[INFO] cloning repository https://github.com/apskhem/c-webassembly
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/apskhem/c-webassembly" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapskhem%2Fc-webassembly", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapskhem%2Fc-webassembly'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c18e9c1bca70d8e3a8cc545e1943cecf94c23da
[INFO] testing apskhem/c-webassembly against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fapskhem%2Fc-webassembly" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/apskhem/c-webassembly
[INFO] removed 0 missing tests
[INFO] finished tweaking git repo https://github.com/apskhem/c-webassembly
[INFO] tweaked toml for git repo https://github.com/apskhem/c-webassembly written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/apskhem/c-webassembly on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/apskhem/c-webassembly already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded predicates v2.0.2
[INFO] [stderr]   Downloaded assert_cmd v2.0.1
[INFO] [stderr]   Downloaded structopt-derive v0.4.16
[INFO] [stderr]   Downloaded owo-colors v2.1.0
[INFO] [stderr]   Downloaded structopt v0.3.23
[INFO] [stderr]   Downloaded quote v1.0.10
[INFO] [stderr]   Downloaded syn v1.0.78
[INFO] [stderr]   Downloaded clap v2.33.3
[INFO] [stderr]   Downloaded libc v0.2.102
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23e7e6f9914bdf9327d14ac1dfbbdee4ad19c2023659c15af2b6c901de6230b2
[INFO] running `Command { std: "docker" "start" "-a" "23e7e6f9914bdf9327d14ac1dfbbdee4ad19c2023659c15af2b6c901de6230b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23e7e6f9914bdf9327d14ac1dfbbdee4ad19c2023659c15af2b6c901de6230b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23e7e6f9914bdf9327d14ac1dfbbdee4ad19c2023659c15af2b6c901de6230b2", kill_on_drop: false }`
[INFO] [stdout] 23e7e6f9914bdf9327d14ac1dfbbdee4ad19c2023659c15af2b6c901de6230b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e2b458834356fe884f30071f11372f3945183e542d5787b8ace1b7baa26f683
[INFO] running `Command { std: "docker" "start" "-a" "1e2b458834356fe884f30071f11372f3945183e542d5787b8ace1b7baa26f683", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling owo-colors v2.1.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling structopt-derive v0.4.16
[INFO] [stderr]    Compiling structopt v0.3.23
[INFO] [stderr]    Compiling c-webassembly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]    --> src/token.rs:163:31
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let RawToken { value, range } = value;
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `range: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let ast = parser::parse_syntax(&tokens)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Comment` is more private than the item `TokenGrammar::Comment::0`
[INFO] [stdout]   --> src/token_grammar.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout]  9 |     Comment(Comment),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Comment::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Comment` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Keyword` is more private than the item `TokenGrammar::Keyword::0`
[INFO] [stdout]   --> src/token_grammar.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Keyword::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Keyword` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Type` is more private than the item `TokenGrammar::Type::0`
[INFO] [stdout]   --> src/token_grammar.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Type(Type),
[INFO] [stdout]    |          ^^^^ field `TokenGrammar::Type::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Type` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Identifier` is more private than the item `TokenGrammar::Identifier::0`
[INFO] [stdout]   --> src/token_grammar.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Identifier(Identifier),
[INFO] [stdout]    |                ^^^^^^^^^^ field `TokenGrammar::Identifier::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Identifier` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum Identifier {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Literal` is more private than the item `TokenGrammar::Literal::0`
[INFO] [stdout]   --> src/token_grammar.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Literal(Literal),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Literal::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Literal` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Symbol` is more private than the item `TokenGrammar::Symbol::0`
[INFO] [stdout]   --> src/token_grammar.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Symbol(Symbol)
[INFO] [stdout]    |            ^^^^^^ field `TokenGrammar::Symbol::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Symbol` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]  --> src/io.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn write_file(path: &str, buf: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GrammarError` is never used
[INFO] [stdout]   --> src/grammar.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum GrammarError {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GlobalDeclaration` is never constructed
[INFO] [stdout]    --> src/grammar.rs:307:12
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub struct GlobalDeclaration {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value` and `range` are never used
[INFO] [stdout]    --> src/token.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl<'a> RawToken<'a> {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn value(&self) -> &str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub const fn range(&self) -> &Range<usize> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Comment` is never constructed
[INFO] [stdout]  --> src/token_grammar.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenGrammar {
[INFO] [stdout]   |          ------------ variant in this enum
[INFO] [stdout] 9 |     Comment(Comment),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenGrammar` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 19 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Comment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 24 |     ByOriginal(token::Keyword),
