Sep 17 15:42:23.661 INFO checking ttl_cache-0.3.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 15:42:23.661 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 15:42:23.661 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-7/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 17 15:42:23.989 INFO blam! 85120f1a041570cd8e472f930f358433ff0722adbcdddf3bd4b8a7b42a20dc77
Sep 17 15:42:23.989 INFO running `"docker" "start" "-a" "85120f1a041570cd8e472f930f358433ff0722adbcdddf3bd4b8a7b42a20dc77"`
Sep 17 15:42:25.174 INFO kablam! usermod: no changes
Sep 17 15:42:25.268 INFO kablam!     Checking ttl_cache v0.3.0 (/source)
Sep 17 15:42:25.551 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.551 INFO kablam!    --> src/lib.rs:153:52
Sep 17 15:42:25.551 INFO kablam!     |
Sep 17 15:42:25.551 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 17 15:42:25.551 INFO kablam!     |                                                    ----^
Sep 17 15:42:25.551 INFO kablam!     |                                                    |
Sep 17 15:42:25.551 INFO kablam!     |                                                    help: remove this `mut`
Sep 17 15:42:25.551 INFO kablam!     |
Sep 17 15:42:25.551 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 15:42:25.551 INFO kablam! 
Sep 17 15:42:25.551 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.551 INFO kablam!    --> src/lib.rs:463:18
Sep 17 15:42:25.551 INFO kablam!     |
Sep 17 15:42:25.551 INFO kablam! 463 |             Some(mut entry) => {
Sep 17 15:42:25.551 INFO kablam!     |                  ----^^^^^
Sep 17 15:42:25.551 INFO kablam!     |                  |
Sep 17 15:42:25.551 INFO kablam!     |                  help: remove this `mut`
Sep 17 15:42:25.551 INFO kablam! 
Sep 17 15:42:25.551 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.551 INFO kablam!    --> src/lib.rs:482:18
Sep 17 15:42:25.551 INFO kablam!     |
Sep 17 15:42:25.551 INFO kablam! 482 |             Some(mut entry) => {
Sep 17 15:42:25.551 INFO kablam!     |                  ----^^^^^
Sep 17 15:42:25.551 INFO kablam!     |                  |
Sep 17 15:42:25.551 INFO kablam!     |                  help: remove this `mut`
Sep 17 15:42:25.551 INFO kablam! 
Sep 17 15:42:25.655 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.655 INFO kablam!    --> src/lib.rs:153:52
Sep 17 15:42:25.655 INFO kablam!     |
Sep 17 15:42:25.655 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 17 15:42:25.655 INFO kablam!     |                                                    ----^
Sep 17 15:42:25.655 INFO kablam!     |                                                    |
Sep 17 15:42:25.655 INFO kablam!     |                                                    help: remove this `mut`
Sep 17 15:42:25.655 INFO kablam!     |
Sep 17 15:42:25.655 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 17 15:42:25.655 INFO kablam! 
Sep 17 15:42:25.658 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.658 INFO kablam!    --> src/lib.rs:463:18
Sep 17 15:42:25.658 INFO kablam!     |
Sep 17 15:42:25.658 INFO kablam! 463 |             Some(mut entry) => {
Sep 17 15:42:25.658 INFO kablam!     |                  ----^^^^^
Sep 17 15:42:25.658 INFO kablam!     |                  |
Sep 17 15:42:25.658 INFO kablam!     |                  help: remove this `mut`
Sep 17 15:42:25.658 INFO kablam! 
Sep 17 15:42:25.658 INFO kablam! warning: variable does not need to be mutable
Sep 17 15:42:25.658 INFO kablam!    --> src/lib.rs:482:18
Sep 17 15:42:25.658 INFO kablam!     |
Sep 17 15:42:25.658 INFO kablam! 482 |             Some(mut entry) => {
Sep 17 15:42:25.658 INFO kablam!     |                  ----^^^^^
Sep 17 15:42:25.658 INFO kablam!     |                  |
Sep 17 15:42:25.658 INFO kablam!     |                  help: remove this `mut`
Sep 17 15:42:25.658 INFO kablam! 
Sep 17 15:42:26.155 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
Sep 17 15:42:26.155 INFO kablam! su: No module specific data is present
Sep 17 15:42:26.951 INFO running `"docker" "rm" "-f" "85120f1a041570cd8e472f930f358433ff0722adbcdddf3bd4b8a7b42a20dc77"`
Sep 17 15:42:27.222 INFO blam! 85120f1a041570cd8e472f930f358433ff0722adbcdddf3bd4b8a7b42a20dc77