Sep 19 16:36:04.487 INFO checking ttl_cache-0.3.0 against master#ff6422d7a392acfc8af28994d65af2bbaecea4f6 for pr-54346
Sep 19 16:36:04.487 INFO running: cargo +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets
Sep 19 16:36:04.487 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54346/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-4/master#ff6422d7a392acfc8af28994d65af2bbaecea4f6:/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 +ff6422d7a392acfc8af28994d65af2bbaecea4f6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 16:36:04.894 INFO blam! badb57f3a66b47153733165b2d828749d0ba85c2513e4de1075d8febd6706f07
Sep 19 16:36:04.909 INFO running `"docker" "start" "-a" "badb57f3a66b47153733165b2d828749d0ba85c2513e4de1075d8febd6706f07"`
Sep 19 16:36:06.705 INFO kablam! usermod: no changes
Sep 19 16:36:06.779 INFO kablam!     Checking ttl_cache v0.3.0 (/source)
Sep 19 16:36:07.212 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.212 INFO kablam!    --> src/lib.rs:153:52
Sep 19 16:36:07.212 INFO kablam!     |
Sep 19 16:36:07.212 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 19 16:36:07.212 INFO kablam!     |                                                    ----^
Sep 19 16:36:07.212 INFO kablam!     |                                                    |
Sep 19 16:36:07.212 INFO kablam!     |                                                    help: remove this `mut`
Sep 19 16:36:07.212 INFO kablam!     |
Sep 19 16:36:07.212 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 16:36:07.212 INFO kablam! 
Sep 19 16:36:07.221 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.221 INFO kablam!    --> src/lib.rs:153:52
Sep 19 16:36:07.221 INFO kablam!     |
Sep 19 16:36:07.221 INFO kablam! 153 |         let to_ret = self.map.get_mut(k).and_then(|mut x| if x.is_expired() {
Sep 19 16:36:07.221 INFO kablam!     |                                                    ----^
Sep 19 16:36:07.221 INFO kablam!     |                                                    |
Sep 19 16:36:07.221 INFO kablam!     |                                                    help: remove this `mut`
Sep 19 16:36:07.221 INFO kablam!     |
Sep 19 16:36:07.221 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 19 16:36:07.221 INFO kablam! 
Sep 19 16:36:07.231 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.231 INFO kablam!    --> src/lib.rs:463:18
Sep 19 16:36:07.231 INFO kablam!     |
Sep 19 16:36:07.231 INFO kablam! 463 |             Some(mut entry) => {
Sep 19 16:36:07.231 INFO kablam!     |                  ----^^^^^
Sep 19 16:36:07.231 INFO kablam!     |                  |
Sep 19 16:36:07.231 INFO kablam!     |                  help: remove this `mut`
Sep 19 16:36:07.231 INFO kablam! 
Sep 19 16:36:07.231 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.231 INFO kablam!    --> src/lib.rs:482:18
Sep 19 16:36:07.231 INFO kablam!     |
Sep 19 16:36:07.231 INFO kablam! 482 |             Some(mut entry) => {
Sep 19 16:36:07.231 INFO kablam!     |                  ----^^^^^
Sep 19 16:36:07.231 INFO kablam!     |                  |
Sep 19 16:36:07.231 INFO kablam!     |                  help: remove this `mut`
Sep 19 16:36:07.231 INFO kablam! 
Sep 19 16:36:07.251 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.251 INFO kablam!    --> src/lib.rs:463:18
Sep 19 16:36:07.251 INFO kablam!     |
Sep 19 16:36:07.251 INFO kablam! 463 |             Some(mut entry) => {
Sep 19 16:36:07.251 INFO kablam!     |                  ----^^^^^
Sep 19 16:36:07.251 INFO kablam!     |                  |
Sep 19 16:36:07.251 INFO kablam!     |                  help: remove this `mut`
Sep 19 16:36:07.251 INFO kablam! 
Sep 19 16:36:07.251 INFO kablam! warning: variable does not need to be mutable
Sep 19 16:36:07.251 INFO kablam!    --> src/lib.rs:482:18
Sep 19 16:36:07.251 INFO kablam!     |
Sep 19 16:36:07.251 INFO kablam! 482 |             Some(mut entry) => {
Sep 19 16:36:07.251 INFO kablam!     |                  ----^^^^^
Sep 19 16:36:07.251 INFO kablam!     |                  |
Sep 19 16:36:07.251 INFO kablam!     |                  help: remove this `mut`
Sep 19 16:36:07.251 INFO kablam! 
Sep 19 16:36:07.903 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
Sep 19 16:36:07.911 INFO kablam! su: No module specific data is present
Sep 19 16:36:08.863 INFO running `"docker" "rm" "-f" "badb57f3a66b47153733165b2d828749d0ba85c2513e4de1075d8febd6706f07"`
Sep 19 16:36:09.069 INFO blam! badb57f3a66b47153733165b2d828749d0ba85c2513e4de1075d8febd6706f07