[INFO] crate nl80211-buildtools 0.1.0 is already in cache
[INFO] extracting crate nl80211-buildtools 0.1.0 into work/ex/clippy-test-run/sources/stable/reg/nl80211-buildtools/0.1.0
[INFO] extracting crate nl80211-buildtools 0.1.0 into work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/nl80211-buildtools/0.1.0
[INFO] validating manifest of nl80211-buildtools-0.1.0 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 nl80211-buildtools-0.1.0 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 nl80211-buildtools-0.1.0
[INFO] finished frobbing nl80211-buildtools-0.1.0
[INFO] frobbed toml for nl80211-buildtools-0.1.0 written to work/ex/clippy-test-run/sources/stable/reg/nl80211-buildtools/0.1.0/Cargo.toml
[INFO] started frobbing nl80211-buildtools-0.1.0
[INFO] finished frobbing nl80211-buildtools-0.1.0
[INFO] frobbed toml for nl80211-buildtools-0.1.0 written to work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/reg/nl80211-buildtools/0.1.0/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 nl80211-buildtools-0.1.0 against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-4/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/reg/nl80211-buildtools/0.1.0:/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] 08e21d42a430f9aa6045a2b22703c9ae1700a054486da6c998dccec20dcc5aa8
[INFO] running `"docker" "start" "-a" "08e21d42a430f9aa6045a2b22703c9ae1700a054486da6c998dccec20dcc5aa8"`
[INFO] [stderr]     Checking nl80211-buildtools v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: using `writeln!(&out_file, "")`
[INFO] [stderr]    --> src/lib.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |         writeln!(&out_file, "")?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(&out_file)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::writeln_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: using `writeln!(&out_file, "")`
[INFO] [stderr]    --> src/lib.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |         writeln!(&out_file, "")?;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `writeln!(&out_file)`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::writeln_empty_string)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#writeln_empty_string
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/lib.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn type_size(&self) -> usize {
[INFO] [stderr]    |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: this argument is passed by reference, but would be more efficient if passed by value
[INFO] [stderr]   --> src/lib.rs:23:22
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn type_size(&self) -> usize {
[INFO] [stderr]    |                      ^^^^^ help: consider passing by value instead: `self`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::trivially_copy_pass_by_ref)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#trivially_copy_pass_by_ref
[INFO] [stderr] 
[INFO] [stderr] warning: redundant field names in struct initialization
[INFO] [stderr]    --> src/bin/specgen.rs:356:13
[INFO] [stderr]     |
[INFO] [stderr] 356 |             enumerations: enumerations,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `enumerations`
[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/bin/specgen.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             attributes: attributes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `attributes`
[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/bin/specgen.rs:356:13
[INFO] [stderr]     |
[INFO] [stderr] 356 |             enumerations: enumerations,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `enumerations`
[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/bin/specgen.rs:357:13
[INFO] [stderr]     |
[INFO] [stderr] 357 |             attributes: attributes,
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `attributes`
[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: unneeded return statement
[INFO] [stderr]   --> src/bin/specgen.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     return name;
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: remove `return` as shown: `name`
[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/bin/specgen.rs:34:5
[INFO] [stderr]    |
[INFO] [stderr] 34 |     return name;
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: remove `return` as shown: `name`
