Oct 12 20:19:31.337 INFO checking intdxdt/bit_twiddle against master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f for pr-54977
Oct 12 20:19:31.338 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-0/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-0/pr-54977/master#5af0bb83044c3fb43d59ad5f49ee5ae1a293901f:/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 +5af0bb83044c3fb43d59ad5f49ee5ae1a293901f-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"`
Oct 12 20:19:31.731 INFO blam! ba92a2074f188ff4cf5f74f319ced54c39e252d7e97ee8f380abdfc27dcdfc54
Oct 12 20:19:31.734 INFO running `"docker" "start" "-a" "ba92a2074f188ff4cf5f74f319ced54c39e252d7e97ee8f380abdfc27dcdfc54"`
Oct 12 20:19:32.181 INFO kablam! usermod: no changes
Oct 12 20:19:32.202 INFO kablam!     Checking bit_twiddle v0.1.0 (/source)
Oct 12 20:19:32.488 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.488 INFO kablam!    --> src/lib.rs:220:24
Oct 12 20:19:32.488 INFO kablam!     |
Oct 12 20:19:32.488 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Oct 12 20:19:32.489 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.489 INFO kablam!     |
Oct 12 20:19:32.489 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 20:19:32.489 INFO kablam! 
Oct 12 20:19:32.561 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.561 INFO kablam!    --> src/lib.rs:220:24
Oct 12 20:19:32.561 INFO kablam!     |
Oct 12 20:19:32.561 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Oct 12 20:19:32.561 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.561 INFO kablam!     |
Oct 12 20:19:32.561 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 20:19:32.561 INFO kablam! 
Oct 12 20:19:32.562 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.562 INFO kablam!    --> src/lib.rs:360:29
Oct 12 20:19:32.562 INFO kablam!     |
Oct 12 20:19:32.562 INFO kablam! 360 |             assert!(is_pow2((1 << i)));
Oct 12 20:19:32.562 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.562 INFO kablam! 
Oct 12 20:19:32.562 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.562 INFO kablam!    --> src/lib.rs:375:29
Oct 12 20:19:32.562 INFO kablam!     |
Oct 12 20:19:32.562 INFO kablam! 375 |             assert_eq!(log2((1 << i)), i);
Oct 12 20:19:32.562 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.562 INFO kablam! 
Oct 12 20:19:32.562 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.562 INFO kablam!    --> src/lib.rs:425:34
Oct 12 20:19:32.562 INFO kablam!     |
Oct 12 20:19:32.562 INFO kablam! 425 |             assert_eq!(next_pow2((1 << i)), 1 << i);
Oct 12 20:19:32.562 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.562 INFO kablam! 
Oct 12 20:19:32.562 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:32.562 INFO kablam!    --> src/lib.rs:440:34
Oct 12 20:19:32.562 INFO kablam!     |
Oct 12 20:19:32.562 INFO kablam! 440 |             assert_eq!(prev_pow2((1 << i)), 1 << i);
Oct 12 20:19:32.562 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:32.562 INFO kablam! 
Oct 12 20:19:32.925 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
Oct 12 20:19:32.928 INFO kablam! su: No module specific data is present
Oct 12 20:19:33.212 INFO running `"docker" "rm" "-f" "ba92a2074f188ff4cf5f74f319ced54c39e252d7e97ee8f380abdfc27dcdfc54"`
Oct 12 20:19:33.428 INFO blam! ba92a2074f188ff4cf5f74f319ced54c39e252d7e97ee8f380abdfc27dcdfc54