[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/clippy-test-run/sources/stable/gh/donut-lang/donut"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable/gh/donut-lang/donut'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/donut-lang/donut" "work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/gh/donut-lang/donut"`
[INFO] [stderr] Cloning into 'work/ex/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/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 stable
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+stable" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of donut-lang/donut 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 donut-lang/donut
[INFO] finished frobbing donut-lang/donut
[INFO] frobbed toml for donut-lang/donut written to work/ex/clippy-test-run/sources/stable/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/clippy-test-run/sources/stable+rustflags=-Dclippy%3A%3Ainto_iter_on_array/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" "+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 donut-lang/donut against stable for clippy-test-run
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/clippy-test-run/worker-3/stable:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/clippy-test-run/sources/stable/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" "+stable" "clippy" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7aac8a1190590055c2ba1ee05887e2467099b9313bdd809c87ba7aef3511ca98
[INFO] running `"docker" "start" "-a" "7aac8a1190590055c2ba1ee05887e2467099b9313bdd809c87ba7aef3511ca98"`
[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: redundant field names in struct initialization
[INFO] [stderr]   --> src/value/mod.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |       now: now,
[INFO] [stderr]    |       ^^^^^^^^ help: replace it with: `now`
[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/value/mod.rs:58:7
[INFO] [stderr]    |
[INFO] [stderr] 58 |       clock: clock,
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: replace it with: `clock`
[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/value/mod.rs:18:7
[INFO] [stderr]    |
[INFO] [stderr] 18 |       now: now,
[INFO] [stderr]    |       ^^^^^^^^ help: replace it with: `now`
[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/value/mod.rs:58:7
[INFO] [stderr]    |
[INFO] [stderr] 58 |       clock: clock,
[INFO] [stderr]    |       ^^^^^^^^^^^^ help: replace it with: `clock`
[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: You matched a field with a wildcard pattern. Consider using `..` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unneeded_field_pattern)] on by default
[INFO] [stderr]    = help: Try with `program { ref mut $ arg, .. }`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: You matched a field with a wildcard pattern. Consider using `..` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `program { ref mut $ arg, .. }`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `array { .. }` instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `array { .. }` instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `expr { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `expr { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `ident { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `ident { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `string_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `string_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `float_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `float_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `number_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `number_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `bool_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `bool_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `object { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `object { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/value/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     return Clock::<T> {
[INFO] [stderr] 18 | |       now: now,
[INFO] [stderr] 19 | |       context_type: PhantomData::<T>{}
[INFO] [stderr] 20 | |     };
[INFO] [stderr]    | |______^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Clock::<T> {
[INFO] [stderr] 18 |       now: now,
[INFO] [stderr] 19 |       context_type: PhantomData::<T>{}
[INFO] [stderr] 20 |     }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/value/mod.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     return Value::<'b, V, T>{
[INFO] [stderr] 57 | |       values: vs,
[INFO] [stderr] 58 | |       clock: clock,
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Value::<'b, V, T>{
[INFO] [stderr] 57 |       values: vs,
[INFO] [stderr] 58 |       clock: clock,
[INFO] [stderr] 59 |     }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: You matched a field with a wildcard pattern. Consider using `..` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::unneeded_field_pattern)] on by default
[INFO] [stderr]    = help: Try with `program { ref mut $ arg, .. }`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: You matched a field with a wildcard pattern. Consider using `..` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `program { ref mut $ arg, .. }`
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `array { .. }` instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: Try with `array { .. }` instead
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `expr { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `expr { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `ident { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `ident { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `string_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `string_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `float_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `float_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `number_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `number_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `bool_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `bool_literal { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `object { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: All the struct fields are matched to a wildcard pattern, consider using `..`.
