Nov 30 02:40:09.822 INFO checking garyemerson/circular_walk against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 02:40:09.822 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 02:40:10.160 INFO [stdout] 9c9a12f63313a5764c6061742cd1833b425afd71c132999c535d47e50dabcc0a
Nov 30 02:40:10.167 INFO running `"docker" "start" "-a" "9c9a12f63313a5764c6061742cd1833b425afd71c132999c535d47e50dabcc0a"`
Nov 30 02:40:11.132 INFO [stderr] usermod: no changes
Nov 30 02:40:11.164 INFO [stderr]     Checking circular_walk v0.1.0 (/source)
Nov 30 02:40:11.524 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 02:40:11.524 INFO [stderr]   --> src/main.rs:79:35
Nov 30 02:40:11.524 INFO [stderr]    |
Nov 30 02:40:11.524 INFO [stderr] 79 |         Box::new((start..n).chain((0..(end + 1))))
Nov 30 02:40:11.524 INFO [stderr]    |                                   ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 02:40:11.524 INFO [stderr]    |
Nov 30 02:40:11.524 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 02:40:11.524 INFO [stderr] 
Nov 30 02:40:11.524 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 02:40:11.524 INFO [stderr]   --> src/main.rs:81:18
Nov 30 02:40:11.524 INFO [stderr]    |
Nov 30 02:40:11.524 INFO [stderr] 81 |         Box::new((start..(end + 1)))
Nov 30 02:40:11.524 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 02:40:11.524 INFO [stderr] 
Nov 30 02:40:11.680 INFO [stderr] warning: unnecessary parentheses around method argument
Nov 30 02:40:11.680 INFO [stderr]   --> src/main.rs:79:35
Nov 30 02:40:11.680 INFO [stderr]    |
Nov 30 02:40:11.680 INFO [stderr] 79 |         Box::new((start..n).chain((0..(end + 1))))
Nov 30 02:40:11.680 INFO [stderr]    |                                   ^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 02:40:11.680 INFO [stderr]    |
Nov 30 02:40:11.680 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Nov 30 02:40:11.680 INFO [stderr] 
Nov 30 02:40:11.680 INFO [stderr] warning: unnecessary parentheses around function argument
Nov 30 02:40:11.680 INFO [stderr]   --> src/main.rs:81:18
Nov 30 02:40:11.680 INFO [stderr]    |
Nov 30 02:40:11.680 INFO [stderr] 81 |         Box::new((start..(end + 1)))
Nov 30 02:40:11.680 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Nov 30 02:40:11.680 INFO [stderr] 
Nov 30 02:40:11.811 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Nov 30 02:40:11.820 INFO [stderr] su: No module specific data is present
Nov 30 02:40:12.428 INFO running `"docker" "inspect" "9c9a12f63313a5764c6061742cd1833b425afd71c132999c535d47e50dabcc0a"`
Nov 30 02:40:12.640 INFO running `"docker" "rm" "-f" "9c9a12f63313a5764c6061742cd1833b425afd71c132999c535d47e50dabcc0a"`
Nov 30 02:40:12.872 INFO [stdout] 9c9a12f63313a5764c6061742cd1833b425afd71c132999c535d47e50dabcc0a