Dec 19 10:58:50.640 INFO checking picklenerd/advent_of_code_2018 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 10:58:50.641 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/picklenerd/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 10:58:51.057 INFO [stdout] 32a63d5e7db0d69c68fd753fcdd75dbbd9a1fd80efc2a68e11dfdf1946b7621a
Dec 19 10:58:51.059 INFO running `"docker" "start" "-a" "32a63d5e7db0d69c68fd753fcdd75dbbd9a1fd80efc2a68e11dfdf1946b7621a"`
Dec 19 10:58:52.852 INFO [stderr]     Checking aoc2018 v0.1.0 (/opt/crater/workdir)
Dec 19 10:58:53.891 INFO [stderr] warning: unused variable: `e`
Dec 19 10:58:53.891 INFO [stderr]   --> src/utils.rs:21:17
Dec 19 10:58:53.891 INFO [stderr]    |
Dec 19 10:58:53.891 INFO [stderr] 21 |             Err(e) => panic!(),
Dec 19 10:58:53.891 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 19 10:58:53.891 INFO [stderr]    |
Dec 19 10:58:53.891 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 10:58:53.891 INFO [stderr] 
Dec 19 10:58:53.891 INFO [stderr] warning: unused variable: `cmp12`
Dec 19 10:58:53.891 INFO [stderr]   --> src/challenges/day7.rs:90:29
Dec 19 10:58:53.891 INFO [stderr]    |
Dec 19 10:58:53.891 INFO [stderr] 90 |                 for (step2, cmp12) in step1_rules {
Dec 19 10:58:53.891 INFO [stderr]    |                             ^^^^^ help: consider using `_cmp12` instead
Dec 19 10:58:53.891 INFO [stderr] 
Dec 19 10:58:53.898 INFO [stderr] warning: unused variable: `e`
Dec 19 10:58:53.898 INFO [stderr]   --> src/utils.rs:21:17
Dec 19 10:58:53.898 INFO [stderr]    |
Dec 19 10:58:53.898 INFO [stderr] 21 |             Err(e) => panic!(),
Dec 19 10:58:53.898 INFO [stderr]    |                 ^ help: consider using `_e` instead
Dec 19 10:58:53.898 INFO [stderr]    |
Dec 19 10:58:53.898 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 10:58:53.898 INFO [stderr] 
Dec 19 10:58:53.899 INFO [stderr] warning: unused variable: `cmp12`
Dec 19 10:58:53.899 INFO [stderr]   --> src/challenges/day7.rs:90:29
Dec 19 10:58:53.899 INFO [stderr]    |
Dec 19 10:58:53.899 INFO [stderr] 90 |                 for (step2, cmp12) in step1_rules {
Dec 19 10:58:53.899 INFO [stderr]    |                             ^^^^^ help: consider using `_cmp12` instead
Dec 19 10:58:53.899 INFO [stderr] 
Dec 19 10:58:54.034 INFO [stderr] warning: function is never used: `draw`
Dec 19 10:58:54.034 INFO [stderr]   --> src/challenges/day3.rs:98:1
Dec 19 10:58:54.034 INFO [stderr]    |
Dec 19 10:58:54.034 INFO [stderr] 98 | fn draw(inputs: &[ElfClaim]) {
Dec 19 10:58:54.034 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.034 INFO [stderr]    |
Dec 19 10:58:54.034 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:58:54.034 INFO [stderr] 
Dec 19 10:58:54.034 INFO [stderr] warning: constant item is never used: `TEST_INPUT`
Dec 19 10:58:54.034 INFO [stderr]    --> src/challenges/day5.rs:160:1
Dec 19 10:58:54.034 INFO [stderr]     |
Dec 19 10:58:54.034 INFO [stderr] 160 | const TEST_INPUT: &str = "dabAcCaCBAcCcaDA";
Dec 19 10:58:54.034 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.034 INFO [stderr] 
Dec 19 10:58:54.034 INFO [stderr] warning: function is never used: `run_previous`
Dec 19 10:58:54.034 INFO [stderr]   --> src/main.rs:20:1
Dec 19 10:58:54.034 INFO [stderr]    |
Dec 19 10:58:54.034 INFO [stderr] 20 | fn run_previous() -> Result<()> {
Dec 19 10:58:54.034 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.034 INFO [stderr] 