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: Try with `object { .. }` instead
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#unneeded_field_pattern
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/value/mod.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 | /     return Clock::<T> {
[INFO] [stderr] 18 | |       now: now,
[INFO] [stderr] 19 | |       context_type: PhantomData::<T>{}
[INFO] [stderr] 20 | |     };
[INFO] [stderr]    | |______^
[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] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 17 |     Clock::<T> {
[INFO] [stderr] 18 |       now: now,
[INFO] [stderr] 19 |       context_type: PhantomData::<T>{}
[INFO] [stderr] 20 |     }
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: unneeded return statement
[INFO] [stderr]   --> src/value/mod.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 | /     return Value::<'b, V, T>{
[INFO] [stderr] 57 | |       values: vs,
[INFO] [stderr] 58 | |       clock: clock,
[INFO] [stderr] 59 | |     };
[INFO] [stderr]    | |______^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_return
[INFO] [stderr] help: remove `return` as shown
[INFO] [stderr]    |
[INFO] [stderr] 56 |     Value::<'b, V, T>{
[INFO] [stderr] 57 |       values: vs,
[INFO] [stderr] 58 |       clock: clock,
[INFO] [stderr] 59 |     }
[INFO] [stderr]    |
[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 using `_consumed` instead
[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 using `_err` instead
[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 using `_consumed` instead
[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(($r, consumed)) => {
[INFO] [stderr]    |                         ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]    | 
[INFO] [stderr]   ::: src/parser/mod.rs:83:3
[INFO] [stderr]    |
[INFO] [stderr] 83 | /   parse_ok!(array(), r,
[INFO] [stderr] 84 | |   ["[\"test\"]", {
[INFO] [stderr] 85 | |     match r {
[INFO] [stderr] 86 | |       ast::Expr::Array(_,_,r) => assert_eq!(r.len(), 1),
[INFO] [stderr] ...  |
[INFO] [stderr] 94 | |     }
[INFO] [stderr] 95 | |   }]);
[INFO] [stderr]    | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   parse_err!(ident(), ["1test"]);
[INFO] [stderr]     |   ------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider using `_err` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:130:3
[INFO] [stderr]     |
[INFO] [stderr] 130 |   parse_err!(ident(), ["1test"]);
[INFO] [stderr]     |   ------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[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(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:169:3
[INFO] [stderr]     |
[INFO] [stderr] 169 | /   parse_ok!(literal(), r,
[INFO] [stderr] 170 | |   ["0.123", {
[INFO] [stderr] 171 | |     assert_eq!(r.as_float().unwrap(), 0.123);
[INFO] [stderr] 172 | |   }],
[INFO] [stderr] 173 | |   ["123", {
[INFO] [stderr] 174 | |     assert_eq!(r.as_int().unwrap(), 123);
[INFO] [stderr] 175 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:222:3
[INFO] [stderr]     |
[INFO] [stderr] 222 |   parse_err!(string_literal(), ["test", "\"test"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider using `_err` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:222:3
[INFO] [stderr]     |
[INFO] [stderr] 222 |   parse_err!(string_literal(), ["test", "\"test"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[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 using `_consumed` instead
[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 using `_err` instead
[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(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:250:3
[INFO] [stderr]     |
[INFO] [stderr] 250 | /   parse_ok!(float_literal(), r,
[INFO] [stderr] 251 | |   ["0.123", {
[INFO] [stderr] 252 | |     assert_eq!(r, 0.123);
[INFO] [stderr] 253 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:36:29
[INFO] [stderr]     |
[INFO] [stderr] 36  |         Result::Ok((result, consumed)) => {
[INFO] [stderr]     |                             ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:281:3
[INFO] [stderr]     |
[INFO] [stderr] 281 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `err`
[INFO] [stderr]    --> src/parser/test.rs:39:21
[INFO] [stderr]     |
[INFO] [stderr] 39  |         Result::Err(err) => {
[INFO] [stderr]     |                     ^^^ help: consider using `_err` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:281:3
[INFO] [stderr]     |
[INFO] [stderr] 281 |   parse_err!(bool_literal(), ["x","0xxx", "True"]);
[INFO] [stderr]     |   ------------------------------------------------- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[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(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:290:3
[INFO] [stderr]     |
[INFO] [stderr] 290 | /   parse_ok!(number_literal(), r,
[INFO] [stderr] 291 | |   ["0123", {
[INFO] [stderr] 292 | |     assert_eq!(r, 83);
[INFO] [stderr] 293 | |   }],
[INFO] [stderr] 294 | |   ["0", {
[INFO] [stderr] 295 | |     assert_eq!(r, 0);
[INFO] [stderr] 296 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[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 using `_consumed` instead
[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 using `_err` instead
[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(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[INFO] [stderr]     | 
[INFO] [stderr]    ::: src/parser/mod.rs:318:3
[INFO] [stderr]     |
[INFO] [stderr] 318 | /   parse_ok!(bool_literal(), r,
[INFO] [stderr] 319 | |   ["true", {
[INFO] [stderr] 320 | |     assert_eq!(r, true);
[INFO] [stderr] 321 | |   }],
[INFO] [stderr] 322 | |   ["false", {
[INFO] [stderr] 323 | |     assert_eq!(r, false);
[INFO] [stderr] 324 | |   }]);
[INFO] [stderr]     | |______- in this macro invocation
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `consumed`
[INFO] [stderr]    --> src/parser/test.rs:14:23
[INFO] [stderr]     |
[INFO] [stderr] 14  |         Result::Ok(($r, consumed)) => {
[INFO] [stderr]     |                         ^^^^^^^^ help: consider using `_consumed` instead
[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: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     match self {
[INFO] [stderr] 21 | |       &Expr::Float(_, _, v) => Some(v),
[INFO] [stderr] 22 | |       _ => None
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 20 |     match *self {
[INFO] [stderr] 21 |       Expr::Float(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     match self {
[INFO] [stderr] 27 | |       &Expr::Int(_, _, v) => Some(v),
[INFO] [stderr] 28 | |       _ => None
