[INFO] updating cached repository https://github.com/LouisJackman/sylan
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/LouisJackman/sylan
[INFO] [stderr]    e5a6bbd..a04c610  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a04c61087a7fe04d6ca34f5f81b079aaada4b3ed
[INFO] checking LouisJackman/sylan against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLouisJackman%2Fsylan" "/workspace/builds/worker-8/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LouisJackman/sylan on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/LouisJackman/sylan
[INFO] finished tweaking git repo https://github.com/LouisJackman/sylan
[INFO] tweaked toml for git repo https://github.com/LouisJackman/sylan written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/LouisJackman/sylan already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bd0448c19a3a3f977cb80d797ba74681be2a86fbe98b7da0a191eeeff34959fb
[INFO] running `"docker" "start" "-a" "bd0448c19a3a3f977cb80d797ba74681be2a86fbe98b7da0a191eeeff34959fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking sylan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/parsing.rs:1114:9
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         let return_type = todo!();
[INFO] [stderr]      |                           ------- any code following this expression is unreachable
[INFO] [stderr] 1113 | 
[INFO] [stderr] 1114 |         let block = self.parse_block()?;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]     --> src/parsing.rs:1128:26
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             is_extern: todo!(),
[INFO] [stderr]      |                        ------- any code following this expression is unreachable
[INFO] [stderr] 1128 |             is_operator: modifiers.contains(&Modifier::Operator),
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/parsing.rs:1233:9
[INFO] [stderr]      |
[INFO] [stderr] 1231 |         let is_extern = todo!();
[INFO] [stderr]      |                         ------- any code following this expression is unreachable
[INFO] [stderr] 1232 | 
[INFO] [stderr] 1233 |         let value = self.parse_expression()?;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/parsing.rs:1114:9
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         let return_type = todo!();
[INFO] [stderr]      |                           ------- any code following this expression is unreachable
[INFO] [stderr] 1113 | 
[INFO] [stderr] 1114 |         let block = self.parse_block()?;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]     --> src/parsing.rs:1128:26
[INFO] [stderr]      |
[INFO] [stderr] 1127 |             is_extern: todo!(),
[INFO] [stderr]      |                        ------- any code following this expression is unreachable
[INFO] [stderr] 1128 |             is_operator: modifiers.contains(&Modifier::Operator),
[INFO] [stderr]      |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable statement
[INFO] [stderr]     --> src/parsing.rs:1233:9
[INFO] [stderr]      |
[INFO] [stderr] 1231 |         let is_extern = todo!();
[INFO] [stderr]      |                         ------- any code following this expression is unreachable
[INFO] [stderr] 1232 | 
[INFO] [stderr] 1233 |         let value = self.parse_expression()?;
[INFO] [stderr]      |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]     --> src/parsing.rs:1095:13
[INFO] [stderr]      |
[INFO] [stderr] 1095 |         let modifiers = self.parse_modifiers(&self.modifier_sets.function.clone())?;
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_modifiers`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]     --> src/parsing.rs:1096:13
[INFO] [stderr]      |
[INFO] [stderr] 1096 |         let name = self.parse_identifier()?;
[INFO] [stderr]      |             ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `type_parameters`
[INFO] [stderr]     --> src/parsing.rs:1098:13
[INFO] [stderr]      |
[INFO] [stderr] 1098 |         let type_parameters = if self.next_is(&Token::Grouping(Grouping::OpenSquareBracket)) {
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_type_parameters`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_parameters`
[INFO] [stderr]     --> src/parsing.rs:1104:13
[INFO] [stderr]      |
[INFO] [stderr] 1104 |         let value_parameters = self.parse_fun_value_parameter_list()?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_value_parameters`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `return_type`
[INFO] [stderr]     --> src/parsing.rs:1112:13
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         let return_type = todo!();
[INFO] [stderr]      |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_return_type`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]     --> src/parsing.rs:1114:13
[INFO] [stderr]      |
[INFO] [stderr] 1114 |         let block = self.parse_block()?;
[INFO] [stderr]      |             ^^^^^ help: consider prefixing with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]     --> src/parsing.rs:1125:13
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         let modifiers = FunModifiers {
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_modifiers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `declaration_modifiers`
[INFO] [stderr]     --> src/parsing.rs:1190:13
