Dec 19 22:33:02.799 INFO checking Olson3R/advent-of-code-2018-rust against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 22:33:02.799 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-0/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/Olson3R/advent-of-code-2018-rust:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 22:33:03.326 INFO [stdout] 3097d282eca77bbe739c82acf51e82aa78f3696202c956749d296a141d49d409
Dec 19 22:33:03.328 INFO running `"docker" "start" "-a" "3097d282eca77bbe739c82acf51e82aa78f3696202c956749d296a141d49d409"`
Dec 19 22:33:05.264 INFO [stderr]     Checking ascii v0.9.1
Dec 19 22:33:05.272 INFO [stderr]     Checking assert_matches v1.3.0
Dec 19 22:33:05.272 INFO [stderr]     Checking target v1.0.0
Dec 19 22:33:05.272 INFO [stderr]     Checking edit-distance v2.0.1
Dec 19 22:33:05.272 INFO [stderr]     Checking pad v0.1.5
Dec 19 22:33:05.272 INFO [stderr]     Checking itertools v0.7.11
Dec 19 22:33:05.272 INFO [stderr]    Compiling semver v0.9.0
Dec 19 22:33:06.607 INFO [stderr]     Checking term_size v0.3.1
Dec 19 22:33:06.607 INFO [stderr]     Checking ctrlc v3.1.1
Dec 19 22:33:07.016 INFO [stderr]     Checking env_proxy v0.2.0
Dec 19 22:33:07.144 INFO [stderr]     Checking brev v0.1.14
Dec 19 22:33:08.228 INFO [stderr]     Checking textwrap v0.10.0
Dec 19 22:33:08.396 INFO [stderr]     Checking advent-of-code-2018-rust v0.1.0 (/opt/crater/workdir)
Dec 19 22:33:08.799 INFO [stderr]     Checking docopt v1.0.2
Dec 19 22:33:09.361 INFO [stderr]     Checking combine v3.6.3
Dec 19 22:33:09.828 INFO [stderr] warning: variable does not need to be mutable
Dec 19 22:33:09.828 INFO [stderr]   --> src/util.rs:14:13
Dec 19 22:33:09.828 INFO [stderr]    |
Dec 19 22:33:09.828 INFO [stderr] 14 |         let mut br = BufReader::new(&f);
Dec 19 22:33:09.828 INFO [stderr]    |             ----^^
Dec 19 22:33:09.828 INFO [stderr]    |             |
Dec 19 22:33:09.828 INFO [stderr]    |             help: remove this `mut`
Dec 19 22:33:09.828 INFO [stderr]    |
Dec 19 22:33:09.828 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 22:33:09.828 INFO [stderr] 
Dec 19 22:33:10.036 INFO [stderr]     Checking failure v0.1.3
Dec 19 22:33:11.316 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 22:33:11.316 INFO [stderr]  --> src/bin/d05-part2.rs:1:1
Dec 19 22:33:11.316 INFO [stderr]   |
Dec 19 22:33:11.316 INFO [stderr] 1 | #[macro_use]
Dec 19 22:33:11.316 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 22:33:11.316 INFO [stderr]   |
Dec 19 22:33:11.316 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:33:11.316 INFO [stderr] 
Dec 19 22:33:11.316 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 22:33:11.316 INFO [stderr]   --> src/bin/d05-part2.rs:20:26
Dec 19 22:33:11.316 INFO [stderr]    |
Dec 19 22:33:11.316 INFO [stderr] 20 |                 for b in (b'a'..=b'z') {
Dec 19 22:33:11.316 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 22:33:11.316 INFO [stderr]    |
Dec 19 22:33:11.317 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 22:33:11.317 INFO [stderr] 
Dec 19 22:33:12.645 INFO [stderr]     Checking cargo_metadata v0.6.3
Dec 19 22:33:13.152 INFO [stderr]     Checking clap v2.32.0
Dec 19 22:33:13.521 INFO [stderr]     Checking dotenv v0.13.0
Dec 19 22:33:13.984 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 22:33:13.984 INFO [stderr]  --> src/bin/d05-part1.rs:1:1
Dec 19 22:33:13.984 INFO [stderr]   |
Dec 19 22:33:13.984 INFO [stderr] 1 | #[macro_use]
Dec 19 22:33:13.984 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 22:33:14.005 INFO [stderr]   |
Dec 19 22:33:14.005 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:33:14.005 INFO [stderr] 
Dec 19 22:33:14.005 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 22:33:14.005 INFO [stderr]   --> src/bin/d05-part1.rs:13:18
Dec 19 22:33:14.005 INFO [stderr]    |
Dec 19 22:33:14.005 INFO [stderr] 13 |         for b in (b'a'..=b'z') {
Dec 19 22:33:14.005 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 22:33:14.005 INFO [stderr]    |
Dec 19 22:33:14.005 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 22:33:14.005 INFO [stderr] 
