Dec 11 09:26:59.257 INFO checking simonasker/adventofcode2016 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 09:26:59.257 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 11 09:26:59.770 INFO [stdout] 4db302f16b455677300170d32c93f360f2a6f49631c472fcf0394b571075f1ac
Dec 11 09:26:59.774 INFO running `"docker" "start" "-a" "4db302f16b455677300170d32c93f360f2a6f49631c472fcf0394b571075f1ac"`
Dec 11 09:27:01.260 INFO [stderr] usermod: no changes
Dec 11 09:27:01.368 INFO [stderr]    Compiling gcc v0.3.39
Dec 11 09:27:01.372 INFO [stderr]     Checking rustc-serialize v0.3.21
Dec 11 09:27:01.372 INFO [stderr]     Checking unicode-segmentation v0.1.3
Dec 11 09:27:01.376 INFO [stderr]     Checking memchr v0.1.11
Dec 11 09:27:01.376 INFO [stderr]     Checking rand v0.3.15
Dec 11 09:27:01.377 INFO [stderr]     Checking thread-id v2.0.0
Dec 11 09:27:01.384 INFO [stderr]     Checking time v0.1.35
Dec 11 09:27:02.492 INFO [stderr]     Checking thread_local v0.2.7
Dec 11 09:27:02.692 INFO [stderr]     Checking aho-corasick v0.5.3
Dec 11 09:27:04.629 INFO [stderr]     Checking clap v2.19.1
Dec 11 09:27:05.597 INFO [stderr]     Checking regex v0.1.80
Dec 11 09:27:08.870 INFO [stderr]    Compiling rust-crypto v0.2.36
Dec 11 09:27:21.062 INFO [stderr]     Checking adventofcode2016 v0.1.0 (/source)
Dec 11 09:27:21.884 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 11 09:27:21.884 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 11 09:27:21.884 INFO [stderr]    |
Dec 11 09:27:21.884 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 11 09:27:21.884 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 11 09:27:21.884 INFO [stderr]    |
Dec 11 09:27:21.884 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 09:27:21.884 INFO [stderr] 
Dec 11 09:27:22.064 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 11 09:27:22.064 INFO [stderr]   --> src/solutions/day19.rs:14:31
Dec 11 09:27:22.064 INFO [stderr]    |
Dec 11 09:27:22.064 INFO [stderr] 14 |             res = i32::pow(2, (i-1));
Dec 11 09:27:22.064 INFO [stderr]    |                               ^^^^^ help: remove these parentheses
Dec 11 09:27:22.064 INFO [stderr]    |
Dec 11 09:27:22.064 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 09:27:22.064 INFO [stderr] 
Dec 11 09:27:23.156 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 09:27:23.157 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 11 09:27:23.157 INFO [stderr]     |
Dec 11 09:27:23.157 INFO [stderr] 154 |     let mut b = 0;
Dec 11 09:27:23.158 INFO [stderr]     |             ^
Dec 11 09:27:23.158 INFO [stderr]     |
Dec 11 09:27:23.158 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 09:27:23.158 INFO [stderr] 
Dec 11 09:27:23.158 INFO [stderr] warning: value assigned to `c` is never read
Dec 11 09:27:23.158 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 11 09:27:23.158 INFO [stderr]     |
Dec 11 09:27:23.158 INFO [stderr] 155 |     let mut c = 0;
Dec 11 09:27:23.158 INFO [stderr]     |             ^
Dec 11 09:27:23.158 INFO [stderr] 
Dec 11 09:27:23.158 INFO [stderr] warning: value assigned to `d` is never read
Dec 11 09:27:23.158 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 11 09:27:23.158 INFO [stderr]     |
Dec 11 09:27:23.158 INFO [stderr] 156 |     let mut d = 0;
Dec 11 09:27:23.158 INFO [stderr]     |             ^
Dec 11 09:27:23.158 INFO [stderr] 
Dec 11 09:27:23.158 INFO [stderr] warning: value assigned to `c` is never read
Dec 11 09:27:23.158 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 11 09:27:23.158 INFO [stderr]     |
Dec 11 09:27:23.158 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 11 09:27:23.158 INFO [stderr]     |     ^
Dec 11 09:27:23.158 INFO [stderr] 
Dec 11 09:27:23.176 INFO [stderr] warning: value assigned to `b` is never read
Dec 11 09:27:23.177 INFO [stderr]    --> src/solutions/day23.rs:154:13
Dec 11 09:27:23.177 INFO [stderr]     |
Dec 11 09:27:23.178 INFO [stderr] 154 |     let mut b = 0;
Dec 11 09:27:23.178 INFO [stderr]     |             ^
Dec 11 09:27:23.178 INFO [stderr]     |
Dec 11 09:27:23.178 INFO [stderr]     = note: #[warn(unused_assignments)] on by default
Dec 11 09:27:23.178 INFO [stderr] 
Dec 11 09:27:23.178 INFO [stderr] warning: value assigned to `c` is never read
Dec 11 09:27:23.178 INFO [stderr]    --> src/solutions/day23.rs:155:13
Dec 11 09:27:23.178 INFO [stderr]     |
Dec 11 09:27:23.178 INFO [stderr] 155 |     let mut c = 0;
Dec 11 09:27:23.178 INFO [stderr]     |             ^
Dec 11 09:27:23.178 INFO [stderr] 
Dec 11 09:27:23.178 INFO [stderr] warning: value assigned to `d` is never read
Dec 11 09:27:23.178 INFO [stderr]    --> src/solutions/day23.rs:156:13
Dec 11 09:27:23.178 INFO [stderr]     |
Dec 11 09:27:23.178 INFO [stderr] 156 |     let mut d = 0;
Dec 11 09:27:23.178 INFO [stderr]     |             ^
Dec 11 09:27:23.178 INFO [stderr] 
Dec 11 09:27:23.178 INFO [stderr] warning: value assigned to `c` is never read
Dec 11 09:27:23.178 INFO [stderr]    --> src/solutions/day23.rs:184:5
Dec 11 09:27:23.178 INFO [stderr]     |
Dec 11 09:27:23.178 INFO [stderr] 184 |     c = 1; // 19: cpy 1 c TOGGLED
Dec 11 09:27:23.178 INFO [stderr]     |     ^
Dec 11 09:27:23.178 INFO [stderr] 
Dec 11 09:27:23.768 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.48s
Dec 11 09:27:23.780 INFO [stderr] su: No module specific data is present
Dec 11 09:27:24.570 INFO running `"docker" "inspect" "4db302f16b455677300170d32c93f360f2a6f49631c472fcf0394b571075f1ac"`
Dec 11 09:27:24.886 INFO running `"docker" "rm" "-f" "4db302f16b455677300170d32c93f360f2a6f49631c472fcf0394b571075f1ac"`
Dec 11 09:27:25.208 INFO [stdout] 4db302f16b455677300170d32c93f360f2a6f49631c472fcf0394b571075f1ac