Sep 10 19:02:08.127 INFO checking flat_map-0.0.4 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 19:02:08.127 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 19:02:08.127 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 19:02:08.267 INFO blam! 8a3e10398196d15325a698e0d436a9962d8b484e97bd818a7670953623f31f41
Sep 10 19:02:08.269 INFO running `"docker" "start" "-a" "8a3e10398196d15325a698e0d436a9962d8b484e97bd818a7670953623f31f41"`
Sep 10 19:02:09.362 INFO kablam! usermod: no changes
Sep 10 19:02:09.380 INFO kablam!     Checking flat_map v0.0.4 (file:///source)
Sep 10 19:02:09.683 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:02:09.683 INFO kablam!    --> src/flat_map.rs:265:19
Sep 10 19:02:09.683 INFO kablam!     |
Sep 10 19:02:09.683 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 10 19:02:09.683 INFO kablam!     |                   ----^^^^
Sep 10 19:02:09.683 INFO kablam!     |                   |
Sep 10 19:02:09.683 INFO kablam!     |                   help: remove this `mut`
Sep 10 19:02:09.683 INFO kablam!     |
Sep 10 19:02:09.683 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 19:02:09.683 INFO kablam! 
Sep 10 19:02:09.722 INFO kablam! warning: variable does not need to be mutable
Sep 10 19:02:09.722 INFO kablam!    --> src/flat_map.rs:265:19
Sep 10 19:02:09.722 INFO kablam!     |
Sep 10 19:02:09.722 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 10 19:02:09.722 INFO kablam!     |                   ----^^^^
Sep 10 19:02:09.722 INFO kablam!     |                   |
Sep 10 19:02:09.722 INFO kablam!     |                   help: remove this `mut`
Sep 10 19:02:09.722 INFO kablam!     |
Sep 10 19:02:09.722 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 10 19:02:09.722 INFO kablam! 
Sep 10 19:02:09.757 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Sep 10 19:02:09.759 INFO kablam! su: No module specific data is present
Sep 10 19:02:10.358 INFO running `"docker" "rm" "-f" "8a3e10398196d15325a698e0d436a9962d8b484e97bd818a7670953623f31f41"`
Sep 10 19:02:10.427 INFO blam! 8a3e10398196d15325a698e0d436a9962d8b484e97bd818a7670953623f31f41