Sep 01 10:55:06.762 INFO checking probor-0.3.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 10:55:06.762 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 10:55:06.762 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-1/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 10:55:06.899 INFO blam! 79b4810143ebae30b2062f9e04ec7f17d569efc796716c51d0114edb2f5e8691
Sep 01 10:55:06.901 INFO running `"docker" "start" "-a" "79b4810143ebae30b2062f9e04ec7f17d569efc796716c51d0114edb2f5e8691"`
Sep 01 10:55:07.682 INFO kablam!     Checking cbor-codec v0.7.1
Sep 01 10:55:09.488 INFO kablam!     Checking probor v0.3.1 (file:///source)
Sep 01 10:55:11.577 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:55:11.577 INFO kablam!   --> src/tuples.rs:96:13
Sep 01 10:55:11.577 INFO kablam!    |
Sep 01 10:55:11.577 INFO kablam! 96 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Sep 01 10:55:11.577 INFO kablam!    |             ----^
Sep 01 10:55:11.577 INFO kablam!    |             |
Sep 01 10:55:11.577 INFO kablam!    |             help: remove this `mut`
Sep 01 10:55:11.577 INFO kablam!    |
Sep 01 10:55:11.577 INFO kablam!    = note: #[warn(unused_mut)] on by default
Sep 01 10:55:11.577 INFO kablam! 
Sep 01 10:55:11.605 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:55:11.605 INFO kablam!   --> src/sequences.rs:79:13
Sep 01 10:55:11.605 INFO kablam!    |
Sep 01 10:55:11.605 INFO kablam! 79 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Sep 01 10:55:11.606 INFO kablam!    |             ----^
Sep 01 10:55:11.606 INFO kablam!    |             |
Sep 01 10:55:11.606 INFO kablam!    |             help: remove this `mut`
Sep 01 10:55:11.606 INFO kablam! 
Sep 01 10:55:11.630 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:55:11.630 INFO kablam!   --> src/maps.rs:57:13
Sep 01 10:55:11.630 INFO kablam!    |
Sep 01 10:55:11.630 INFO kablam! 57 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Sep 01 10:55:11.630 INFO kablam!    |             ----^
Sep 01 10:55:11.630 INFO kablam!    |             |
Sep 01 10:55:11.630 INFO kablam!    |             help: remove this `mut`
Sep 01 10:55:11.630 INFO kablam! 
Sep 01 10:55:11.680 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:55:11.680 INFO kablam!    --> src/enums.rs:178:13
Sep 01 10:55:11.680 INFO kablam!     |
Sep 01 10:55:11.680 INFO kablam! 178 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(&v[..]));
Sep 01 10:55:11.680 INFO kablam!     |             ----^
Sep 01 10:55:11.680 INFO kablam!     |             |
Sep 01 10:55:11.680 INFO kablam!     |             help: remove this `mut`
Sep 01 10:55:11.680 INFO kablam! 
Sep 01 10:55:11.785 INFO kablam! warning: variable does not need to be mutable
Sep 01 10:55:11.785 INFO kablam!    --> src/macros.rs:187:13
Sep 01 10:55:11.785 INFO kablam!     |
Sep 01 10:55:11.785 INFO kablam! 187 |         let mut d = &mut Decoder::new(Config::default(), Cursor::new(vec));
Sep 01 10:55:11.786 INFO kablam!     |             ----^
Sep 01 10:55:11.786 INFO kablam!     |             |
Sep 01 10:55:11.786 INFO kablam!     |             help: remove this `mut`
Sep 01 10:55:11.786 INFO kablam! 
Sep 01 10:55:11.832 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.833 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.833 INFO kablam!     |
Sep 01 10:55:11.833 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.833 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.833 INFO kablam!     | 
Sep 01 10:55:11.833 INFO kablam!    ::: src/macros.rs:112:5
Sep 01 10:55:11.833 INFO kablam!     |
Sep 01 10:55:11.833 INFO kablam! 112 | /     probor_struct!(
Sep 01 10:55:11.833 INFO kablam! 113 | |     #[derive(PartialEq, Eq, Debug)]
Sep 01 10:55:11.833 INFO kablam! 114 | |     struct Page {
Sep 01 10:55:11.833 INFO kablam! 115 | |         url: String => (#0),
Sep 01 10:55:11.833 INFO kablam! 116 | |         title: String => (#1),
Sep 01 10:55:11.833 INFO kablam! 117 | |         snippet: Option<String> => (#2 optional),
Sep 01 10:55:11.833 INFO kablam! 118 | |     });
Sep 01 10:55:11.833 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.833 INFO kablam!     |
Sep 01 10:55:11.833 INFO kablam!     = note: #[warn(unused_must_use)] on by default
Sep 01 10:55:11.833 INFO kablam! 
