Aug 30 07:23:32.118 INFO checking probor-0.3.1 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 07:23:32.119 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 07:23:32.119 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 07:23:32.314 INFO blam! 50b01b5c3bcc0bcfb0c99b7959d1cf9bcf1b26e828cf14f482269785bc3081b4
Aug 30 07:23:32.316 INFO running `"docker" "start" "-a" "50b01b5c3bcc0bcfb0c99b7959d1cf9bcf1b26e828cf14f482269785bc3081b4"`
Aug 30 07:23:33.069 INFO kablam!     Checking cbor-codec v0.7.1
Aug 30 07:23:35.279 INFO kablam!     Checking probor v0.3.1 (file:///source)
Aug 30 07:23:37.276 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:23:37.276 INFO kablam!   --> src/tuples.rs:96:13
Aug 30 07:23:37.276 INFO kablam!    |
Aug 30 07:23:37.276 INFO kablam! 96 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Aug 30 07:23:37.276 INFO kablam!    |             ----^
Aug 30 07:23:37.276 INFO kablam!    |             |
Aug 30 07:23:37.276 INFO kablam!    |             help: remove this `mut`
Aug 30 07:23:37.276 INFO kablam!    |
Aug 30 07:23:37.276 INFO kablam!    = note: #[warn(unused_mut)] on by default
Aug 30 07:23:37.276 INFO kablam! 
Aug 30 07:23:37.303 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:23:37.303 INFO kablam!   --> src/sequences.rs:79:13
Aug 30 07:23:37.303 INFO kablam!    |
Aug 30 07:23:37.303 INFO kablam! 79 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Aug 30 07:23:37.303 INFO kablam!    |             ----^
Aug 30 07:23:37.303 INFO kablam!    |             |
Aug 30 07:23:37.303 INFO kablam!    |             help: remove this `mut`
Aug 30 07:23:37.303 INFO kablam! 
Aug 30 07:23:37.327 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:23:37.327 INFO kablam!   --> src/maps.rs:57:13
Aug 30 07:23:37.327 INFO kablam!    |
Aug 30 07:23:37.327 INFO kablam! 57 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Aug 30 07:23:37.327 INFO kablam!    |             ----^
Aug 30 07:23:37.327 INFO kablam!    |             |
Aug 30 07:23:37.327 INFO kablam!    |             help: remove this `mut`
Aug 30 07:23:37.327 INFO kablam! 
Aug 30 07:23:37.390 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:23:37.390 INFO kablam!    --> src/enums.rs:178:13
Aug 30 07:23:37.390 INFO kablam!     |
Aug 30 07:23:37.390 INFO kablam! 178 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Aug 30 07:23:37.390 INFO kablam!     |             ----^
Aug 30 07:23:37.390 INFO kablam!     |             |
Aug 30 07:23:37.390 INFO kablam!     |             help: remove this `mut`
Aug 30 07:23:37.390 INFO kablam! 
Aug 30 07:23:37.539 INFO kablam! warning: variable does not need to be mutable
Aug 30 07:23:37.539 INFO kablam!    --> src/macros.rs:187:13
Aug 30 07:23:37.539 INFO kablam!     |
Aug 30 07:23:37.539 INFO kablam! 187 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(vec));
Aug 30 07:23:37.539 INFO kablam!     |             ----^
Aug 30 07:23:37.539 INFO kablam!     |             |
Aug 30 07:23:37.539 INFO kablam!     |             help: remove this `mut`
Aug 30 07:23:37.539 INFO kablam! 
Aug 30 07:23:37.600 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.600 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.600 INFO kablam!     |
Aug 30 07:23:37.600 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.600 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.600 INFO kablam!     | 
Aug 30 07:23:37.600 INFO kablam!    ::: src/macros.rs:112:5
Aug 30 07:23:37.600 INFO kablam!     |
Aug 30 07:23:37.600 INFO kablam! 112 | /     probor_struct!(
Aug 30 07:23:37.600 INFO kablam! 113 | |     #[derive(PartialEq, Eq, Debug)]
Aug 30 07:23:37.600 INFO kablam! 114 | |     struct Page {
Aug 30 07:23:37.600 INFO kablam! 115 | |         url: String => (#0),
Aug 30 07:23:37.600 INFO kablam! 116 | |         title: String => (#1),
Aug 30 07:23:37.600 INFO kablam! 117 | |         snippet: Option<String> => (#2 optional),
Aug 30 07:23:37.600 INFO kablam! 118 | |     });
Aug 30 07:23:37.600 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.600 INFO kablam!     |
Aug 30 07:23:37.600 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Aug 30 07:23:37.601 INFO kablam! 
