Dec 11 22:15:10.331 INFO checking atsushi130/perceptron against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:15:10.331 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 11 22:15:10.592 INFO [stdout] 9c324ebee3e9925e2f6c897f14c60753c457358d2ad62c3a8c17a9143bac907d
Dec 11 22:15:10.594 INFO running `"docker" "start" "-a" "9c324ebee3e9925e2f6c897f14c60753c457358d2ad62c3a8c17a9143bac907d"`
Dec 11 22:15:11.317 INFO [stderr] usermod: no changes
Dec 11 22:15:11.390 INFO [stderr]     Checking perceptron v0.1.0 (/source)
Dec 11 22:15:11.904 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 22:15:11.904 INFO [stderr]   --> src/learner/perceptron/perceptron.rs:64:19
Dec 11 22:15:11.904 INFO [stderr]    |
Dec 11 22:15:11.904 INFO [stderr] 64 |         self.sign((x as f64))
Dec 11 22:15:11.904 INFO [stderr]    |                   ^^^^^^^^^^ help: remove these parentheses
Dec 11 22:15:11.904 INFO [stderr]    |
Dec 11 22:15:11.904 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 22:15:11.904 INFO [stderr] 
Dec 11 22:15:11.980 INFO [stderr] warning: unnecessary parentheses around method argument
Dec 11 22:15:11.980 INFO [stderr]   --> src/learner/perceptron/perceptron.rs:64:19
Dec 11 22:15:11.980 INFO [stderr]    |
Dec 11 22:15:11.980 INFO [stderr] 64 |         self.sign((x as f64))
Dec 11 22:15:11.980 INFO [stderr]    |                   ^^^^^^^^^^ help: remove these parentheses
Dec 11 22:15:11.980 INFO [stderr]    |
Dec 11 22:15:11.980 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 22:15:11.980 INFO [stderr] 
Dec 11 22:15:12.122 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
Dec 11 22:15:12.123 INFO [stderr] su: No module specific data is present
Dec 11 22:15:12.863 INFO running `"docker" "inspect" "9c324ebee3e9925e2f6c897f14c60753c457358d2ad62c3a8c17a9143bac907d"`
Dec 11 22:15:13.240 INFO running `"docker" "rm" "-f" "9c324ebee3e9925e2f6c897f14c60753c457358d2ad62c3a8c17a9143bac907d"`
Dec 11 22:15:13.550 INFO [stdout] 9c324ebee3e9925e2f6c897f14c60753c457358d2ad62c3a8c17a9143bac907d