[INFO] updating cached repository Beskhue/advent-of-code-2018 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Beskhue/advent-of-code-2018 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Beskhue/advent-of-code-2018" "work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2018"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2018'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Beskhue/advent-of-code-2018" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2018"` [INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2018'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 2dffb2f1dda7aed3343b68ef3c6191cc52ff583b [INFO] sha for GitHub repo Beskhue/advent-of-code-2018: 2dffb2f1dda7aed3343b68ef3c6191cc52ff583b [INFO] validating manifest of Beskhue/advent-of-code-2018 on toolchain stable [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Beskhue/advent-of-code-2018 on toolchain stable+rustflags=-Dclippy::into_iter_on_array [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Beskhue/advent-of-code-2018 [INFO] finished frobbing Beskhue/advent-of-code-2018 [INFO] frobbed toml for Beskhue/advent-of-code-2018 written to work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2018/Cargo.toml [INFO] started frobbing Beskhue/advent-of-code-2018 [INFO] finished frobbing Beskhue/advent-of-code-2018 [INFO] frobbed toml for Beskhue/advent-of-code-2018 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/Beskhue/advent-of-code-2018/Cargo.toml [INFO] crate Beskhue/advent-of-code-2018 has a lockfile. skipping [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] linting Beskhue/advent-of-code-2018 against stable for clippy-test-run [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/Beskhue/advent-of-code-2018:/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d5d062049cdd7f287b6c6dfcdfbbfb6b2d7d020dac43df282dc7b7d80c9f30db [INFO] running `"docker" "start" "-a" "d5d062049cdd7f287b6c6dfcdfbbfb6b2d7d020dac43df282dc7b7d80c9f30db"` [INFO] [stderr] Checking euclid v0.19.3 [INFO] [stderr] Checking advent_of_code_2018 v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/december11.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `advent_of_code_2018`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/december11.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `advent_of_code_2018`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: long literal lacking separators [INFO] [stderr] --> src/december14.rs:46:34 [INFO] [stderr] | [INFO] [stderr] 46 | println!("Part 1: {:?}", run(580741)); [INFO] [stderr] | ^^^^^^ help: consider: `580_741` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::unreadable_literal)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unreadable_literal [INFO] [stderr] [INFO] [stderr] warning: useless use of `vec!` [INFO] [stderr] --> src/december14.rs:47:34 [INFO] [stderr] | [INFO] [stderr] 47 | println!("Part 2: {:?}", nur(&vec![5, 8, 0, 7, 4, 1])); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ help: you can use a slice directly: `&[5, 8, 0, 7, 4, 1]` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::useless_vec)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#useless_vec [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/december08.rs:56:41 [INFO] [stderr] | [INFO] [stderr] 56 | let tree: Vec = lines[0].split(" ").map(|c| c.parse::().unwrap()).collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] warning: single-character string constant used as pattern [INFO] [stderr] --> src/december09.rs:51:44 [INFO] [stderr] | [INFO] [stderr] 51 | let config: Vec<&str> = lines[0].split(" ").collect(); [INFO] [stderr] | ^^^ help: try using a char instead: `' '` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(clippy::single_char_pattern)] on by default [INFO] [stderr] = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "d5d062049cdd7f287b6c6dfcdfbbfb6b2d7d020dac43df282dc7b7d80c9f30db"` [INFO] running `"docker" "rm" "-f" "d5d062049cdd7f287b6c6dfcdfbbfb6b2d7d020dac43df282dc7b7d80c9f30db"` [INFO] [stdout] d5d062049cdd7f287b6c6dfcdfbbfb6b2d7d020dac43df282dc7b7d80c9f30db