Sep 01 10:55:11.834 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.834 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.834 INFO kablam!     |
Sep 01 10:55:11.834 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.834 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.834 INFO kablam!     | 
Sep 01 10:55:11.834 INFO kablam!    ::: src/macros.rs:112:5
Sep 01 10:55:11.834 INFO kablam!     |
Sep 01 10:55:11.834 INFO kablam! 112 | /     probor_struct!(
Sep 01 10:55:11.834 INFO kablam! 113 | |     #[derive(PartialEq, Eq, Debug)]
Sep 01 10:55:11.834 INFO kablam! 114 | |     struct Page {
Sep 01 10:55:11.834 INFO kablam! 115 | |         url: String => (#0),
Sep 01 10:55:11.834 INFO kablam! 116 | |         title: String => (#1),
Sep 01 10:55:11.834 INFO kablam! 117 | |         snippet: Option<String> => (#2 optional),
Sep 01 10:55:11.834 INFO kablam! 118 | |     });
Sep 01 10:55:11.834 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.834 INFO kablam! 
Sep 01 10:55:11.834 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.834 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.834 INFO kablam!     |
Sep 01 10:55:11.834 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.834 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.834 INFO kablam!     | 
Sep 01 10:55:11.834 INFO kablam!    ::: src/macros.rs:120:5
Sep 01 10:55:11.835 INFO kablam!     |
Sep 01 10:55:11.835 INFO kablam! 120 | /     probor_struct!(
Sep 01 10:55:11.835 INFO kablam! 121 | |     #[derive(PartialEq, Eq, Debug)]
Sep 01 10:55:11.835 INFO kablam! 122 | |     struct SearchResults {
Sep 01 10:55:11.835 INFO kablam! 123 | |         total_results: u64 => (#0),
Sep 01 10:55:11.835 INFO kablam! 124 | |         results: Vec<Page> => (#1),
Sep 01 10:55:11.835 INFO kablam! 125 | |     });
Sep 01 10:55:11.835 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.835 INFO kablam! 
Sep 01 10:55:11.835 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.835 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.835 INFO kablam!     |
Sep 01 10:55:11.835 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.835 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.835 INFO kablam!     | 
Sep 01 10:55:11.835 INFO kablam!    ::: src/macros.rs:120:5
Sep 01 10:55:11.835 INFO kablam!     |
Sep 01 10:55:11.835 INFO kablam! 120 | /     probor_struct!(
Sep 01 10:55:11.835 INFO kablam! 121 | |     #[derive(PartialEq, Eq, Debug)]
Sep 01 10:55:11.835 INFO kablam! 122 | |     struct SearchResults {
Sep 01 10:55:11.835 INFO kablam! 123 | |         total_results: u64 => (#0),
Sep 01 10:55:11.835 INFO kablam! 124 | |         results: Vec<Page> => (#1),
Sep 01 10:55:11.835 INFO kablam! 125 | |     });
Sep 01 10:55:11.835 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.835 INFO kablam! 
Sep 01 10:55:11.835 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.836 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.836 INFO kablam!     |
Sep 01 10:55:11.836 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.836 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.836 INFO kablam!     | 
Sep 01 10:55:11.836 INFO kablam!    ::: src/macros.rs:174:5
Sep 01 10:55:11.836 INFO kablam!     |
Sep 01 10:55:11.836 INFO kablam! 174 | /     probor_struct!(
Sep 01 10:55:11.836 INFO kablam! 175 | |     pub struct VersionInfo {
Sep 01 10:55:11.836 INFO kablam! 176 | |         pub version: u8 => (),
Sep 01 10:55:11.836 INFO kablam! 177 | |     });
Sep 01 10:55:11.836 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.836 INFO kablam! 
Sep 01 10:55:11.836 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.836 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.836 INFO kablam!     |
Sep 01 10:55:11.836 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.836 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.836 INFO kablam!     | 
Sep 01 10:55:11.836 INFO kablam!    ::: src/macros.rs:174:5
Sep 01 10:55:11.836 INFO kablam!     |
Sep 01 10:55:11.836 INFO kablam! 174 | /     probor_struct!(
Sep 01 10:55:11.836 INFO kablam! 175 | |     pub struct VersionInfo {
Sep 01 10:55:11.836 INFO kablam! 176 | |         pub version: u8 => (),
Sep 01 10:55:11.836 INFO kablam! 177 | |     });
Sep 01 10:55:11.836 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.836 INFO kablam! 
