[INFO] crate jsonrpc-macros 9.0.0 is already in cache
[INFO] extracting crate jsonrpc-macros 9.0.0 into work/ex/clippy-test-run/sources/stable/reg/jsonrpc-macros/9.0.0
[INFO] extracting crate jsonrpc-macros 9.0.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jsonrpc-macros/9.0.0
[INFO] validating manifest of jsonrpc-macros-9.0.0 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 jsonrpc-macros-9.0.0 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 jsonrpc-macros-9.0.0
[INFO] finished frobbing jsonrpc-macros-9.0.0
[INFO] frobbed toml for jsonrpc-macros-9.0.0 written to work/ex/clippy-test-run/sources/stable/reg/jsonrpc-macros/9.0.0/Cargo.toml
[INFO] started frobbing jsonrpc-macros-9.0.0
[INFO] finished frobbing jsonrpc-macros-9.0.0
[INFO] frobbed toml for jsonrpc-macros-9.0.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/jsonrpc-macros/9.0.0/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 jsonrpc-macros-9.0.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-7/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/jsonrpc-macros/9.0.0:/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] 15743ebe3a61297a8d5c75065bc0fb05d4ea238c777daebfec3f0f6f46f98ac1
[INFO] running `"docker" "start" "-a" "15743ebe3a61297a8d5c75065bc0fb05d4ea238c777daebfec3f0f6f46f98ac1"`
[INFO] [stderr]     Checking jsonrpc-macros v9.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking jsonrpc-server-utils v9.0.0
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/delegates.rs:117:4
[INFO] [stderr]     |
[INFO] [stderr] 117 |             delegate: delegate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `delegate`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 |             subscriber: subscriber,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `subscriber`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 |             id: id,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `id`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 |             sink: sink,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `sink`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/auto_args.rs:462:2
[INFO] [stderr]     |
[INFO] [stderr] 462 |     id
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/auto_args.rs:456:11
[INFO] [stderr]     |
[INFO] [stderr] 456 |       let id = match len {
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 457 | |         0 => Ok((None,)),
[INFO] [stderr] 458 | |         1 => params.parse::<(T,)>().map(|(x, )| (Some(x), )),
[INFO] [stderr] 459 | |         _ => Err(invalid_params("Expecting only one optional parameter.", "")),
[INFO] [stderr] 460 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr]     Checking jsonrpc-tcp-server v9.0.0
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/delegates.rs:117:4
[INFO] [stderr]     |
[INFO] [stderr] 117 |             delegate: delegate,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^ help: replace it with: `delegate`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::redundant_field_names)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:25:4
[INFO] [stderr]    |
[INFO] [stderr] 25 |             subscriber: subscriber,
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `subscriber`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:51:4
[INFO] [stderr]    |
[INFO] [stderr] 51 |             id: id,
[INFO] [stderr]    |             ^^^^^^ help: replace it with: `id`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]   --> src/pubsub.rs:52:4
[INFO] [stderr]    |
[INFO] [stderr] 52 |             sink: sink,
[INFO] [stderr]    |             ^^^^^^^^^^ help: replace it with: `sink`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#redundant_field_names
[INFO] [stderr] 
[INFO] [stderr] warning: returning the result of a let binding from a block. Consider returning the expression directly.
[INFO] [stderr]    --> src/auto_args.rs:462:2
[INFO] [stderr]     |
[INFO] [stderr] 462 |     id
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::let_and_return)] on by default
[INFO] [stderr] note: this expression can be directly returned
[INFO] [stderr]    --> src/auto_args.rs:456:11
[INFO] [stderr]     |
[INFO] [stderr] 456 |       let id = match len {
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 457 | |         0 => Ok((None,)),
[INFO] [stderr] 458 | |         1 => params.parse::<(T,)>().map(|(x, )| (Some(x), )),
[INFO] [stderr] 459 | |         _ => Err(invalid_params("Expecting only one optional parameter.", "")),
[INFO] [stderr] 460 | |     };
[INFO] [stderr]     | |_____^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#let_and_return
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.10s
[INFO] running `"docker" "inspect" "15743ebe3a61297a8d5c75065bc0fb05d4ea238c777daebfec3f0f6f46f98ac1"`
[INFO] running `"docker" "rm" "-f" "15743ebe3a61297a8d5c75065bc0fb05d4ea238c777daebfec3f0f6f46f98ac1"`
[INFO] [stdout] 15743ebe3a61297a8d5c75065bc0fb05d4ea238c777daebfec3f0f6f46f98ac1