[INFO] crate unhtml_derive 0.2.2 is already in cache
[INFO] extracting crate unhtml_derive 0.2.2 into work/ex/clippy-test-run/sources/stable/reg/unhtml_derive/0.2.2
[INFO] extracting crate unhtml_derive 0.2.2 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/unhtml_derive/0.2.2
[INFO] validating manifest of unhtml_derive-0.2.2 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 unhtml_derive-0.2.2 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 unhtml_derive-0.2.2
[INFO] finished frobbing unhtml_derive-0.2.2
[INFO] frobbed toml for unhtml_derive-0.2.2 written to work/ex/clippy-test-run/sources/stable/reg/unhtml_derive/0.2.2/Cargo.toml
[INFO] started frobbing unhtml_derive-0.2.2
[INFO] finished frobbing unhtml_derive-0.2.2
[INFO] frobbed toml for unhtml_derive-0.2.2 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/unhtml_derive/0.2.2/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 unhtml_derive-0.2.2 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/unhtml_derive/0.2.2:/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] d2ff67f938e607e4a6541d2e40681f6ad3b201deb30b029d2372aaf631029a86
[INFO] running `"docker" "start" "-a" "d2ff67f938e607e4a6541d2e40681f6ad3b201deb30b029d2372aaf631029a86"`
[INFO] [stderr]    Compiling itoa v0.4.3
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]    Compiling nodrop v0.1.13
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling ego-tree v0.5.1
[INFO] [stderr]    Compiling dtoa-short v0.3.2
[INFO] [stderr]     Checking servo_arc v0.1.1
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling smallvec v0.6.8
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling syn v0.14.9
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling string_cache_codegen v0.4.2
[INFO] [stderr]    Compiling selectors v0.20.0
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling serde_json v1.0.37
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling html5ever v0.22.5
[INFO] [stderr]    Compiling cssparser-macros v0.3.5
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling cssparser v0.24.1
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling markup5ever v0.7.5
[INFO] [stderr]     Checking scraper v0.8.2
[INFO] [stderr]     Checking unhtml v0.1.2
[INFO] [stderr]     Checking unhtml_derive v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/implement.rs:104:24
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     if &attr_value == ATTR_INNER_TEXT {
[INFO] [stderr]     |                        -----------^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the left value directly: `attr_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/implement.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                         if &attr_value == ATTR_INNER_TEXT {
[INFO] [stderr]     |                            -----------^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: use the left value directly: `attr_value`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 | /     if let &syn::PathArguments::AngleBracketed(ref angle_bracket) = type_arguments {
[INFO] [stderr] 153 | |         if type_ident == TYPE_VEC && !type_arguments.is_empty() {
[INFO] [stderr] 154 | |             if let syn::GenericArgument::Type(ty) = angle_bracket.args.first()?.value() {
[INFO] [stderr] 155 | |                 return Some(ty);
[INFO] [stderr] 156 | |             }
[INFO] [stderr] 157 | |         }
[INFO] [stderr] 158 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 152 |     if let syn::PathArguments::AngleBracketed(ref angle_bracket) = *type_arguments {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/implement.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn get_macro_attr(attrs: &Vec<Attribute>) -> MacroAttr {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: change this to: `&[Attribute]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/implement.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     for ref pair in list.nested.pairs() {
[INFO] [stderr]     |                         ^^^^^^^^    ------------------- help: try: `let pair = &list.nested.pairs();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:176:25
[INFO] [stderr]     |
[INFO] [stderr] 176 | /                         if let &&syn::NestedMeta::Meta(syn::Meta::NameValue(ref name_value)) = pair.value() {
[INFO] [stderr] 177 | |                             if name_value.ident == SELECTOR_IDENT {
[INFO] [stderr] 178 | |                                 macro_attr.selector = Some(name_value.lit.to_owned());
[INFO] [stderr] 179 | |                             } else if name_value.ident == ATTR_IDENT {
[INFO] [stderr] ...   |
[INFO] [stderr] 183 | |                             }
[INFO] [stderr] 184 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 176 |                         if let &syn::NestedMeta::Meta(syn::Meta::NameValue(ref name_value)) = *pair.value() {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 | /     if let &Lit::Str(ref str_lit) = lit {
[INFO] [stderr] 195 | |         Selector::parse(&str_lit.value()).unwrap();
[INFO] [stderr] 196 | |     } else {
[INFO] [stderr] 197 | |         panic!("selector must be string")
