[INFO] updating cached repository spriest487/advent-of-code-2018
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/spriest487/advent-of-code-2018
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/spriest487/advent-of-code-2018" "work/ex/clippy-test-run/sources/stable/gh/spriest487/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/spriest487/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/spriest487/advent-of-code-2018" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/spriest487/advent-of-code-2018"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/spriest487/advent-of-code-2018'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8511e0a6a0f16f53c529bc4d133949214c50f9b1
[INFO] sha for GitHub repo spriest487/advent-of-code-2018: 8511e0a6a0f16f53c529bc4d133949214c50f9b1
[INFO] validating manifest of spriest487/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 spriest487/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 spriest487/advent-of-code-2018
[INFO] finished frobbing spriest487/advent-of-code-2018
[INFO] frobbed toml for spriest487/advent-of-code-2018 written to work/ex/clippy-test-run/sources/stable/gh/spriest487/advent-of-code-2018/Cargo.toml
[INFO] started frobbing spriest487/advent-of-code-2018
[INFO] finished frobbing spriest487/advent-of-code-2018
[INFO] frobbed toml for spriest487/advent-of-code-2018 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/spriest487/advent-of-code-2018/Cargo.toml
[INFO] crate spriest487/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 spriest487/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-0/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/gh/spriest487/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] 3c771f7643236c41e369693cb19a68797dbb3831e3d061539419a40d12360243
[INFO] running `"docker" "start" "-a" "3c771f7643236c41e369693cb19a68797dbb3831e3d061539419a40d12360243"`
[INFO] [stderr]     Checking levenshtein v1.0.3
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/day_4.rs:129:28
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let sleepiest_minute = guard_profiles.get(sleepiest_guard).unwrap().iter()
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&guard_profiles[sleepiest_guard]`
[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: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/day_5.rs:47:40
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let simplified_polymers: Vec<_> = ('a' as u8..'z' as u8)
[INFO] [stderr]    |                                        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'a'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/day_5.rs:47:51
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let simplified_polymers: Vec<_> = ('a' as u8..'z' as u8)
[INFO] [stderr]    |                                                   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/day_5.rs:47:40
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let simplified_polymers: Vec<_> = ('a' as u8..'z' as u8)
[INFO] [stderr]    |                                        ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::char_lit_as_u8)] on by default
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'a'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: casting character literal to u8. `char`s are 4 bytes wide in rust, so casting to u8 truncates them
[INFO] [stderr]   --> src/day_5.rs:47:51
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let simplified_polymers: Vec<_> = ('a' as u8..'z' as u8)
[INFO] [stderr]    |                                                   ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Consider using a byte literal instead:
[INFO] [stderr]            b'z'
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/day_2.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 let c = id_a.chars().skip(i).next().unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/day_2.rs:45:25
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if c == id_b.chars().skip(i).next().unwrap() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: called `.get().unwrap()` on a HashMap. Using `[]` is more clear and more concise
[INFO] [stderr]    --> src/day_4.rs:129:28
[INFO] [stderr]     |
[INFO] [stderr] 129 |     let sleepiest_minute = guard_profiles.get(sleepiest_guard).unwrap().iter()
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `&guard_profiles[sleepiest_guard]`
[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 `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/day_2.rs:44:25
[INFO] [stderr]    |
[INFO] [stderr] 44 |                 let c = id_a.chars().skip(i).next().unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::iter_skip_next)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr] warning: called `skip(x).next()` on an iterator. This is more succinctly expressed by calling `nth(x)`
[INFO] [stderr]   --> src/day_2.rs:45:25
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 if c == id_b.chars().skip(i).next().unwrap() {
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#iter_skip_next
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.08s
[INFO] running `"docker" "inspect" "3c771f7643236c41e369693cb19a68797dbb3831e3d061539419a40d12360243"`
[INFO] running `"docker" "rm" "-f" "3c771f7643236c41e369693cb19a68797dbb3831e3d061539419a40d12360243"`
[INFO] [stdout] 3c771f7643236c41e369693cb19a68797dbb3831e3d061539419a40d12360243