[INFO] [stdout] 25 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Keyword` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ByOriginal` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 30 |     ByOriginal(token::Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 51 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `any_comment`, `any_keyword`, `from_type`, `any_literal`, and `any_symbol` are never used
[INFO] [stdout]    --> src/token_grammar.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl TokenGrammar {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub const fn any_comment() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub const fn any_keyword() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub const fn from_type(o: token::Type) -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub const fn any_literal() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub const fn any_symbol() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ln` and `col` are never used
[INFO] [stdout]   --> src/tokenizer.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CharPositionCounter {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     const fn ln(&self) -> usize {
[INFO] [stdout]    |              ^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     const fn col(&self) -> usize {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `outfile` and `opt_level` are never read
[INFO] [stdout]   --> src/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Opt {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     outfile: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     opt_level: Option<OptLevel>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `opt_level` is never used
[INFO] [stdout]   --> src/cli.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Opt {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn opt_level(&self) -> OptLevel {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:119:20
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier {
[INFO] [stdout]     |                    ^^^^^     ------------------
[INFO] [stdout]     |                    |         ||
[INFO] [stdout]     |                    |         |the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenizer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token>, Box<dyn Error>> {
[INFO] [stdout]    |                       ^^^^                ------------ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token<'_>>, Box<dyn Error>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.09s
[INFO] running `Command { std: "docker" "inspect" "1e2b458834356fe884f30071f11372f3945183e542d5787b8ace1b7baa26f683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e2b458834356fe884f30071f11372f3945183e542d5787b8ace1b7baa26f683", kill_on_drop: false }`
[INFO] [stdout] 1e2b458834356fe884f30071f11372f3945183e542d5787b8ace1b7baa26f683
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b64ee08649ca78082475e46d2c1664fc6fa8f87bb0d28f5d7f73b4f3109a16e2
[INFO] running `Command { std: "docker" "start" "-a" "b64ee08649ca78082475e46d2c1664fc6fa8f87bb0d28f5d7f73b4f3109a16e2", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling predicates-core v1.0.2
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling treeline v0.1.0
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling c-webassembly v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling predicates-tree v1.0.3
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]    --> src/token.rs:163:31
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let RawToken { value, range } = value;
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `range: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let ast = parser::parse_syntax(&tokens)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Comment` is more private than the item `TokenGrammar::Comment::0`
[INFO] [stdout]   --> src/token_grammar.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout]  9 |     Comment(Comment),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Comment::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Comment` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Keyword` is more private than the item `TokenGrammar::Keyword::0`
[INFO] [stdout]   --> src/token_grammar.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Keyword::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Keyword` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Type` is more private than the item `TokenGrammar::Type::0`
[INFO] [stdout]   --> src/token_grammar.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Type(Type),
[INFO] [stdout]    |          ^^^^ field `TokenGrammar::Type::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Type` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Identifier` is more private than the item `TokenGrammar::Identifier::0`
[INFO] [stdout]   --> src/token_grammar.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Identifier(Identifier),
[INFO] [stdout]    |                ^^^^^^^^^^ field `TokenGrammar::Identifier::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Identifier` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum Identifier {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Literal` is more private than the item `TokenGrammar::Literal::0`
[INFO] [stdout]   --> src/token_grammar.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Literal(Literal),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Literal::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Literal` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Symbol` is more private than the item `TokenGrammar::Symbol::0`
[INFO] [stdout]   --> src/token_grammar.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Symbol(Symbol)
[INFO] [stdout]    |            ^^^^^^ field `TokenGrammar::Symbol::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Symbol` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]  --> src/io.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn write_file(path: &str, buf: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GrammarError` is never used
[INFO] [stdout]   --> src/grammar.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum GrammarError {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GlobalDeclaration` is never constructed
[INFO] [stdout]    --> src/grammar.rs:307:12
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub struct GlobalDeclaration {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value` and `range` are never used