Sep 01 10:55:11.837 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.837 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.837 INFO kablam!     |
Sep 01 10:55:11.837 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.837 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.837 INFO kablam!     | 
Sep 01 10:55:11.837 INFO kablam!    ::: src/macros.rs:192:5
Sep 01 10:55:11.837 INFO kablam!     |
Sep 01 10:55:11.837 INFO kablam! 192 | /     probor_struct!(
Sep 01 10:55:11.837 INFO kablam! 193 | |     #[derive(Debug, PartialEq)]
Sep 01 10:55:11.837 INFO kablam! 194 | |     struct Three {
Sep 01 10:55:11.837 INFO kablam! 195 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.837 INFO kablam! 196 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.837 INFO kablam! 197 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.837 INFO kablam! 198 | |     });
Sep 01 10:55:11.837 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.837 INFO kablam! 
Sep 01 10:55:11.837 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.837 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.837 INFO kablam!     |
Sep 01 10:55:11.837 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.837 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.837 INFO kablam!     | 
Sep 01 10:55:11.837 INFO kablam!    ::: src/macros.rs:192:5
Sep 01 10:55:11.837 INFO kablam!     |
Sep 01 10:55:11.837 INFO kablam! 192 | /     probor_struct!(
Sep 01 10:55:11.837 INFO kablam! 193 | |     #[derive(Debug, PartialEq)]
Sep 01 10:55:11.837 INFO kablam! 194 | |     struct Three {
Sep 01 10:55:11.837 INFO kablam! 195 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.838 INFO kablam! 196 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.838 INFO kablam! 197 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.838 INFO kablam! 198 | |     });
Sep 01 10:55:11.838 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.838 INFO kablam! 
Sep 01 10:55:11.838 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.838 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.838 INFO kablam!     |
Sep 01 10:55:11.838 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.838 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.838 INFO kablam!     | 
Sep 01 10:55:11.838 INFO kablam!    ::: src/macros.rs:200:5
Sep 01 10:55:11.838 INFO kablam!     |
Sep 01 10:55:11.838 INFO kablam! 200 | /     probor_struct!(
Sep 01 10:55:11.838 INFO kablam! 201 | |     struct TwoThree {
Sep 01 10:55:11.838 INFO kablam! 202 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.838 INFO kablam! 203 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.838 INFO kablam! 204 | |     });
Sep 01 10:55:11.838 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.838 INFO kablam! 
Sep 01 10:55:11.838 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.838 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.838 INFO kablam!     |
Sep 01 10:55:11.838 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.838 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.838 INFO kablam!     | 
Sep 01 10:55:11.839 INFO kablam!    ::: src/macros.rs:200:5
Sep 01 10:55:11.839 INFO kablam!     |
Sep 01 10:55:11.839 INFO kablam! 200 | /     probor_struct!(
Sep 01 10:55:11.839 INFO kablam! 201 | |     struct TwoThree {
Sep 01 10:55:11.839 INFO kablam! 202 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.839 INFO kablam! 203 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.839 INFO kablam! 204 | |     });
Sep 01 10:55:11.839 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.839 INFO kablam! 
Sep 01 10:55:11.839 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.839 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.839 INFO kablam!     |
Sep 01 10:55:11.839 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.839 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.839 INFO kablam!     | 
Sep 01 10:55:11.839 INFO kablam!    ::: src/macros.rs:206:5
Sep 01 10:55:11.839 INFO kablam!     |
Sep 01 10:55:11.843 INFO kablam! 206 | /     probor_struct!(
Sep 01 10:55:11.843 INFO kablam! 207 | |     struct OneThree {
Sep 01 10:55:11.843 INFO kablam! 208 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.843 INFO kablam! 209 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.843 INFO kablam! 210 | |     });
Sep 01 10:55:11.843 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.843 INFO kablam! 
Sep 01 10:55:11.843 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.844 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.844 INFO kablam!     |
Sep 01 10:55:11.844 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.844 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.844 INFO kablam!     | 
Sep 01 10:55:11.844 INFO kablam!    ::: src/macros.rs:206:5
Sep 01 10:55:11.844 INFO kablam!     |
Sep 01 10:55:11.844 INFO kablam! 206 | /     probor_struct!(
Sep 01 10:55:11.844 INFO kablam! 207 | |     struct OneThree {
Sep 01 10:55:11.845 INFO kablam! 208 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.845 INFO kablam! 209 | |         three: Option<u8> => (#2 optional),
Sep 01 10:55:11.845 INFO kablam! 210 | |     });
Sep 01 10:55:11.845 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.845 INFO kablam! 