[INFO] [stderr] 29 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 26 |     match *self {
[INFO] [stderr] 27 |       Expr::Int(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     match self {
[INFO] [stderr] 33 | |       &Expr::String(_, _, ref v) => Some(v.as_str()),
[INFO] [stderr] 34 | |       _ => None
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 32 |     match *self {
[INFO] [stderr] 33 |       Expr::String(_, _, ref v) => Some(v.as_str()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     match self {
[INFO] [stderr] 39 | |       &Expr::Bool(_, _, v) => Some(v),
[INFO] [stderr] 40 | |       _ => None
[INFO] [stderr] 41 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 38 |     match *self {
[INFO] [stderr] 39 |       Expr::Bool(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parser/mod.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         if s.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parser/mod.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         if s.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[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] 23 | |     Value::new(v, self)
[INFO] [stderr] 24 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/value/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     self.now = self.now + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.now += 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: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/value/mod.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let (_, ref v) = *self.values.get(r.unwrap()).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.values[r.unwrap()]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[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] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:20:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | /     match self {
[INFO] [stderr] 21 | |       &Expr::Float(_, _, v) => Some(v),
[INFO] [stderr] 22 | |       _ => None
[INFO] [stderr] 23 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::match_ref_pats)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 20 |     match *self {
[INFO] [stderr] 21 |       Expr::Float(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 | /     match self {
[INFO] [stderr] 27 | |       &Expr::Int(_, _, v) => Some(v),
[INFO] [stderr] 28 | |       _ => None
[INFO] [stderr] 29 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 26 |     match *self {
[INFO] [stderr] 27 |       Expr::Int(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:32:5
[INFO] [stderr]    |
[INFO] [stderr] 32 | /     match self {
[INFO] [stderr] 33 | |       &Expr::String(_, _, ref v) => Some(v.as_str()),
[INFO] [stderr] 34 | |       _ => None
[INFO] [stderr] 35 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 32 |     match *self {
[INFO] [stderr] 33 |       Expr::String(_, _, ref v) => Some(v.as_str()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: you don't need to add `&` to all patterns
[INFO] [stderr]   --> src/ast/mod.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     match self {
[INFO] [stderr] 39 | |       &Expr::Bool(_, _, v) => Some(v),
[INFO] [stderr] 40 | |       _ => None
[INFO] [stderr] 41 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#match_ref_pats
[INFO] [stderr] help: instead of prefixing all patterns with `&`, you can dereference the expression
[INFO] [stderr]    |
[INFO] [stderr] 38 |     match *self {
[INFO] [stderr] 39 |       Expr::Bool(_, _, v) => Some(v),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/parser/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | / parser! {
[INFO] [stderr] 56 | |   pub fn program[I](src_name: String)(I) -> ast::Program
[INFO] [stderr] 57 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 58 | |     many(expr()).skip(eof())
[INFO] [stderr] 59 | |       .map(|exprs: Vec<ast::Expr>| ast::Program::new(src_name.clone(), exprs))
[INFO] [stderr] 60 | |   }
[INFO] [stderr] 61 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::toplevel_ref_arg)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]   --> src/parser/mod.rs:67:1
[INFO] [stderr]    |
[INFO] [stderr] 67 | / parser! {
[INFO] [stderr] 68 | |   pub fn array[I]()(I) -> ast::Expr
[INFO] [stderr] 69 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 70 | |     let internal = sep_end_by(expr(), (spaces(), char(','), spaces()));
[INFO] [stderr] ...  |
[INFO] [stderr] 75 | |   }
[INFO] [stderr] 76 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:102:1
[INFO] [stderr]     |
[INFO] [stderr] 102 | / parser! {
[INFO] [stderr] 103 | |   pub fn expr[I]()(I) -> ast::Expr
[INFO] [stderr] 104 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 105 | |     literal().or(array()).or(object())
[INFO] [stderr] 106 | |   }
[INFO] [stderr] 107 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:113:1
[INFO] [stderr]     |
[INFO] [stderr] 113 | / parser! {
[INFO] [stderr] 114 | |   pub fn ident[I]()(I) -> ast::Ident
[INFO] [stderr] 115 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 116 | |     let ident_parser = letter().and(many(alpha_num().or(one_of("!?*".chars()))))
[INFO] [stderr] ...   |
[INFO] [stderr] 125 | |   }
[INFO] [stderr] 126 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:148:1
[INFO] [stderr]     |
[INFO] [stderr] 148 | / parser!{
[INFO] [stderr] 149 | |   pub fn literal[I]()(I) -> ast::Expr
[INFO] [stderr] 150 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 151 | |     let float_parser = (position(), float_literal(), position())
[INFO] [stderr] ...   |
[INFO] [stderr] 164 | |   }
[INFO] [stderr] 165 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/parser/mod.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     assert_eq!(r.as_float().unwrap(), 0.123);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[deny(clippy::float_cmp)] on by default
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/parser/mod.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 171 |     assert_eq!(r.as_float().unwrap(), 0.123);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:179:1
[INFO] [stderr]     |
[INFO] [stderr] 179 | / parser!{
[INFO] [stderr] 180 | |   pub fn string_literal[I]()(I) -> String
[INFO] [stderr] 181 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 182 | |     let quoted_single = many::<String, _>(satisfy(|s| s != '"').then(|c| {
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |   }
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:232:1
[INFO] [stderr]     |
[INFO] [stderr] 232 | / parser! {
[INFO] [stderr] 233 | |   pub fn float_literal[I]()(I) -> f64
[INFO] [stderr] 234 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 235 | |     many1(digit()).skip(char('.'))
