Nov 01 21:10:42.429 INFO checking indexed-line-reader-0.2.0 against master#05812fa8c588473f03e3fa7cf59cd84f4f37c715 for pr-55538
Nov 01 21:10:42.430 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55538/worker-0/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-55538/master#05812fa8c588473f03e3fa7cf59cd84f4f37c715:/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 +05812fa8c588473f03e3fa7cf59cd84f4f37c715-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 21:10:42.668 INFO blam! bafff1e84a7dbc78732160484622d8caefa4319427bc252d1df2ad3d8708da1b
Nov 01 21:10:42.669 INFO running `"docker" "start" "-a" "bafff1e84a7dbc78732160484622d8caefa4319427bc252d1df2ad3d8708da1b"`
Nov 01 21:10:43.464 INFO kablam! usermod: no changes
Nov 01 21:10:43.532 INFO kablam!     Checking indexed-line-reader v0.2.0 (/source)
Nov 01 21:10:44.556 INFO kablam! warning: variable does not need to be mutable
Nov 01 21:10:44.556 INFO kablam!   --> src/lib.rs:89:50
Nov 01 21:10:44.556 INFO kablam!    |
Nov 01 21:10:44.556 INFO kablam! 89 |     pub fn compute<T: BufRead + Seek>(&mut self, mut reader: &mut T) -> Result<u64, Error> {
Nov 01 21:10:44.556 INFO kablam!    |                                                  ----^^^^^^
Nov 01 21:10:44.556 INFO kablam!    |                                                  |
Nov 01 21:10:44.556 INFO kablam!    |                                                  help: remove this `mut`
Nov 01 21:10:44.556 INFO kablam!    |
Nov 01 21:10:44.556 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 21:10:44.556 INFO kablam! 
Nov 01 21:10:44.624 INFO kablam! warning: variable does not need to be mutable
Nov 01 21:10:44.624 INFO kablam!   --> src/lib.rs:89:50
Nov 01 21:10:44.624 INFO kablam!    |
Nov 01 21:10:44.624 INFO kablam! 89 |     pub fn compute<T: BufRead + Seek>(&mut self, mut reader: &mut T) -> Result<u64, Error> {
Nov 01 21:10:44.624 INFO kablam!    |                                                  ----^^^^^^
Nov 01 21:10:44.624 INFO kablam!    |                                                  |
Nov 01 21:10:44.624 INFO kablam!    |                                                  help: remove this `mut`
Nov 01 21:10:44.624 INFO kablam!    |
Nov 01 21:10:44.624 INFO kablam!    = note: #[warn(unused_mut)] on by default
Nov 01 21:10:44.624 INFO kablam! 
Nov 01 21:10:44.641 INFO kablam! warning: variable does not need to be mutable
Nov 01 21:10:44.641 INFO kablam!    --> src/lib.rs:296:13
Nov 01 21:10:44.642 INFO kablam!     |
Nov 01 21:10:44.642 INFO kablam! 296 |         let mut line_reader = &mut IndexedLineReader::new(BufReader::new(file_reader), 100);
Nov 01 21:10:44.642 INFO kablam!     |             ----^^^^^^^^^^^
Nov 01 21:10:44.642 INFO kablam!     |             |
Nov 01 21:10:44.642 INFO kablam!     |             help: remove this `mut`
Nov 01 21:10:44.642 INFO kablam! 
Nov 01 21:10:44.661 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
Nov 01 21:10:44.664 INFO kablam! su: No module specific data is present
Nov 01 21:10:45.007 INFO running `"docker" "rm" "-f" "bafff1e84a7dbc78732160484622d8caefa4319427bc252d1df2ad3d8708da1b"`
Nov 01 21:10:45.082 INFO blam! bafff1e84a7dbc78732160484622d8caefa4319427bc252d1df2ad3d8708da1b