Sep 01 10:55:11.845 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.845 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.845 INFO kablam!     |
Sep 01 10:55:11.845 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.845 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.845 INFO kablam!     | 
Sep 01 10:55:11.845 INFO kablam!    ::: src/macros.rs:212:5
Sep 01 10:55:11.845 INFO kablam!     |
Sep 01 10:55:11.845 INFO kablam! 212 | /     probor_struct!(
Sep 01 10:55:11.845 INFO kablam! 213 | |     struct OneTwo {
Sep 01 10:55:11.845 INFO kablam! 214 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.845 INFO kablam! 215 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.845 INFO kablam! 216 | |     });
Sep 01 10:55:11.846 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.846 INFO kablam! 
Sep 01 10:55:11.846 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.846 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.846 INFO kablam!     |
Sep 01 10:55:11.846 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.846 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.846 INFO kablam!     | 
Sep 01 10:55:11.846 INFO kablam!    ::: src/macros.rs:212:5
Sep 01 10:55:11.846 INFO kablam!     |
Sep 01 10:55:11.846 INFO kablam! 212 | /     probor_struct!(
Sep 01 10:55:11.846 INFO kablam! 213 | |     struct OneTwo {
Sep 01 10:55:11.846 INFO kablam! 214 | |         one: Option<u8> => (#0 optional),
Sep 01 10:55:11.846 INFO kablam! 215 | |         two: Option<u8> => (#1 optional),
Sep 01 10:55:11.846 INFO kablam! 216 | |     });
Sep 01 10:55:11.847 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.847 INFO kablam! 
Sep 01 10:55:11.847 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.847 INFO kablam!    --> src/decode_struct.rs:63:25
Sep 01 10:55:11.847 INFO kablam!     |
Sep 01 10:55:11.847 INFO kablam! 63  |                           (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.847 INFO kablam!     |                           ^^^^^^^
Sep 01 10:55:11.847 INFO kablam!     | 
Sep 01 10:55:11.847 INFO kablam!    ::: src/macros.rs:218:5
Sep 01 10:55:11.847 INFO kablam!     |
Sep 01 10:55:11.847 INFO kablam! 218 | /     probor_struct!(
Sep 01 10:55:11.847 INFO kablam! 219 | |     struct Named {
Sep 01 10:55:11.847 INFO kablam! 220 | |         one: u8 => (),
Sep 01 10:55:11.847 INFO kablam! 221 | |         two: u8 => (),
Sep 01 10:55:11.847 INFO kablam! 222 | |         three: u8 => (),
Sep 01 10:55:11.847 INFO kablam! 223 | |     });
Sep 01 10:55:11.847 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.847 INFO kablam! 
Sep 01 10:55:11.847 INFO kablam! warning: unused arithmetic operation which must be used
Sep 01 10:55:11.847 INFO kablam!    --> src/decode_struct.rs:126:21
Sep 01 10:55:11.847 INFO kablam!     |
Sep 01 10:55:11.847 INFO kablam! 126 |                       (idx+1); // silence warning but expect to be optimized
Sep 01 10:55:11.847 INFO kablam!     |                       ^^^^^^^
Sep 01 10:55:11.847 INFO kablam!     | 
Sep 01 10:55:11.848 INFO kablam!    ::: src/macros.rs:218:5
Sep 01 10:55:11.848 INFO kablam!     |
Sep 01 10:55:11.848 INFO kablam! 218 | /     probor_struct!(
Sep 01 10:55:11.848 INFO kablam! 219 | |     struct Named {
Sep 01 10:55:11.848 INFO kablam! 220 | |         one: u8 => (),
Sep 01 10:55:11.848 INFO kablam! 221 | |         two: u8 => (),
Sep 01 10:55:11.848 INFO kablam! 222 | |         three: u8 => (),
Sep 01 10:55:11.848 INFO kablam! 223 | |     });
Sep 01 10:55:11.848 INFO kablam!     | |_______- in this macro invocation
Sep 01 10:55:11.848 INFO kablam! 
Sep 01 10:55:11.871 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.22s
Sep 01 10:55:11.875 INFO kablam! su: No module specific data is present
Sep 01 10:55:12.395 INFO running `"docker" "rm" "-f" "79b4810143ebae30b2062f9e04ec7f17d569efc796716c51d0114edb2f5e8691"`
Sep 01 10:55:12.492 INFO blam! 79b4810143ebae30b2062f9e04ec7f17d569efc796716c51d0114edb2f5e8691