[INFO] [stderr] ...   |
[INFO] [stderr] 243 | |   }
[INFO] [stderr] 244 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] error: strict comparison of f32 or f64
[INFO] [stderr]    --> src/parser/mod.rs:252:5
[INFO] [stderr]     |
[INFO] [stderr] 252 |     assert_eq!(r, 0.123);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: std::f32::EPSILON and std::f64::EPSILON are available.
[INFO] [stderr]    --> src/parser/mod.rs:252:5
[INFO] [stderr]     |
[INFO] [stderr] 252 |     assert_eq!(r, 0.123);
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:257:1
[INFO] [stderr]     |
[INFO] [stderr] 257 | / parser! {
[INFO] [stderr] 258 | |   pub fn number_literal[I]()(I) -> i32
[INFO] [stderr] 259 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 260 | |     let hex_literal =
[INFO] [stderr] ...   |
[INFO] [stderr] 276 | |   }
[INFO] [stderr] 277 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parser/mod.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         if s.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(clippy::len_zero)] on by default
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: length comparison to zero
[INFO] [stderr]    --> src/parser/mod.rs:266:12
[INFO] [stderr]     |
[INFO] [stderr] 266 |         if s.len() > 0 {
[INFO] [stderr]     |            ^^^^^^^^^^^ help: using `is_empty` is clearer and more explicit: `!s.is_empty()`
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#len_zero
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:305:1
[INFO] [stderr]     |
[INFO] [stderr] 305 | / parser! {
[INFO] [stderr] 306 | |   pub fn bool_literal[I]()(I) -> bool
[INFO] [stderr] 307 | |   where [I: Stream<Item=char>] {
[INFO] [stderr] 308 | |     (string("true").map(|_| true)).or(string("false").map(|_| false))
[INFO] [stderr] 309 | |   }
[INFO] [stderr] 310 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `ref` on an entire `let` pattern is discouraged, take a reference with `&` instead
[INFO] [stderr]    --> src/parser/mod.rs:331:1
[INFO] [stderr]     |
[INFO] [stderr] 331 | / parser!{
[INFO] [stderr] 332 | |   pub fn object[I]()(I) -> ast::Expr
[INFO] [stderr] 333 | |   where [I: Stream<Item=char, Position=SourcePosition>] {
[INFO] [stderr] 334 | |     let item = ident().skip((spaces(), char(':'), spaces())).and(expr());
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |   }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#toplevel_ref_arg
[INFO] [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: explicit lifetimes given in parameter types where they could be elided (or replaced with `'_` if needed by type declaration)
[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] 23 | |     Value::new(v, self)
[INFO] [stderr] 24 | |   }
[INFO] [stderr]    | |___^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::needless_lifetimes)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#needless_lifetimes
[INFO] [stderr] 
[INFO] [stderr] warning: manual implementation of an assign operation
[INFO] [stderr]   --> src/value/mod.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     self.now = self.now + 1;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^ help: replace it with: `self.now += 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: called `.get().unwrap()` on a Vec. Using `[]` is more clear and more concise
[INFO] [stderr]   --> src/value/mod.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |       let (_, ref v) = *self.values.get(r.unwrap()).unwrap();
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try this: `self.values[r.unwrap()]`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(clippy::get_unwrap)] on by default
[INFO] [stderr]    = help: for further information visit https://rust-lang.github.io/rust-clippy/master/index.html#get_unwrap
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `donut`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "7aac8a1190590055c2ba1ee05887e2467099b9313bdd809c87ba7aef3511ca98"`
[INFO] running `"docker" "rm" "-f" "7aac8a1190590055c2ba1ee05887e2467099b9313bdd809c87ba7aef3511ca98"`
[INFO] [stdout] 7aac8a1190590055c2ba1ee05887e2467099b9313bdd809c87ba7aef3511ca98