Nov 02 13:13:15.975 INFO checking intdxdt/bit_twiddle against try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7 for pr-55517
Nov 02 13:13:15.975 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55517/worker-7/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55517/try#dc8b02d6f1e93f212fc39844ea688b634b4a03c7:/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 +dc8b02d6f1e93f212fc39844ea688b634b4a03c7-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 02 13:13:16.217 INFO blam! 69d4e56ff5a5dbcba6c7217fb4c4794ce8540face480babdb93a10f239955859
Nov 02 13:13:16.222 INFO running `"docker" "start" "-a" "69d4e56ff5a5dbcba6c7217fb4c4794ce8540face480babdb93a10f239955859"`
Nov 02 13:13:16.976 INFO kablam! usermod: no changes
Nov 02 13:13:16.998 INFO kablam!     Checking bit_twiddle v0.1.0 (/source)
Nov 02 13:13:17.215 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.215 INFO kablam!    --> src/lib.rs:220:24
Nov 02 13:13:17.215 INFO kablam!     |
Nov 02 13:13:17.215 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Nov 02 13:13:17.215 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.215 INFO kablam!     |
Nov 02 13:13:17.215 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 02 13:13:17.215 INFO kablam! 
Nov 02 13:13:17.287 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.287 INFO kablam!    --> src/lib.rs:220:24
Nov 02 13:13:17.287 INFO kablam!     |
Nov 02 13:13:17.287 INFO kablam! 220 |     (REVERSE_TABLE[usz((v & 0xff))] << 24) |
Nov 02 13:13:17.287 INFO kablam!     |                        ^^^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.287 INFO kablam!     |
Nov 02 13:13:17.287 INFO kablam!     = note: #[warn(unused_parens)] on by default
Nov 02 13:13:17.287 INFO kablam! 
Nov 02 13:13:17.287 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.287 INFO kablam!    --> src/lib.rs:360:29
Nov 02 13:13:17.287 INFO kablam!     |
Nov 02 13:13:17.287 INFO kablam! 360 |             assert!(is_pow2((1 << i)));
Nov 02 13:13:17.287 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.288 INFO kablam! 
Nov 02 13:13:17.288 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.288 INFO kablam!    --> src/lib.rs:375:29
Nov 02 13:13:17.288 INFO kablam!     |
Nov 02 13:13:17.288 INFO kablam! 375 |             assert_eq!(log2((1 << i)), i);
Nov 02 13:13:17.288 INFO kablam!     |                             ^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.288 INFO kablam! 
Nov 02 13:13:17.288 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.288 INFO kablam!    --> src/lib.rs:425:34
Nov 02 13:13:17.288 INFO kablam!     |
Nov 02 13:13:17.288 INFO kablam! 425 |             assert_eq!(next_pow2((1 << i)), 1 << i);
Nov 02 13:13:17.288 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.288 INFO kablam! 
Nov 02 13:13:17.288 INFO kablam! warning: unnecessary parentheses around function argument
Nov 02 13:13:17.288 INFO kablam!    --> src/lib.rs:440:34
Nov 02 13:13:17.288 INFO kablam!     |
Nov 02 13:13:17.288 INFO kablam! 440 |             assert_eq!(prev_pow2((1 << i)), 1 << i);
Nov 02 13:13:17.288 INFO kablam!     |                                  ^^^^^^^^ help: remove these parentheses
Nov 02 13:13:17.288 INFO kablam! 
Nov 02 13:13:17.575 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.57s
Nov 02 13:13:17.575 INFO kablam! su: No module specific data is present
Nov 02 13:13:17.980 INFO running `"docker" "rm" "-f" "69d4e56ff5a5dbcba6c7217fb4c4794ce8540face480babdb93a10f239955859"`
Nov 02 13:13:18.044 INFO blam! 69d4e56ff5a5dbcba6c7217fb4c4794ce8540face480babdb93a10f239955859