[INFO] crate arc_map 0.1.3 is already in cache
[INFO] extracting crate arc_map 0.1.3 into work/ex/clippy-test-run/sources/stable/reg/arc_map/0.1.3
[INFO] extracting crate arc_map 0.1.3 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/arc_map/0.1.3
[INFO] validating manifest of arc_map-0.1.3 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 arc_map-0.1.3 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 arc_map-0.1.3
[INFO] finished frobbing arc_map-0.1.3
[INFO] frobbed toml for arc_map-0.1.3 written to work/ex/clippy-test-run/sources/stable/reg/arc_map/0.1.3/Cargo.toml
[INFO] started frobbing arc_map-0.1.3
[INFO] finished frobbing arc_map-0.1.3
[INFO] frobbed toml for arc_map-0.1.3 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/arc_map/0.1.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 arc_map-0.1.3 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/arc_map/0.1.3:/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] 87f39c43593e9db7eb25a6d122b1c13c4df65a40e8b0c2880d3df1e0633d2781
[INFO] running `"docker" "start" "-a" "87f39c43593e9db7eb25a6d122b1c13c4df65a40e8b0c2880d3df1e0633d2781"`
[INFO] [stderr]     Checking arc_map v0.1.3 (/opt/crater/workdir)
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `ArcMap<K, V>`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 | /     pub fn new()->ArcMap<K,V>{
[INFO] [stderr] 112 | |         ArcMap{
[INFO] [stderr] 113 | |             ch:hide_map(20),//reasonable default
[INFO] [stderr] 114 | |         }
[INFO] [stderr] 115 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 108 | impl Default for ArcMap<K, V> {
[INFO] [stderr] 109 |     fn default() -> Self {
[INFO] [stderr] 110 |         Self::new()
[INFO] [stderr] 111 |     }
[INFO] [stderr] 112 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider adding a `Default` implementation for `ArcMap<K, V>`
[INFO] [stderr]    --> src/lib.rs:111:5
[INFO] [stderr]     |
[INFO] [stderr] 111 | /     pub fn new()->ArcMap<K,V>{
[INFO] [stderr] 112 | |         ArcMap{
[INFO] [stderr] 113 | |             ch:hide_map(20),//reasonable default
[INFO] [stderr] 114 | |         }
[INFO] [stderr] 115 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::new_without_default)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#new_without_default
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 108 | impl Default for ArcMap<K, V> {
[INFO] [stderr] 109 |     fn default() -> Self {
[INFO] [stderr] 110 |         Self::new()
[INFO] [stderr] 111 |     }
[INFO] [stderr] 112 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "87f39c43593e9db7eb25a6d122b1c13c4df65a40e8b0c2880d3df1e0633d2781"`
[INFO] running `"docker" "rm" "-f" "87f39c43593e9db7eb25a6d122b1c13c4df65a40e8b0c2880d3df1e0633d2781"`
[INFO] [stdout] 87f39c43593e9db7eb25a6d122b1c13c4df65a40e8b0c2880d3df1e0633d2781