Nov 28 23:29:13.491 INFO checking indexed-line-reader-0.2.0 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 23:29:13.493 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/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 +0b9f19dff1347e29bf4362ab5a8fab84b43023b5-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 28 23:29:13.905 INFO [stdout] a2f6a51ccabbaba6a58858e47fd3ce71604320eed6318a97cafaf699abcb8d4d
Nov 28 23:29:13.906 INFO running `"docker" "start" "-a" "a2f6a51ccabbaba6a58858e47fd3ce71604320eed6318a97cafaf699abcb8d4d"`
Nov 28 23:29:14.805 INFO [stderr] usermod: no changes
Nov 28 23:29:14.840 INFO [stderr]     Checking indexed-line-reader v0.2.0 (/source)
Nov 28 23:29:15.468 INFO [stderr] warning: variable does not need to be mutable
Nov 28 23:29:15.468 INFO [stderr]   --> src/lib.rs:89:50
Nov 28 23:29:15.469 INFO [stderr]    |
Nov 28 23:29:15.469 INFO [stderr] 89 |     pub fn compute<T: BufRead + Seek>(&mut self, mut reader: &mut T) -> Result<u64, Error> {
Nov 28 23:29:15.469 INFO [stderr]    |                                                  ----^^^^^^
Nov 28 23:29:15.470 INFO [stderr]    |                                                  |
Nov 28 23:29:15.470 INFO [stderr]    |                                                  help: remove this `mut`
Nov 28 23:29:15.470 INFO [stderr]    |
Nov 28 23:29:15.470 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 23:29:15.470 INFO [stderr] 
Nov 28 23:29:15.683 INFO [stderr] warning: variable does not need to be mutable
Nov 28 23:29:15.683 INFO [stderr]   --> src/lib.rs:89:50
Nov 28 23:29:15.683 INFO [stderr]    |
Nov 28 23:29:15.683 INFO [stderr] 89 |     pub fn compute<T: BufRead + Seek>(&mut self, mut reader: &mut T) -> Result<u64, Error> {
Nov 28 23:29:15.683 INFO [stderr]    |                                                  ----^^^^^^
Nov 28 23:29:15.683 INFO [stderr]    |                                                  |
Nov 28 23:29:15.683 INFO [stderr]    |                                                  help: remove this `mut`
Nov 28 23:29:15.683 INFO [stderr]    |
Nov 28 23:29:15.683 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 23:29:15.683 INFO [stderr] 
Nov 28 23:29:15.696 INFO [stderr] warning: variable does not need to be mutable
Nov 28 23:29:15.696 INFO [stderr]    --> src/lib.rs:296:13
Nov 28 23:29:15.696 INFO [stderr]     |
Nov 28 23:29:15.696 INFO [stderr] 296 |         let mut line_reader = &mut IndexedLineReader::new(BufReader::new(file_reader), 100);
Nov 28 23:29:15.696 INFO [stderr]     |             ----^^^^^^^^^^^
Nov 28 23:29:15.696 INFO [stderr]     |             |
Nov 28 23:29:15.696 INFO [stderr]     |             help: remove this `mut`
Nov 28 23:29:15.696 INFO [stderr] 
Nov 28 23:29:15.760 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Nov 28 23:29:15.764 INFO [stderr] su: No module specific data is present
Nov 28 23:29:16.872 INFO running `"docker" "inspect" "a2f6a51ccabbaba6a58858e47fd3ce71604320eed6318a97cafaf699abcb8d4d"`
Nov 28 23:29:17.147 INFO running `"docker" "rm" "-f" "a2f6a51ccabbaba6a58858e47fd3ce71604320eed6318a97cafaf699abcb8d4d"`
Nov 28 23:29:17.415 INFO [stdout] a2f6a51ccabbaba6a58858e47fd3ce71604320eed6318a97cafaf699abcb8d4d