[INFO] [stderr] 198 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 194 |     if let Lit::Str(ref str_lit) = *lit {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 | /     if let &Lit::Str(ref str_lit) = lit {
[INFO] [stderr] 203 | |         str_lit.value()
[INFO] [stderr] 204 | |     } else {
[INFO] [stderr] 205 | |         panic!("selector must be string")
[INFO] [stderr] 206 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 202 |     if let Lit::Str(ref str_lit) = *lit {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/implement.rs:104:24
[INFO] [stderr]     |
[INFO] [stderr] 104 |                     if &attr_value == ATTR_INNER_TEXT {
[INFO] [stderr]     |                        -----------^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: use the left value directly: `attr_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::op_ref)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: needlessly taken reference of left operand
[INFO] [stderr]    --> src/implement.rs:130:28
[INFO] [stderr]     |
[INFO] [stderr] 130 |                         if &attr_value == ATTR_INNER_TEXT {
[INFO] [stderr]     |                            -----------^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |                            |
[INFO] [stderr]     |                            help: use the left value directly: `attr_value`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#op_ref
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 152 | /     if let &syn::PathArguments::AngleBracketed(ref angle_bracket) = type_arguments {
[INFO] [stderr] 153 | |         if type_ident == TYPE_VEC && !type_arguments.is_empty() {
[INFO] [stderr] 154 | |             if let syn::GenericArgument::Type(ty) = angle_bracket.args.first()?.value() {
[INFO] [stderr] 155 | |                 return Some(ty);
[INFO] [stderr] 156 | |             }
[INFO] [stderr] 157 | |         }
[INFO] [stderr] 158 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 152 |     if let syn::PathArguments::AngleBracketed(ref angle_bracket) = *type_arguments {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: writing `&Vec<_>` instead of `&[_]` involves one more reference and cannot be used with non-Vec-based slices.
[INFO] [stderr]    --> src/implement.rs:169:26
[INFO] [stderr]     |
[INFO] [stderr] 169 | fn get_macro_attr(attrs: &Vec<Attribute>) -> MacroAttr {
[INFO] [stderr]     |                          ^^^^^^^^^^^^^^^ help: change this to: `&[Attribute]`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::ptr_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#ptr_arg
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/implement.rs:175:25
[INFO] [stderr]     |
[INFO] [stderr] 175 |                     for ref pair in list.nested.pairs() {
[INFO] [stderr]     |                         ^^^^^^^^    ------------------- help: try: `let pair = &list.nested.pairs();`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:176:25
[INFO] [stderr]     |
[INFO] [stderr] 176 | /                         if let &&syn::NestedMeta::Meta(syn::Meta::NameValue(ref name_value)) = pair.value() {
[INFO] [stderr] 177 | |                             if name_value.ident == SELECTOR_IDENT {
[INFO] [stderr] 178 | |                                 macro_attr.selector = Some(name_value.lit.to_owned());
[INFO] [stderr] 179 | |                             } else if name_value.ident == ATTR_IDENT {
[INFO] [stderr] ...   |
[INFO] [stderr] 183 | |                             }
[INFO] [stderr] 184 | |                         }
[INFO] [stderr]     | |_________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 176 |                         if let &syn::NestedMeta::Meta(syn::Meta::NameValue(ref name_value)) = *pair.value() {
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^   ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:194:5
[INFO] [stderr]     |
[INFO] [stderr] 194 | /     if let &Lit::Str(ref str_lit) = lit {
[INFO] [stderr] 195 | |         Selector::parse(&str_lit.value()).unwrap();
[INFO] [stderr] 196 | |     } else {
[INFO] [stderr] 197 | |         panic!("selector must be string")
[INFO] [stderr] 198 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 194 |     if let Lit::Str(ref str_lit) = *lit {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^   ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]    --> src/implement.rs:202:5
[INFO] [stderr]     |
[INFO] [stderr] 202 | /     if let &Lit::Str(ref str_lit) = lit {
[INFO] [stderr] 203 | |         str_lit.value()
[INFO] [stderr] 204 | |     } else {
[INFO] [stderr] 205 | |         panic!("selector must be string")
[INFO] [stderr] 206 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]     |
[INFO] [stderr] 202 |     if let Lit::Str(ref str_lit) = *lit {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^   ^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 39s
[INFO] running `"docker" "inspect" "d2ff67f938e607e4a6541d2e40681f6ad3b201deb30b029d2372aaf631029a86"`
[INFO] running `"docker" "rm" "-f" "d2ff67f938e607e4a6541d2e40681f6ad3b201deb30b029d2372aaf631029a86"`
[INFO] [stdout] d2ff67f938e607e4a6541d2e40681f6ad3b201deb30b029d2372aaf631029a86