Dec 11 05:02:08.519 INFO checking zovt/advent-of-code-2017 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 11 05:02:08.520 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 05:02:08.964 INFO [stdout] 1340b79d9d050652ce81d7b85b98ea491ad69a28c0733048c3ad3240b296e944
Dec 11 05:02:08.970 INFO running `"docker" "start" "-a" "1340b79d9d050652ce81d7b85b98ea491ad69a28c0733048c3ad3240b296e944"`
Dec 11 05:02:10.152 INFO [stderr] usermod: no changes
Dec 11 05:02:10.212 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 11 05:02:10.212 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 11 05:02:10.212 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 11 05:02:10.212 INFO [stderr] files will be included as a binary target:
Dec 11 05:02:10.212 INFO [stderr] 
Dec 11 05:02:10.212 INFO [stderr] * /source/src/main.rs
Dec 11 05:02:10.212 INFO [stderr] 
Dec 11 05:02:10.212 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 11 05:02:10.212 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 11 05:02:10.212 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 11 05:02:10.212 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 11 05:02:10.212 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 11 05:02:10.212 INFO [stderr] 
Dec 11 05:02:10.212 INFO [stderr] For more information on this warning you can consult
Dec 11 05:02:10.212 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 11 05:02:10.232 INFO [stderr]     Checking advent-of-code v0.1.0 (/source)
Dec 11 05:02:10.836 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:10.836 INFO [stderr]   --> src/day3/one.rs:43:15
Dec 11 05:02:10.837 INFO [stderr]    |
Dec 11 05:02:10.837 INFO [stderr] 43 |     let num = if (num > ring_half) {
Dec 11 05:02:10.837 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:10.837 INFO [stderr]    |
Dec 11 05:02:10.837 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 05:02:10.837 INFO [stderr] 
Dec 11 05:02:12.901 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:12.901 INFO [stderr]   --> src/day3/one.rs:43:15
Dec 11 05:02:12.901 INFO [stderr]    |
Dec 11 05:02:12.901 INFO [stderr] 43 |     let num = if (num > ring_half) {
Dec 11 05:02:12.901 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:12.901 INFO [stderr]    |
Dec 11 05:02:12.902 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 05:02:12.902 INFO [stderr] 
Dec 11 05:02:12.968 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:12.969 INFO [stderr]   --> src/day3/two.rs:39:6
Dec 11 05:02:12.972 INFO [stderr]    |
Dec 11 05:02:12.972 INFO [stderr] 39 |         if (r.0 - 1 == -r.1 && self == SpiralDirection::Right) {
Dec 11 05:02:12.972 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:12.972 INFO [stderr]    |
Dec 11 05:02:12.972 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 05:02:12.972 INFO [stderr] 
Dec 11 05:02:12.972 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:12.973 INFO [stderr]   --> src/day3/two.rs:41:13
Dec 11 05:02:12.973 INFO [stderr]    |
Dec 11 05:02:12.973 INFO [stderr] 41 |         } else if (r.0.abs() == r.1.abs() && self != SpiralDirection::Right) {
Dec 11 05:02:12.973 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:12.973 INFO [stderr] 
Dec 11 05:02:13.124 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:13.124 INFO [stderr]   --> src/day3/two.rs:39:6
Dec 11 05:02:13.124 INFO [stderr]    |
Dec 11 05:02:13.124 INFO [stderr] 39 |         if (r.0 - 1 == -r.1 && self == SpiralDirection::Right) {
Dec 11 05:02:13.124 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:13.124 INFO [stderr]    |
Dec 11 05:02:13.124 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 11 05:02:13.124 INFO [stderr] 
Dec 11 05:02:13.148 INFO [stderr] warning: unnecessary parentheses around `if` condition
Dec 11 05:02:13.148 INFO [stderr]   --> src/day3/two.rs:41:13
Dec 11 05:02:13.148 INFO [stderr]    |
Dec 11 05:02:13.148 INFO [stderr] 41 |         } else if (r.0.abs() == r.1.abs() && self != SpiralDirection::Right) {
Dec 11 05:02:13.149 INFO [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
Dec 11 05:02:13.152 INFO [stderr] 
Dec 11 05:02:13.504 INFO [stderr] warning: variable does not need to be mutable
Dec 11 05:02:13.505 INFO [stderr]   --> src/day3/two.rs:86:6
Dec 11 05:02:13.505 INFO [stderr]    |
Dec 11 05:02:13.505 INFO [stderr] 86 |     let mut spiral_coord_iter = SpiralCoordIter {
Dec 11 05:02:13.505 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Dec 11 05:02:13.505 INFO [stderr]    |         |
Dec 11 05:02:13.506 INFO [stderr]    |         help: remove this `mut`
Dec 11 05:02:13.506 INFO [stderr]    |
Dec 11 05:02:13.506 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 05:02:13.506 INFO [stderr] 
Dec 11 05:02:13.519 INFO [stderr] warning: variable does not need to be mutable
Dec 11 05:02:13.519 INFO [stderr]   --> src/day3/two.rs:86:6
Dec 11 05:02:13.520 INFO [stderr]    |
Dec 11 05:02:13.520 INFO [stderr] 86 |     let mut spiral_coord_iter = SpiralCoordIter {
Dec 11 05:02:13.520 INFO [stderr]    |         ----^^^^^^^^^^^^^^^^^
Dec 11 05:02:13.521 INFO [stderr]    |         |
Dec 11 05:02:13.521 INFO [stderr]    |         help: remove this `mut`
Dec 11 05:02:13.521 INFO [stderr]    |
Dec 11 05:02:13.522 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 11 05:02:13.522 INFO [stderr] 
Dec 11 05:02:13.605 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.42s
Dec 11 05:02:13.608 INFO [stderr] su: No module specific data is present
Dec 11 05:02:15.085 INFO running `"docker" "inspect" "1340b79d9d050652ce81d7b85b98ea491ad69a28c0733048c3ad3240b296e944"`
Dec 11 05:02:15.454 INFO running `"docker" "rm" "-f" "1340b79d9d050652ce81d7b85b98ea491ad69a28c0733048c3ad3240b296e944"`
Dec 11 05:02:15.784 INFO [stdout] 1340b79d9d050652ce81d7b85b98ea491ad69a28c0733048c3ad3240b296e944