Oct 12 20:19:30.897 INFO checking intdxdt/bit_twiddle against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 20:19:30.898 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-5/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-5/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/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 +4021bd0b3c5815b087d6db10ce461e7e4854ade7-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 20:19:31.091 INFO blam! 00dc01b08ed42fd34976f784ec2dfde34e81edc784449416b122fc7c64e71e3e
Oct 12 20:19:31.092 INFO running `"docker" "start" "-a" "00dc01b08ed42fd34976f784ec2dfde34e81edc784449416b122fc7c64e71e3e"`
Oct 12 20:19:31.657 INFO kablam! usermod: no changes
Oct 12 20:19:31.677 INFO kablam!     Checking bit_twiddle v0.1.0 (/source)
Oct 12 20:19:31.912 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.912 INFO kablam!    --> src/lib.rs:220:24
Oct 12 20:19:31.912 INFO kablam!     |
Oct 12 20:19:31.912 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Oct 12 20:19:31.912 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.912 INFO kablam!     |
Oct 12 20:19:31.912 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 20:19:31.912 INFO kablam! 
Oct 12 20:19:31.986 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.986 INFO kablam!    --> src/lib.rs:220:24
Oct 12 20:19:31.986 INFO kablam!     |
Oct 12 20:19:31.986 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Oct 12 20:19:31.986 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.986 INFO kablam!     |
Oct 12 20:19:31.986 INFO kablam!     = note: #[warn(unused_parens)] on by default
Oct 12 20:19:31.986 INFO kablam! 
Oct 12 20:19:31.988 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.988 INFO kablam!    --> src/lib.rs:360:29
Oct 12 20:19:31.988 INFO kablam!     |
Oct 12 20:19:31.988 INFO kablam! 360 |             assert!(is_pow2((1 << i)));
Oct 12 20:19:31.988 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.988 INFO kablam! 
Oct 12 20:19:31.988 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.988 INFO kablam!    --> src/lib.rs:375:29
Oct 12 20:19:31.988 INFO kablam!     |
Oct 12 20:19:31.988 INFO kablam! 375 |             assert_eq!(log2((1 << i)), i);
Oct 12 20:19:31.988 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.988 INFO kablam! 
Oct 12 20:19:31.988 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.988 INFO kablam!    --> src/lib.rs:425:34
Oct 12 20:19:31.988 INFO kablam!     |
Oct 12 20:19:31.988 INFO kablam! 425 |             assert_eq!(next_pow2((1 << i)), 1 << i);
Oct 12 20:19:31.988 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.988 INFO kablam! 
Oct 12 20:19:31.988 INFO kablam! warning: unnecessary parentheses around function argument
Oct 12 20:19:31.988 INFO kablam!    --> src/lib.rs:440:34
Oct 12 20:19:31.988 INFO kablam!     |
Oct 12 20:19:31.988 INFO kablam! 440 |             assert_eq!(prev_pow2((1 << i)), 1 << i);
Oct 12 20:19:31.988 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Oct 12 20:19:31.988 INFO kablam! 
Oct 12 20:19:32.309 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Oct 12 20:19:32.311 INFO kablam! su: No module specific data is present
Oct 12 20:19:32.609 INFO running `"docker" "rm" "-f" "00dc01b08ed42fd34976f784ec2dfde34e81edc784449416b122fc7c64e71e3e"`
Oct 12 20:19:32.688 INFO blam! 00dc01b08ed42fd34976f784ec2dfde34e81edc784449416b122fc7c64e71e3e