[INFO] crate stdweb-derive 0.5.1 is already in cache
[INFO] extracting crate stdweb-derive 0.5.1 into work/ex/clippy-test-run/sources/stable/reg/stdweb-derive/0.5.1
[INFO] extracting crate stdweb-derive 0.5.1 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/stdweb-derive/0.5.1
[INFO] validating manifest of stdweb-derive-0.5.1 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 stdweb-derive-0.5.1 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 stdweb-derive-0.5.1
[INFO] finished frobbing stdweb-derive-0.5.1
[INFO] frobbed toml for stdweb-derive-0.5.1 written to work/ex/clippy-test-run/sources/stable/reg/stdweb-derive/0.5.1/Cargo.toml
[INFO] started frobbing stdweb-derive-0.5.1
[INFO] finished frobbing stdweb-derive-0.5.1
[INFO] frobbed toml for stdweb-derive-0.5.1 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/stdweb-derive/0.5.1/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 stdweb-derive-0.5.1 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-5/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/stdweb-derive/0.5.1:/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] f9f6f03c9824dafc601dfd9191fc4afea617da66bf40e67a8d0f1ea741e8716f
[INFO] running `"docker" "start" "-a" "f9f6f03c9824dafc601dfd9191fc4afea617da66bf40e67a8d0f1ea741e8716f"`
[INFO] [stderr]     Checking syn v0.15.26
[INFO] [stderr]     Checking stdweb-derive v0.5.1 (/opt/crater/workdir)
[INFO] [stderr] warning: the function has a cyclomatic complexity of 31
[INFO] [stderr]    --> src/lib.rs:50:1
[INFO] [stderr]     |
[INFO] [stderr] 50  | / pub fn derive_reference_type( input: TokenStream ) -> TokenStream {
[INFO] [stderr] 51  | |     let input: proc_macro2::TokenStream = input.into();
[INFO] [stderr] 52  | |     let input: DeriveInput = syn::parse2( input ).unwrap();
[INFO] [stderr] 53  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 352 | |     expanded.into()
[INFO] [stderr] 353 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/lib.rs:223:34
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let target: syn::Ident = target.into();
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^ help: consider removing `.into()`: `target`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr] warning: the function has a cyclomatic complexity of 31
[INFO] [stderr]    --> src/lib.rs:50:1
[INFO] [stderr]     |
[INFO] [stderr] 50  | / pub fn derive_reference_type( input: TokenStream ) -> TokenStream {
[INFO] [stderr] 51  | |     let input: proc_macro2::TokenStream = input.into();
[INFO] [stderr] 52  | |     let input: DeriveInput = syn::parse2( input ).unwrap();
[INFO] [stderr] 53  | |
[INFO] [stderr] ...   |
[INFO] [stderr] 352 | |     expanded.into()
[INFO] [stderr] 353 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cyclomatic_complexity)] on by default
[INFO] [stderr]     = help: you could split it up into multiple smaller functions
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cyclomatic_complexity
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/lib.rs:223:34
[INFO] [stderr]     |
[INFO] [stderr] 223 |         let target: syn::Ident = target.into();
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^ help: consider removing `.into()`: `target`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::identity_conversion)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#identity_conversion
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
[INFO] running `"docker" "inspect" "f9f6f03c9824dafc601dfd9191fc4afea617da66bf40e67a8d0f1ea741e8716f"`
[INFO] running `"docker" "rm" "-f" "f9f6f03c9824dafc601dfd9191fc4afea617da66bf40e67a8d0f1ea741e8716f"`
[INFO] [stdout] f9f6f03c9824dafc601dfd9191fc4afea617da66bf40e67a8d0f1ea741e8716f