Nov 28 02:53:26.601 INFO checking justinbarclay/diff against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 02:53:26.602 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 02:53:27.056 INFO [stdout] e5a4251c79215c75e8eb2cda551b627de39aeaddb979a2f3fed65f58357a1f17
Nov 28 02:53:27.058 INFO running `"docker" "start" "-a" "e5a4251c79215c75e8eb2cda551b627de39aeaddb979a2f3fed65f58357a1f17"`
Nov 28 02:53:28.552 INFO [stderr] usermod: no changes
Nov 28 02:53:28.673 INFO [stderr]     Checking rdiff v0.1.0 (/source)
Nov 28 02:53:29.592 INFO [stderr] warning: unused import: `time::now`
Nov 28 02:53:29.592 INFO [stderr]  --> src/diff.rs:7:5
Nov 28 02:53:29.592 INFO [stderr]   |
Nov 28 02:53:29.592 INFO [stderr] 7 | use time::now;
Nov 28 02:53:29.592 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:53:29.592 INFO [stderr]   |
Nov 28 02:53:29.592 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 02:53:29.592 INFO [stderr] 
Nov 28 02:53:29.592 INFO [stderr] warning: unused imports: `Edit`, `decorate_differences`, `diff_greedy`
Nov 28 02:53:29.592 INFO [stderr]  --> src/main.rs:9:12
Nov 28 02:53:29.592 INFO [stderr]   |
Nov 28 02:53:29.592 INFO [stderr] 9 | use diff::{diff_greedy, Edit, decorate_differences};
Nov 28 02:53:29.592 INFO [stderr]   |            ^^^^^^^^^^^  ^^^^  ^^^^^^^^^^^^^^^^^^^^
Nov 28 02:53:29.592 INFO [stderr] 
Nov 28 02:53:29.728 INFO [stderr] warning: unused import: `time::now`
Nov 28 02:53:29.728 INFO [stderr]  --> src/diff.rs:7:5
Nov 28 02:53:29.728 INFO [stderr]   |
Nov 28 02:53:29.728 INFO [stderr] 7 | use time::now;
Nov 28 02:53:29.728 INFO [stderr]   |     ^^^^^^^^^
Nov 28 02:53:29.728 INFO [stderr]   |
Nov 28 02:53:29.728 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 02:53:29.728 INFO [stderr] 
Nov 28 02:53:29.731 INFO [stderr] warning: unused imports: `Edit`, `decorate_differences`, `diff_greedy`
Nov 28 02:53:29.731 INFO [stderr]  --> src/main.rs:9:12
Nov 28 02:53:29.731 INFO [stderr]   |
Nov 28 02:53:29.731 INFO [stderr] 9 | use diff::{diff_greedy, Edit, decorate_differences};
Nov 28 02:53:29.731 INFO [stderr]   |            ^^^^^^^^^^^  ^^^^  ^^^^^^^^^^^^^^^^^^^^
Nov 28 02:53:29.731 INFO [stderr] 
Nov 28 02:53:30.136 INFO [stderr] warning: unused variable: `algo`
Nov 28 02:53:30.136 INFO [stderr]   --> src/main.rs:56:7
Nov 28 02:53:30.136 INFO [stderr]    |
Nov 28 02:53:30.136 INFO [stderr] 56 |   let algo = matches.value_of("ALGORITHM").unwrap_or("greedy");
Nov 28 02:53:30.136 INFO [stderr]    |       ^^^^ help: consider using `_algo` instead
Nov 28 02:53:30.136 INFO [stderr]    |
Nov 28 02:53:30.136 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 02:53:30.136 INFO [stderr] 
Nov 28 02:53:30.264 INFO [stderr] warning: method is never used: `get`
Nov 28 02:53:30.264 INFO [stderr]   --> src/negative_array.rs:52:3
Nov 28 02:53:30.264 INFO [stderr]    |
Nov 28 02:53:30.264 INFO [stderr] 52 |   pub fn get(&self, offset: isize) -> isize {
Nov 28 02:53:30.264 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:53:30.264 INFO [stderr]    |
Nov 28 02:53:30.264 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 02:53:30.264 INFO [stderr] 
Nov 28 02:53:30.264 INFO [stderr] warning: method is never used: `set`
Nov 28 02:53:30.264 INFO [stderr]   --> src/negative_array.rs:62:3
Nov 28 02:53:30.264 INFO [stderr]    |
Nov 28 02:53:30.264 INFO [stderr] 62 |   pub fn set(&mut self, offset: isize, value: isize) -> &mut NegativeArray {
Nov 28 02:53:30.264 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 02:53:30.264 INFO [stderr] 
Nov 28 02:53:30.364 INFO [stderr] warning: unused variable: `algo`
Nov 28 02:53:30.364 INFO [stderr]   --> src/main.rs:56:7
Nov 28 02:53:30.364 INFO [stderr]    |
Nov 28 02:53:30.364 INFO [stderr] 56 |   let algo = matches.value_of("ALGORITHM").unwrap_or("greedy");
Nov 28 02:53:30.364 INFO [stderr]    |       ^^^^ help: consider using `_algo` instead
Nov 28 02:53:30.364 INFO [stderr]    |
Nov 28 02:53:30.364 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Nov 28 02:53:30.364 INFO [stderr] 
Nov 28 02:53:30.499 INFO [stderr] warning: variable does not need to be mutable
Nov 28 02:53:30.500 INFO [stderr]   --> src/negative_array.rs:83:9
Nov 28 02:53:30.500 INFO [stderr]    |
Nov 28 02:53:30.500 INFO [stderr] 83 |     let mut arr = NegativeArray::new(10);
Nov 28 02:53:30.501 INFO [stderr]    |         ----^^^
Nov 28 02:53:30.501 INFO [stderr]    |         |
Nov 28 02:53:30.501 INFO [stderr]    |         help: remove this `mut`
Nov 28 02:53:30.501 INFO [stderr]    |
Nov 28 02:53:30.501 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Nov 28 02:53:30.502 INFO [stderr] 
Nov 28 02:53:30.525 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.93s
Nov 28 02:53:30.525 INFO [stderr] su: No module specific data is present
Nov 28 02:53:31.716 INFO running `"docker" "inspect" "e5a4251c79215c75e8eb2cda551b627de39aeaddb979a2f3fed65f58357a1f17"`
Nov 28 02:53:32.092 INFO running `"docker" "rm" "-f" "e5a4251c79215c75e8eb2cda551b627de39aeaddb979a2f3fed65f58357a1f17"`
Nov 28 02:53:32.352 INFO [stdout] e5a4251c79215c75e8eb2cda551b627de39aeaddb979a2f3fed65f58357a1f17