[INFO] cloning repository https://github.com/luizlls/netrine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/luizlls/netrine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 065f2c0df0cf3d3f1a180695f8144d91f2cd34ac
[INFO] checking luizlls/netrine against 1.94.0 for beta-1.95-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fluizlls%2Fnetrine" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/luizlls/netrine
[INFO] finished tweaking git repo https://github.com/luizlls/netrine
[INFO] tweaked toml for git repo https://github.com/luizlls/netrine written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/luizlls/netrine on toolchain 1.94.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.94.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/luizlls/netrine 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" "+1.94.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.94.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: unused variable: `mir`
[INFO] [stdout]   --> compiler/src/compiler.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mir = self.mir()?;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_mir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> compiler/src/mir.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn local_ref(&mut self, node: &hir::Node, local: &hir::LocalRef) -> Result<InstructionId> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local`
[INFO] [stdout]    --> compiler/src/mir.rs:283:47
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn local_ref(&mut self, node: &hir::Node, local: &hir::LocalRef) -> Result<InstructionId> {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_local`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_by_key` and `get_by_id` are never used
[INFO] [stdout]    --> compiler/src/collections.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | / impl<K, I, V> IndexMap<K, I, V>
[INFO] [stdout] 115 | | where
[INFO] [stdout] 116 | |     K: Eq + Hash,
[INFO] [stdout] 117 | |     I: From<usize> + Into<usize> + Copy,
[INFO] [stdout]     | |________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 155 |       pub fn get_by_key(&self, key: K) -> Option<&V> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |       pub fn get_by_id(&self, index: I) -> Option<&V> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `kind`, `name`, and `span` are never read
[INFO] [stdout]    --> compiler/src/hir.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub struct Symbol {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 239 |     pub id: SymbolId,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 240 |     pub kind: SymbolKind,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 241 |     pub name: Name,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 242 |     pub span: Span,
[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: variant `Local` is never constructed
[INFO] [stdout]    --> compiler/src/hir.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub enum SymbolKind {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 248 |     Local,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SymbolKind` 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: method `symbol` is never used
[INFO] [stdout]    --> compiler/src/hir.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl Symbols {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 282 |     pub fn symbol(&self, id: SymbolId) -> Option<&Symbol> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> compiler/src/interner.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | impl Interner {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn get(&self, symbol: Name) -> Option<&str> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `value` is never used
[INFO] [stdout]    --> compiler/src/lexer.rs:298:8
[INFO] [stdout]     |
[INFO] [stdout]  15 | impl<'lexer> Lexer<'lexer> {
[INFO] [stdout]     | -------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 298 |     fn value(&self, span: Span) -> &str {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `prev` and `value` are never used
[INFO] [stdout]    --> compiler/src/lexer.rs:340:12
[INFO] [stdout]     |
[INFO] [stdout] 311 | impl<'tokens> Tokens<'tokens> {
[INFO] [stdout]     | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 340 |     pub fn prev(&self) -> Token {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 349 |     pub fn value(&self, token: Token) -> &str {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `globals` and `functions` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Module {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 10 |     globals: IndexMap<Name, GlobalId, Global>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     functions: IndexMap<Name, FunctionId, Function>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `type_id` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Instruction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 27 |     pub kind: InstructionKind,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub type_id: TypeId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` 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 function `new` is never used
[INFO] [stdout]   --> compiler/src/mir.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn new(kind: InstructionKind, type_id: TypeId) -> Instruction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     LoadGlobal(LoadGlobal),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 -     LoadGlobal(LoadGlobal),
[INFO] [stdout] 39 +     LoadGlobal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Binary(Binary),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Binary(Binary),
[INFO] [stdout] 40 +     Binary(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Unary(Unary),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     Unary(Unary),
[INFO] [stdout] 41 +     Unary(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Integer(Integer),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 42 -     Integer(Integer),
[INFO] [stdout] 42 +     Integer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Number(Number),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 43 -     Number(Number),
[INFO] [stdout] 43 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ToNumber(ToNumber),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 44 -     ToNumber(ToNumber),
