[INFO] crate webframework-derive 0.0.2 is already in cache
[INFO] extracting crate webframework-derive 0.0.2 into work/ex/clippy-test-run/sources/stable/reg/webframework-derive/0.0.2
[INFO] extracting crate webframework-derive 0.0.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/webframework-derive/0.0.2
[INFO] validating manifest of webframework-derive-0.0.2 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 webframework-derive-0.0.2 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 webframework-derive-0.0.2
[INFO] finished frobbing webframework-derive-0.0.2
[INFO] frobbed toml for webframework-derive-0.0.2 written to work/ex/clippy-test-run/sources/stable/reg/webframework-derive/0.0.2/Cargo.toml
[INFO] started frobbing webframework-derive-0.0.2
[INFO] finished frobbing webframework-derive-0.0.2
[INFO] frobbed toml for webframework-derive-0.0.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/webframework-derive/0.0.2/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 webframework-derive-0.0.2 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/webframework-derive/0.0.2:/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] b6b436de2c6df3b1f2539122bee8d04c71671262623ecab9d257f6bf0919acc5
[INFO] running `"docker" "start" "-a" "b6b436de2c6df3b1f2539122bee8d04c71671262623ecab9d257f6bf0919acc5"`
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]     Checking quote v0.6.11
[INFO] [stderr]     Checking syn v0.15.26
[INFO] [stderr]     Checking webframework-derive v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |             return Ok(Route { restrictions, path, kind: InnerRouteKind::Multiple(inner_items) });
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Route { restrictions, path, kind: InnerRouteKind::Multiple(inner_items) })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |             return Ok(Route { restrictions, path, kind: InnerRouteKind::Single(inner_item) });
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Route { restrictions, path, kind: InnerRouteKind::Single(inner_item) })`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:160:13
[INFO] [stderr]     |
[INFO] [stderr] 160 |             return Ok(Route { restrictions, path, kind: InnerRouteKind::Multiple(inner_items) });
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Route { restrictions, path, kind: InnerRouteKind::Multiple(inner_items) })`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::needless_return)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]    --> src/lib.rs:163:13
[INFO] [stderr]     |
[INFO] [stderr] 163 |             return Ok(Route { restrictions, path, kind: InnerRouteKind::Single(inner_item) });
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove `return` as shown: `Ok(Route { restrictions, path, kind: InnerRouteKind::Single(inner_item) })`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 |         .filter(|value| value.ident.to_string() == "params")
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `*value.ident`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:29:38
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 litstr.value().split(",").map(str::trim).map(str::to_string).collect::<Vec<_>>()
[INFO] [stderr]    |                                      ^^^ help: try using a char instead: `','`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:45:60
[INFO] [stderr]    |
[INFO] [stderr] 45 |         .filter(|(_ty, input)| params.iter().find(|&param| *param == input.to_string()).is_none())
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ try implementing the comparison without allocating
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/lib.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |             }).expect(&format!("Param '{}' not found in arguments.", param));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Param '{}' not found in arguments.", param))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 ident.to_string() == param
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: try: `*ident`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:26:25
[INFO] [stderr]    |
[INFO] [stderr] 26 |         .filter(|value| value.ident.to_string() == "params")
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `*value.ident`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::cmp_owned)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: single-character string constant used as pattern
[INFO] [stderr]   --> src/lib.rs:29:38
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 litstr.value().split(",").map(str::trim).map(str::to_string).collect::<Vec<_>>()
[INFO] [stderr]    |                                      ^^^ help: try using a char instead: `','`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::single_char_pattern)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_char_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:45:60
[INFO] [stderr]    |
[INFO] [stderr] 45 |         .filter(|(_ty, input)| params.iter().find(|&param| *param == input.to_string()).is_none())
[INFO] [stderr]    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^ try implementing the comparison without allocating
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr] warning: use of `expect` followed by a function call
[INFO] [stderr]   --> src/lib.rs:56:16
[INFO] [stderr]    |
[INFO] [stderr] 56 |             }).expect(&format!("Param '{}' not found in arguments.", param));
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `unwrap_or_else(|| panic!("Param '{}' not found in arguments.", param))`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::expect_fun_call)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#expect_fun_call
[INFO] [stderr] 
[INFO] [stderr] warning: this creates an owned instance just for comparison
[INFO] [stderr]   --> src/lib.rs:55:17
[INFO] [stderr]    |
[INFO] [stderr] 55 |                 ident.to_string() == param
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^ help: try: `*ident`
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cmp_owned
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.04s
[INFO] running `"docker" "inspect" "b6b436de2c6df3b1f2539122bee8d04c71671262623ecab9d257f6bf0919acc5"`
[INFO] running `"docker" "rm" "-f" "b6b436de2c6df3b1f2539122bee8d04c71671262623ecab9d257f6bf0919acc5"`
[INFO] [stdout] b6b436de2c6df3b1f2539122bee8d04c71671262623ecab9d257f6bf0919acc5