Dec 19 12:14:55.850 INFO checking mudkraken/aoc2018 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 12:14:55.850 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/mudkraken/aoc2018:/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 12:14:56.203 INFO [stdout] a91348c18c8f79adf42c1460431cfb11d09be7bd4ab61c2004d62eac9d0b2b67
Dec 19 12:14:56.216 INFO running `"docker" "start" "-a" "a91348c18c8f79adf42c1460431cfb11d09be7bd4ab61c2004d62eac9d0b2b67"`
Dec 19 12:14:56.832 INFO [stderr]     Checking aoc2018 v0.1.0 (/opt/crater/workdir)
Dec 19 12:14:57.179 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.210 INFO [stderr]  --> src/bin/day1.rs:2:12
Dec 19 12:14:57.210 INFO [stderr]   |
Dec 19 12:14:57.210 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.210 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.210 INFO [stderr]   |
Dec 19 12:14:57.210 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.210 INFO [stderr] 
Dec 19 12:14:57.210 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.210 INFO [stderr]  --> src/bin/day1.rs:2:12
Dec 19 12:14:57.210 INFO [stderr]   |
Dec 19 12:14:57.210 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.210 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.210 INFO [stderr]   |
Dec 19 12:14:57.228 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.228 INFO [stderr] 
Dec 19 12:14:57.294 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.295 INFO [stderr]  --> src/bin/day3.rs:2:12
Dec 19 12:14:57.295 INFO [stderr]   |
Dec 19 12:14:57.295 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.295 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.295 INFO [stderr]   |
Dec 19 12:14:57.295 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.295 INFO [stderr] 
Dec 19 12:14:57.304 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.304 INFO [stderr]  --> src/bin/day2.rs:2:12
Dec 19 12:14:57.304 INFO [stderr]   |
Dec 19 12:14:57.304 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.304 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.304 INFO [stderr]   |
Dec 19 12:14:57.304 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.304 INFO [stderr] 
Dec 19 12:14:57.364 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.364 INFO [stderr]  --> src/bin/day2.rs:2:12
Dec 19 12:14:57.364 INFO [stderr]   |
Dec 19 12:14:57.364 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.364 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.364 INFO [stderr]   |
Dec 19 12:14:57.364 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.364 INFO [stderr] 
Dec 19 12:14:57.364 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 19 12:14:57.364 INFO [stderr]  --> src/bin/day3.rs:2:12
Dec 19 12:14:57.364 INFO [stderr]   |
Dec 19 12:14:57.364 INFO [stderr] 2 | #![feature(extern_crate_item_prelude)]
Dec 19 12:14:57.364 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 12:14:57.364 INFO [stderr]   |
Dec 19 12:14:57.364 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 19 12:14:57.364 INFO [stderr] 
Dec 19 12:14:57.397 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
Dec 19 12:14:57.678 INFO running `"docker" "inspect" "a91348c18c8f79adf42c1460431cfb11d09be7bd4ab61c2004d62eac9d0b2b67"`
Dec 19 12:14:57.767 INFO running `"docker" "rm" "-f" "a91348c18c8f79adf42c1460431cfb11d09be7bd4ab61c2004d62eac9d0b2b67"`
Dec 19 12:14:57.893 INFO [stdout] a91348c18c8f79adf42c1460431cfb11d09be7bd4ab61c2004d62eac9d0b2b67