Aug 30 07:23:37.601 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.601 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.601 INFO kablam!     |
Aug 30 07:23:37.601 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.601 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.601 INFO kablam!     | 
Aug 30 07:23:37.601 INFO kablam!    ::: src/macros.rs:112:5
Aug 30 07:23:37.601 INFO kablam!     |
Aug 30 07:23:37.601 INFO kablam! 112 | /     probor_struct!(
Aug 30 07:23:37.601 INFO kablam! 113 | |     #[derive(PartialEq, Eq, Debug)]
Aug 30 07:23:37.601 INFO kablam! 114 | |     struct Page {
Aug 30 07:23:37.601 INFO kablam! 115 | |         url: String => (#0),
Aug 30 07:23:37.601 INFO kablam! 116 | |         title: String => (#1),
Aug 30 07:23:37.601 INFO kablam! 117 | |         snippet: Option<String> => (#2 optional),
Aug 30 07:23:37.601 INFO kablam! 118 | |     });
Aug 30 07:23:37.601 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.601 INFO kablam! 
Aug 30 07:23:37.601 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.601 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.601 INFO kablam!     |
Aug 30 07:23:37.601 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.602 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.602 INFO kablam!     | 
Aug 30 07:23:37.602 INFO kablam!    ::: src/macros.rs:120:5
Aug 30 07:23:37.602 INFO kablam!     |
Aug 30 07:23:37.602 INFO kablam! 120 | /     probor_struct!(
Aug 30 07:23:37.602 INFO kablam! 121 | |     #[derive(PartialEq, Eq, Debug)]
Aug 30 07:23:37.602 INFO kablam! 122 | |     struct SearchResults {
Aug 30 07:23:37.602 INFO kablam! 123 | |         total_results: u64 => (#0),
Aug 30 07:23:37.602 INFO kablam! 124 | |         results: Vec<Page> => (#1),
Aug 30 07:23:37.602 INFO kablam! 125 | |     });
Aug 30 07:23:37.602 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.602 INFO kablam! 
Aug 30 07:23:37.602 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.602 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.602 INFO kablam!     |
Aug 30 07:23:37.602 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.602 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.602 INFO kablam!     | 
Aug 30 07:23:37.602 INFO kablam!    ::: src/macros.rs:120:5
Aug 30 07:23:37.602 INFO kablam!     |
Aug 30 07:23:37.602 INFO kablam! 120 | /     probor_struct!(
Aug 30 07:23:37.603 INFO kablam! 121 | |     #[derive(PartialEq, Eq, Debug)]
Aug 30 07:23:37.603 INFO kablam! 122 | |     struct SearchResults {
Aug 30 07:23:37.603 INFO kablam! 123 | |         total_results: u64 => (#0),
Aug 30 07:23:37.603 INFO kablam! 124 | |         results: Vec<Page> => (#1),
Aug 30 07:23:37.603 INFO kablam! 125 | |     });
Aug 30 07:23:37.603 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.603 INFO kablam! 
Aug 30 07:23:37.603 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.603 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.603 INFO kablam!     |
Aug 30 07:23:37.603 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.603 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.603 INFO kablam!     | 
Aug 30 07:23:37.603 INFO kablam!    ::: src/macros.rs:174:5
Aug 30 07:23:37.603 INFO kablam!     |
Aug 30 07:23:37.603 INFO kablam! 174 | /     probor_struct!(
Aug 30 07:23:37.603 INFO kablam! 175 | |     pub struct VersionInfo {
Aug 30 07:23:37.603 INFO kablam! 176 | |         pub version: u8 => (),
Aug 30 07:23:37.603 INFO kablam! 177 | |     });
Aug 30 07:23:37.603 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.603 INFO kablam! 
Aug 30 07:23:37.604 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.604 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.604 INFO kablam!     |
Aug 30 07:23:37.604 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.604 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.604 INFO kablam!     | 
Aug 30 07:23:37.604 INFO kablam!    ::: src/macros.rs:174:5
Aug 30 07:23:37.604 INFO kablam!     |
Aug 30 07:23:37.604 INFO kablam! 174 | /     probor_struct!(
Aug 30 07:23:37.604 INFO kablam! 175 | |     pub struct VersionInfo {
Aug 30 07:23:37.604 INFO kablam! 176 | |         pub version: u8 => (),
Aug 30 07:23:37.604 INFO kablam! 177 | |     });
Aug 30 07:23:37.604 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.604 INFO kablam! 