[INFO] [stdout] 44 +     ToNumber(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `global` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct LoadGlobal {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 51 |     pub global: GlobalId,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LoadGlobal` 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: fields `operator` and `operand` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct Unary {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 67 |     pub operator: Operator,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 68 |     pub operand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unary` 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: fields `operator`, `loperand`, and `roperand` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct Binary {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 85 |     pub operator: Operator,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 86 |     pub loperand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 87 |     pub roperand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` 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: field `value` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct Integer {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 110 |     pub value: i64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Integer` 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: field `value` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct Number {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 124 |     pub value: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Number` 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: field `source` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct ToNumber {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 138 |     pub source: InstructionId,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ToNumber` 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: fields `function` and `type_id` are never read
[INFO] [stdout]    --> compiler/src/mir.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct Global {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 167 |     pub function: FunctionId,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 168 |     pub type_id: TypeId,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Global` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Local` is never constructed
[INFO] [stdout]    --> compiler/src/mir.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct Local {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `seq` and `many` are never used
[INFO] [stdout]    --> compiler/src/parser.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout]  12 | impl<'parser> Parser<'parser> {
[INFO] [stdout]     | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 226 |     fn seq<F, T>(&mut self, until: TokenKind, mut parse: F) -> Result<Vec<T>>
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |     fn many<F, T>(&mut self, until: TokenKind, mut parse: F) -> Result<Vec<T>>
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasmtime-internal-cache v38.0.3
[INFO] [stderr]     Checking wasmtime-internal-component-util v38.0.3
[INFO] [stderr]     Checking uuid v1.18.1
[INFO] [stderr]    Compiling wasmtime-internal-component-macro v38.0.3
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking gimli v0.32.3
[INFO] [stderr]    Compiling cc v1.2.44
[INFO] [stderr]     Checking wasmtime-internal-jit-icache-coherence v38.0.3
[INFO] [stderr]     Checking wasmtime-internal-slab v38.0.3
[INFO] [stderr]     Checking netrine v0.0.1 (/opt/rustwide/workdir/netrine)
[INFO] [stderr]     Checking wasm v0.0.1 (/opt/rustwide/workdir/wasm)
[INFO] [stderr]     Checking wast v240.0.0
[INFO] [stdout] warning: unused variable: `mir`
[INFO] [stdout]   --> compiler/src/compiler.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |         let mir = self.mir()?;
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_mir`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `node`
[INFO] [stdout]    --> compiler/src/mir.rs:283:29
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn local_ref(&mut self, node: &hir::Node, local: &hir::LocalRef) -> Result<InstructionId> {
[INFO] [stdout]     |                             ^^^^ help: if this is intentional, prefix it with an underscore: `_node`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `local`
[INFO] [stdout]    --> compiler/src/mir.rs:283:47
[INFO] [stdout]     |
[INFO] [stdout] 283 |     fn local_ref(&mut self, node: &hir::Node, local: &hir::LocalRef) -> Result<InstructionId> {
[INFO] [stdout]     |                                               ^^^^^ help: if this is intentional, prefix it with an underscore: `_local`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_by_key` and `get_by_id` are never used
[INFO] [stdout]    --> compiler/src/collections.rs:155:12
[INFO] [stdout]     |
[INFO] [stdout] 114 | / impl<K, I, V> IndexMap<K, I, V>
[INFO] [stdout] 115 | | where
[INFO] [stdout] 116 | |     K: Eq + Hash,
[INFO] [stdout] 117 | |     I: From<usize> + Into<usize> + Copy,
[INFO] [stdout]     | |________________________________________- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 155 |       pub fn get_by_key(&self, key: K) -> Option<&V> {
[INFO] [stdout]     |              ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 159 |       pub fn get_by_id(&self, index: I) -> Option<&V> {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `kind`, `name`, and `span` are never read
[INFO] [stdout]    --> compiler/src/hir.rs:239:9
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub struct Symbol {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 239 |     pub id: SymbolId,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 240 |     pub kind: SymbolKind,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 241 |     pub name: Name,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 242 |     pub span: Span,
[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: variant `Local` is never constructed
[INFO] [stdout]    --> compiler/src/hir.rs:248:5
[INFO] [stdout]     |
[INFO] [stdout] 247 | pub enum SymbolKind {
[INFO] [stdout]     |          ---------- variant in this enum
[INFO] [stdout] 248 |     Local,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SymbolKind` 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: method `symbol` is never used
[INFO] [stdout]    --> compiler/src/hir.rs:282:12
[INFO] [stdout]     |
[INFO] [stdout] 257 | impl Symbols {