[INFO] [stdout]    --> src/token.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl<'a> RawToken<'a> {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn value(&self) -> &str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub const fn range(&self) -> &Range<usize> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Comment` is never constructed
[INFO] [stdout]  --> src/token_grammar.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenGrammar {
[INFO] [stdout]   |          ------------ variant in this enum
[INFO] [stdout] 9 |     Comment(Comment),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenGrammar` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 19 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Comment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 24 |     ByOriginal(token::Keyword),
[INFO] [stdout] 25 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Keyword` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ByOriginal` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 30 |     ByOriginal(token::Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 51 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `any_comment`, `any_keyword`, `from_type`, `any_literal`, and `any_symbol` are never used
[INFO] [stdout]    --> src/token_grammar.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl TokenGrammar {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub const fn any_comment() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub const fn any_keyword() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub const fn from_type(o: token::Type) -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub const fn any_literal() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub const fn any_symbol() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ln` and `col` are never used
[INFO] [stdout]   --> src/tokenizer.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CharPositionCounter {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     const fn ln(&self) -> usize {
[INFO] [stdout]    |              ^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     const fn col(&self) -> usize {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `outfile` and `opt_level` are never read
[INFO] [stdout]   --> src/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Opt {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     outfile: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     opt_level: Option<OptLevel>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `opt_level` is never used
[INFO] [stdout]   --> src/cli.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Opt {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn opt_level(&self) -> OptLevel {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:119:20
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier {
[INFO] [stdout]     |                    ^^^^^     ------------------
[INFO] [stdout]     |                    |         ||
[INFO] [stdout]     |                    |         |the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenizer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token>, Box<dyn Error>> {
[INFO] [stdout]    |                       ^^^^                ------------ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token<'_>>, Box<dyn Error>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling predicates v2.0.2
[INFO] [stderr]    Compiling assert_cmd v2.0.1
[INFO] [stdout] warning: unused variable: `range`
[INFO] [stdout]    --> src/token.rs:163:31
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let RawToken { value, range } = value;
[INFO] [stdout]     |                               ^^^^^ help: try ignoring the field: `range: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/main.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     let ast = parser::parse_syntax(&tokens)?;
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Comment` is more private than the item `TokenGrammar::Comment::0`
[INFO] [stdout]   --> src/token_grammar.rs:9:13
[INFO] [stdout]    |
[INFO] [stdout]  9 |     Comment(Comment),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Comment::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Comment` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:18:1
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Keyword` is more private than the item `TokenGrammar::Keyword::0`
[INFO] [stdout]   --> src/token_grammar.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Keyword(Keyword),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Keyword::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Keyword` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Type` is more private than the item `TokenGrammar::Type::0`
[INFO] [stdout]   --> src/token_grammar.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Type(Type),
[INFO] [stdout]    |          ^^^^ field `TokenGrammar::Type::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Type` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:29:1
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Identifier` is more private than the item `TokenGrammar::Identifier::0`
[INFO] [stdout]   --> src/token_grammar.rs:12:16
[INFO] [stdout]    |
[INFO] [stdout] 12 |     Identifier(Identifier),
[INFO] [stdout]    |                ^^^^^^^^^^ field `TokenGrammar::Identifier::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Identifier` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | enum Identifier {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Literal` is more private than the item `TokenGrammar::Literal::0`
[INFO] [stdout]   --> src/token_grammar.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |     Literal(Literal),
[INFO] [stdout]    |             ^^^^^^^ field `TokenGrammar::Literal::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Literal` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:40:1
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    | ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `token_grammar::Symbol` is more private than the item `TokenGrammar::Symbol::0`
[INFO] [stdout]   --> src/token_grammar.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 |     Symbol(Symbol)
[INFO] [stdout]    |            ^^^^^^ field `TokenGrammar::Symbol::0` is reachable at visibility `pub(crate)`
[INFO] [stdout]    |