Aug 30 07:23:37.604 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.604 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.604 INFO kablam!     |
Aug 30 07:23:37.604 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.604 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.604 INFO kablam!     | 
Aug 30 07:23:37.604 INFO kablam!    ::: src/macros.rs:192:5
Aug 30 07:23:37.605 INFO kablam!     |
Aug 30 07:23:37.605 INFO kablam! 192 | /     probor_struct!(
Aug 30 07:23:37.605 INFO kablam! 193 | |     #[derive(Debug, PartialEq)]
Aug 30 07:23:37.605 INFO kablam! 194 | |     struct Three {
Aug 30 07:23:37.605 INFO kablam! 195 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.605 INFO kablam! 196 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.605 INFO kablam! 197 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.605 INFO kablam! 198 | |     });
Aug 30 07:23:37.605 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.605 INFO kablam! 
Aug 30 07:23:37.605 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.605 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.605 INFO kablam!     |
Aug 30 07:23:37.605 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.605 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.605 INFO kablam!     | 
Aug 30 07:23:37.605 INFO kablam!    ::: src/macros.rs:192:5
Aug 30 07:23:37.605 INFO kablam!     |
Aug 30 07:23:37.605 INFO kablam! 192 | /     probor_struct!(
Aug 30 07:23:37.605 INFO kablam! 193 | |     #[derive(Debug, PartialEq)]
Aug 30 07:23:37.605 INFO kablam! 194 | |     struct Three {
Aug 30 07:23:37.605 INFO kablam! 195 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.606 INFO kablam! 196 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.606 INFO kablam! 197 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.606 INFO kablam! 198 | |     });
Aug 30 07:23:37.606 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.606 INFO kablam! 
Aug 30 07:23:37.606 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.606 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.606 INFO kablam!     |
Aug 30 07:23:37.606 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.606 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.606 INFO kablam!     | 
Aug 30 07:23:37.606 INFO kablam!    ::: src/macros.rs:200:5
Aug 30 07:23:37.606 INFO kablam!     |
Aug 30 07:23:37.606 INFO kablam! 200 | /     probor_struct!(
Aug 30 07:23:37.606 INFO kablam! 201 | |     struct TwoThree {
Aug 30 07:23:37.606 INFO kablam! 202 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.606 INFO kablam! 203 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.606 INFO kablam! 204 | |     });
Aug 30 07:23:37.606 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.606 INFO kablam! 
Aug 30 07:23:37.607 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.607 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.607 INFO kablam!     |
Aug 30 07:23:37.607 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.607 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.607 INFO kablam!     | 
Aug 30 07:23:37.607 INFO kablam!    ::: src/macros.rs:200:5
Aug 30 07:23:37.607 INFO kablam!     |
Aug 30 07:23:37.607 INFO kablam! 200 | /     probor_struct!(
Aug 30 07:23:37.607 INFO kablam! 201 | |     struct TwoThree {
Aug 30 07:23:37.607 INFO kablam! 202 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.607 INFO kablam! 203 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.607 INFO kablam! 204 | |     });
Aug 30 07:23:37.607 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.607 INFO kablam! 
Aug 30 07:23:37.607 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.607 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.607 INFO kablam!     |
Aug 30 07:23:37.607 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.607 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.607 INFO kablam!     | 
Aug 30 07:23:37.607 INFO kablam!    ::: src/macros.rs:206:5
Aug 30 07:23:37.608 INFO kablam!     |
Aug 30 07:23:37.608 INFO kablam! 206 | /     probor_struct!(
Aug 30 07:23:37.608 INFO kablam! 207 | |     struct OneThree {
Aug 30 07:23:37.608 INFO kablam! 208 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.608 INFO kablam! 209 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.608 INFO kablam! 210 | |     });
Aug 30 07:23:37.608 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.608 INFO kablam! 
Aug 30 07:23:37.608 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.608 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.608 INFO kablam!     |
Aug 30 07:23:37.608 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.608 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.608 INFO kablam!     | 
Aug 30 07:23:37.608 INFO kablam!    ::: src/macros.rs:206:5
Aug 30 07:23:37.608 INFO kablam!     |
Aug 30 07:23:37.608 INFO kablam! 206 | /     probor_struct!(
Aug 30 07:23:37.608 INFO kablam! 207 | |     struct OneThree {
Aug 30 07:23:37.608 INFO kablam! 208 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.608 INFO kablam! 209 | |         three: Option<u8> => (#2 optional),
Aug 30 07:23:37.609 INFO kablam! 210 | |     });
Aug 30 07:23:37.609 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.609 INFO kablam! 
