`
Nov 02 20:49:00.328 INFO blam! 4872c46e931cbd1cf2ba217afb4e57d45853a6958e6e1b2f798f94873fce9cc2
Nov 02 20:49:00.337 INFO running `"docker" "start" "-a" "4872c46e931cbd1cf2ba217afb4e57d45853a6958e6e1b2f798f94873fce9cc2"`
Nov 02 20:49:00.819 INFO kablam! usermod: no changes
Nov 02 20:49:00.864 INFO kablam!     Checking num-complex v0.1.36
Nov 02 20:49:00.864 INFO kablam!     Checking ricochet_board v0.1.0 (/source/ricochet_board)
Nov 02 20:49:00.864 INFO kablam!     Checking num-bigint v0.1.36
Nov 02 20:49:01.708 INFO kablam! warning: variable does not need to be mutable
Nov 02 20:49:01.708 INFO kablam!    --> ricochet_board/src/lib.rs:261:19
Nov 02 20:49:01.708 INFO kablam!     |
Nov 02 20:49:01.708 INFO kablam! 261 |     fn fmt(&self, mut fmt: &mut fmt::Formatter) -> fmt::Result {
Nov 02 20:49:01.708 INFO kablam!     |                   ----^^^
Nov 02 20:49:01.708 INFO kablam!     |                   |
Nov 02 20:49:01.708 INFO kablam!     |                   help: remove this `mut`
Nov 02 20:49:01.716 INFO kablam!     |
Nov 02 20:49:01.716 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 20:49:01.716 INFO kablam! 
Nov 02 20:49:01.716 INFO kablam! warning: variable does not need to be mutable
Nov 02 20:49:01.716 INFO kablam!    --> ricochet_board/src/lib.rs:272:19
Nov 02 20:49:01.716 INFO kablam!     |
Nov 02 20:49:01.716 INFO kablam! 272 |     fn fmt(&self, mut fmt: &mut fmt::Formatter) -> fmt::Result {
Nov 02 20:49:01.716 INFO kablam!     |                   ----^^^
Nov 02 20:49:01.716 INFO kablam!     |                   |
Nov 02 20:49:01.716 INFO kablam!     |                   help: remove this `mut`
Nov 02 20:49:01.716 INFO kablam! 
Nov 02 20:49:02.856 INFO kablam!     Checking num-rational v0.1.36
Nov 02 20:49:03.708 INFO kablam!     Checking num v0.1.37
Nov 02 20:49:04.304 INFO kablam!     Checking ricochet_solver v0.1.0 (/source/ricochet_solver)
Nov 02 20:49:05.252 INFO kablam! warning: variable does not need to be mutable
Nov 02 20:49:05.252 INFO kablam!    --> ricochet_solver/src/lib.rs:233:9
Nov 02 20:49:05.252 INFO kablam!     |
Nov 02 20:49:05.252 INFO kablam! 233 |         mut visited_pos: &mut Vec<Vec<RobotPositions>>)
Nov 02 20:49:05.252 INFO kablam!     |         ----^^^^^^^^^^^
Nov 02 20:49:05.252 INFO kablam!     |         |
Nov 02 20:49:05.252 INFO kablam!     |         help: remove this `mut`
Nov 02 20:49:05.252 INFO kablam!     |
Nov 02 20:49:05.252 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 02 20:49:05.252 INFO kablam! 
Nov 02 20:49:05.252 INFO kablam! warning: function is never used: `database_solve`
Nov 02 20:49:05.252 INFO kablam!    --> ricochet_solver/src/lib.rs:82:1
Nov 02 20:49:05.252 INFO kablam!     |
Nov 02 20:49:05.252 INFO kablam! 82  | / fn database_solve(board: &Board,
Nov 02 20:49:05.252 INFO kablam! 83  | |                   positions: RobotPositions,
Nov 02 20:49:05.252 INFO kablam! 84  | |                   target: Target,
Nov 02 20:49:05.252 INFO kablam! 85  | |                   targetx: usize,
Nov 02 20:49:05.252 INFO kablam! ...   |
Nov 02 20:49:05.253 INFO kablam! 121 | |     unreachable!()
Nov 02 20:49:05.253 INFO kablam! 122 | | }
Nov 02 20:49:05.253 INFO kablam!     | |_^
Nov 02 20:49:05.253 INFO kablam!     |
Nov 02 20:49:05.253 INFO kablam!     = note: #[warn(dead_code)] on by default
Nov 02 20:49:05.253 INFO kablam! 
Nov 02 20:49:05.286 INFO kablam!     Checking ricochet v0.1.0 (/source)
Nov 02 20:49:07.061 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.22s
Nov 02 20:49:07.065 INFO kablam! su: No module specific data is present
Nov 02 20:49:07.620 INFO running `"docker" "rm" "-f" "4872c46e931cbd1cf2ba217afb4e57d45853a6958e6e1b2f798f94873fce9cc2"`
Nov 02 20:49:07.762 INFO blam! 4872c46e931cbd1cf2ba217afb4e57d45853a6958e6e1b2f798f94873fce9cc2