Dec 12 07:29:33.302 INFO checking simple-slab-0.3.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 07:29:33.302 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 12 07:29:33.500 INFO [stdout] 6d6006ff1dc28e2c89749c095916e937f616d1dcecd6f33b771d0874137aaa79
Dec 12 07:29:33.502 INFO running `"docker" "start" "-a" "6d6006ff1dc28e2c89749c095916e937f616d1dcecd6f33b771d0874137aaa79"`
Dec 12 07:29:33.953 INFO [stderr] usermod: no changes
Dec 12 07:29:33.990 INFO [stderr]     Checking simple-slab v0.3.2 (/source)
Dec 12 07:29:34.505 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 07:29:34.505 INFO [stderr]   --> src/lib.rs:45:26
Dec 12 07:29:34.505 INFO [stderr]    |
Dec 12 07:29:34.505 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 12 07:29:34.506 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 07:29:34.506 INFO [stderr]    |
Dec 12 07:29:34.506 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 12 07:29:34.506 INFO [stderr] 
Dec 12 07:29:34.506 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 07:29:34.506 INFO [stderr]    --> src/lib.rs:137:27
Dec 12 07:29:34.506 INFO [stderr]     |
Dec 12 07:29:34.506 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 12 07:29:34.506 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 07:29:34.506 INFO [stderr] 
Dec 12 07:29:34.587 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 07:29:34.587 INFO [stderr]   --> src/lib.rs:45:26
Dec 12 07:29:34.587 INFO [stderr]    |
Dec 12 07:29:34.587 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 12 07:29:34.587 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 07:29:34.587 INFO [stderr]    |
Dec 12 07:29:34.587 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 12 07:29:34.587 INFO [stderr] 
Dec 12 07:29:34.587 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 12 07:29:34.587 INFO [stderr]    --> src/lib.rs:137:27
Dec 12 07:29:34.587 INFO [stderr]     |
Dec 12 07:29:34.587 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 12 07:29:34.588 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 12 07:29:34.588 INFO [stderr] 
Dec 12 07:29:34.667 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 12 07:29:34.668 INFO [stderr] su: No module specific data is present
Dec 12 07:29:35.200 INFO running `"docker" "inspect" "6d6006ff1dc28e2c89749c095916e937f616d1dcecd6f33b771d0874137aaa79"`
Dec 12 07:29:35.444 INFO running `"docker" "rm" "-f" "6d6006ff1dc28e2c89749c095916e937f616d1dcecd6f33b771d0874137aaa79"`
Dec 12 07:29:35.723 INFO [stdout] 6d6006ff1dc28e2c89749c095916e937f616d1dcecd6f33b771d0874137aaa79