[INFO] [stdout]     | ------------ method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 282 |     pub fn symbol(&self, id: SymbolId) -> Option<&Symbol> {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `globals` and `functions` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Module {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 10 |     globals: IndexMap<Name, GlobalId, Global>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     functions: IndexMap<Name, FunctionId, Function>,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Module` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `kind` and `type_id` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 26 | pub struct Instruction {
[INFO] [stdout]    |            ----------- fields in this struct
[INFO] [stdout] 27 |     pub kind: InstructionKind,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 28 |     pub type_id: TypeId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` 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 function `new` is never used
[INFO] [stdout]   --> compiler/src/mir.rs:32:12
[INFO] [stdout]    |
[INFO] [stdout] 31 | impl Instruction {
[INFO] [stdout]    | ---------------- associated function in this implementation
[INFO] [stdout] 32 |     pub fn new(kind: InstructionKind, type_id: TypeId) -> Instruction {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     LoadGlobal(LoadGlobal),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 39 -     LoadGlobal(LoadGlobal),
[INFO] [stdout] 39 +     LoadGlobal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     Binary(Binary),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 40 -     Binary(Binary),
[INFO] [stdout] 40 +     Binary(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:41:11
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Unary(Unary),
[INFO] [stdout]    |     ----- ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     Unary(Unary),
[INFO] [stdout] 41 +     Unary(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |     Integer(Integer),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 42 -     Integer(Integer),
[INFO] [stdout] 42 +     Integer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Number(Number),
[INFO] [stdout]    |     ------ ^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 43 -     Number(Number),
[INFO] [stdout] 43 +     Number(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |     ToNumber(ToNumber),
[INFO] [stdout]    |     -------- ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `InstructionKind` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 44 -     ToNumber(ToNumber),
[INFO] [stdout] 44 +     ToNumber(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `global` is never read
[INFO] [stdout]   --> compiler/src/mir.rs:51:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct LoadGlobal {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 51 |     pub global: GlobalId,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LoadGlobal` 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: fields `operator` and `operand` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct Unary {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 67 |     pub operator: Operator,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 68 |     pub operand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Unary` 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: fields `operator`, `loperand`, and `roperand` are never read
[INFO] [stdout]   --> compiler/src/mir.rs:85:9
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub struct Binary {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 85 |     pub operator: Operator,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 86 |     pub loperand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 87 |     pub roperand: InstructionId,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Binary` 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: field `value` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct Integer {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 110 |     pub value: i64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Integer` 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: field `value` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:124:9
[INFO] [stdout]     |
[INFO] [stdout] 123 | pub struct Number {
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] 124 |     pub value: f64,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Number` 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: field `source` is never read
[INFO] [stdout]    --> compiler/src/mir.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 137 | pub struct ToNumber {
[INFO] [stdout]     |            -------- field in this struct
[INFO] [stdout] 138 |     pub source: InstructionId,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ToNumber` 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: fields `function` and `type_id` are never read
[INFO] [stdout]    --> compiler/src/mir.rs:167:9
[INFO] [stdout]     |
[INFO] [stdout] 166 | pub struct Global {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 167 |     pub function: FunctionId,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 168 |     pub type_id: TypeId,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Global` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Local` is never constructed
[INFO] [stdout]    --> compiler/src/mir.rs:174:12
[INFO] [stdout]     |
[INFO] [stdout] 174 | pub struct Local {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `seq` and `many` are never used
[INFO] [stdout]    --> compiler/src/parser.rs:226:8
[INFO] [stdout]     |
[INFO] [stdout]  12 | impl<'parser> Parser<'parser> {
[INFO] [stdout]     | ----------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 226 |     fn seq<F, T>(&mut self, until: TokenKind, mut parse: F) -> Result<Vec<T>>
[INFO] [stdout]     |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 247 |     fn many<F, T>(&mut self, until: TokenKind, mut parse: F) -> Result<Vec<T>>
[INFO] [stdout]     |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cranelift-assembler-x64 v0.125.3
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ittapi-sys v0.4.0
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.94.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.108/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=b9ac19018b3d49e1 -C extra-filename=-77f77cb49364b19c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-127d0d0dbf871eb8.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a43c99a102049a2d.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-cec3d5004ae78609.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "daa553beae9e26d387984de71cb866550ad4aa01febd4df0cde34e55aec103fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daa553beae9e26d387984de71cb866550ad4aa01febd4df0cde34e55aec103fe", kill_on_drop: false }`
[INFO] [stdout] daa553beae9e26d387984de71cb866550ad4aa01febd4df0cde34e55aec103fe