Aug 30 07:23:37.609 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.609 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.609 INFO kablam!     |
Aug 30 07:23:37.609 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.609 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.609 INFO kablam!     | 
Aug 30 07:23:37.609 INFO kablam!    ::: src/macros.rs:212:5
Aug 30 07:23:37.609 INFO kablam!     |
Aug 30 07:23:37.609 INFO kablam! 212 | /     probor_struct!(
Aug 30 07:23:37.609 INFO kablam! 213 | |     struct OneTwo {
Aug 30 07:23:37.609 INFO kablam! 214 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.609 INFO kablam! 215 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.609 INFO kablam! 216 | |     });
Aug 30 07:23:37.609 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.609 INFO kablam! 
Aug 30 07:23:37.609 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.609 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.609 INFO kablam!     |
Aug 30 07:23:37.609 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.609 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.609 INFO kablam!     | 
Aug 30 07:23:37.609 INFO kablam!    ::: src/macros.rs:212:5
Aug 30 07:23:37.610 INFO kablam!     |
Aug 30 07:23:37.610 INFO kablam! 212 | /     probor_struct!(
Aug 30 07:23:37.610 INFO kablam! 213 | |     struct OneTwo {
Aug 30 07:23:37.610 INFO kablam! 214 | |         one: Option<u8> => (#0 optional),
Aug 30 07:23:37.610 INFO kablam! 215 | |         two: Option<u8> => (#1 optional),
Aug 30 07:23:37.610 INFO kablam! 216 | |     });
Aug 30 07:23:37.610 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.610 INFO kablam! 
Aug 30 07:23:37.610 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.610 INFO kablam!    --> src/decode_struct.rs:63:25
Aug 30 07:23:37.610 INFO kablam!     |
Aug 30 07:23:37.610 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.610 INFO kablam!     |                           ^^^^^^^
Aug 30 07:23:37.610 INFO kablam!     | 
Aug 30 07:23:37.610 INFO kablam!    ::: src/macros.rs:218:5
Aug 30 07:23:37.610 INFO kablam!     |
Aug 30 07:23:37.610 INFO kablam! 218 | /     probor_struct!(
Aug 30 07:23:37.610 INFO kablam! 219 | |     struct Named {
Aug 30 07:23:37.610 INFO kablam! 220 | |         one: u8 => (),
Aug 30 07:23:37.610 INFO kablam! 221 | |         two: u8 => (),
Aug 30 07:23:37.610 INFO kablam! 222 | |         three: u8 => (),
Aug 30 07:23:37.610 INFO kablam! 223 | |     });
Aug 30 07:23:37.610 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.610 INFO kablam! 
Aug 30 07:23:37.611 INFO kablam! warning: unused arithmetic operation which must be used
Aug 30 07:23:37.611 INFO kablam!    --> src/decode_struct.rs:126:21
Aug 30 07:23:37.611 INFO kablam!     |
Aug 30 07:23:37.611 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Aug 30 07:23:37.611 INFO kablam!     |                       ^^^^^^^
Aug 30 07:23:37.611 INFO kablam!     | 
Aug 30 07:23:37.611 INFO kablam!    ::: src/macros.rs:218:5
Aug 30 07:23:37.611 INFO kablam!     |
Aug 30 07:23:37.611 INFO kablam! 218 | /     probor_struct!(
Aug 30 07:23:37.611 INFO kablam! 219 | |     struct Named {
Aug 30 07:23:37.611 INFO kablam! 220 | |         one: u8 => (),
Aug 30 07:23:37.611 INFO kablam! 221 | |         two: u8 => (),
Aug 30 07:23:37.611 INFO kablam! 222 | |         three: u8 => (),
Aug 30 07:23:37.611 INFO kablam! 223 | |     });
Aug 30 07:23:37.611 INFO kablam!     | |_______- in this macro invocation
Aug 30 07:23:37.611 INFO kablam! 
Aug 30 07:23:37.640 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
Aug 30 07:23:37.645 INFO kablam! su: No module specific data is present
Aug 30 07:23:37.972 INFO running `"docker" "rm" "-f" "50b01b5c3bcc0bcfb0c99b7959d1cf9bcf1b26e828cf14f482269785bc3081b4"`
Aug 30 07:23:38.077 INFO blam! 50b01b5c3bcc0bcfb0c99b7959d1cf9bcf1b26e828cf14f482269785bc3081b4