[INFO] crate telegram_derive 0.2.0 is already in cache
[INFO] extracting crate telegram_derive 0.2.0 into work/ex/clippy-test-run/sources/stable/reg/telegram_derive/0.2.0
[INFO] extracting crate telegram_derive 0.2.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/telegram_derive/0.2.0
[INFO] validating manifest of telegram_derive-0.2.0 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 telegram_derive-0.2.0 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 telegram_derive-0.2.0
[INFO] finished frobbing telegram_derive-0.2.0
[INFO] frobbed toml for telegram_derive-0.2.0 written to work/ex/clippy-test-run/sources/stable/reg/telegram_derive/0.2.0/Cargo.toml
[INFO] started frobbing telegram_derive-0.2.0
[INFO] finished frobbing telegram_derive-0.2.0
[INFO] frobbed toml for telegram_derive-0.2.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/telegram_derive/0.2.0/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 telegram_derive-0.2.0 against stable+rustflags=-Dclippy::into_iter_on_array for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-1/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/telegram_derive/0.2.0:/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 -Dclippy::into_iter_on_array" "-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] 039e7a3473918cb0b43fcbef8ba583571418a43e4fbbfbcc907caae2634a0687
[INFO] running `"docker" "start" "-a" "039e7a3473918cb0b43fcbef8ba583571418a43e4fbbfbcc907caae2634a0687"`
[INFO] [stderr]     Checking telegram_derive v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/lib.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let ref variant_name = variant.ident;
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^^^----------------- help: try: `let variant_name = &variant.ident;`
[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 seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 | /         match attr.value {
[INFO] [stderr] 115 | |             MetaItem::NameValue(ref name, ref value) => {
[INFO] [stderr] 116 | |                 if name.as_ref() == "id" {
[INFO] [stderr] 117 | |                     if let Lit::Str(ref value, StrStyle::Cooked) = *value {
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |             }
[INFO] [stderr] 132 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 114 |         if let MetaItem::NameValue(ref name, ref value) = attr.value {
[INFO] [stderr] 115 |     if name.as_ref() == "id" {
[INFO] [stderr] 116 |         if let Lit::Str(ref value, StrStyle::Cooked) = *value {
[INFO] [stderr] 117 |             // Found an identifier
[INFO] [stderr] 118 |             let value = u32::from_str_radix(&value[2..], 16).unwrap();
[INFO] [stderr] 119 |             id = Some(quote! {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/lib.rs:52:21
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 let ref variant_name = variant.ident;
[INFO] [stderr]    |                 ----^^^^^^^^^^^^^^^^----------------- help: try: `let variant_name = &variant.ident;`
[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 seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]    --> src/lib.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 | /         match attr.value {
[INFO] [stderr] 115 | |             MetaItem::NameValue(ref name, ref value) => {
[INFO] [stderr] 116 | |                 if name.as_ref() == "id" {
[INFO] [stderr] 117 | |                     if let Lit::Str(ref value, StrStyle::Cooked) = *value {
[INFO] [stderr] ...   |
[INFO] [stderr] 131 | |             }
[INFO] [stderr] 132 | |         }
[INFO] [stderr]     | |_________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::single_match)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#single_match
[INFO] [stderr] help: try this
[INFO] [stderr]     |
[INFO] [stderr] 114 |         if let MetaItem::NameValue(ref name, ref value) = attr.value {
[INFO] [stderr] 115 |     if name.as_ref() == "id" {
[INFO] [stderr] 116 |         if let Lit::Str(ref value, StrStyle::Cooked) = *value {
[INFO] [stderr] 117 |             // Found an identifier
[INFO] [stderr] 118 |             let value = u32::from_str_radix(&value[2..], 16).unwrap();
[INFO] [stderr] 119 |             id = Some(quote! {
[INFO] [stderr]   ...
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `"docker" "inspect" "039e7a3473918cb0b43fcbef8ba583571418a43e4fbbfbcc907caae2634a0687"`
[INFO] running `"docker" "rm" "-f" "039e7a3473918cb0b43fcbef8ba583571418a43e4fbbfbcc907caae2634a0687"`
[INFO] [stdout] 039e7a3473918cb0b43fcbef8ba583571418a43e4fbbfbcc907caae2634a0687