[INFO] updating cached repository taku-shimomura/building_vm
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/taku-shimomura/building_vm
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/taku-shimomura/building_vm" "work/ex/clippy-test-run/sources/stable/gh/taku-shimomura/building_vm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/taku-shimomura/building_vm'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/taku-shimomura/building_vm" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/taku-shimomura/building_vm"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/taku-shimomura/building_vm'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6110d32f2d884ecc9c196a0c23e1edd840fb412f
[INFO] sha for GitHub repo taku-shimomura/building_vm: 6110d32f2d884ecc9c196a0c23e1edd840fb412f
[INFO] validating manifest of taku-shimomura/building_vm 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 taku-shimomura/building_vm 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 taku-shimomura/building_vm
[INFO] finished frobbing taku-shimomura/building_vm
[INFO] frobbed toml for taku-shimomura/building_vm written to work/ex/clippy-test-run/sources/stable/gh/taku-shimomura/building_vm/Cargo.toml
[INFO] started frobbing taku-shimomura/building_vm
[INFO] finished frobbing taku-shimomura/building_vm
[INFO] frobbed toml for taku-shimomura/building_vm written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/taku-shimomura/building_vm/Cargo.toml
[INFO] crate taku-shimomura/building_vm 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 taku-shimomura/building_vm against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-6/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/taku-shimomura/building_vm:/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 -Dclippy::into_iter_on_array" "-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] 1e06a8168e918196ac71c1a676d388daed98022cdf46b599d44da2120279eba4
[INFO] running `"docker" "start" "-a" "1e06a8168e918196ac71c1a676d388daed98022cdf46b599d44da2120279eba4"`
[INFO] [stderr]     Checking building_vm v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `registers`
[INFO] [stderr]  --> src/vm.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 |     registers: [i32; 32]
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `vm::VM`
[INFO] [stderr]   --> src/vm.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | /     pub fn new() -> VM {
[INFO] [stderr] 7  | |         VM {
[INFO] [stderr] 8  | |             registers: [0; 32]
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 1  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `vm::VM`
[INFO] [stderr]   --> src/vm.rs:6:5
[INFO] [stderr]    |
[INFO] [stderr] 6  | /     pub fn new() -> VM {
[INFO] [stderr] 7  | |         VM {
[INFO] [stderr] 8  | |             registers: [0; 32]
[INFO] [stderr] 9  | |         }
[INFO] [stderr] 10 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::new_without_default_derive)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default_derive
[INFO] [stderr] help: try this
[INFO] [stderr]    |
[INFO] [stderr] 1  | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `"docker" "inspect" "1e06a8168e918196ac71c1a676d388daed98022cdf46b599d44da2120279eba4"`
[INFO] running `"docker" "rm" "-f" "1e06a8168e918196ac71c1a676d388daed98022cdf46b599d44da2120279eba4"`
[INFO] [stdout] 1e06a8168e918196ac71c1a676d388daed98022cdf46b599d44da2120279eba4