[INFO] crate actions 0.1.0 is already in cache
[INFO] extracting crate actions 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/actions/0.1.0
[INFO] extracting crate actions 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/actions/0.1.0
[INFO] validating manifest of actions-0.1.0 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 actions-0.1.0 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 actions-0.1.0
[INFO] finished frobbing actions-0.1.0
[INFO] frobbed toml for actions-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/actions/0.1.0/Cargo.toml
[INFO] started frobbing actions-0.1.0
[INFO] finished frobbing actions-0.1.0
[INFO] frobbed toml for actions-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/actions/0.1.0/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 actions-0.1.0 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/actions/0.1.0:/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] 0b0c6f3898611f519a481a09ebb6c64ccca27029e41ca34edc11d69ba0e99c1a
[INFO] running `"docker" "start" "-a" "0b0c6f3898611f519a481a09ebb6c64ccca27029e41ca34edc11d69ba0e99c1a"`
[INFO] [stderr]     Checking actions v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: item `chain::Chain<Action>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/chain.rs:25:1
[INFO] [stderr]     |
[INFO] [stderr] 25  | / impl<Action: Merge> Chain<Action> {
[INFO] [stderr] 26  | |     /// Create a new chain of actions.
[INFO] [stderr] 27  | |     ///
[INFO] [stderr] 28  | |     pub fn new() -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 115 | |     }
[INFO] [stderr] 116 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `chain::Chain<Action>`
[INFO] [stderr]   --> src/chain.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     pub fn new() -> Self {
[INFO] [stderr] 29 | |         Self {
[INFO] [stderr] 30 | |             actions: Vec::new(),
[INFO] [stderr] 31 | |         }
[INFO] [stderr] 32 | |     }
[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] 18 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: item `chain::Chain<Action>` has a public `len` method but no corresponding `is_empty` method
[INFO] [stderr]    --> src/chain.rs:25:1
[INFO] [stderr]     |
[INFO] [stderr] 25  | / impl<Action: Merge> Chain<Action> {
[INFO] [stderr] 26  | |     /// Create a new chain of actions.
[INFO] [stderr] 27  | |     ///
[INFO] [stderr] 28  | |     pub fn new() -> Self {
[INFO] [stderr] ...   |
[INFO] [stderr] 115 | |     }
[INFO] [stderr] 116 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_without_is_empty)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_without_is_empty
[INFO] [stderr] 
[INFO] [stderr] warning: you should consider deriving a `Default` implementation for `chain::Chain<Action>`
[INFO] [stderr]   --> src/chain.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 | /     pub fn new() -> Self {
[INFO] [stderr] 29 | |         Self {
[INFO] [stderr] 30 | |             actions: Vec::new(),
[INFO] [stderr] 31 | |         }
[INFO] [stderr] 32 | |     }
[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] 18 | #[derive(Default)]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `"docker" "inspect" "0b0c6f3898611f519a481a09ebb6c64ccca27029e41ca34edc11d69ba0e99c1a"`
[INFO] running `"docker" "rm" "-f" "0b0c6f3898611f519a481a09ebb6c64ccca27029e41ca34edc11d69ba0e99c1a"`
[INFO] [stdout] 0b0c6f3898611f519a481a09ebb6c64ccca27029e41ca34edc11d69ba0e99c1a