[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: you seem to be trying to use match for destructuring a single pattern. Consider using `if let`
[INFO] [stderr]   --> src/bin/specgen.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 | /     match text.find("u64") {
[INFO] [stderr] 73 | |         Some(_) => {
[INFO] [stderr] 74 | |             data_type = Some(ValueType::u64);
[INFO] [stderr] 75 | |         },
[INFO] [stderr] 76 | |         None => {},
[INFO] [stderr] 77 | |     }
[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] 72 |     if let Some(_) = text.find("u64") {
[INFO] [stderr] 73 |     data_type = Some(ValueType::u64);
[INFO] [stderr] 74 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 | /     match text.find("u32") {
[INFO] [stderr] 79 | |         Some(_) => {
[INFO] [stderr] 80 | |             data_type = Some(ValueType::u32);
[INFO] [stderr] 81 | |         },
[INFO] [stderr] 82 | |         None => {},
[INFO] [stderr] 83 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 78 |     if let Some(_) = text.find("u32") {
[INFO] [stderr] 79 |     data_type = Some(ValueType::u32);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     match text.find("u16") {
[INFO] [stderr] 85 | |         Some(_) => {
[INFO] [stderr] 86 | |             data_type = Some(ValueType::u16);
[INFO] [stderr] 87 | |         },
[INFO] [stderr] 88 | |         None => {},
[INFO] [stderr] 89 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 84 |     if let Some(_) = text.find("u16") {
[INFO] [stderr] 85 |     data_type = Some(ValueType::u16);
[INFO] [stderr] 86 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 | /     match text.find("u8") {
[INFO] [stderr] 91 | |         Some(_) => {
[INFO] [stderr] 92 | |             data_type = Some(ValueType::u8);
[INFO] [stderr] 93 | |         },
[INFO] [stderr] 94 | |         None => {},
[INFO] [stderr] 95 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 90 |     if let Some(_) = text.find("u8") {
[INFO] [stderr] 91 |     data_type = Some(ValueType::u8);
[INFO] [stderr] 92 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     match text.find("octet") {
[INFO] [stderr] 97  | |         Some(_) => {
[INFO] [stderr] 98  | |             data_type = Some(ValueType::bytes);
[INFO] [stderr] 99  | |         },
[INFO] [stderr] 100 | |         None => {},
[INFO] [stderr] 101 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 96  |     if let Some(_) = text.find("octet") {
[INFO] [stderr] 97  |     data_type = Some(ValueType::bytes);
[INFO] [stderr] 98  | }
[INFO] [stderr]     |
[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/bin/specgen.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 | /     match text.find("bytes") {
[INFO] [stderr] 103 | |         Some(_) => {
[INFO] [stderr] 104 | |             data_type = Some(ValueType::bytes);
[INFO] [stderr] 105 | |         },
[INFO] [stderr] 106 | |         None => {},
[INFO] [stderr] 107 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 102 |     if let Some(_) = text.find("bytes") {
[INFO] [stderr] 103 |     data_type = Some(ValueType::bytes);
[INFO] [stderr] 104 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 | /     match text.find("nested") {
[INFO] [stderr] 109 | |         Some(_) => {
[INFO] [stderr] 110 | |             data_type = Some(ValueType::nested);
[INFO] [stderr] 111 | |         },
[INFO] [stderr] 112 | |         None => {},
[INFO] [stderr] 113 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 108 |     if let Some(_) = text.find("nested") {
[INFO] [stderr] 109 |     data_type = Some(ValueType::nested);
[INFO] [stderr] 110 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     match bits_re.captures(&text) {
[INFO] [stderr] 116 | |         Some(cap) => {
[INFO] [stderr] 117 | |             let bits = cap.get(1).unwrap().as_str();
[INFO] [stderr] 118 | |             if bits == "8" {
[INFO] [stderr] ...   |
[INFO] [stderr] 135 | |         None => {},
[INFO] [stderr] 136 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 115 |     if let Some(cap) = bits_re.captures(&text) {
[INFO] [stderr] 116 |     let bits = cap.get(1).unwrap().as_str();
[INFO] [stderr] 117 |     if bits == "8" {
[INFO] [stderr] 118 |         data_type = Some(ValueType::u8);
[INFO] [stderr] 119 |     }
[INFO] [stderr] 120 |     if bits == "16" {
[INFO] [stderr]   ...
