[INFO] updating cached repository https://github.com/chiro/bme280-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 556a7731ee663fe446593b263cceb2016abc1fd3
[INFO] checking chiro/bme280-rs against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchiro%2Fbme280-rs" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chiro/bme280-rs on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/chiro/bme280-rs
[INFO] finished tweaking git repo https://github.com/chiro/bme280-rs
[INFO] tweaked toml for git repo https://github.com/chiro/bme280-rs written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/chiro/bme280-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e526ec5e6f2393c114a6cbcf2a1625ab7a8f95ef8f54a5b5d845f17ca6fb600a
[INFO] running `"docker" "start" "-a" "e526ec5e6f2393c114a6cbcf2a1625ab7a8f95ef8f54a5b5d845f17ca6fb600a"`
[INFO] [stderr]    Compiling num-traits v0.2.1
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking regex v0.2.7
[INFO] [stderr]    Compiling remove_dir_all v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.29
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]    Compiling tempdir v0.3.6
[INFO] [stderr]    Compiling serde_json v1.0.10
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling cargo_metadata v0.3.3
[INFO] [stderr]     Checking docopt v0.8.3
[INFO] [stderr]    Compiling skeptic v0.13.2
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]     Checking bme280-rs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bme280.rs:284:44
[INFO] [stderr]     |
[INFO] [stderr] 284 |             return Err(Nix(nix::Error::Sys((nix::errno::Errno::ENXIO))));
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bme280.rs:284:44
[INFO] [stderr]     |
[INFO] [stderr] 284 |             return Err(Nix(nix::Error::Sys((nix::errno::Errno::ENXIO))));
[INFO] [stderr]     |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.86s
[INFO] running `"docker" "inspect" "e526ec5e6f2393c114a6cbcf2a1625ab7a8f95ef8f54a5b5d845f17ca6fb600a"`
[INFO] running `"docker" "rm" "-f" "e526ec5e6f2393c114a6cbcf2a1625ab7a8f95ef8f54a5b5d845f17ca6fb600a"`
[INFO] [stdout] e526ec5e6f2393c114a6cbcf2a1625ab7a8f95ef8f54a5b5d845f17ca6fb600a