[INFO] updating cached repository donut-lang/donut
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/donut-lang/donut
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/donut-lang/donut" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/donut-lang/donut"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/donut-lang/donut'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/donut-lang/donut" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/donut-lang/donut"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/donut-lang/donut'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c1b3643ef19808e6e11c7dfb63b48652d8bd9012
[INFO] sha for GitHub repo donut-lang/donut: c1b3643ef19808e6e11c7dfb63b48652d8bd9012
[INFO] validating manifest of donut-lang/donut on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of donut-lang/donut on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing donut-lang/donut
[INFO] finished frobbing donut-lang/donut
[INFO] frobbed toml for donut-lang/donut written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/donut-lang/donut/Cargo.toml
[INFO] started frobbing donut-lang/donut
[INFO] finished frobbing donut-lang/donut
[INFO] frobbed toml for donut-lang/donut written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/donut-lang/donut/Cargo.toml
[INFO] crate donut-lang/donut has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking donut-lang/donut against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-6/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/donut-lang/donut:/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" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8574d0db403bf537bdc8dc12c084a46ea8007687d9a529d31824c1961dd4a8ce
[INFO] running `"docker" "start" "-a" "8574d0db403bf537bdc8dc12c084a46ea8007687d9a529d31824c1961dd4a8ce"`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking combine v3.1.0
[INFO] [stderr]     Checking donut v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]   --> src/parser/test.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 |         Result::Ok((result, consumed)) => {
[INFO] [stderr]    |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parser/mod.rs:81:3
[INFO] [stderr]    |
[INFO] [stderr] 81 |   parse_err!(array(), ["test", "0"]);
[INFO] [stderr]    |   ----------------------------------- in this macro invocation
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]   --> src/parser/test.rs:39:21
[INFO] [stderr]    |
[INFO] [stderr] 39 |         Result::Err(err) => {
[INFO] [stderr]    |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parser/mod.rs:81:3
[INFO] [stderr]    |
[INFO] [stderr] 81 |   parse_err!(array(), ["test", "0"]);
[INFO] [stderr]    |   ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]   --> src/parser/test.rs:36:29
[INFO] [stderr]    |
[INFO] [stderr] 36 |         Result::Ok((result, consumed)) => {
[INFO] [stderr]    |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parser/mod.rs:81:3
[INFO] [stderr]    |
[INFO] [stderr] 81 |   parse_err!(array(), ["test", "0"]);
[INFO] [stderr]    |   ----------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]   --> src/parser/test.rs:14:23
[INFO] [stderr]    |
[INFO] [stderr] 14 |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]    |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parser/mod.rs:83:3
[INFO] [stderr]    |
[INFO] [stderr] 83 | /   parse_ok!(array(), r,
[INFO] [stderr] 84 | |   ["[\"test\"]", {
[INFO] [stderr] 85 | |     match r {
[INFO] [stderr] 86 | |       ast::Expr::Array(_,_,r) => assert_eq!(r.len(), 1),
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |     }
[INFO] [stderr] 95 | |   }]);
[INFO] [stderr]    | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   parse_err!(ident(), ["1test"]);
[INFO] [stderr]     |   ------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   parse_err!(ident(), ["1test"]);
[INFO] [stderr]     |   ------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:132:3
[INFO] [stderr]     |
[INFO] [stderr] 132 | /   parse_ok!(ident(), r,
[INFO] [stderr] 133 | |   ["test", {
[INFO] [stderr] 134 | |     assert_eq!(r.name, "test");
[INFO] [stderr] 135 | |   }],
[INFO] [stderr] ...   |
[INFO] [stderr] 140 | |     assert_eq!(r.name, "test!!?test!*");
[INFO] [stderr] 141 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:169:3
[INFO] [stderr]     |
[INFO] [stderr] 169 | /   parse_ok!(literal(), r,
[INFO] [stderr] 170 | |   ["0.123", {
[INFO] [stderr] 171 | |     assert_eq!(r.as_float().unwrap(), 0.123);
