Sep 14 07:20:43.166 INFO checking ttl_cache-0.3.0 against master#90d36fb5905bbe5004f5b465ea14b53d10dae260 for pr-53578-1
Sep 14 07:20:43.166 INFO running: cargo +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets
Sep 14 07:20:43.166 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/master#90d36fb5905bbe5004f5b465ea14b53d10dae260:/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 +90d36fb5905bbe5004f5b465ea14b53d10dae260-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 07:20:43.463 INFO blam! 100c42819a902fda5dd7da92ba117034a58bde26795598d803ef261200de9d0e
Sep 14 07:20:43.479 INFO running `"docker" "start" "-a" "100c42819a902fda5dd7da92ba117034a58bde26795598d803ef261200de9d0e"`
Sep 14 07:20:44.611 INFO kablam! usermod: no changes
Sep 14 07:20:44.659 INFO kablam!     Checking ttl_cache v0.3.0 (file:///source)
Sep 14 07:20:44.955 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:44.955 INFO kablam!    --> src/lib.rs:153:52
Sep 14 07:20:44.955 INFO kablam!     |
Sep 14 07:20:44.955 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 14 07:20:44.955 INFO kablam!     |                                                    ----^
Sep 14 07:20:44.955 INFO kablam!     |                                                    |
Sep 14 07:20:44.955 INFO kablam!     |                                                    help: remove this `mut`
Sep 14 07:20:44.962 INFO kablam!     |
Sep 14 07:20:44.963 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 07:20:44.963 INFO kablam! 
Sep 14 07:20:44.974 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:44.975 INFO kablam!    --> src/lib.rs:463:18
Sep 14 07:20:44.975 INFO kablam!     |
Sep 14 07:20:44.975 INFO kablam! 463 |             Some(mut entry) => {
Sep 14 07:20:44.975 INFO kablam!     |                  ----^^^^^
Sep 14 07:20:44.975 INFO kablam!     |                  |
Sep 14 07:20:44.975 INFO kablam!     |                  help: remove this `mut`
Sep 14 07:20:44.975 INFO kablam! 
Sep 14 07:20:44.975 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:44.975 INFO kablam!    --> src/lib.rs:482:18
Sep 14 07:20:44.975 INFO kablam!     |
Sep 14 07:20:44.975 INFO kablam! 482 |             Some(mut entry) => {
Sep 14 07:20:44.975 INFO kablam!     |                  ----^^^^^
Sep 14 07:20:44.975 INFO kablam!     |                  |
Sep 14 07:20:44.975 INFO kablam!     |                  help: remove this `mut`
Sep 14 07:20:44.975 INFO kablam! 
Sep 14 07:20:45.046 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:45.047 INFO kablam!    --> src/lib.rs:153:52
Sep 14 07:20:45.047 INFO kablam!     |
Sep 14 07:20:45.047 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 14 07:20:45.047 INFO kablam!     |                                                    ----^
Sep 14 07:20:45.047 INFO kablam!     |                                                    |
Sep 14 07:20:45.047 INFO kablam!     |                                                    help: remove this `mut`
Sep 14 07:20:45.047 INFO kablam!     |
Sep 14 07:20:45.047 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 14 07:20:45.047 INFO kablam! 
Sep 14 07:20:45.062 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:45.063 INFO kablam!    --> src/lib.rs:463:18
Sep 14 07:20:45.063 INFO kablam!     |
Sep 14 07:20:45.063 INFO kablam! 463 |             Some(mut entry) => {
Sep 14 07:20:45.063 INFO kablam!     |                  ----^^^^^
Sep 14 07:20:45.063 INFO kablam!     |                  |
Sep 14 07:20:45.063 INFO kablam!     |                  help: remove this `mut`
Sep 14 07:20:45.063 INFO kablam! 
Sep 14 07:20:45.063 INFO kablam! warning: variable does not need to be mutable
Sep 14 07:20:45.063 INFO kablam!    --> src/lib.rs:482:18
Sep 14 07:20:45.063 INFO kablam!     |
Sep 14 07:20:45.063 INFO kablam! 482 |             Some(mut entry) => {
Sep 14 07:20:45.063 INFO kablam!     |                  ----^^^^^
Sep 14 07:20:45.063 INFO kablam!     |                  |
Sep 14 07:20:45.063 INFO kablam!     |                  help: remove this `mut`
Sep 14 07:20:45.063 INFO kablam! 
Sep 14 07:20:45.495 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Sep 14 07:20:45.495 INFO kablam! su: No module specific data is present
Sep 14 07:20:46.282 INFO running `"docker" "rm" "-f" "100c42819a902fda5dd7da92ba117034a58bde26795598d803ef261200de9d0e"`
Sep 14 07:20:46.527 INFO blam! 100c42819a902fda5dd7da92ba117034a58bde26795598d803ef261200de9d0e