Dec 19 08:45:36.566 INFO checking simonasker/adventofcode2016 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
Dec 19 08:45:36.566 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-6/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 08:45:37.066 INFO [stdout] 5578a602f1bfddf0fa32e6a7029f15c589809234a0249d5c30184d8e718b20ba
Dec 19 08:45:37.068 INFO running `"docker" "start" "-a" "5578a602f1bfddf0fa32e6a7029f15c589809234a0249d5c30184d8e718b20ba"`
Dec 19 08:45:39.826 INFO [stderr]    Compiling gcc v0.3.39
Dec 19 08:45:39.829 INFO [stderr]     Checking unicode-segmentation v0.1.3
Dec 19 08:45:39.830 INFO [stderr]     Checking unicode-width v0.1.3
Dec 19 08:45:39.866 INFO [stderr]     Checking memchr v0.1.11
Dec 19 08:45:39.868 INFO [stderr]     Checking thread-id v2.0.0
Dec 19 08:45:39.869 INFO [stderr]     Checking time v0.1.35
Dec 19 08:45:40.608 INFO [stderr]     Checking thread_local v0.2.7
Dec 19 08:45:40.624 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 19 08:45:41.930 INFO [stderr]     Checking clap v2.19.1
Dec 19 08:45:42.373 INFO [stderr]     Checking regex v0.1.80
Dec 19 08:45:45.081 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 19 08:45:53.782 INFO [stderr]     Checking adventofcode2016 v0.1.0 (/opt/crater/workdir)
Dec 19 08:45:54.220 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 08:45:54.220 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 19 08:45:54.220 INFO [stderr]    |
Dec 19 08:45:54.220 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 19 08:45:54.220 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 19 08:45:54.232 INFO [stderr]    |
Dec 19 08:45:54.232 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 08:45:54.232 INFO [stderr] 
Dec 19 08:45:54.255 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 19 08:45:54.255 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 19 08:45:54.255 INFO [stderr]    |
Dec 19 08:45:54.255 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 19 08:45:54.255 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 19 08:45:54.255 INFO [stderr]    |
Dec 19 08:45:54.255 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 08:45:54.255 INFO [stderr] 
Dec 19 08:45:55.293 INFO [stderr] warning: value assigned to `b` is never read
Dec 19 08:45:55.294 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 19 08:45:55.294 INFO [stderr]     |
Dec 19 08:45:55.294 INFO [stderr] 154 |     let mut b = 0;
Dec 19 08:45:55.294 INFO [stderr]     |             ^
Dec 19 08:45:55.295 INFO [stderr]     |
Dec 19 08:45:55.295 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 08:45:55.295 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.295 INFO [stderr] 
Dec 19 08:45:55.296 INFO [stderr] warning: value assigned to `c` is never read
Dec 19 08:45:55.296 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 19 08:45:55.296 INFO [stderr]     |
Dec 19 08:45:55.296 INFO [stderr] 155 |     let mut c = 0;
Dec 19 08:45:55.296 INFO [stderr]     |             ^
Dec 19 08:45:55.297 INFO [stderr]     |
Dec 19 08:45:55.297 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.297 INFO [stderr] 
Dec 19 08:45:55.297 INFO [stderr] warning: value assigned to `d` is never read
Dec 19 08:45:55.298 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 19 08:45:55.298 INFO [stderr]     |
Dec 19 08:45:55.298 INFO [stderr] 156 |     let mut d = 0;
Dec 19 08:45:55.298 INFO [stderr]     |             ^
Dec 19 08:45:55.299 INFO [stderr]     |
Dec 19 08:45:55.299 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.299 INFO [stderr] 
Dec 19 08:45:55.299 INFO [stderr] warning: value assigned to `c` is never read
Dec 19 08:45:55.299 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 19 08:45:55.300 INFO [stderr]     |
Dec 19 08:45:55.300 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 19 08:45:55.300 INFO [stderr]     |     ^
Dec 19 08:45:55.300 INFO [stderr]     |
Dec 19 08:45:55.301 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.301 INFO [stderr] 
Dec 19 08:45:55.314 INFO [stderr] warning: value assigned to `b` is never read
Dec 19 08:45:55.314 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 19 08:45:55.314 INFO [stderr]     |
Dec 19 08:45:55.314 INFO [stderr] 154 |     let mut b = 0;
Dec 19 08:45:55.314 INFO [stderr]     |             ^
Dec 19 08:45:55.314 INFO [stderr]     |
Dec 19 08:45:55.314 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 19 08:45:55.314 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.314 INFO [stderr] 
Dec 19 08:45:55.314 INFO [stderr] warning: value assigned to `c` is never read
Dec 19 08:45:55.314 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 19 08:45:55.314 INFO [stderr]     |
Dec 19 08:45:55.314 INFO [stderr] 155 |     let mut c = 0;
Dec 19 08:45:55.314 INFO [stderr]     |             ^
Dec 19 08:45:55.315 INFO [stderr]     |
Dec 19 08:45:55.315 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.315 INFO [stderr] 
Dec 19 08:45:55.315 INFO [stderr] warning: value assigned to `d` is never read
Dec 19 08:45:55.315 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 19 08:45:55.315 INFO [stderr]     |
Dec 19 08:45:55.315 INFO [stderr] 156 |     let mut d = 0;
Dec 19 08:45:55.315 INFO [stderr]     |             ^
Dec 19 08:45:55.315 INFO [stderr]     |
Dec 19 08:45:55.315 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.315 INFO [stderr] 
Dec 19 08:45:55.315 INFO [stderr] warning: value assigned to `c` is never read
Dec 19 08:45:55.315 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 19 08:45:55.315 INFO [stderr]     |
Dec 19 08:45:55.315 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 19 08:45:55.315 INFO [stderr]     |     ^
Dec 19 08:45:55.315 INFO [stderr]     |
Dec 19 08:45:55.316 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 08:45:55.316 INFO [stderr] 
Dec 19 08:45:55.589 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.86s
Dec 19 08:45:57.301 INFO running `"docker" "inspect" "5578a602f1bfddf0fa32e6a7029f15c589809234a0249d5c30184d8e718b20ba"`
Dec 19 08:45:57.610 INFO running `"docker" "rm" "-f" "5578a602f1bfddf0fa32e6a7029f15c589809234a0249d5c30184d8e718b20ba"`
Dec 19 08:45:57.936 INFO [stdout] 5578a602f1bfddf0fa32e6a7029f15c589809234a0249d5c30184d8e718b20ba