[INFO] [stderr] 172 | |   }],
[INFO] [stderr] 173 | |   ["123", {
[INFO] [stderr] 174 | |     assert_eq!(r.as_int().unwrap(), 123);
[INFO] [stderr] 175 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:222:3
[INFO] [stderr]     |
[INFO] [stderr] 222 |   parse_err!(string_literal(), ["test", "\"test"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:222:3
[INFO] [stderr]     |
[INFO] [stderr] 222 |   parse_err!(string_literal(), ["test", "\"test"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:223:3
[INFO] [stderr]     |
[INFO] [stderr] 223 | /   parse_ok!(string_literal(), r,
[INFO] [stderr] 224 | |   ["\"test\"", {
[INFO] [stderr] 225 | |     assert_eq!(r, "test");
[INFO] [stderr] 226 | |   }],
[INFO] [stderr] 227 | |   ["\"te\\\"st\"", {
[INFO] [stderr] 228 | |     assert_eq!(r, "te\"st");
[INFO] [stderr] 229 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:248:3
[INFO] [stderr]     |
[INFO] [stderr] 248 |   parse_err!(float_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   -------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:248:3
[INFO] [stderr]     |
[INFO] [stderr] 248 |   parse_err!(float_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   -------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:250:3
[INFO] [stderr]     |
[INFO] [stderr] 250 | /   parse_ok!(float_literal(), r,
[INFO] [stderr] 251 | |   ["0.123", {
[INFO] [stderr] 252 | |     assert_eq!(r, 0.123);
[INFO] [stderr] 253 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:281:3
[INFO] [stderr]     |
[INFO] [stderr] 281 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:281:3
[INFO] [stderr]     |
[INFO] [stderr] 281 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:284:3
[INFO] [stderr]     |
[INFO] [stderr] 284 | /   parse_ok!(number_literal(), r,
[INFO] [stderr] 285 | |   ["0xcc", {
[INFO] [stderr] 286 | |   assert_eq!(r, 0xcc);
[INFO] [stderr] 287 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:290:3
[INFO] [stderr]     |
[INFO] [stderr] 290 | /   parse_ok!(number_literal(), r,
[INFO] [stderr] 291 | |   ["0123", {
[INFO] [stderr] 292 | |     assert_eq!(r, 83);
[INFO] [stderr] 293 | |   }],
[INFO] [stderr] 294 | |   ["0", {
[INFO] [stderr] 295 | |     assert_eq!(r, 0);
[INFO] [stderr] 296 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:299:3
[INFO] [stderr]     |
[INFO] [stderr] 299 | /   parse_ok!(number_literal(), r,
[INFO] [stderr] 300 | |   ["123", {
[INFO] [stderr] 301 | |   assert_eq!(r, 123);
[INFO] [stderr] 302 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:314:3
[INFO] [stderr]     |
[INFO] [stderr] 314 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider prefixing with an underscore: `_err`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:314:3
[INFO] [stderr]     |
[INFO] [stderr] 314 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:318:3
[INFO] [stderr]     |
[INFO] [stderr] 318 | /   parse_ok!(bool_literal(), r,
[INFO] [stderr] 319 | |   ["true", {
[INFO] [stderr] 320 | |     assert_eq!(r, true);
[INFO] [stderr] 321 | |   }],
[INFO] [stderr] 322 | |   ["false", {
[INFO] [stderr] 323 | |     assert_eq!(r, false);
[INFO] [stderr] 324 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider prefixing with an underscore: `_consumed`
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:345:3
[INFO] [stderr]     |
[INFO] [stderr] 345 | /   parse_ok!(object(), r,
[INFO] [stderr] 346 | |   ["{test:\"test\"}", {
[INFO] [stderr] 347 | |     match r {
[INFO] [stderr] 348 | |       ast::Expr::Object(_,_,r) => assert_eq!(r.len(), 1),
[INFO] [stderr] ...   |
[INFO] [stderr] 356 | |     }
[INFO] [stderr] 357 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_float`
[INFO] [stderr]   --> src/ast/mod.rs:19:3
[INFO] [stderr]    |
[INFO] [stderr] 19 |   pub fn as_float(&self) -> Option<f64> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_int`
[INFO] [stderr]   --> src/ast/mod.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn as_int(&self) -> Option<i32> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_string`
[INFO] [stderr]   --> src/ast/mod.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |   pub fn as_string(&self) -> Option<&str> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_bool`
[INFO] [stderr]   --> src/ast/mod.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 |   pub fn as_bool(&self) -> Option<bool> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/parser/mod.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / pub fn parse<'a>(src: &'a str, src_name: &'a str)
