Dec 17 15:21:40.328 INFO checking simonasker/adventofcode2016 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 15:21:40.328 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/simonasker/adventofcode2016:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:21:40.546 INFO [stdout] 63e863bfce43909ed5fc808106b0dcd1ab12dfda05a6082873dfabbb94818a46
Dec 17 15:21:40.548 INFO running `"docker" "start" "-a" "63e863bfce43909ed5fc808106b0dcd1ab12dfda05a6082873dfabbb94818a46"`
Dec 17 15:21:41.784 INFO [stderr]     Checking vec_map v0.6.0
Dec 17 15:21:41.784 INFO [stderr]     Checking strsim v0.5.2
Dec 17 15:21:41.784 INFO [stderr]     Checking unicode-width v0.1.3
Dec 17 15:21:41.784 INFO [stderr]     Checking unicode-segmentation v0.1.3
Dec 17 15:21:41.784 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 17 15:21:41.784 INFO [stderr]     Checking term_size v0.2.1
Dec 17 15:21:43.176 INFO [stderr]     Checking clap v2.19.1
Dec 17 15:21:50.372 INFO [stderr]     Checking adventofcode2016 v0.1.0 (/opt/crater/workdir)
Dec 17 15:21:50.784 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 15:21:50.784 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 17 15:21:50.784 INFO [stderr]    |
Dec 17 15:21:50.784 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 17 15:21:50.784 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 17 15:21:50.784 INFO [stderr]    |
Dec 17 15:21:50.784 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 15:21:50.784 INFO [stderr] 
Dec 17 15:21:50.893 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 17 15:21:50.893 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 17 15:21:50.893 INFO [stderr]    |
Dec 17 15:21:50.893 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 17 15:21:50.893 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 17 15:21:50.893 INFO [stderr]    |
Dec 17 15:21:50.893 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 17 15:21:50.893 INFO [stderr] 
Dec 17 15:21:51.728 INFO [stderr] warning: value assigned to `b` is never read
Dec 17 15:21:51.728 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 17 15:21:51.728 INFO [stderr]     |
Dec 17 15:21:51.728 INFO [stderr] 154 |     let mut b = 0;
Dec 17 15:21:51.728 INFO [stderr]     |             ^
Dec 17 15:21:51.728 INFO [stderr]     |
Dec 17 15:21:51.728 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 15:21:51.729 INFO [stderr] 
Dec 17 15:21:51.729 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 15:21:51.729 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 17 15:21:51.729 INFO [stderr]     |
Dec 17 15:21:51.729 INFO [stderr] 155 |     let mut c = 0;
Dec 17 15:21:51.729 INFO [stderr]     |             ^
Dec 17 15:21:51.729 INFO [stderr] 
Dec 17 15:21:51.729 INFO [stderr] warning: value assigned to `d` is never read
Dec 17 15:21:51.729 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 17 15:21:51.729 INFO [stderr]     |
Dec 17 15:21:51.729 INFO [stderr] 156 |     let mut d = 0;
Dec 17 15:21:51.729 INFO [stderr]     |             ^
Dec 17 15:21:51.729 INFO [stderr] 
Dec 17 15:21:51.729 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 15:21:51.729 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 17 15:21:51.729 INFO [stderr]     |
Dec 17 15:21:51.729 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 17 15:21:51.729 INFO [stderr]     |     ^
Dec 17 15:21:51.729 INFO [stderr] 
Dec 17 15:21:51.917 INFO [stderr] warning: value assigned to `b` is never read
Dec 17 15:21:51.917 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 17 15:21:51.917 INFO [stderr]     |
Dec 17 15:21:51.917 INFO [stderr] 154 |     let mut b = 0;
Dec 17 15:21:51.917 INFO [stderr]     |             ^
Dec 17 15:21:51.917 INFO [stderr]     |
Dec 17 15:21:51.917 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 17 15:21:51.917 INFO [stderr] 
Dec 17 15:21:51.917 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 15:21:51.917 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 17 15:21:51.917 INFO [stderr]     |
Dec 17 15:21:51.917 INFO [stderr] 155 |     let mut c = 0;
Dec 17 15:21:51.917 INFO [stderr]     |             ^
Dec 17 15:21:51.918 INFO [stderr] 
Dec 17 15:21:51.918 INFO [stderr] warning: value assigned to `d` is never read
Dec 17 15:21:51.918 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 17 15:21:51.918 INFO [stderr]     |
Dec 17 15:21:51.918 INFO [stderr] 156 |     let mut d = 0;
Dec 17 15:21:51.918 INFO [stderr]     |             ^
Dec 17 15:21:51.918 INFO [stderr] 
Dec 17 15:21:51.918 INFO [stderr] warning: value assigned to `c` is never read
Dec 17 15:21:51.918 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 17 15:21:51.918 INFO [stderr]     |
Dec 17 15:21:51.918 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 17 15:21:51.918 INFO [stderr]     |     ^
Dec 17 15:21:51.918 INFO [stderr] 
Dec 17 15:21:52.468 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.77s
Dec 17 15:21:53.600 INFO running `"docker" "inspect" "63e863bfce43909ed5fc808106b0dcd1ab12dfda05a6082873dfabbb94818a46"`
Dec 17 15:21:53.998 INFO running `"docker" "rm" "-f" "63e863bfce43909ed5fc808106b0dcd1ab12dfda05a6082873dfabbb94818a46"`
Dec 17 15:21:54.276 INFO [stdout] 63e863bfce43909ed5fc808106b0dcd1ab12dfda05a6082873dfabbb94818a46