[INFO] [stdout] note: but type `token_grammar::Symbol` is only usable at visibility `pub(self)`
[INFO] [stdout]   --> src/token_grammar.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    | ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `write_file` is never used
[INFO] [stdout]  --> src/io.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn write_file(path: &str, buf: &[u8]) -> std::io::Result<()> {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `GrammarError` is never used
[INFO] [stdout]   --> src/grammar.rs:25:10
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum GrammarError {
[INFO] [stdout]    |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GlobalDeclaration` is never constructed
[INFO] [stdout]    --> src/grammar.rs:307:12
[INFO] [stdout]     |
[INFO] [stdout] 307 | pub struct GlobalDeclaration {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `value` and `range` are never used
[INFO] [stdout]    --> src/token.rs:150:12
[INFO] [stdout]     |
[INFO] [stdout] 142 | impl<'a> RawToken<'a> {
[INFO] [stdout]     | --------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 150 |     pub fn value(&self) -> &str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 154 |     pub const fn range(&self) -> &Range<usize> {
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Comment` is never constructed
[INFO] [stdout]  --> src/token_grammar.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub enum TokenGrammar {
[INFO] [stdout]   |          ------------ variant in this enum
[INFO] [stdout] 9 |     Comment(Comment),
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `TokenGrammar` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | enum Comment {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 19 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Comment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | enum Keyword {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] 24 |     ByOriginal(token::Keyword),
[INFO] [stdout] 25 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Keyword` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `ByOriginal` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | enum Type {
[INFO] [stdout]    |      ---- variant in this enum
[INFO] [stdout] 30 |     ByOriginal(token::Type),
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 40 | enum Literal {
[INFO] [stdout]    |      ------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 43 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Any` is never constructed
[INFO] [stdout]   --> src/token_grammar.rs:51:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | enum Symbol {
[INFO] [stdout]    |      ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 51 |     Any
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `any_comment`, `any_keyword`, `from_type`, `any_literal`, and `any_symbol` are never used
[INFO] [stdout]    --> src/token_grammar.rs:129:18
[INFO] [stdout]     |
[INFO] [stdout]  54 | impl TokenGrammar {
[INFO] [stdout]     | ----------------- associated functions in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 129 |     pub const fn any_comment() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 137 |     pub const fn any_keyword() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     pub const fn from_type(o: token::Type) -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 161 |     pub const fn any_literal() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 177 |     pub const fn any_symbol() -> Self {
[INFO] [stdout]     |                  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `ln` and `col` are never used
[INFO] [stdout]   --> src/tokenizer.rs:42:14
[INFO] [stdout]    |
[INFO] [stdout] 25 | impl CharPositionCounter {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 42 |     const fn ln(&self) -> usize {
[INFO] [stdout]    |              ^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     const fn col(&self) -> usize {
[INFO] [stdout]    |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `outfile` and `opt_level` are never read
[INFO] [stdout]   --> src/cli.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout]  6 | pub struct Opt {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 11 |     outfile: Option<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 14 |     opt_level: Option<OptLevel>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `opt_level` is never used
[INFO] [stdout]   --> src/cli.rs:22:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl Opt {
[INFO] [stdout]    | -------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 22 |     pub fn opt_level(&self) -> OptLevel {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/grammar.rs:119:20
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier {
[INFO] [stdout]     |                    ^^^^^     ------------------
[INFO] [stdout]     |                    |         ||
[INFO] [stdout]     |                    |         |the same lifetime is hidden here
[INFO] [stdout]     |                    |         the same lifetime is elided here
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 119 |     pub fn current(&self) -> &GrammarQuantifier<'_> {
[INFO] [stdout]     |                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/tokenizer.rs:58:23
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token>, Box<dyn Error>> {
[INFO] [stdout]    |                       ^^^^                ------------ the same lifetime is hidden here
[INFO] [stdout]    |                       |
[INFO] [stdout]    |                       the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token<'_>>, Box<dyn Error>> {
[INFO] [stdout]    |                                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.21s
[INFO] running `Command { std: "docker" "inspect" "b64ee08649ca78082475e46d2c1664fc6fa8f87bb0d28f5d7f73b4f3109a16e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b64ee08649ca78082475e46d2c1664fc6fa8f87bb0d28f5d7f73b4f3109a16e2", kill_on_drop: false }`
[INFO] [stdout] b64ee08649ca78082475e46d2c1664fc6fa8f87bb0d28f5d7f73b4f3109a16e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd2cebeb30479ba1d41e2dd4890367db60fa62444d344c5f481740b503d28ca1
[INFO] running `Command { std: "docker" "start" "-a" "cd2cebeb30479ba1d41e2dd4890367db60fa62444d344c5f481740b503d28ca1", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression.
