Sep 20 00:22:59.875 INFO checking marc-1.5.0 against try#135b4cd023a753409d01e43b0f23d22a899feeeb for pr-54352
Sep 20 00:22:59.875 INFO running: cargo +135b4cd023a753409d01e43b0f23d22a899feeeb-alt check --frozen --all --all-targets
Sep 20 00:22:59.875 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54352/try#135b4cd023a753409d01e43b0f23d22a899feeeb:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-2/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 00:23:00.055 INFO blam! e6cc1c6db6c9fe25c33d8213c57fbb2db38ed27c831775a0b8755b7f82e7eadc
Sep 20 00:23:00.057 INFO running `"docker" "start" "-a" "e6cc1c6db6c9fe25c33d8213c57fbb2db38ed27c831775a0b8755b7f82e7eadc"`
Sep 20 00:23:00.693 INFO kablam! usermod: no changes
Sep 20 00:23:00.716 INFO kablam! warning: profile `doc` is deprecated and has no effect
Sep 20 00:23:00.734 INFO kablam!     Checking marc v1.5.0 (/source)
Sep 20 00:23:01.562 INFO kablam! warning: variable does not need to be mutable
Sep 20 00:23:01.562 INFO kablam!    --> src/lib.rs:110:30
Sep 20 00:23:01.562 INFO kablam!     |
Sep 20 00:23:01.562 INFO kablam! 110 |     pub fn read<T: io::Read>(mut input: &mut T) -> Result<Option<Record<'static>>> {
Sep 20 00:23:01.562 INFO kablam!     |                              ----^^^^^
Sep 20 00:23:01.562 INFO kablam!     |                              |
Sep 20 00:23:01.562 INFO kablam!     |                              help: remove this `mut`
Sep 20 00:23:01.562 INFO kablam!     |
Sep 20 00:23:01.562 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 00:23:01.562 INFO kablam! 
Sep 20 00:23:01.820 INFO kablam! warning: variable does not need to be mutable
Sep 20 00:23:01.820 INFO kablam!    --> src/lib.rs:110:30
Sep 20 00:23:01.820 INFO kablam!     |
Sep 20 00:23:01.820 INFO kablam! 110 |     pub fn read<T: io::Read>(mut input: &mut T) -> Result<Option<Record<'static>>> {
Sep 20 00:23:01.820 INFO kablam!     |                              ----^^^^^
Sep 20 00:23:01.820 INFO kablam!     |                              |
Sep 20 00:23:01.820 INFO kablam!     |                              help: remove this `mut`
Sep 20 00:23:01.820 INFO kablam!     |
Sep 20 00:23:01.820 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 20 00:23:01.820 INFO kablam! 
Sep 20 00:23:02.107 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
Sep 20 00:23:02.111 INFO kablam! su: No module specific data is present
Sep 20 00:23:02.738 INFO running `"docker" "rm" "-f" "e6cc1c6db6c9fe25c33d8213c57fbb2db38ed27c831775a0b8755b7f82e7eadc"`
Sep 20 00:23:02.830 INFO blam! e6cc1c6db6c9fe25c33d8213c57fbb2db38ed27c831775a0b8755b7f82e7eadc