Jul 12 01:36:30.507 INFO checking puzzle-solver-0.4.1 against try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255 for pr-52234
Jul 12 01:36:30.507 INFO running: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 01:36:30.507 INFO creating container for: cargo +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets
Jul 12 01:36:30.507 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-52234/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-52234/worker-1/try#d39a6f7eddafd45dcc60e99001b8cd08c2bd3255:/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 +d39a6f7eddafd45dcc60e99001b8cd08c2bd3255-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Jul 12 01:36:30.850 INFO blam! ea6d93439ab60757d396f38d534ffc1ece80842673ed1f7aa714074d3c59113c
Jul 12 01:36:30.852 INFO running `"docker" "start" "-a" "ea6d93439ab60757d396f38d534ffc1ece80842673ed1f7aa714074d3c59113c"`
Jul 12 01:36:31.808 INFO kablam!     Checking num-rational v0.1.42
Jul 12 01:36:33.335 INFO kablam!     Checking puzzle-solver v0.4.1 (file:///source)
Jul 12 01:36:35.512 INFO kablam! warning: variable does not need to be mutable
Jul 12 01:36:35.512 INFO kablam!    --> src/puzzle.rs:898:14
Jul 12 01:36:35.512 INFO kablam!     |
Jul 12 01:36:35.513 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Jul 12 01:36:35.513 INFO kablam!     |              ----^
Jul 12 01:36:35.513 INFO kablam!     |              |
Jul 12 01:36:35.513 INFO kablam!     |              help: remove this `mut`
Jul 12 01:36:35.513 INFO kablam!     |
Jul 12 01:36:35.513 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 12 01:36:35.513 INFO kablam! 
Jul 12 01:36:35.514 INFO kablam! warning: variable does not need to be mutable
Jul 12 01:36:35.514 INFO kablam!    --> src/puzzle.rs:898:21
Jul 12 01:36:35.514 INFO kablam!     |
Jul 12 01:36:35.514 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Jul 12 01:36:35.514 INFO kablam!     |                     ----^
Jul 12 01:36:35.514 INFO kablam!     |                     |
Jul 12 01:36:35.514 INFO kablam!     |                     help: remove this `mut`
Jul 12 01:36:35.514 INFO kablam! 
Jul 12 01:36:38.152 INFO kablam! warning: variable does not need to be mutable
Jul 12 01:36:38.152 INFO kablam!    --> src/puzzle.rs:898:14
Jul 12 01:36:38.152 INFO kablam!     |
Jul 12 01:36:38.152 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Jul 12 01:36:38.152 INFO kablam!     |              ----^
Jul 12 01:36:38.152 INFO kablam!     |              |
Jul 12 01:36:38.152 INFO kablam!     |              help: remove this `mut`
Jul 12 01:36:38.152 INFO kablam!     |
Jul 12 01:36:38.152 INFO kablam!     = note: #[warn(unused_mut)] on by default
Jul 12 01:36:38.152 INFO kablam! 
Jul 12 01:36:38.153 INFO kablam! warning: variable does not need to be mutable
Jul 12 01:36:38.153 INFO kablam!    --> src/puzzle.rs:898:21
Jul 12 01:36:38.153 INFO kablam!     |
Jul 12 01:36:38.153 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Jul 12 01:36:38.153 INFO kablam!     |                     ----^
Jul 12 01:36:38.153 INFO kablam!     |                     |
Jul 12 01:36:38.153 INFO kablam!     |                     help: remove this `mut`
Jul 12 01:36:38.153 INFO kablam! 
Jul 12 01:36:42.787 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 11.02s
Jul 12 01:36:42.801 INFO kablam! su: No module specific data is present
Jul 12 01:36:43.588 INFO running `"docker" "rm" "-f" "ea6d93439ab60757d396f38d534ffc1ece80842673ed1f7aa714074d3c59113c"`
Jul 12 01:36:43.763 INFO blam! ea6d93439ab60757d396f38d534ffc1ece80842673ed1f7aa714074d3c59113c