Nov 01 20:01:50.040 INFO checking marc-1.5.0 against try#d7816399d50d407bbce1efe9dbadf8faaaf568fc for pr-55538
Nov 01 20:01:50.040 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-4/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-55538/try#d7816399d50d407bbce1efe9dbadf8faaaf568fc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +d7816399d50d407bbce1efe9dbadf8faaaf568fc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 01 20:01:50.436 INFO blam! 6d4c283e6c4a9bc22eaaa7580e8a81517352eac4926a26aff7a10da53c5c957a
Nov 01 20:01:50.441 INFO running `"docker" "start" "-a" "6d4c283e6c4a9bc22eaaa7580e8a81517352eac4926a26aff7a10da53c5c957a"`
Nov 01 20:01:51.106 INFO kablam! usermod: no changes
Nov 01 20:01:51.140 INFO kablam! warning: profile `doc` is deprecated and has no effect
Nov 01 20:01:51.156 INFO kablam!     Checking marc v1.5.0 (/source)
Nov 01 20:01:52.532 INFO kablam! warning: variable does not need to be mutable
Nov 01 20:01:52.532 INFO kablam!    --> src/lib.rs:110:30
Nov 01 20:01:52.532 INFO kablam!     |
Nov 01 20:01:52.532 INFO kablam! 110 |     pub fn read<T: io::Read>(mut input: &mut T) -> Result<Option<Record<'static>>> {
Nov 01 20:01:52.532 INFO kablam!     |                              ----^^^^^
Nov 01 20:01:52.532 INFO kablam!     |                              |
Nov 01 20:01:52.532 INFO kablam!     |                              help: remove this `mut`
Nov 01 20:01:52.540 INFO kablam!     |
Nov 01 20:01:52.541 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 20:01:52.541 INFO kablam! 
Nov 01 20:01:53.012 INFO kablam! warning: variable does not need to be mutable
Nov 01 20:01:53.012 INFO kablam!    --> src/lib.rs:110:30
Nov 01 20:01:53.012 INFO kablam!     |
Nov 01 20:01:53.012 INFO kablam! 110 |     pub fn read<T: io::Read>(mut input: &mut T) -> Result<Option<Record<'static>>> {
Nov 01 20:01:53.012 INFO kablam!     |                              ----^^^^^
Nov 01 20:01:53.012 INFO kablam!     |                              |
Nov 01 20:01:53.012 INFO kablam!     |                              help: remove this `mut`
Nov 01 20:01:53.012 INFO kablam!     |
Nov 01 20:01:53.012 INFO kablam!     = note: #[warn(unused_mut)] on by default
Nov 01 20:01:53.012 INFO kablam! 
Nov 01 20:01:53.304 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.17s
Nov 01 20:01:53.304 INFO kablam! su: No module specific data is present
Nov 01 20:01:53.707 INFO running `"docker" "rm" "-f" "6d4c283e6c4a9bc22eaaa7580e8a81517352eac4926a26aff7a10da53c5c957a"`
Nov 01 20:01:53.839 INFO blam! 6d4c283e6c4a9bc22eaaa7580e8a81517352eac4926a26aff7a10da53c5c957a