Sep 21 01:28:36.297 INFO checking ttl_cache-0.3.0 against master#f7f4c500b46603386e940f116b469c7adc043a6d for pr-54394
Sep 21 01:28:36.297 INFO running: cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets
Sep 21 01:28:36.297 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-6/pr-54394/master#f7f4c500b46603386e940f116b469c7adc043a6d:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-6/master#f7f4c500b46603386e940f116b469c7adc043a6d:/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=1000" "-e" "CMD=cargo +f7f4c500b46603386e940f116b469c7adc043a6d-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 01:28:36.548 INFO blam! df170efb34e7be76e22661fc45e246e9994cb78b1c86e2583a57d393fc83646a
Sep 21 01:28:36.550 INFO running `"docker" "start" "-a" "df170efb34e7be76e22661fc45e246e9994cb78b1c86e2583a57d393fc83646a"`
Sep 21 01:28:37.980 INFO kablam! usermod: no changes
Sep 21 01:28:38.041 INFO kablam!     Checking ttl_cache v0.3.0 (/source)
Sep 21 01:28:38.338 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.338 INFO kablam!    --> src/lib.rs:153:52
Sep 21 01:28:38.338 INFO kablam!     |
Sep 21 01:28:38.338 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 21 01:28:38.338 INFO kablam!     |                                                    ----^
Sep 21 01:28:38.338 INFO kablam!     |                                                    |
Sep 21 01:28:38.338 INFO kablam!     |                                                    help: remove this `mut`
Sep 21 01:28:38.338 INFO kablam!     |
Sep 21 01:28:38.338 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 01:28:38.338 INFO kablam! 
Sep 21 01:28:38.346 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.346 INFO kablam!    --> src/lib.rs:463:18
Sep 21 01:28:38.346 INFO kablam!     |
Sep 21 01:28:38.346 INFO kablam! 463 |             Some(mut entry) => {
Sep 21 01:28:38.346 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.346 INFO kablam!     |                  |
Sep 21 01:28:38.346 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.346 INFO kablam! 
Sep 21 01:28:38.350 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.350 INFO kablam!    --> src/lib.rs:482:18
Sep 21 01:28:38.350 INFO kablam!     |
Sep 21 01:28:38.350 INFO kablam! 482 |             Some(mut entry) => {
Sep 21 01:28:38.350 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.350 INFO kablam!     |                  |
Sep 21 01:28:38.350 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.350 INFO kablam! 
Sep 21 01:28:38.438 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.438 INFO kablam!    --> src/lib.rs:153:52
Sep 21 01:28:38.438 INFO kablam!     |
Sep 21 01:28:38.438 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 21 01:28:38.438 INFO kablam!     |                                                    ----^
Sep 21 01:28:38.438 INFO kablam!     |                                                    |
Sep 21 01:28:38.438 INFO kablam!     |                                                    help: remove this `mut`
Sep 21 01:28:38.438 INFO kablam!     |
Sep 21 01:28:38.438 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 01:28:38.438 INFO kablam! 
Sep 21 01:28:38.458 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.458 INFO kablam!    --> src/lib.rs:463:18
Sep 21 01:28:38.458 INFO kablam!     |
Sep 21 01:28:38.458 INFO kablam! 463 |             Some(mut entry) => {
Sep 21 01:28:38.458 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.458 INFO kablam!     |                  |
Sep 21 01:28:38.458 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.458 INFO kablam! 
Sep 21 01:28:38.458 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:28:38.458 INFO kablam!    --> src/lib.rs:482:18
Sep 21 01:28:38.458 INFO kablam!     |
Sep 21 01:28:38.458 INFO kablam! 482 |             Some(mut entry) => {
Sep 21 01:28:38.458 INFO kablam!     |                  ----^^^^^
Sep 21 01:28:38.458 INFO kablam!     |                  |
Sep 21 01:28:38.458 INFO kablam!     |                  help: remove this `mut`
Sep 21 01:28:38.458 INFO kablam! 
Sep 21 01:28:38.898 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
Sep 21 01:28:38.898 INFO kablam! su: No module specific data is present
Sep 21 01:28:39.733 INFO running `"docker" "rm" "-f" "df170efb34e7be76e22661fc45e246e9994cb78b1c86e2583a57d393fc83646a"`
Sep 21 01:28:39.860 INFO blam! df170efb34e7be76e22661fc45e246e9994cb78b1c86e2583a57d393fc83646a