[INFO] updating cached repository sethsamuel/adventofcode-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sethsamuel/adventofcode-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sethsamuel/adventofcode-2018" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sethsamuel/adventofcode-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sethsamuel/adventofcode-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sethsamuel/adventofcode-2018" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sethsamuel/adventofcode-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sethsamuel/adventofcode-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6644d3395ce6f7ef4cdb9629c38d348d3efdd905
[INFO] sha for GitHub repo sethsamuel/adventofcode-2018: 6644d3395ce6f7ef4cdb9629c38d348d3efdd905
[INFO] validating manifest of sethsamuel/adventofcode-2018 on toolchain master#a850a426491e14186af2250549bf41256b5938d2
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sethsamuel/adventofcode-2018 on toolchain try#06a150c7d11500b41499224f165e9de1de096768
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sethsamuel/adventofcode-2018
[INFO] finished frobbing sethsamuel/adventofcode-2018
[INFO] frobbed toml for sethsamuel/adventofcode-2018 written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sethsamuel/adventofcode-2018/Cargo.toml
[INFO] started frobbing sethsamuel/adventofcode-2018
[INFO] finished frobbing sethsamuel/adventofcode-2018
[INFO] frobbed toml for sethsamuel/adventofcode-2018 written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/sethsamuel/adventofcode-2018/Cargo.toml
[INFO] crate sethsamuel/adventofcode-2018 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking sethsamuel/adventofcode-2018 against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-3/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/sethsamuel/adventofcode-2018:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb0cfc8e622bd8f5cc62a50a179e5df007803568f19512a18c90db2c27ecad23
[INFO] running `"docker" "start" "-a" "fb0cfc8e622bd8f5cc62a50a179e5df007803568f19512a18c90db2c27ecad23"`
[INFO] [stderr]     Checking clicolors-control v0.3.0
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking tempfile v2.2.0
[INFO] [stderr]     Checking skiplist v0.2.10
[INFO] [stderr]     Checking parking_lot v0.7.0
[INFO] [stderr]     Checking console v0.7.0
[INFO] [stderr]     Checking indicatif v0.10.1
[INFO] [stderr]     Checking dialoguer v0.3.0
[INFO] [stderr]     Checking adventofcode-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: variable `total_plants` is assigned to, but never used
[INFO] [stderr]   --> src/day_12/mod.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut total_plants = initial_state.clone().filter(|c| *c == PLANT).count();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_total_plants` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable `total_plants` is assigned to, but never used
[INFO] [stderr]   --> src/day_12/mod.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |     let mut total_plants = initial_state.clone().filter(|c| *c == PLANT).count();
[INFO] [stderr]    |             ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr]    = note: consider using `_total_plants` instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.21s
[INFO] running `"docker" "inspect" "fb0cfc8e622bd8f5cc62a50a179e5df007803568f19512a18c90db2c27ecad23"`
[INFO] running `"docker" "rm" "-f" "fb0cfc8e622bd8f5cc62a50a179e5df007803568f19512a18c90db2c27ecad23"`
[INFO] [stdout] fb0cfc8e622bd8f5cc62a50a179e5df007803568f19512a18c90db2c27ecad23