Dec 19 22:33:14.800 INFO [stderr]    Compiling rustc_version v0.2.3
Dec 19 22:33:20.030 INFO [stderr]    Compiling rand_chacha v0.1.0
Dec 19 22:33:20.032 INFO [stderr]    Compiling parking_lot_core v0.3.1
Dec 19 22:33:20.034 INFO [stderr]    Compiling rand_pcg v0.1.1
Dec 19 22:33:20.035 INFO [stderr]    Compiling rand v0.6.1
Dec 19 22:33:26.316 INFO [stderr]     Checking parking_lot v0.6.4
Dec 19 22:33:28.620 INFO [stderr]     Checking tokio-reactor v0.1.7
Dec 19 22:33:32.024 INFO [stderr]     Checking tokio-tcp v0.1.2
Dec 19 22:33:32.024 INFO [stderr]     Checking tokio-uds v0.2.4
Dec 19 22:33:32.024 INFO [stderr]     Checking tokio-udp v0.1.3
Dec 19 22:33:34.056 INFO [stderr]     Checking tokio-threadpool v0.1.9
Dec 19 22:33:34.684 INFO [stderr]     Checking just v0.3.13
Dec 19 22:33:38.922 INFO [stderr]     Checking tokio-fs v0.1.4
Dec 19 22:33:41.177 INFO [stderr]     Checking tokio v0.1.13
Dec 19 22:33:42.292 INFO [stderr]     Checking hyper v0.12.16
Dec 19 22:33:47.461 INFO [stderr]     Checking hyper-tls v0.3.1
Dec 19 22:33:48.591 INFO [stderr]     Checking reqwest v0.9.5
Dec 19 22:33:58.175 INFO [stderr]     Checking toml_edit v0.1.3
Dec 19 22:34:13.796 INFO [stderr]     Checking cargo-edit v0.3.1
Dec 19 22:34:21.740 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 22:34:21.744 INFO [stderr]  --> src/bin/d05-part2.rs:1:1
Dec 19 22:34:21.744 INFO [stderr]   |
Dec 19 22:34:21.744 INFO [stderr] 1 | #[macro_use]
Dec 19 22:34:21.744 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 22:34:21.745 INFO [stderr]   |
Dec 19 22:34:21.745 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:34:21.745 INFO [stderr] 
Dec 19 22:34:21.745 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 22:34:21.745 INFO [stderr]   --> src/bin/d05-part2.rs:20:26
Dec 19 22:34:21.745 INFO [stderr]    |
Dec 19 22:34:21.746 INFO [stderr] 20 |                 for b in (b'a'..=b'z') {
Dec 19 22:34:21.746 INFO [stderr]    |                          ^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 22:34:21.747 INFO [stderr]    |
Dec 19 22:34:21.747 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 22:34:21.748 INFO [stderr] 
Dec 19 22:34:22.020 INFO [stderr] warning: variable does not need to be mutable
Dec 19 22:34:22.021 INFO [stderr]   --> src/util.rs:14:13
Dec 19 22:34:22.021 INFO [stderr]    |
Dec 19 22:34:22.021 INFO [stderr] 14 |         let mut br = BufReader::new(&f);
Dec 19 22:34:22.021 INFO [stderr]    |             ----^^
Dec 19 22:34:22.022 INFO [stderr]    |             |
Dec 19 22:34:22.022 INFO [stderr]    |             help: remove this `mut`
Dec 19 22:34:22.048 INFO [stderr]    |
Dec 19 22:34:22.049 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 19 22:34:22.049 INFO [stderr] 
Dec 19 22:34:22.348 INFO [stderr] warning: unused `#[macro_use]` import
Dec 19 22:34:22.349 INFO [stderr]  --> src/bin/d05-part1.rs:1:1
Dec 19 22:34:22.349 INFO [stderr]   |
Dec 19 22:34:22.349 INFO [stderr] 1 | #[macro_use]
Dec 19 22:34:22.350 INFO [stderr]   | ^^^^^^^^^^^^
Dec 19 22:34:22.350 INFO [stderr]   |
Dec 19 22:34:22.350 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 19 22:34:22.350 INFO [stderr] 
Dec 19 22:34:22.351 INFO [stderr] warning: unnecessary parentheses around `for` head expression
Dec 19 22:34:22.351 INFO [stderr]   --> src/bin/d05-part1.rs:13:18
Dec 19 22:34:22.351 INFO [stderr]    |
Dec 19 22:34:22.352 INFO [stderr] 13 |         for b in (b'a'..=b'z') {
Dec 19 22:34:22.352 INFO [stderr]    |                  ^^^^^^^^^^^^^ help: remove these parentheses
Dec 19 22:34:22.352 INFO [stderr]    |
Dec 19 22:34:22.352 INFO [stderr]    = note: #[warn(unused_parens)] on by default
Dec 19 22:34:22.353 INFO [stderr] 
Dec 19 22:34:23.122 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 18s
Dec 19 22:34:24.713 INFO running `"docker" "inspect" "3097d282eca77bbe739c82acf51e82aa78f3696202c956749d296a141d49d409"`
Dec 19 22:34:25.014 INFO running `"docker" "rm" "-f" "3097d282eca77bbe739c82acf51e82aa78f3696202c956749d296a141d49d409"`
Dec 19 22:34:25.436 INFO [stdout] 3097d282eca77bbe739c82acf51e82aa78f3696202c956749d296a141d49d409