[INFO] [stderr] 43 | |                  -> Result<(ast::Program, &'a str), Consumed<Tracked<StringStreamError>>>
[INFO] [stderr] 44 | | {
[INFO] [stderr] 45 | |   let mut input = State::new(src);
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |     .map(|r| (r.0, input.input))
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Clock`
[INFO] [stderr]  --> src/value/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Clock<T> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Value`
[INFO] [stderr]  --> src/value/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Value<'a, V, T : 'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/value/mod.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   pub fn new(now : u32) -> Clock<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_value`
[INFO] [stderr]   --> src/value/mod.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |   pub fn new_value<'a, V>(&'a self, v : V) -> Value<'a, V, T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tick`
[INFO] [stderr]   --> src/value/mod.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn tick(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `leap`
[INFO] [stderr]   --> src/value/mod.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 |   pub fn leap(&mut self, to: u32) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/value/mod.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |   pub fn get(&self) -> &V {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]   --> src/value/mod.rs:44:3
[INFO] [stderr]    |
[INFO] [stderr] 44 |   fn find(&self, time: u32) -> Option<&V> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/value/mod.rs:53:3
[INFO] [stderr]    |
[INFO] [stderr] 53 |   pub fn new<'b>(init_value : V, clock : &'b Clock<T>) -> Value<'b, V, T>{
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_string`
[INFO] [stderr]   --> src/ast/mod.rs:31:3
[INFO] [stderr]    |
[INFO] [stderr] 31 |   pub fn as_string(&self) -> Option<&str> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `as_bool`
[INFO] [stderr]   --> src/ast/mod.rs:37:3
[INFO] [stderr]    |
[INFO] [stderr] 37 |   pub fn as_bool(&self) -> Option<bool> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `parse`
[INFO] [stderr]   --> src/parser/mod.rs:42:1
[INFO] [stderr]    |
[INFO] [stderr] 42 | / pub fn parse<'a>(src: &'a str, src_name: &'a str)
[INFO] [stderr] 43 | |                  -> Result<(ast::Program, &'a str), Consumed<Tracked<StringStreamError>>>
[INFO] [stderr] 44 | | {
[INFO] [stderr] 45 | |   let mut input = State::new(src);
[INFO] [stderr] ...  |
[INFO] [stderr] 48 | |     .map(|r| (r.0, input.input))
[INFO] [stderr] 49 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Clock`
[INFO] [stderr]  --> src/value/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Clock<T> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Value`
[INFO] [stderr]  --> src/value/mod.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub struct Value<'a, V, T : 'a> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/value/mod.rs:16:3
[INFO] [stderr]    |
[INFO] [stderr] 16 |   pub fn new(now : u32) -> Clock<T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new_value`
[INFO] [stderr]   --> src/value/mod.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |   pub fn new_value<'a, V>(&'a self, v : V) -> Value<'a, V, T> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `tick`
[INFO] [stderr]   --> src/value/mod.rs:25:3
[INFO] [stderr]    |
[INFO] [stderr] 25 |   pub fn tick(&mut self) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `leap`
[INFO] [stderr]   --> src/value/mod.rs:28:3
[INFO] [stderr]    |
[INFO] [stderr] 28 |   pub fn leap(&mut self, to: u32) {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/value/mod.rs:34:3
[INFO] [stderr]    |
[INFO] [stderr] 34 |   pub fn get(&self) -> &V {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `find`
[INFO] [stderr]   --> src/value/mod.rs:44:3
[INFO] [stderr]    |
[INFO] [stderr] 44 |   fn find(&self, time: u32) -> Option<&V> {
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/value/mod.rs:53:3
[INFO] [stderr]    |
[INFO] [stderr] 53 |   pub fn new<'b>(init_value : V, clock : &'b Clock<T>) -> Value<'b, V, T>{
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.23s
[INFO] running `"docker" "inspect" "8574d0db403bf537bdc8dc12c084a46ea8007687d9a529d31824c1961dd4a8ce"`
[INFO] running `"docker" "rm" "-f" "8574d0db403bf537bdc8dc12c084a46ea8007687d9a529d31824c1961dd4a8ce"`
[INFO] [stdout] 8574d0db403bf537bdc8dc12c084a46ea8007687d9a529d31824c1961dd4a8ce