Aug 17 22:48:01.833 INFO checking flat_map-0.0.4 against try#a5d98b025f62ace80fe9d2a15781f900fc42515e for pr-53426
Aug 17 22:48:01.833 INFO running: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 22:48:01.833 INFO creating container for: cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets
Aug 17 22:48:01.833 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53426/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53426/worker-4/try#a5d98b025f62ace80fe9d2a15781f900fc42515e:/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=500" "-e" "CMD=cargo +a5d98b025f62ace80fe9d2a15781f900fc42515e-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 17 22:48:02.087 INFO blam! 74db12e64d867c8703a08ca685062e74e3d5b5e63e7b292fc146f8e7765af27f
Aug 17 22:48:02.090 INFO running `"docker" "start" "-a" "74db12e64d867c8703a08ca685062e74e3d5b5e63e7b292fc146f8e7765af27f"`
Aug 17 22:48:03.241 INFO kablam!     Checking flat_map v0.0.4 (file:///source)
Aug 17 22:48:04.121 INFO kablam! warning: variable does not need to be mutable
Aug 17 22:48:04.121 INFO kablam!    --> src/flat_map.rs:265:19
Aug 17 22:48:04.121 INFO kablam!     |
Aug 17 22:48:04.121 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Aug 17 22:48:04.121 INFO kablam!     |                   ----^^^^
Aug 17 22:48:04.121 INFO kablam!     |                   |
Aug 17 22:48:04.121 INFO kablam!     |                   help: remove this `mut`
Aug 17 22:48:04.121 INFO kablam!     |
Aug 17 22:48:04.122 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 22:48:04.122 INFO kablam! 
Aug 17 22:48:04.159 INFO kablam! warning: variable does not need to be mutable
Aug 17 22:48:04.159 INFO kablam!    --> src/flat_map.rs:265:19
Aug 17 22:48:04.159 INFO kablam!     |
Aug 17 22:48:04.159 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Aug 17 22:48:04.159 INFO kablam!     |                   ----^^^^
Aug 17 22:48:04.160 INFO kablam!     |                   |
Aug 17 22:48:04.160 INFO kablam!     |                   help: remove this `mut`
Aug 17 22:48:04.160 INFO kablam!     |
Aug 17 22:48:04.160 INFO kablam!     = note: #[warn(unused_mut)] on by default
Aug 17 22:48:04.160 INFO kablam! 
Aug 17 22:48:04.279 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
Aug 17 22:48:04.282 INFO kablam! su: No module specific data is present
Aug 17 22:48:04.925 INFO running `"docker" "rm" "-f" "74db12e64d867c8703a08ca685062e74e3d5b5e63e7b292fc146f8e7765af27f"`
Aug 17 22:48:05.054 INFO blam! 74db12e64d867c8703a08ca685062e74e3d5b5e63e7b292fc146f8e7765af27f