Aug 02 01:42:03.799 INFO checking puzzle-solver-0.4.1 against 1.27.2 for lazy_static-1
Aug 02 01:42:03.799 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:42:03.799 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:42:03.799 INFO running `"docker" "create" "-v" "/tmp/crater.HZM48s4BwXmi:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"`
Aug 02 01:42:04.064 INFO blam! 89f308d2eaa273aa96a721ec5dd6bee8bd7e859b6f05d601341801f71c644083
Aug 02 01:42:04.067 INFO running `"docker" "start" "-a" "89f308d2eaa273aa96a721ec5dd6bee8bd7e859b6f05d601341801f71c644083"`
Aug 02 01:42:05.180 INFO kablam!     Checking num-rational v0.1.42
Aug 02 01:42:06.496 INFO kablam!     Checking puzzle-solver v0.4.1 (file:///source)
Aug 02 01:42:08.274 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:42:08.274 INFO kablam!    --> src/puzzle.rs:898:21
Aug 02 01:42:08.274 INFO kablam!     |
Aug 02 01:42:08.274 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Aug 02 01:42:08.274 INFO kablam!     |                     ----^
Aug 02 01:42:08.274 INFO kablam!     |                     |
Aug 02 01:42:08.274 INFO kablam!     |                     help: remove this `mut`
Aug 02 01:42:08.274 INFO kablam!     |
Aug 02 01:42:08.274 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 01:42:08.274 INFO kablam! 
Aug 02 01:42:08.274 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:42:08.274 INFO kablam!    --> src/puzzle.rs:898:14
Aug 02 01:42:08.274 INFO kablam!     |
Aug 02 01:42:08.274 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Aug 02 01:42:08.274 INFO kablam!     |              ----^
Aug 02 01:42:08.274 INFO kablam!     |              |
Aug 02 01:42:08.274 INFO kablam!     |              help: remove this `mut`
Aug 02 01:42:08.274 INFO kablam! 
Aug 02 01:42:10.115 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:42:10.115 INFO kablam!    --> src/puzzle.rs:898:21
Aug 02 01:42:10.115 INFO kablam!     |
Aug 02 01:42:10.115 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Aug 02 01:42:10.115 INFO kablam!     |                     ----^
Aug 02 01:42:10.115 INFO kablam!     |                     |
Aug 02 01:42:10.115 INFO kablam!     |                     help: remove this `mut`
Aug 02 01:42:10.124 INFO kablam!     |
Aug 02 01:42:10.124 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 02 01:42:10.125 INFO kablam! 
Aug 02 01:42:10.126 INFO kablam! warning: variable does not need to be mutable
Aug 02 01:42:10.126 INFO kablam!    --> src/puzzle.rs:898:14
Aug 02 01:42:10.126 INFO kablam!     |
Aug 02 01:42:10.126 INFO kablam! 898 |         let (mut l, mut r) = slice.split_at_mut(b);
Aug 02 01:42:10.126 INFO kablam!     |              ----^
Aug 02 01:42:10.126 INFO kablam!     |              |
Aug 02 01:42:10.126 INFO kablam!     |              help: remove this `mut`
Aug 02 01:42:10.126 INFO kablam! 
Aug 02 01:42:15.713 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 10.64s
Aug 02 01:42:15.722 INFO kablam! su: No module specific data is present
Aug 02 01:42:16.337 INFO running `"docker" "rm" "-f" "89f308d2eaa273aa96a721ec5dd6bee8bd7e859b6f05d601341801f71c644083"`
Aug 02 01:42:16.506 INFO blam! 89f308d2eaa273aa96a721ec5dd6bee8bd7e859b6f05d601341801f71c644083