[INFO] updating cached repository EFulmer/aoc-2017-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/EFulmer/aoc-2017-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/EFulmer/aoc-2017-rust" "work/ex/clippy-test-run/sources/stable/gh/EFulmer/aoc-2017-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/EFulmer/aoc-2017-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/EFulmer/aoc-2017-rust" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/EFulmer/aoc-2017-rust"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/EFulmer/aoc-2017-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38dfc0b58851fb1f5258773bd1f887216ce46b71
[INFO] sha for GitHub repo EFulmer/aoc-2017-rust: 38dfc0b58851fb1f5258773bd1f887216ce46b71
[INFO] validating manifest of EFulmer/aoc-2017-rust 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 EFulmer/aoc-2017-rust 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 EFulmer/aoc-2017-rust
[INFO] finished frobbing EFulmer/aoc-2017-rust
[INFO] frobbed toml for EFulmer/aoc-2017-rust written to work/ex/clippy-test-run/sources/stable/gh/EFulmer/aoc-2017-rust/Cargo.toml
[INFO] started frobbing EFulmer/aoc-2017-rust
[INFO] finished frobbing EFulmer/aoc-2017-rust
[INFO] frobbed toml for EFulmer/aoc-2017-rust written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/EFulmer/aoc-2017-rust/Cargo.toml
[INFO] crate EFulmer/aoc-2017-rust 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 EFulmer/aoc-2017-rust against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-2/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/EFulmer/aoc-2017-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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] d420e3983f54bb315686cc6389f1c6b669f02dfe248823763614296c0b45352d
[INFO] running `"docker" "start" "-a" "d420e3983f54bb315686cc6389f1c6b669f02dfe248823763614296c0b45352d"`
[INFO] [stderr]     Checking advent-of-code v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `passphrases`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let passphrases = text.lines();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider using `_passphrases` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `unique_count` is never read
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let mut unique_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `passphrases`
[INFO] [stderr]    --> src/main.rs:105:9
[INFO] [stderr]     |
[INFO] [stderr] 105 |     let passphrases = text.lines();
[INFO] [stderr]     |         ^^^^^^^^^^^ help: consider using `_passphrases` instead
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `unique_count` is never read
[INFO] [stderr]    --> src/main.rs:106:13
[INFO] [stderr]     |
[INFO] [stderr] 106 |     let mut unique_count = 0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_assignments)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let rest = numbers.get(1..).unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let (first, last) = numbers.get(1..).unwrap().split_at(numbers.get(1..).unwrap().len() / 2);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:35:60
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let (first, last) = numbers.get(1..).unwrap().split_at(numbers.get(1..).unwrap().len() / 2);
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn all_pairs<T: Copy>(v: &Vec<T>) -> Vec<(T, T)> {
[INFO] [stderr]    |                          ^^^^^^^ help: change this to: `&[T]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/main.rs:115:24
[INFO] [stderr]     |
[INFO] [stderr] 115 | fn day_4_helper(input: &String, check_anagrams: bool) -> u32 {
[INFO] [stderr]     |                        ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:28:16
[INFO] [stderr]    |
[INFO] [stderr] 28 |     let rest = numbers.get(1..).unwrap();
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:35:25
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let (first, last) = numbers.get(1..).unwrap().split_at(numbers.get(1..).unwrap().len() / 2);
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/main.rs:35:60
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let (first, last) = numbers.get(1..).unwrap().split_at(numbers.get(1..).unwrap().len() / 2);
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `numbers[1..]`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]   --> src/main.rs:83:26
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn all_pairs<T: Copy>(v: &Vec<T>) -> Vec<(T, T)> {
[INFO] [stderr]    |                          ^^^^^^^ help: change this to: `&[T]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&String` instead of `&str` involves a new object where a slice will do.
[INFO] [stderr]    --> src/main.rs:115:24
[INFO] [stderr]     |
[INFO] [stderr] 115 | fn day_4_helper(input: &String, check_anagrams: bool) -> u32 {
[INFO] [stderr]     |                        ^^^^^^^ help: change this to: `&str`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "d420e3983f54bb315686cc6389f1c6b669f02dfe248823763614296c0b45352d"`
[INFO] running `"docker" "rm" "-f" "d420e3983f54bb315686cc6389f1c6b669f02dfe248823763614296c0b45352d"`
[INFO] [stdout] d420e3983f54bb315686cc6389f1c6b669f02dfe248823763614296c0b45352d