[INFO] [stderr] `license-file` should be used if the package uses a non-standard license.
[INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information.
[INFO] [stderr] warning: unused variable: `range`
[INFO] [stderr]    --> src/token.rs:163:31
[INFO] [stderr]     |
[INFO] [stderr] 163 |         let RawToken { value, range } = value;
[INFO] [stderr]     |                               ^^^^^ help: try ignoring the field: `range: _`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ast`
[INFO] [stderr]   --> src/main.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |     let ast = parser::parse_syntax(&tokens)?;
[INFO] [stderr]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Comment` is more private than the item `TokenGrammar::Comment::0`
[INFO] [stderr]   --> src/token_grammar.rs:9:13
[INFO] [stderr]    |
[INFO] [stderr]  9 |     Comment(Comment),
[INFO] [stderr]    |             ^^^^^^^ field `TokenGrammar::Comment::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Comment` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | enum Comment {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    = note: `#[warn(private_interfaces)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Keyword` is more private than the item `TokenGrammar::Keyword::0`
[INFO] [stderr]   --> src/token_grammar.rs:10:13
[INFO] [stderr]    |
[INFO] [stderr] 10 |     Keyword(Keyword),
[INFO] [stderr]    |             ^^^^^^^ field `TokenGrammar::Keyword::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Keyword` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | enum Keyword {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Type` is more private than the item `TokenGrammar::Type::0`
[INFO] [stderr]   --> src/token_grammar.rs:11:10
[INFO] [stderr]    |
[INFO] [stderr] 11 |     Type(Type),
[INFO] [stderr]    |          ^^^^ field `TokenGrammar::Type::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Type` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:29:1
[INFO] [stderr]    |
[INFO] [stderr] 29 | enum Type {
[INFO] [stderr]    | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Identifier` is more private than the item `TokenGrammar::Identifier::0`
[INFO] [stderr]   --> src/token_grammar.rs:12:16
[INFO] [stderr]    |
[INFO] [stderr] 12 |     Identifier(Identifier),
[INFO] [stderr]    |                ^^^^^^^^^^ field `TokenGrammar::Identifier::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Identifier` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | enum Identifier {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Literal` is more private than the item `TokenGrammar::Literal::0`
[INFO] [stderr]   --> src/token_grammar.rs:13:13
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Literal(Literal),
[INFO] [stderr]    |             ^^^^^^^ field `TokenGrammar::Literal::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Literal` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:40:1
[INFO] [stderr]    |
[INFO] [stderr] 40 | enum Literal {
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: type `token_grammar::Symbol` is more private than the item `TokenGrammar::Symbol::0`
[INFO] [stderr]   --> src/token_grammar.rs:14:12
[INFO] [stderr]    |
[INFO] [stderr] 14 |     Symbol(Symbol)
[INFO] [stderr]    |            ^^^^^^ field `TokenGrammar::Symbol::0` is reachable at visibility `pub(crate)`
[INFO] [stderr]    |
[INFO] [stderr] note: but type `token_grammar::Symbol` is only usable at visibility `pub(self)`
[INFO] [stderr]   --> src/token_grammar.rs:47:1
[INFO] [stderr]    |
[INFO] [stderr] 47 | enum Symbol {
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `write_file` is never used
[INFO] [stderr]  --> src/io.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn write_file(path: &str, buf: &[u8]) -> std::io::Result<()> {
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: enum `GrammarError` is never used
[INFO] [stderr]   --> src/grammar.rs:25:10
[INFO] [stderr]    |
[INFO] [stderr] 25 | pub enum GrammarError {
