Dec 17 16:13:56.239 INFO checking sagalasan/advent-of-code-2018 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 16:13:56.239 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/sagalasan/advent-of-code-2018:/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 16:13:56.412 INFO [stdout] 735086c7d55185eefa5fa809c109ba8ed278a78e7b0a3f0ff64b6103bdbc7d72
Dec 17 16:13:56.415 INFO running `"docker" "start" "-a" "735086c7d55185eefa5fa809c109ba8ed278a78e7b0a3f0ff64b6103bdbc7d72"`
Dec 17 16:13:57.020 INFO [stderr]     Checking advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
Dec 17 16:13:57.640 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:13:57.640 INFO [stderr]    --> src/day03.rs:200:17
Dec 17 16:13:57.640 INFO [stderr]     |
Dec 17 16:13:57.640 INFO [stderr] 200 |                 write!(f, "{}", item);
Dec 17 16:13:57.640 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:13:57.641 INFO [stderr]     |
Dec 17 16:13:57.641 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 16:13:57.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:13:57.641 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 16:13:57.641 INFO [stderr] 
Dec 17 16:13:57.641 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:13:57.641 INFO [stderr]    --> src/day03.rs:203:13
Dec 17 16:13:57.641 INFO [stderr]     |
Dec 17 16:13:57.641 INFO [stderr] 203 |             write!(f, "\n");
Dec 17 16:13:57.641 INFO [stderr]     |             ^^^^^^^^^^^^^^^^
Dec 17 16:13:57.641 INFO [stderr]     |
Dec 17 16:13:57.641 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:13:57.641 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 16:13:57.641 INFO [stderr] 
Dec 17 16:13:57.749 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:13:57.749 INFO [stderr]    --> src/day03.rs:200:17
Dec 17 16:13:57.749 INFO [stderr]     |
Dec 17 16:13:57.749 INFO [stderr] 200 |                 write!(f, "{}", item);
Dec 17 16:13:57.749 INFO [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^
Dec 17 16:13:57.749 INFO [stderr]     |
Dec 17 16:13:57.749 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 16:13:57.749 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:13:57.749 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 16:13:57.749 INFO [stderr] 
Dec 17 16:13:57.749 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 16:13:57.749 INFO [stderr]    --> src/day03.rs:203:13
Dec 17 16:13:57.750 INFO [stderr]     |
Dec 17 16:13:57.750 INFO [stderr] 203 |             write!(f, "\n");
Dec 17 16:13:57.750 INFO [stderr]     |             ^^^^^^^^^^^^^^^^
Dec 17 16:13:57.750 INFO [stderr]     |
Dec 17 16:13:57.750 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 16:13:57.750 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 17 16:13:57.750 INFO [stderr] 
Dec 17 16:13:57.775 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
Dec 17 16:13:58.046 INFO running `"docker" "inspect" "735086c7d55185eefa5fa809c109ba8ed278a78e7b0a3f0ff64b6103bdbc7d72"`
Dec 17 16:13:58.120 INFO running `"docker" "rm" "-f" "735086c7d55185eefa5fa809c109ba8ed278a78e7b0a3f0ff64b6103bdbc7d72"`
Dec 17 16:13:58.196 INFO [stdout] 735086c7d55185eefa5fa809c109ba8ed278a78e7b0a3f0ff64b6103bdbc7d72