[INFO] [stderr]      |
[INFO] [stderr] 1190 |         let declaration_modifiers = self.parse_modifiers(&self.modifier_sets.binding.clone())?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_declaration_modifiers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `accessibility`
[INFO] [stderr]     --> src/parsing.rs:1213:13
[INFO] [stderr]      |
[INFO] [stderr] 1213 |         let accessibility = self
[INFO] [stderr]      |             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_accessibility`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]     --> src/parsing.rs:1222:13
[INFO] [stderr]      |
[INFO] [stderr] 1222 |         let pattern = self.parse_pattern()?;
[INFO] [stderr]      |             ^^^^^^^ help: consider prefixing with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `explicit_type_annotation`
[INFO] [stderr]     --> src/parsing.rs:1224:13
[INFO] [stderr]      |
[INFO] [stderr] 1224 |         let explicit_type_annotation = if self.next_is(&Token::Binding(Binding::Assign)) {
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_explicit_type_annotation`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_extern`
[INFO] [stderr]     --> src/parsing.rs:1231:13
[INFO] [stderr]      |
[INFO] [stderr] 1231 |         let is_extern = todo!();
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_is_extern`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unexpected`
[INFO] [stderr]   --> src/lexing/lexer.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Unexpected(char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unexpected`
[INFO] [stderr]    --> src/lexing/lexer.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn unexpected<T>(&self, unexpected: char) -> Result<T, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Item`
[INFO] [stderr]   --> src/parsing/nodes.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     Item(Item),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/parsing/nodes.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Expression(Expression),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]    --> src/parsing/nodes.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Var(Binding),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Using`
[INFO] [stderr]    --> src/parsing/nodes.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     Using(Using),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NonDestructiveUpdate`
[INFO] [stderr]    --> src/parsing/nodes.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     NonDestructiveUpdate(ExpressionCall),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `IfVar`
[INFO] [stderr]    --> src/parsing/nodes.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     IfVar(IfVar),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `While`
[INFO] [stderr]    --> src/parsing/nodes.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 |     While(While),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WhileVar`
[INFO] [stderr]    --> src/parsing/nodes.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     WhileVar(WhileVar),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Binding`
[INFO] [stderr]    --> src/parsing/nodes.rs:267:5
[INFO] [stderr]     |
[INFO] [stderr] 267 |     Binding(Binding),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Type`
[INFO] [stderr]    --> src/parsing/nodes.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     Type(Type),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Package`
[INFO] [stderr]    --> src/parsing/nodes.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     Package(Package),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]     --> src/parsing.rs:1095:13
[INFO] [stderr]      |
[INFO] [stderr] 1095 |         let modifiers = self.parse_modifiers(&self.modifier_sets.function.clone())?;
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_modifiers`
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Enum`
[INFO] [stderr]    --> src/parsing/nodes.rs:332:5
[INFO] [stderr]     |
[INFO] [stderr] 332 |     Enum(Enum),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Interface`
[INFO] [stderr]    --> src/parsing/nodes.rs:333:5
[INFO] [stderr]     |
[INFO] [stderr] 333 |     Interface(Interface),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parsing/nodes.rs:351:5
[INFO] [stderr]     |
[INFO] [stderr] 351 |     pub fn new(symbol: Symbol) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]     --> src/parsing.rs:1096:13
[INFO] [stderr]      |
[INFO] [stderr] 1096 |         let name = self.parse_identifier()?;
[INFO] [stderr]      |             ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Abstract`
[INFO] [stderr]    --> src/parsing/nodes.rs:401:5
[INFO] [stderr]     |
[INFO] [stderr] 401 |     Abstract(AbstractMethod),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Concrete`
[INFO] [stderr]    --> src/parsing/nodes.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 |     Concrete(ConcreteMethod),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `type_parameters`
[INFO] [stderr]     --> src/parsing.rs:1098:13
[INFO] [stderr]      |
[INFO] [stderr] 1098 |         let type_parameters = if self.next_is(&Token::Grouping(Grouping::OpenSquareBracket)) {