[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/bin/specgen.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 | /     match text.find("enum") {
[INFO] [stderr] 138 | |         Some(_) => {
[INFO] [stderr] 139 | |             data_type = Some(ValueType::u32);
[INFO] [stderr] 140 | |         },
[INFO] [stderr] 141 | |         None => {},
[INFO] [stderr] 142 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 137 |     if let Some(_) = text.find("enum") {
[INFO] [stderr] 138 |     data_type = Some(ValueType::u32);
[INFO] [stderr] 139 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 | /     match text.find("flag") {
[INFO] [stderr] 144 | |         Some(_) => {
[INFO] [stderr] 145 | |             data_type = Some(ValueType::flag);
[INFO] [stderr] 146 | |         },
[INFO] [stderr] 147 | |         None => {},
[INFO] [stderr] 148 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 143 |     if let Some(_) = text.find("flag") {
[INFO] [stderr] 144 |     data_type = Some(ValueType::flag);
[INFO] [stderr] 145 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/bin/specgen.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     index = index + 1;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `index += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/bin/specgen.rs:185:21
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     index = index + 1;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `index += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/bin/specgen.rs:258:18
[INFO] [stderr]     |
[INFO] [stderr] 258 |     let prefix = String::from(values[0].name.clone());
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `values[0].name.clone()`
[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: attempt to mutate range bound within loop; note that the range of the loop is unchanged
[INFO] [stderr]    --> src/bin/specgen.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |                 prefix_len = end;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::mut_range_bound)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mut_range_bound
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:321:20
[INFO] [stderr]     |
[INFO] [stderr] 321 |     if max_value > u32::max_value() as i64 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u32::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:324:25
[INFO] [stderr]     |
[INFO] [stderr] 324 |     else if max_value > u16::max_value() as i64 {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u16::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:327:25
[INFO] [stderr]     |
[INFO] [stderr] 327 |     else if max_value > u8::max_value() as i64 {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[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/bin/specgen.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 | /     match text.find("u64") {
[INFO] [stderr] 73 | |         Some(_) => {
[INFO] [stderr] 74 | |             data_type = Some(ValueType::u64);
[INFO] [stderr] 75 | |         },
[INFO] [stderr] 76 | |         None => {},
[INFO] [stderr] 77 | |     }
[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] 72 |     if let Some(_) = text.find("u64") {
[INFO] [stderr] 73 |     data_type = Some(ValueType::u64);
[INFO] [stderr] 74 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:78:5
[INFO] [stderr]    |
[INFO] [stderr] 78 | /     match text.find("u32") {
[INFO] [stderr] 79 | |         Some(_) => {
[INFO] [stderr] 80 | |             data_type = Some(ValueType::u32);
[INFO] [stderr] 81 | |         },
[INFO] [stderr] 82 | |         None => {},
[INFO] [stderr] 83 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 78 |     if let Some(_) = text.find("u32") {
[INFO] [stderr] 79 |     data_type = Some(ValueType::u32);
[INFO] [stderr] 80 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 | /     match text.find("u16") {
[INFO] [stderr] 85 | |         Some(_) => {
[INFO] [stderr] 86 | |             data_type = Some(ValueType::u16);
[INFO] [stderr] 87 | |         },
[INFO] [stderr] 88 | |         None => {},
[INFO] [stderr] 89 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 84 |     if let Some(_) = text.find("u16") {
[INFO] [stderr] 85 |     data_type = Some(ValueType::u16);
[INFO] [stderr] 86 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 | /     match text.find("u8") {
[INFO] [stderr] 91 | |         Some(_) => {
[INFO] [stderr] 92 | |             data_type = Some(ValueType::u8);
[INFO] [stderr] 93 | |         },
[INFO] [stderr] 94 | |         None => {},
[INFO] [stderr] 95 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[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] 90 |     if let Some(_) = text.find("u8") {
[INFO] [stderr] 91 |     data_type = Some(ValueType::u8);
[INFO] [stderr] 92 | }
[INFO] [stderr]    |
[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/bin/specgen.rs:96:5
[INFO] [stderr]     |
[INFO] [stderr] 96  | /     match text.find("octet") {
[INFO] [stderr] 97  | |         Some(_) => {
[INFO] [stderr] 98  | |             data_type = Some(ValueType::bytes);
[INFO] [stderr] 99  | |         },
[INFO] [stderr] 100 | |         None => {},
[INFO] [stderr] 101 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 96  |     if let Some(_) = text.find("octet") {
[INFO] [stderr] 97  |     data_type = Some(ValueType::bytes);
[INFO] [stderr] 98  | }
[INFO] [stderr]     |
[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/bin/specgen.rs:102:5
[INFO] [stderr]     |
[INFO] [stderr] 102 | /     match text.find("bytes") {
[INFO] [stderr] 103 | |         Some(_) => {
[INFO] [stderr] 104 | |             data_type = Some(ValueType::bytes);
[INFO] [stderr] 105 | |         },
[INFO] [stderr] 106 | |         None => {},
[INFO] [stderr] 107 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 102 |     if let Some(_) = text.find("bytes") {
[INFO] [stderr] 103 |     data_type = Some(ValueType::bytes);
[INFO] [stderr] 104 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 | /     match text.find("nested") {
[INFO] [stderr] 109 | |         Some(_) => {
[INFO] [stderr] 110 | |             data_type = Some(ValueType::nested);
[INFO] [stderr] 111 | |         },
[INFO] [stderr] 112 | |         None => {},
[INFO] [stderr] 113 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 108 |     if let Some(_) = text.find("nested") {
[INFO] [stderr] 109 |     data_type = Some(ValueType::nested);
[INFO] [stderr] 110 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 | /     match bits_re.captures(&text) {
[INFO] [stderr] 116 | |         Some(cap) => {
[INFO] [stderr] 117 | |             let bits = cap.get(1).unwrap().as_str();
[INFO] [stderr] 118 | |             if bits == "8" {
[INFO] [stderr] ...   |
[INFO] [stderr] 135 | |         None => {},
[INFO] [stderr] 136 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 115 |     if let Some(cap) = bits_re.captures(&text) {
[INFO] [stderr] 116 |     let bits = cap.get(1).unwrap().as_str();
[INFO] [stderr] 117 |     if bits == "8" {
[INFO] [stderr] 118 |         data_type = Some(ValueType::u8);
[INFO] [stderr] 119 |     }
[INFO] [stderr] 120 |     if bits == "16" {
[INFO] [stderr]   ...
