Dec 17 12:44:44.051 INFO checking ustulation/ffi-trait-poc against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 12:44:44.051 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/ustulation/ffi-trait-poc:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 12:44:44.567 INFO [stdout] 10a6e2aec9f87ee91d5c2c6d34b45d74cd28097d26d7fe693c496eccc09ed800
Dec 17 12:44:44.569 INFO running `"docker" "start" "-a" "10a6e2aec9f87ee91d5c2c6d34b45d74cd28097d26d7fe693c496eccc09ed800"`
Dec 17 12:44:47.629 INFO [stderr]     Checking ffi-trait-poc v0.1.0 (/opt/crater/workdir)
Dec 17 12:44:47.860 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 12:44:47.861 INFO [stderr]   --> src/main.rs:56:12
Dec 17 12:44:47.861 INFO [stderr]    |
Dec 17 12:44:47.861 INFO [stderr] 56 |         Ok((CString::new(self)?.into_raw()))
Dec 17 12:44:47.862 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 12:44:47.862 INFO [stderr]    |
Dec 17 12:44:47.862 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 12:44:47.863 INFO [stderr] 
Dec 17 12:44:47.899 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 12:44:47.899 INFO [stderr]   --> src/main.rs:56:12
Dec 17 12:44:47.899 INFO [stderr]    |
Dec 17 12:44:47.900 INFO [stderr] 56 |         Ok((CString::new(self)?.into_raw()))
Dec 17 12:44:47.900 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 17 12:44:47.900 INFO [stderr]    |
Dec 17 12:44:47.901 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 12:44:47.901 INFO [stderr] 
Dec 17 12:44:48.229 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
Dec 17 12:44:49.637 INFO running `"docker" "inspect" "10a6e2aec9f87ee91d5c2c6d34b45d74cd28097d26d7fe693c496eccc09ed800"`
Dec 17 12:44:50.014 INFO running `"docker" "rm" "-f" "10a6e2aec9f87ee91d5c2c6d34b45d74cd28097d26d7fe693c496eccc09ed800"`
Dec 17 12:44:50.379 INFO [stdout] 10a6e2aec9f87ee91d5c2c6d34b45d74cd28097d26d7fe693c496eccc09ed800