[INFO] [stderr]    |          ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `GlobalDeclaration` is never constructed
[INFO] [stderr]    --> src/grammar.rs:307:12
[INFO] [stderr]     |
[INFO] [stderr] 307 | pub struct GlobalDeclaration {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `value` and `range` are never used
[INFO] [stderr]    --> src/token.rs:150:12
[INFO] [stderr]     |
[INFO] [stderr] 142 | impl<'a> RawToken<'a> {
[INFO] [stderr]     | --------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 150 |     pub fn value(&self) -> &str {
[INFO] [stderr]     |            ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 154 |     pub const fn range(&self) -> &Range<usize> {
[INFO] [stderr]     |                  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Comment` is never constructed
[INFO] [stderr]  --> src/token_grammar.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub enum TokenGrammar {
[INFO] [stderr]   |          ------------ variant in this enum
[INFO] [stderr] 9 |     Comment(Comment),
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `TokenGrammar` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Any` is never constructed
[INFO] [stderr]   --> src/token_grammar.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 18 | enum Comment {
[INFO] [stderr]    |      ------- variant in this enum
[INFO] [stderr] 19 |     Any
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Comment` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Any` is never constructed
[INFO] [stderr]   --> src/token_grammar.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | enum Keyword {
[INFO] [stderr]    |      ------- variant in this enum
[INFO] [stderr] 24 |     ByOriginal(token::Keyword),
[INFO] [stderr] 25 |     Any
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Keyword` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `ByOriginal` is never constructed
[INFO] [stderr]   --> src/token_grammar.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 29 | enum Type {
[INFO] [stderr]    |      ---- variant in this enum
[INFO] [stderr] 30 |     ByOriginal(token::Type),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Any` is never constructed
[INFO] [stderr]   --> src/token_grammar.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 40 | enum Literal {
[INFO] [stderr]    |      ------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 43 |     Any
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Literal` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Any` is never constructed
[INFO] [stderr]   --> src/token_grammar.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 47 | enum Symbol {
[INFO] [stderr]    |      ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 51 |     Any
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `any_comment`, `any_keyword`, `from_type`, `any_literal`, and `any_symbol` are never used
[INFO] [stderr]    --> src/token_grammar.rs:129:18
[INFO] [stderr]     |
[INFO] [stderr]  54 | impl TokenGrammar {
[INFO] [stderr]     | ----------------- associated functions in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 129 |     pub const fn any_comment() -> Self {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 137 |     pub const fn any_keyword() -> Self {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 141 |     pub const fn from_type(o: token::Type) -> Self {
[INFO] [stderr]     |                  ^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 161 |     pub const fn any_literal() -> Self {
[INFO] [stderr]     |                  ^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 177 |     pub const fn any_symbol() -> Self {
[INFO] [stderr]     |                  ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `ln` and `col` are never used
[INFO] [stderr]   --> src/tokenizer.rs:42:14
[INFO] [stderr]    |
[INFO] [stderr] 25 | impl CharPositionCounter {
[INFO] [stderr]    | ------------------------ methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 42 |     const fn ln(&self) -> usize {
[INFO] [stderr]    |              ^^
[INFO] [stderr] ...
