Dec 19 16:24:08.719 INFO checking gregcline/advent_of_code_2018 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 16:24:08.719 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-2/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/gh/gregcline/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 16:24:09.283 INFO [stdout] 0b06c229d1b13d045b82958e8f806cf946f3d7607c8536629f8c6fcfd3cfe0d7
Dec 19 16:24:09.284 INFO running `"docker" "start" "-a" "0b06c229d1b13d045b82958e8f806cf946f3d7607c8536629f8c6fcfd3cfe0d7"`
Dec 19 16:24:10.932 INFO [stderr]     Checking strum v0.8.0
Dec 19 16:24:10.932 INFO [stderr]     Checking tap v0.3.0
Dec 19 16:24:10.932 INFO [stderr]    Compiling strum_macros v0.8.0
Dec 19 16:24:10.932 INFO [stderr]     Checking term v0.2.14
Dec 19 16:24:10.944 INFO [stderr]    Compiling syn v0.15.22
Dec 19 16:24:12.441 INFO [stderr]     Checking spinner v0.4.0
Dec 19 16:24:14.948 INFO [stderr]     Checking spinners v1.0.0
Dec 19 16:24:22.920 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 19 16:24:26.168 INFO [stderr]     Checking structopt v0.2.13
Dec 19 16:24:26.588 INFO [stderr]     Checking rust_2018 v0.1.0 (/opt/crater/workdir)
Dec 19 16:24:27.521 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 16:24:27.521 INFO [stderr]  --> src/day_3.rs:3:5
Dec 19 16:24:27.521 INFO [stderr]   |
Dec 19 16:24:27.521 INFO [stderr] 3 | use std::fmt;
Dec 19 16:24:27.521 INFO [stderr]   |     ^^^^^^^^
Dec 19 16:24:27.521 INFO [stderr]   |
Dec 19 16:24:27.521 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:24:27.521 INFO [stderr] 
Dec 19 16:24:27.521 INFO [stderr] warning: unused import: `tap::TapOps`
Dec 19 16:24:27.521 INFO [stderr]  --> src/day_3.rs:5:5
Dec 19 16:24:27.521 INFO [stderr]   |
Dec 19 16:24:27.521 INFO [stderr] 5 | use tap::TapOps;
Dec 19 16:24:27.521 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 16:24:27.521 INFO [stderr] 
Dec 19 16:24:27.521 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 19 16:24:27.521 INFO [stderr]  --> src/solver.rs:1:5
Dec 19 16:24:27.521 INFO [stderr]   |
Dec 19 16:24:27.521 INFO [stderr] 1 | use std::collections::HashMap;
Dec 19 16:24:27.521 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:24:27.521 INFO [stderr] 
Dec 19 16:24:27.584 INFO [stderr] warning: unused import: `std::fmt`
Dec 19 16:24:27.584 INFO [stderr]  --> src/day_3.rs:3:5
Dec 19 16:24:27.584 INFO [stderr]   |
Dec 19 16:24:27.584 INFO [stderr] 3 | use std::fmt;
Dec 19 16:24:27.584 INFO [stderr]   |     ^^^^^^^^
Dec 19 16:24:27.584 INFO [stderr]   |
Dec 19 16:24:27.584 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 16:24:27.584 INFO [stderr] 
Dec 19 16:24:27.584 INFO [stderr] warning: unused import: `tap::TapOps`
Dec 19 16:24:27.584 INFO [stderr]  --> src/day_3.rs:5:5
Dec 19 16:24:27.584 INFO [stderr]   |
Dec 19 16:24:27.584 INFO [stderr] 5 | use tap::TapOps;
Dec 19 16:24:27.584 INFO [stderr]   |     ^^^^^^^^^^^
Dec 19 16:24:27.584 INFO [stderr] 
Dec 19 16:24:27.584 INFO [stderr] warning: unused import: `std::collections::HashMap`
Dec 19 16:24:27.584 INFO [stderr]  --> src/solver.rs:1:5
Dec 19 16:24:27.584 INFO [stderr]   |
Dec 19 16:24:27.584 INFO [stderr] 1 | use std::collections::HashMap;
Dec 19 16:24:27.584 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 16:24:27.584 INFO [stderr] 
Dec 19 16:24:27.864 INFO [stderr] warning: unused variable: `puzzle`
Dec 19 16:24:27.864 INFO [stderr]   --> src/day_3.rs:27:22
Dec 19 16:24:27.864 INFO [stderr]    |
Dec 19 16:24:27.864 INFO [stderr] 27 |     fn part_2(&self, puzzle: &str) -> io::Result<Solution> {
Dec 19 16:24:27.864 INFO [stderr]    |                      ^^^^^^ help: consider using `_puzzle` instead
Dec 19 16:24:27.880 INFO [stderr]    |
Dec 19 16:24:27.880 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:24:27.880 INFO [stderr] 
Dec 19 16:24:27.952 INFO [stderr] warning: unused variable: `puzzle`
Dec 19 16:24:27.952 INFO [stderr]   --> src/day_3.rs:27:22
Dec 19 16:24:27.952 INFO [stderr]    |
Dec 19 16:24:27.952 INFO [stderr] 27 |     fn part_2(&self, puzzle: &str) -> io::Result<Solution> {
Dec 19 16:24:27.952 INFO [stderr]    |                      ^^^^^^ help: consider using `_puzzle` instead
Dec 19 16:24:27.952 INFO [stderr]    |
Dec 19 16:24:27.952 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 16:24:27.952 INFO [stderr] 
Dec 19 16:24:28.112 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.34s
Dec 19 16:24:28.983 INFO running `"docker" "inspect" "0b06c229d1b13d045b82958e8f806cf946f3d7607c8536629f8c6fcfd3cfe0d7"`
Dec 19 16:24:29.296 INFO running `"docker" "rm" "-f" "0b06c229d1b13d045b82958e8f806cf946f3d7607c8536629f8c6fcfd3cfe0d7"`
Dec 19 16:24:29.735 INFO [stdout] 0b06c229d1b13d045b82958e8f806cf946f3d7607c8536629f8c6fcfd3cfe0d7