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_type_parameters`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bare`
[INFO] [stderr]    --> src/parsing/nodes.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     Bare(Symbol),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Call`
[INFO] [stderr]    --> src/parsing/nodes.rs:470:5
[INFO] [stderr]     |
[INFO] [stderr] 470 |     Call(Call),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InferredEnumVariant`
[INFO] [stderr]    --> src/parsing/nodes.rs:570:5
[INFO] [stderr]     |
[INFO] [stderr] 570 |     InferredEnumVariant(Identifier),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `value_parameters`
[INFO] [stderr]     --> src/parsing.rs:1104:13
[INFO] [stderr]      |
[INFO] [stderr] 1104 |         let value_parameters = self.parse_fun_value_parameter_list()?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_value_parameters`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lexer`
[INFO] [stderr]   --> src/parsing.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     Lexer(lexer::Error),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_void`
[INFO] [stderr]    --> src/parsing.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn new_void() -> TypeReference {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_and_read`
[INFO] [stderr]    --> src/parsing.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn expect_and_read(&mut self, expected: Token) -> Result<Token> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `return_type`
[INFO] [stderr]     --> src/parsing.rs:1112:13
[INFO] [stderr]      |
[INFO] [stderr] 1112 |         let return_type = todo!();
[INFO] [stderr]      |             ^^^^^^^^^^^ help: consider prefixing with an underscore: `_return_type`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_interface_body`
[INFO] [stderr]    --> src/parsing.rs:919:5
[INFO] [stderr]     |
[INFO] [stderr] 919 |     fn parse_interface_body(&mut self) -> Result<Vec<Method>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `block`
[INFO] [stderr]     --> src/parsing.rs:1114:13
[INFO] [stderr]      |
[INFO] [stderr] 1114 |         let block = self.parse_block()?;
[INFO] [stderr]      |             ^^^^^ help: consider prefixing with an underscore: `_block`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_lambda_result_type_annotation`
[INFO] [stderr]     --> src/parsing.rs:1068:5
[INFO] [stderr]      |
[INFO] [stderr] 1068 |     fn parse_lambda_result_type_annotation(&mut self) -> Result<Option<TypeReference>> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_field`
[INFO] [stderr]     --> src/parsing.rs:1210:5
[INFO] [stderr]      |
[INFO] [stderr] 1210 |     fn parse_field(&mut self) -> Result<nodes::Field> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `at_start`
[INFO] [stderr]   --> src/source/in_memory.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn at_start(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `character_position`
[INFO] [stderr]   --> src/source.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn character_position(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `modifiers`
[INFO] [stderr]     --> src/parsing.rs:1125:13
[INFO] [stderr]      |
[INFO] [stderr] 1125 |         let modifiers = FunModifiers {
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_modifiers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `declaration_modifiers`
[INFO] [stderr]     --> src/parsing.rs:1190:13
[INFO] [stderr]      |
[INFO] [stderr] 1190 |         let declaration_modifiers = self.parse_modifiers(&self.modifier_sets.binding.clone())?;
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_declaration_modifiers`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `accessibility`
[INFO] [stderr]     --> src/parsing.rs:1213:13
[INFO] [stderr]      |
[INFO] [stderr] 1213 |         let accessibility = self
[INFO] [stderr]      |             ^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_accessibility`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pattern`
[INFO] [stderr]     --> src/parsing.rs:1222:13
[INFO] [stderr]      |
[INFO] [stderr] 1222 |         let pattern = self.parse_pattern()?;
[INFO] [stderr]      |             ^^^^^^^ help: consider prefixing with an underscore: `_pattern`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `explicit_type_annotation`
[INFO] [stderr]     --> src/parsing.rs:1224:13
[INFO] [stderr]      |
[INFO] [stderr] 1224 |         let explicit_type_annotation = if self.next_is(&Token::Binding(Binding::Assign)) {
[INFO] [stderr]      |             ^^^^^^^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_explicit_type_annotation`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_extern`
[INFO] [stderr]     --> src/parsing.rs:1231:13
[INFO] [stderr]      |
[INFO] [stderr] 1231 |         let is_extern = todo!();
[INFO] [stderr]      |             ^^^^^^^^^ help: consider prefixing with an underscore: `_is_extern`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Unexpected`
[INFO] [stderr]   --> src/lexing/lexer.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     Unexpected(char),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `unexpected`
[INFO] [stderr]    --> src/lexing/lexer.rs:157:5
[INFO] [stderr]     |
