Sep 20 03:29:47.073 INFO checking flat_map-0.0.4 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 03:29:47.073 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 03:29:47.073 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-1/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/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 +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 03:29:47.308 INFO blam! 282542e7eebb931b76ab910591014448878e87ea47a01eede60f1f54c6daf045
Sep 20 03:29:47.311 INFO running `"docker" "start" "-a" "282542e7eebb931b76ab910591014448878e87ea47a01eede60f1f54c6daf045"`
Sep 20 03:29:48.128 INFO kablam! usermod: no changes
Sep 20 03:29:48.199 INFO kablam!     Checking flat_map v0.0.4 (/source)
Sep 20 03:29:48.609 INFO kablam! warning: variable does not need to be mutable
Sep 20 03:29:48.609 INFO kablam!    --> src/flat_map.rs:265:19
Sep 20 03:29:48.609 INFO kablam!     |
Sep 20 03:29:48.609 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 20 03:29:48.609 INFO kablam!     |                   ----^^^^
Sep 20 03:29:48.609 INFO kablam!     |                   |
Sep 20 03:29:48.609 INFO kablam!     |                   help: remove this `mut`
Sep 20 03:29:48.609 INFO kablam!     |
Sep 20 03:29:48.609 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 03:29:48.609 INFO kablam! 
Sep 20 03:29:48.618 INFO kablam! warning: variable does not need to be mutable
Sep 20 03:29:48.618 INFO kablam!    --> src/flat_map.rs:265:19
Sep 20 03:29:48.618 INFO kablam!     |
Sep 20 03:29:48.618 INFO kablam! 265 |     pub fn insert(mut self, value: V) -> &'a mut V {
Sep 20 03:29:48.618 INFO kablam!     |                   ----^^^^
Sep 20 03:29:48.618 INFO kablam!     |                   |
Sep 20 03:29:48.618 INFO kablam!     |                   help: remove this `mut`
Sep 20 03:29:48.618 INFO kablam!     |
Sep 20 03:29:48.618 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 03:29:48.618 INFO kablam! 
Sep 20 03:29:48.687 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.54s
Sep 20 03:29:48.688 INFO kablam! su: No module specific data is present
Sep 20 03:29:49.214 INFO running `"docker" "rm" "-f" "282542e7eebb931b76ab910591014448878e87ea47a01eede60f1f54c6daf045"`
Sep 20 03:29:49.275 INFO blam! 282542e7eebb931b76ab910591014448878e87ea47a01eede60f1f54c6daf045