Dec 18 11:12:13.848 INFO checking simple-slab-0.3.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 11:12:13.849 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/simple-slab/0.3.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 11:12:14.020 INFO [stdout] abcbb692fa1cf716f47f254d3059a1579871e40609ffdc0f375e123ca011149f
Dec 18 11:12:14.022 INFO running `"docker" "start" "-a" "abcbb692fa1cf716f47f254d3059a1579871e40609ffdc0f375e123ca011149f"`
Dec 18 11:12:14.579 INFO [stderr]     Checking simple-slab v0.3.2 (/opt/crater/workdir)
Dec 18 11:12:14.820 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 11:12:14.821 INFO [stderr]   --> src/lib.rs:45:26
Dec 18 11:12:14.821 INFO [stderr]    |
Dec 18 11:12:14.821 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 18 11:12:14.821 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 11:12:14.821 INFO [stderr]    |
Dec 18 11:12:14.821 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 11:12:14.821 INFO [stderr] 
Dec 18 11:12:14.821 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 11:12:14.821 INFO [stderr]    --> src/lib.rs:137:27
Dec 18 11:12:14.821 INFO [stderr]     |
Dec 18 11:12:14.821 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 18 11:12:14.821 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 11:12:14.821 INFO [stderr] 
Dec 18 11:12:14.876 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 11:12:14.877 INFO [stderr]   --> src/lib.rs:45:26
Dec 18 11:12:14.877 INFO [stderr]    |
Dec 18 11:12:14.877 INFO [stderr] 45 |             libc::malloc((mem::size_of::<T>() * capacity)) as *mut T
Dec 18 11:12:14.877 INFO [stderr]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 11:12:14.877 INFO [stderr]    |
Dec 18 11:12:14.877 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 18 11:12:14.877 INFO [stderr] 
Dec 18 11:12:14.877 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 18 11:12:14.877 INFO [stderr]    --> src/lib.rs:137:27
Dec 18 11:12:14.877 INFO [stderr]     |
Dec 18 11:12:14.877 INFO [stderr] 137 |                           (mem::size_of::<T>() * new_capacity)) as *mut T
Dec 18 11:12:14.877 INFO [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 18 11:12:14.877 INFO [stderr] 
Dec 18 11:12:14.947 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Dec 18 11:12:15.424 INFO running `"docker" "inspect" "abcbb692fa1cf716f47f254d3059a1579871e40609ffdc0f375e123ca011149f"`
Dec 18 11:12:15.542 INFO running `"docker" "rm" "-f" "abcbb692fa1cf716f47f254d3059a1579871e40609ffdc0f375e123ca011149f"`
Dec 18 11:12:15.649 INFO [stdout] abcbb692fa1cf716f47f254d3059a1579871e40609ffdc0f375e123ca011149f