Dec 05 06:39:35.107 INFO checking simple-slab-0.3.2 against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 05 06:39:35.107 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 05 06:39:35.253 INFO [stdout] 7b247acc72c1bc21b34b593e7e7c74868769749aa7f830de4f4894f1ecfffa9e
Dec 05 06:39:35.255 INFO running `"docker" "start" "-a" "7b247acc72c1bc21b34b593e7e7c74868769749aa7f830de4f4894f1ecfffa9e"`
Dec 05 06:39:35.804 INFO [stderr] usermod: no changes
Dec 05 06:39:35.838 INFO [stderr]     Checking simple-slab v0.3.2 (/source)
Dec 05 06:39:36.248 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 06:39:36.248 INFO [stderr]   --> src/lib.rs:45:26
Dec 05 06:39:36.248 INFO [stderr]    |
Dec 05 06:39:36.248 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 05 06:39:36.248 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 06:39:36.248 INFO [stderr]    |
Dec 05 06:39:36.248 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 06:39:36.248 INFO [stderr] 
Dec 05 06:39:36.248 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 06:39:36.248 INFO [stderr]    --> src/lib.rs:137:27
Dec 05 06:39:36.248 INFO [stderr]     |
Dec 05 06:39:36.248 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 05 06:39:36.248 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 06:39:36.248 INFO [stderr] 
Dec 05 06:39:36.403 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 06:39:36.403 INFO [stderr]   --> src/lib.rs:45:26
Dec 05 06:39:36.403 INFO [stderr]    |
Dec 05 06:39:36.403 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 05 06:39:36.403 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 06:39:36.403 INFO [stderr]    |
Dec 05 06:39:36.403 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 05 06:39:36.403 INFO [stderr] 
Dec 05 06:39:36.403 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 05 06:39:36.403 INFO [stderr]    --> src/lib.rs:137:27
Dec 05 06:39:36.403 INFO [stderr]     |
Dec 05 06:39:36.403 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 05 06:39:36.403 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 05 06:39:36.403 INFO [stderr] 
Dec 05 06:39:36.499 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
Dec 05 06:39:36.499 INFO [stderr] su: No module specific data is present
Dec 05 06:39:37.021 INFO running `"docker" "inspect" "7b247acc72c1bc21b34b593e7e7c74868769749aa7f830de4f4894f1ecfffa9e"`
Dec 05 06:39:37.398 INFO running `"docker" "rm" "-f" "7b247acc72c1bc21b34b593e7e7c74868769749aa7f830de4f4894f1ecfffa9e"`
Dec 05 06:39:37.691 INFO [stdout] 7b247acc72c1bc21b34b593e7e7c74868769749aa7f830de4f4894f1ecfffa9e