Sep 01 20:37:06.497 INFO checking ttl_cache-0.3.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 01 20:37:06.497 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 20:37:06.497 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/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 20:37:06.746 INFO blam! 6247f913ab4b78769d166defe7897f19c3030032b94a2e421d6f79faa9b75452
Sep 01 20:37:06.748 INFO running `"docker" "start" "-a" "6247f913ab4b78769d166defe7897f19c3030032b94a2e421d6f79faa9b75452"`
Sep 01 20:37:07.692 INFO kablam!     Checking ttl_cache v0.3.0 (file:///source)
Sep 01 20:37:08.269 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.270 INFO kablam!    --> src/lib.rs:153:52
Sep 01 20:37:08.270 INFO kablam!     |
Sep 01 20:37:08.270 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 01 20:37:08.270 INFO kablam!     |                                                    ----^
Sep 01 20:37:08.270 INFO kablam!     |                                                    |
Sep 01 20:37:08.270 INFO kablam!     |                                                    help: remove this `mut`
Sep 01 20:37:08.270 INFO kablam!     |
Sep 01 20:37:08.270 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 20:37:08.270 INFO kablam! 
Sep 01 20:37:08.291 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.291 INFO kablam!    --> src/lib.rs:463:18
Sep 01 20:37:08.291 INFO kablam!     |
Sep 01 20:37:08.291 INFO kablam! 463 |             Some(mut entry) => {
Sep 01 20:37:08.292 INFO kablam!     |                  ----^^^^^
Sep 01 20:37:08.292 INFO kablam!     |                  |
Sep 01 20:37:08.292 INFO kablam!     |                  help: remove this `mut`
Sep 01 20:37:08.292 INFO kablam! 
Sep 01 20:37:08.293 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.293 INFO kablam!    --> src/lib.rs:482:18
Sep 01 20:37:08.293 INFO kablam!     |
Sep 01 20:37:08.293 INFO kablam! 482 |             Some(mut entry) => {
Sep 01 20:37:08.293 INFO kablam!     |                  ----^^^^^
Sep 01 20:37:08.293 INFO kablam!     |                  |
Sep 01 20:37:08.293 INFO kablam!     |                  help: remove this `mut`
Sep 01 20:37:08.293 INFO kablam! 
Sep 01 20:37:08.355 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.355 INFO kablam!    --> src/lib.rs:153:52
Sep 01 20:37:08.355 INFO kablam!     |
Sep 01 20:37:08.355 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 01 20:37:08.355 INFO kablam!     |                                                    ----^
Sep 01 20:37:08.355 INFO kablam!     |                                                    |
Sep 01 20:37:08.355 INFO kablam!     |                                                    help: remove this `mut`
Sep 01 20:37:08.355 INFO kablam!     |
Sep 01 20:37:08.355 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 01 20:37:08.355 INFO kablam! 
Sep 01 20:37:08.378 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.378 INFO kablam!    --> src/lib.rs:463:18
Sep 01 20:37:08.378 INFO kablam!     |
Sep 01 20:37:08.378 INFO kablam! 463 |             Some(mut entry) => {
Sep 01 20:37:08.378 INFO kablam!     |                  ----^^^^^
Sep 01 20:37:08.378 INFO kablam!     |                  |
Sep 01 20:37:08.378 INFO kablam!     |                  help: remove this `mut`
Sep 01 20:37:08.378 INFO kablam! 
Sep 01 20:37:08.380 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:37:08.380 INFO kablam!    --> src/lib.rs:482:18
Sep 01 20:37:08.380 INFO kablam!     |
Sep 01 20:37:08.380 INFO kablam! 482 |             Some(mut entry) => {
Sep 01 20:37:08.380 INFO kablam!     |                  ----^^^^^
Sep 01 20:37:08.380 INFO kablam!     |                  |
Sep 01 20:37:08.380 INFO kablam!     |                  help: remove this `mut`
Sep 01 20:37:08.380 INFO kablam! 
Sep 01 20:37:09.446 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Sep 01 20:37:09.450 INFO kablam! su: No module specific data is present
Sep 01 20:37:10.013 INFO running `"docker" "rm" "-f" "6247f913ab4b78769d166defe7897f19c3030032b94a2e421d6f79faa9b75452"`
Sep 01 20:37:10.181 INFO blam! 6247f913ab4b78769d166defe7897f19c3030032b94a2e421d6f79faa9b75452