Nov 01 18:14:36.938 INFO checking puzzle-solver-0.4.1 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 18:14:36.938 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-5/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 01 18:14:37.429 INFO blam! efc6a15cf68898bfad0acf1c18ca0391f39ab61c48b18ead772a5336a7a8689d
Nov 01 18:14:37.434 INFO running `"docker" "start" "-a" "efc6a15cf68898bfad0acf1c18ca0391f39ab61c48b18ead772a5336a7a8689d"`
Nov 01 18:14:38.385 INFO kablam! usermod: no changes
Nov 01 18:14:38.477 INFO kablam!     Checking num-rational v0.1.42
Nov 01 18:14:39.404 INFO kablam!     Checking puzzle-solver v0.4.1 (/source)
Nov 01 18:14:40.620 INFO kablam! warning: variable does not need to be mutable
Nov 01 18:14:40.620 INFO kablam!    --> src/puzzle.rs:898:21
Nov 01 18:14:40.620 INFO kablam!     |
Nov 01 18:14:40.620 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Nov 01 18:14:40.620 INFO kablam!     |                     ----^
Nov 01 18:14:40.620 INFO kablam!     |                     |
Nov 01 18:14:40.620 INFO kablam!     |                     help: remove this `mut`
Nov 01 18:14:40.620 INFO kablam!     |
Nov 01 18:14:40.620 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 18:14:40.620 INFO kablam! 
Nov 01 18:14:40.620 INFO kablam! warning: variable does not need to be mutable
Nov 01 18:14:40.620 INFO kablam!    --> src/puzzle.rs:898:14
Nov 01 18:14:40.620 INFO kablam!     |
Nov 01 18:14:40.620 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Nov 01 18:14:40.621 INFO kablam!     |              ----^
Nov 01 18:14:40.621 INFO kablam!     |              |
Nov 01 18:14:40.621 INFO kablam!     |              help: remove this `mut`
Nov 01 18:14:40.621 INFO kablam! 
Nov 01 18:14:42.276 INFO kablam! warning: variable does not need to be mutable
Nov 01 18:14:42.276 INFO kablam!    --> src/puzzle.rs:898:21
Nov 01 18:14:42.276 INFO kablam!     |
Nov 01 18:14:42.276 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Nov 01 18:14:42.276 INFO kablam!     |                     ----^
Nov 01 18:14:42.276 INFO kablam!     |                     |
Nov 01 18:14:42.276 INFO kablam!     |                     help: remove this `mut`
Nov 01 18:14:42.304 INFO kablam!     |
Nov 01 18:14:42.304 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 18:14:42.304 INFO kablam! 
Nov 01 18:14:42.304 INFO kablam! warning: variable does not need to be mutable
Nov 01 18:14:42.304 INFO kablam!    --> src/puzzle.rs:898:14
Nov 01 18:14:42.304 INFO kablam!     |
Nov 01 18:14:42.304 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Nov 01 18:14:42.304 INFO kablam!     |              ----^
Nov 01 18:14:42.304 INFO kablam!     |              |
Nov 01 18:14:42.304 INFO kablam!     |              help: remove this `mut`
Nov 01 18:14:42.304 INFO kablam! 
Nov 01 18:14:48.701 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.27s
Nov 01 18:14:48.708 INFO kablam! su: No module specific data is present
Nov 01 18:14:49.238 INFO running `"docker" "rm" "-f" "efc6a15cf68898bfad0acf1c18ca0391f39ab61c48b18ead772a5336a7a8689d"`
Nov 01 18:14:49.390 INFO blam! efc6a15cf68898bfad0acf1c18ca0391f39ab61c48b18ead772a5336a7a8689d