[INFO] [stderr] 46 |     const fn col(&self) -> usize {
[INFO] [stderr]    |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `outfile` and `opt_level` are never read
[INFO] [stderr]   --> src/cli.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr]  6 | pub struct Opt {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 11 |     outfile: Option<String>,
[INFO] [stderr]    |     ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 14 |     opt_level: Option<OptLevel>,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: method `opt_level` is never used
[INFO] [stderr]   --> src/cli.rs:22:12
[INFO] [stderr]    |
[INFO] [stderr] 17 | impl Opt {
[INFO] [stderr]    | -------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 22 |     pub fn opt_level(&self) -> OptLevel {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/grammar.rs:119:20
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn current(&self) -> &GrammarQuantifier {
[INFO] [stderr]     |                    ^^^^^     ------------------
[INFO] [stderr]     |                    |         ||
[INFO] [stderr]     |                    |         |the same lifetime is hidden here
[INFO] [stderr]     |                    |         the same lifetime is elided here
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn current(&self) -> &GrammarQuantifier<'_> {
[INFO] [stderr]     |                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/tokenizer.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token>, Box<dyn Error>> {
[INFO] [stderr]    |                       ^^^^                ------------ the same lifetime is hidden here
[INFO] [stderr]    |                       |
[INFO] [stderr]    |                       the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 58 | pub fn tokenize(text: &str) -> Result<Vec<token::Token<'_>>, Box<dyn Error>> {
[INFO] [stderr]    |                                                       ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `c-webassembly` (bin "c-webassembly" test) generated 24 warnings
[INFO] [stderr] warning: `c-webassembly` (bin "c-webassembly") generated 24 warnings (24 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/c_webassembly-f77d17afb890c18f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::name ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::name stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::name' panicked at src/lib.rs:28:9:
[INFO] [stdout] not implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x721358b7cc92 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x721358b7cc92 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x721358b7cc92 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x721358b7cc92 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x721358bcda13 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x721358bcda13 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x721358b70843 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x721358b70843 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x721358b7cae2 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x721358b807a9 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x721358b805de - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x62eb5cbe0874 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x62eb5cbe0874 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x721358b812ee - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x721358b812ee - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x721358b80f86 - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:699:13
[INFO] [stdout]   16:     0x721358b7d199 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x721358b80c4d - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x721358bc8c30 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x721358bc8cbc - core::panicking::panic::h89a5f2df32b0508a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:145:5
[INFO] [stdout]   20:     0x62eb5cba736a - c_webassembly::tests::name::h3a15b069b2adaff9
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:28:9
[INFO] [stdout]   21:     0x62eb5cba7337 - c_webassembly::tests::name::{{closure}}::he8d31bff8f37b682
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:27:14
[INFO] [stdout]   22:     0x62eb5cba7136 - core::ops::function::FnOnce::call_once::h1dece0c3cb2f2429
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   23:     0x62eb5cbe60db - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   24:     0x62eb5cbe60db - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   25:     0x62eb5cbe5215 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   26:     0x62eb5cbe5215 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x62eb5cbe5215 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   28:     0x62eb5cbe5215 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   29:     0x62eb5cbe5215 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x62eb5cbe5215 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   31:     0x62eb5cbe5215 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   32:     0x62eb5cba8e14 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   33:     0x62eb5cba8e14 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   34:     0x62eb5cbac7ea - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   35:     0x62eb5cbac7ea - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x62eb5cbac7ea - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   37:     0x62eb5cbac7ea - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   38:     0x62eb5cbac7ea - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   39:     0x62eb5cbac7ea - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   40:     0x62eb5cbac7ea - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   41:     0x721358b85adf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   42:     0x721358b85adf - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   43:     0x7213588efaa4 - <unknown>
[INFO] [stdout]   44:     0x72135897ca34 - clone
[INFO] [stdout]   45:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::name
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "cd2cebeb30479ba1d41e2dd4890367db60fa62444d344c5f481740b503d28ca1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2cebeb30479ba1d41e2dd4890367db60fa62444d344c5f481740b503d28ca1", kill_on_drop: false }`
[INFO] [stdout] cd2cebeb30479ba1d41e2dd4890367db60fa62444d344c5f481740b503d28ca1