[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/bin/specgen.rs:137:5
[INFO] [stderr]     |
[INFO] [stderr] 137 | /     match text.find("enum") {
[INFO] [stderr] 138 | |         Some(_) => {
[INFO] [stderr] 139 | |             data_type = Some(ValueType::u32);
[INFO] [stderr] 140 | |         },
[INFO] [stderr] 141 | |         None => {},
[INFO] [stderr] 142 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 137 |     if let Some(_) = text.find("enum") {
[INFO] [stderr] 138 |     data_type = Some(ValueType::u32);
[INFO] [stderr] 139 | }
[INFO] [stderr]     |
[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/bin/specgen.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 | /     match text.find("flag") {
[INFO] [stderr] 144 | |         Some(_) => {
[INFO] [stderr] 145 | |             data_type = Some(ValueType::flag);
[INFO] [stderr] 146 | |         },
[INFO] [stderr] 147 | |         None => {},
[INFO] [stderr] 148 | |     }
[INFO] [stderr]     | |_____^
[INFO] [stderr]     |
[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] 143 |     if let Some(_) = text.find("flag") {
[INFO] [stderr] 144 |     data_type = Some(ValueType::flag);
[INFO] [stderr] 145 | }
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/bin/specgen.rs:177:21
[INFO] [stderr]     |
[INFO] [stderr] 177 |                     index = index + 1;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `index += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::assign_op_pattern)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]    --> src/bin/specgen.rs:185:21
[INFO] [stderr]     |
[INFO] [stderr] 185 |                     index = index + 1;
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^ help: replace it with: `index += 1`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#assign_op_pattern
[INFO] [stderr] 
[INFO] [stderr] warning: identical conversion
[INFO] [stderr]    --> src/bin/specgen.rs:258:18
[INFO] [stderr]     |
[INFO] [stderr] 258 |     let prefix = String::from(values[0].name.clone());
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: consider removing `String::from()`: `values[0].name.clone()`
[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: attempt to mutate range bound within loop; note that the range of the loop is unchanged
[INFO] [stderr]    --> src/bin/specgen.rs:267:17
[INFO] [stderr]     |
[INFO] [stderr] 267 |                 prefix_len = end;
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::mut_range_bound)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#mut_range_bound
[INFO] [stderr] 
[INFO] [stderr] warning: casting u32 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:321:20
[INFO] [stderr]     |
[INFO] [stderr] 321 |     if max_value > u32::max_value() as i64 {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u32::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::cast_lossless)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u16 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:324:25
[INFO] [stderr]     |
[INFO] [stderr] 324 |     else if max_value > u16::max_value() as i64 {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u16::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr] warning: casting u8 to i64 may become silently lossy if types change
[INFO] [stderr]    --> src/bin/specgen.rs:327:25
[INFO] [stderr]     |
[INFO] [stderr] 327 |     else if max_value > u8::max_value() as i64 {
[INFO] [stderr]     |                         ^^^^^^^^^^^^^^^^^^^^^^ help: try: `i64::from(u8::max_value())`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#cast_lossless
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `"docker" "inspect" "08e21d42a430f9aa6045a2b22703c9ae1700a054486da6c998dccec20dcc5aa8"`
[INFO] running `"docker" "rm" "-f" "08e21d42a430f9aa6045a2b22703c9ae1700a054486da6c998dccec20dcc5aa8"`
[INFO] [stdout] 08e21d42a430f9aa6045a2b22703c9ae1700a054486da6c998dccec20dcc5aa8