[INFO] updating cached repository duncanfinney/advent-of-rust-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/duncanfinney/advent-of-rust-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/duncanfinney/advent-of-rust-2018" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/duncanfinney/advent-of-rust-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/duncanfinney/advent-of-rust-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/duncanfinney/advent-of-rust-2018" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/duncanfinney/advent-of-rust-2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/duncanfinney/advent-of-rust-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd65e4fd4fb551ded3edf5b3084051e7e4aba31e
[INFO] sha for GitHub repo duncanfinney/advent-of-rust-2018: dd65e4fd4fb551ded3edf5b3084051e7e4aba31e
[INFO] validating manifest of duncanfinney/advent-of-rust-2018 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of duncanfinney/advent-of-rust-2018 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing duncanfinney/advent-of-rust-2018
[INFO] finished frobbing duncanfinney/advent-of-rust-2018
[INFO] frobbed toml for duncanfinney/advent-of-rust-2018 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/duncanfinney/advent-of-rust-2018/Cargo.toml
[INFO] started frobbing duncanfinney/advent-of-rust-2018
[INFO] finished frobbing duncanfinney/advent-of-rust-2018
[INFO] frobbed toml for duncanfinney/advent-of-rust-2018 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/duncanfinney/advent-of-rust-2018/Cargo.toml
[INFO] crate duncanfinney/advent-of-rust-2018 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking duncanfinney/advent-of-rust-2018 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-2/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/duncanfinney/advent-of-rust-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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a0e8097caff7418e287ebfe1ba1ad1b7dbd08e9decf7c767d2f3f0828ef109d1
[INFO] running `"docker" "start" "-a" "a0e8097caff7418e287ebfe1ba1ad1b7dbd08e9decf7c767d2f3f0828ef109d1"`
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking id_tree v1.3.0
[INFO] [stderr]     Checking bytes v0.4.11
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr]     Checking once_cell v0.1.6
[INFO] [stderr]     Checking cached v0.8.0
[INFO] [stderr]     Checking advent-of-rust-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `plant_state`
[INFO] [stderr]   --> src/day12.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     for (n, plant_state) in input.pot_states.iter().filter(|p| p.1 == &PotState::Pot) {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_plant_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `plant_state`
[INFO] [stderr]   --> src/day12.rs:18:13
[INFO] [stderr]    |
[INFO] [stderr] 18 |     for (n, plant_state) in input.pot_states.iter().filter(|p| p.1 == &PotState::Pot) {
[INFO] [stderr]    |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_plant_state`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]    --> src/day12.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn set(&mut self, n: i32, p: PotState) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)]
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set`
[INFO] [stderr]    --> src/day12.rs:105:5
[INFO] [stderr]     |
[INFO] [stderr] 105 |     fn set(&mut self, n: i32, p: PotState) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `duration_as_u128` has been stable since 1.33.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:28
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(slice_patterns, duration_as_u128, type_ascription)]
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(stable_features)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.07s
[INFO] running `"docker" "inspect" "a0e8097caff7418e287ebfe1ba1ad1b7dbd08e9decf7c767d2f3f0828ef109d1"`
[INFO] running `"docker" "rm" "-f" "a0e8097caff7418e287ebfe1ba1ad1b7dbd08e9decf7c767d2f3f0828ef109d1"`
[INFO] [stdout] a0e8097caff7418e287ebfe1ba1ad1b7dbd08e9decf7c767d2f3f0828ef109d1