[INFO] [stderr] 157 |     fn unexpected<T>(&self, unexpected: char) -> Result<T, Error> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Item`
[INFO] [stderr]   --> src/parsing/nodes.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     Item(Item),
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Expression`
[INFO] [stderr]   --> src/parsing/nodes.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Expression(Expression),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Var`
[INFO] [stderr]    --> src/parsing/nodes.rs:115:5
[INFO] [stderr]     |
[INFO] [stderr] 115 |     Var(Binding),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Using`
[INFO] [stderr]    --> src/parsing/nodes.rs:129:5
[INFO] [stderr]     |
[INFO] [stderr] 129 |     Using(Using),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NonDestructiveUpdate`
[INFO] [stderr]    --> src/parsing/nodes.rs:131:5
[INFO] [stderr]     |
[INFO] [stderr] 131 |     NonDestructiveUpdate(ExpressionCall),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `IfVar`
[INFO] [stderr]    --> src/parsing/nodes.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     IfVar(IfVar),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `While`
[INFO] [stderr]    --> src/parsing/nodes.rs:167:5
[INFO] [stderr]     |
[INFO] [stderr] 167 |     While(While),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `WhileVar`
[INFO] [stderr]    --> src/parsing/nodes.rs:168:5
[INFO] [stderr]     |
[INFO] [stderr] 168 |     WhileVar(WhileVar),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Binding`
[INFO] [stderr]    --> src/parsing/nodes.rs:267:5
[INFO] [stderr]     |
[INFO] [stderr] 267 |     Binding(Binding),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Type`
[INFO] [stderr]    --> src/parsing/nodes.rs:268:5
[INFO] [stderr]     |
[INFO] [stderr] 268 |     Type(Type),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Package`
[INFO] [stderr]    --> src/parsing/nodes.rs:269:5
[INFO] [stderr]     |
[INFO] [stderr] 269 |     Package(Package),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Enum`
[INFO] [stderr]    --> src/parsing/nodes.rs:332:5
[INFO] [stderr]     |
[INFO] [stderr] 332 |     Enum(Enum),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Interface`
[INFO] [stderr]    --> src/parsing/nodes.rs:333:5
[INFO] [stderr]     |
[INFO] [stderr] 333 |     Interface(Interface),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]    --> src/parsing/nodes.rs:351:5
[INFO] [stderr]     |
[INFO] [stderr] 351 |     pub fn new(symbol: Symbol) -> Self {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Abstract`
[INFO] [stderr]    --> src/parsing/nodes.rs:401:5
[INFO] [stderr]     |
[INFO] [stderr] 401 |     Abstract(AbstractMethod),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Concrete`
[INFO] [stderr]    --> src/parsing/nodes.rs:402:5
[INFO] [stderr]     |
[INFO] [stderr] 402 |     Concrete(ConcreteMethod),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Bare`
[INFO] [stderr]    --> src/parsing/nodes.rs:469:5
[INFO] [stderr]     |
[INFO] [stderr] 469 |     Bare(Symbol),
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Call`
[INFO] [stderr]    --> src/parsing/nodes.rs:470:5
[INFO] [stderr]     |
[INFO] [stderr] 470 |     Call(Call),
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `InferredEnumVariant`
[INFO] [stderr]    --> src/parsing/nodes.rs:570:5
[INFO] [stderr]     |
[INFO] [stderr] 570 |     InferredEnumVariant(Identifier),
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Lexer`
[INFO] [stderr]   --> src/parsing.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     Lexer(lexer::Error),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `new_void`
[INFO] [stderr]    --> src/parsing.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn new_void() -> TypeReference {
[INFO] [stderr]     |    ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `expect_and_read`
[INFO] [stderr]    --> src/parsing.rs:164:5
[INFO] [stderr]     |
[INFO] [stderr] 164 |     fn expect_and_read(&mut self, expected: Token) -> Result<Token> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_interface_body`
[INFO] [stderr]    --> src/parsing.rs:919:5
[INFO] [stderr]     |
[INFO] [stderr] 919 |     fn parse_interface_body(&mut self) -> Result<Vec<Method>> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_lambda_result_type_annotation`
[INFO] [stderr]     --> src/parsing.rs:1068:5
[INFO] [stderr]      |
[INFO] [stderr] 1068 |     fn parse_lambda_result_type_annotation(&mut self) -> Result<Option<TypeReference>> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_field`
[INFO] [stderr]     --> src/parsing.rs:1210:5
[INFO] [stderr]      |
[INFO] [stderr] 1210 |     fn parse_field(&mut self) -> Result<nodes::Field> {
[INFO] [stderr]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `at_start`
[INFO] [stderr]   --> src/source/in_memory.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     pub fn at_start(&self) -> bool {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `"docker" "inspect" "bd0448c19a3a3f977cb80d797ba74681be2a86fbe98b7da0a191eeeff34959fb"`
[INFO] running `"docker" "rm" "-f" "bd0448c19a3a3f977cb80d797ba74681be2a86fbe98b7da0a191eeeff34959fb"`
[INFO] [stdout] bd0448c19a3a3f977cb80d797ba74681be2a86fbe98b7da0a191eeeff34959fb