Dec 19 10:58:54.039 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:58:54.039 INFO [stderr]   --> src/main.rs:14:5
Dec 19 10:58:54.039 INFO [stderr]    |
Dec 19 10:58:54.039 INFO [stderr] 14 |     challenges::day7::day7_1();
Dec 19 10:58:54.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.039 INFO [stderr]    |
Dec 19 10:58:54.039 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:58:54.039 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:58:54.039 INFO [stderr] 
Dec 19 10:58:54.039 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:58:54.039 INFO [stderr]   --> src/main.rs:15:5
Dec 19 10:58:54.039 INFO [stderr]    |
Dec 19 10:58:54.039 INFO [stderr] 15 |     challenges::day7::day7_2();
Dec 19 10:58:54.039 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.039 INFO [stderr]    |
Dec 19 10:58:54.039 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:58:54.039 INFO [stderr] 
Dec 19 10:58:54.228 INFO [stderr] warning: function is never used: `draw`
Dec 19 10:58:54.228 INFO [stderr]   --> src/challenges/day3.rs:98:1
Dec 19 10:58:54.228 INFO [stderr]    |
Dec 19 10:58:54.228 INFO [stderr] 98 | fn draw(inputs: &[ElfClaim]) {
Dec 19 10:58:54.228 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.228 INFO [stderr]    |
Dec 19 10:58:54.228 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 19 10:58:54.228 INFO [stderr] 
Dec 19 10:58:54.228 INFO [stderr] warning: constant item is never used: `TEST_INPUT`
Dec 19 10:58:54.228 INFO [stderr]    --> src/challenges/day5.rs:160:1
Dec 19 10:58:54.228 INFO [stderr]     |
Dec 19 10:58:54.228 INFO [stderr] 160 | const TEST_INPUT: &str = "dabAcCaCBAcCcaDA";
Dec 19 10:58:54.228 INFO [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.228 INFO [stderr] 
Dec 19 10:58:54.228 INFO [stderr] warning: function is never used: `run_previous`
Dec 19 10:58:54.228 INFO [stderr]   --> src/main.rs:20:1
Dec 19 10:58:54.228 INFO [stderr]    |
Dec 19 10:58:54.228 INFO [stderr] 20 | fn run_previous() -> Result<()> {
Dec 19 10:58:54.228 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.228 INFO [stderr] 
Dec 19 10:58:54.230 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:58:54.231 INFO [stderr]   --> src/main.rs:14:5
Dec 19 10:58:54.231 INFO [stderr]    |
Dec 19 10:58:54.231 INFO [stderr] 14 |     challenges::day7::day7_1();
Dec 19 10:58:54.231 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.231 INFO [stderr]    |
Dec 19 10:58:54.231 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 10:58:54.231 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:58:54.231 INFO [stderr] 
Dec 19 10:58:54.231 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 10:58:54.231 INFO [stderr]   --> src/main.rs:15:5
Dec 19 10:58:54.231 INFO [stderr]    |
Dec 19 10:58:54.231 INFO [stderr] 15 |     challenges::day7::day7_2();
Dec 19 10:58:54.231 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 10:58:54.231 INFO [stderr]    |
Dec 19 10:58:54.231 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 10:58:54.231 INFO [stderr] 
Dec 19 10:58:54.288 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.50s
Dec 19 10:58:55.258 INFO running `"docker" "inspect" "32a63d5e7db0d69c68fd753fcdd75dbbd9a1fd80efc2a68e11dfdf1946b7621a"`
Dec 19 10:58:55.544 INFO running `"docker" "rm" "-f" "32a63d5e7db0d69c68fd753fcdd75dbbd9a1fd80efc2a68e11dfdf1946b7621a"`
Dec 19 10:58:55.836 INFO [stdout] 32a63d5e7db0d69c68fd753fcdd75dbbd9a1fd80efc2a68e11dfdf1946b7621a