[INFO] updating cached repository BlockCat/adventofcode2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/BlockCat/adventofcode2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/adventofcode2018" "work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/BlockCat/adventofcode2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/BlockCat/adventofcode2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/BlockCat/adventofcode2018" "work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/BlockCat/adventofcode2018"`
[INFO] [stderr] Cloning into 'work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/BlockCat/adventofcode2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 961e9cc2b20d3828598eff59bc75a546510c6bda
[INFO] sha for GitHub repo BlockCat/adventofcode2018: 961e9cc2b20d3828598eff59bc75a546510c6bda
[INFO] validating manifest of BlockCat/adventofcode2018 on toolchain master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of BlockCat/adventofcode2018 on toolchain try#26f8d250bb3c8a85e812cf663c730ef9e0df9315
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing BlockCat/adventofcode2018
[INFO] finished frobbing BlockCat/adventofcode2018
[INFO] frobbed toml for BlockCat/adventofcode2018 written to work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/BlockCat/adventofcode2018/Cargo.toml
[INFO] started frobbing BlockCat/adventofcode2018
[INFO] finished frobbing BlockCat/adventofcode2018
[INFO] frobbed toml for BlockCat/adventofcode2018 written to work/ex/pr-57609/sources/try#26f8d250bb3c8a85e812cf663c730ef9e0df9315/gh/BlockCat/adventofcode2018/Cargo.toml
[INFO] crate BlockCat/adventofcode2018 has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+26f8d250bb3c8a85e812cf663c730ef9e0df9315-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking BlockCat/adventofcode2018 against master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a for pr-57609
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57609/worker-0/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57609/sources/master#03acbd71c977cd63ce5f39ba9b6fe9ffd578785a/gh/BlockCat/adventofcode2018:/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" "+03acbd71c977cd63ce5f39ba9b6fe9ffd578785a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7dcf6b456844f1008a72c19c3c9432883e2f4058deb620e5b05ce5d0c94a6eb8
[INFO] running `"docker" "start" "-a" "7dcf6b456844f1008a72c19c3c9432883e2f4058deb620e5b05ce5d0c94a6eb8"`
[INFO] [stderr] warning: unused manifest key: package.rustflags
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cl-sys v0.4.1
[INFO] [stderr]     Checking qutex v0.2.1
[INFO] [stderr]     Checking hashbrown v0.1.7
[INFO] [stderr]    Compiling ocl-core v0.10.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]     Checking arrayvec v0.4.8
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking ocl v0.19.1
[INFO] [stderr]     Checking advent-of-code-2018 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/day18.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let mut output = map.clone();
[INFO] [stderr]     |             ^^^^^^ help: consider using `_output` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/day18.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     for i in 0..10 {        
[INFO] [stderr]     |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/day18.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     for i in 0..10 {
[INFO] [stderr]     |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day18.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let mut output = map.clone();
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pretty_print`
[INFO] [stderr]    --> src/day18.rs:211:1
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn pretty_print(map: &Vec<u8>, (width, height): (usize, usize)) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `output`
[INFO] [stderr]    --> src/day18.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let mut output = map.clone();
[INFO] [stderr]     |             ^^^^^^ help: consider using `_output` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/day18.rs:122:9
[INFO] [stderr]     |
[INFO] [stderr] 122 |     for i in 0..10 {        
[INFO] [stderr]     |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/day18.rs:166:9
[INFO] [stderr]     |
[INFO] [stderr] 166 |     for i in 0..10 {
[INFO] [stderr]     |         ^ help: consider using `_i` instead
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/day18.rs:121:9
[INFO] [stderr]     |
[INFO] [stderr] 121 |     let mut output = map.clone();
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercise_1_cpu`
[INFO] [stderr]    --> src/day18.rs:120:1
[INFO] [stderr]     |
[INFO] [stderr] 120 | fn exercise_1_cpu(mut map: Vec<u8>, (w, h): (usize, usize)) -> usize {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `exercise_2`
[INFO] [stderr]    --> src/day18.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn exercise_2(map: Vec<u8>, dim: (usize, usize)) -> usize {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `pretty_print`
[INFO] [stderr]    --> src/day18.rs:211:1
[INFO] [stderr]     |
[INFO] [stderr] 211 | fn pretty_print(map: &Vec<u8>, (width, height): (usize, usize)) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.21s
[INFO] running `"docker" "inspect" "7dcf6b456844f1008a72c19c3c9432883e2f4058deb620e5b05ce5d0c94a6eb8"`
[INFO] running `"docker" "rm" "-f" "7dcf6b456844f1008a72c19c3c9432883e2f4058deb620e5b05ce5d0c94a6eb8"`
[INFO] [stdout] 7dcf6b456844f1008a72c19c3c9432883e2f4058deb620e5b05ce5d0c94a6eb8