Dec 19 19:05:33.690 INFO checking chiro/bme280-rs against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 19:05:33.690 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/chiro/bme280-rs:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 19:05:34.205 INFO [stdout] 318b3c0a253523047148a6ff9da357e60ca99f468b73c83ba3321f365dbe974e
Dec 19 19:05:34.208 INFO running `"docker" "start" "-a" "318b3c0a253523047148a6ff9da357e60ca99f468b73c83ba3321f365dbe974e"`
Dec 19 19:05:35.444 INFO [stderr]    Compiling serde v1.0.29
Dec 19 19:05:35.452 INFO [stderr]    Compiling num-traits v0.2.1
Dec 19 19:05:35.455 INFO [stderr]     Checking thread_local v0.3.5
Dec 19 19:05:35.460 INFO [stderr]    Compiling backtrace-sys v0.1.16
Dec 19 19:05:35.460 INFO [stderr]    Compiling tempdir v0.3.6
Dec 19 19:05:35.963 INFO [stderr]    Compiling backtrace v0.3.5
Dec 19 19:05:36.187 INFO [stderr]     Checking regex v0.2.7
Dec 19 19:05:38.069 INFO [stderr]    Compiling error-chain v0.11.0
Dec 19 19:05:41.200 INFO [stderr]     Checking docopt v0.8.3
Dec 19 19:05:49.880 INFO [stderr]    Compiling serde_json v1.0.10
Dec 19 19:05:49.880 INFO [stderr]    Compiling semver v0.8.0
Dec 19 19:05:54.980 INFO [stderr]    Compiling cargo_metadata v0.3.3
Dec 19 19:05:58.688 INFO [stderr]    Compiling skeptic v0.13.2
Dec 19 19:06:03.140 INFO [stderr]    Compiling i2cdev v0.3.2
Dec 19 19:06:06.104 INFO [stderr]     Checking bme280-rs v0.0.2 (/opt/crater/workdir)
Dec 19 19:06:06.640 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 19:06:06.640 INFO [stderr]    --> src/bme280.rs:284:44
Dec 19 19:06:06.640 INFO [stderr]     |
Dec 19 19:06:06.640 INFO [stderr] 284 |             return Err(Nix(nix::Error::Sys((nix::errno::Errno::ENXIO))));
Dec 19 19:06:06.640 INFO [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 19:06:06.640 INFO [stderr]     |
Dec 19 19:06:06.640 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 19:06:06.640 INFO [stderr] 
Dec 19 19:06:06.719 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 19:06:06.719 INFO [stderr]    --> src/bme280.rs:284:44
Dec 19 19:06:06.719 INFO [stderr]     |
Dec 19 19:06:06.719 INFO [stderr] 284 |             return Err(Nix(nix::Error::Sys((nix::errno::Errno::ENXIO))));
Dec 19 19:06:06.719 INFO [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 19:06:06.719 INFO [stderr]     |
Dec 19 19:06:06.719 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 19 19:06:06.719 INFO [stderr] 
Dec 19 19:06:08.216 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.94s
Dec 19 19:06:09.496 INFO running `"docker" "inspect" "318b3c0a253523047148a6ff9da357e60ca99f468b73c83ba3321f365dbe974e"`
Dec 19 19:06:09.812 INFO running `"docker" "rm" "-f" "318b3c0a253523047148a6ff9da357e60ca99f468b73c83ba3321f365dbe974e"`
Dec 19 19:06:10.207 INFO [stdout] 318b3c0a253523047148a6ff9da357e60ca99f468b73c83ba3321f365dbe974e