Nov 28 22:15:54.648 INFO checking matrust-0.0.6 against master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5 for pr-56074
Nov 28 22:15:54.648 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/master#0b9f19dff1347e29bf4362ab5a8fab84b43023b5:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 22:15:54.938 INFO [stdout] 4ee217a5d26109a3540219efb103c7ae41a5fb7e86e89b8fad805dc9bb0c50d3
Nov 28 22:15:54.945 INFO running `"docker" "start" "-a" "4ee217a5d26109a3540219efb103c7ae41a5fb7e86e89b8fad805dc9bb0c50d3"`
Nov 28 22:15:55.838 INFO [stderr] usermod: no changes
Nov 28 22:15:55.948 INFO [stderr]     Checking matrust v0.0.6 (/source)
Nov 28 22:15:56.975 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 28 22:15:56.975 INFO [stderr]    --> src/lib.rs:132:22
Nov 28 22:15:56.975 INFO [stderr]     |
Nov 28 22:15:56.976 INFO [stderr] 132 |         self.map2(m, (|x, y| x + y))
Nov 28 22:15:56.976 INFO [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 22:15:56.976 INFO [stderr]     |
Nov 28 22:15:56.976 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 28 22:15:56.976 INFO [stderr] 
Nov 28 22:15:56.976 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 28 22:15:56.976 INFO [stderr]    --> src/lib.rs:136:22
Nov 28 22:15:56.976 INFO [stderr]     |
Nov 28 22:15:56.976 INFO [stderr] 136 |         self.map2(m, (|x, y| x - y))
Nov 28 22:15:56.976 INFO [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 22:15:56.976 INFO [stderr] 
Nov 28 22:15:57.090 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 28 22:15:57.091 INFO [stderr]    --> src/lib.rs:132:22
Nov 28 22:15:57.091 INFO [stderr]     |
Nov 28 22:15:57.091 INFO [stderr] 132 |         self.map2(m, (|x, y| x + y))
Nov 28 22:15:57.091 INFO [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 22:15:57.091 INFO [stderr]     |
Nov 28 22:15:57.091 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Nov 28 22:15:57.091 INFO [stderr] 
Nov 28 22:15:57.091 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 28 22:15:57.091 INFO [stderr]    --> src/lib.rs:136:22
Nov 28 22:15:57.091 INFO [stderr]     |
Nov 28 22:15:57.091 INFO [stderr] 136 |         self.map2(m, (|x, y| x - y))
Nov 28 22:15:57.091 INFO [stderr]     |                      ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 22:15:57.091 INFO [stderr] 
Nov 28 22:15:57.091 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 28 22:15:57.091 INFO [stderr]    --> src/lib.rs:232:29
Nov 28 22:15:57.091 INFO [stderr]     |
Nov 28 22:15:57.091 INFO [stderr] 232 |         assert!(m.map2(&m5, (|x, y| y + x)).is_err());
Nov 28 22:15:57.091 INFO [stderr]     |                             ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 28 22:15:57.091 INFO [stderr] 
Nov 28 22:15:57.323 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Nov 28 22:15:57.326 INFO [stderr] su: No module specific data is present
Nov 28 22:15:57.706 INFO running `"docker" "inspect" "4ee217a5d26109a3540219efb103c7ae41a5fb7e86e89b8fad805dc9bb0c50d3"`
Nov 28 22:15:57.830 INFO running `"docker" "rm" "-f" "4ee217a5d26109a3540219efb103c7ae41a5fb7e86e89b8fad805dc9bb0c50d3"`
Nov 28 22:15:57.983 INFO [stdout] 4ee217a5d26109a3540219efb103c7ae41a5fb7e86e89b8fad805dc9bb0c50d3