[INFO] fetching crate fdl 0.1.0...
[INFO] checking fdl-0.1.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate fdl 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate fdl 0.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fdl 0.1.0
[INFO] finished tweaking crates.io crate fdl 0.1.0
[INFO] tweaked toml for crates.io crate fdl 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "a8012529efb66ad54b224b20c62947272422a8a6e8d8a7ffaec1ce1923780a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8012529efb66ad54b224b20c62947272422a8a6e8d8a7ffaec1ce1923780a5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8012529efb66ad54b224b20c62947272422a8a6e8d8a7ffaec1ce1923780a5a", kill_on_drop: false }`
[INFO] [stdout] a8012529efb66ad54b224b20c62947272422a8a6e8d8a7ffaec1ce1923780a5a
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[INFO] [stdout] 4726af39693b2e00d1eea7a974fbb1b139599259fa3af3b251ea9ef1d001ae1f
[INFO] running `Command { std: "docker" "start" "-a" "4726af39693b2e00d1eea7a974fbb1b139599259fa3af3b251ea9ef1d001ae1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustix v0.38.31
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[INFO] [stderr]    Compiling smallvec v1.13.1
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[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling lock_api v0.4.11
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[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking lalrpop-util v0.20.0
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]    Compiling lalrpop v0.20.0
[INFO] [stderr]    Compiling fdl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/spans.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/spans.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::spans::SpanManager`
[INFO] [stdout]   --> src/parser/mod.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use crate::parser::spans::SpanManager;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/parser/spans.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/parser/spans.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/parser/mod.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |         ParseError::User { error: msg } => unreachable!(),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/parser/mod.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let ast = parser.parse("temp", script).unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Runtime` is never constructed
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum FdlError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Runtime(),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitXor` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     BitXor,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Op` 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: variants `Var` and `Record` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum LetPattern {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 46 |     Var(String),                                     // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 47 |     Record(Vec<(Spanned<String>, Box<LetPattern>)>), // TODO
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LetPattern` 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: variants `Case` and `Wildcard` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum MatchPattern {
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 52 |     Case(String, String), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 53 |     Wildcard(String),     // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MatchPattern` 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: variants `Case` and `Match` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     Case(Spanned<String>, Box<Expr>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Match(Box<Expr>, Vec<(Spanned<MatchPattern>, Box<Expr>)>, Span), // TODO
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` 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 `ReadWrite` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub enum Readability {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 75 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Readability` 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: multiple variants are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub enum TypeExpr {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 82 |     Case(
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     Func(Spanned<(Box<TypeExpr>, Box<TypeExpr>)>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     Ident(Spanned<String>),                        // TODO
[INFO] [stdout] 89 |     Nullable(Box<TypeExpr>, Span),                 // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 90 |     Record(
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     Ref(Box<TypeExpr>, Spanned<Readability>),      // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 96 |     TypeVar(Spanned<String>),                      // TODO
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 97 |     Alias(Box<TypeExpr>, Spanned<String>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeExpr` 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 `print` is never used
[INFO] [stdout]   --> src/parser/spans.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SpanManager {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn print(&self, span: Span) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairs` is never read
[INFO] [stdout]    --> src/parser/spans.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct SpannedError {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 110 |     pairs: Vec<(String, Span)>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpannedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new2` and `print` are never used
[INFO] [stdout]    --> src/parser/spans.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl SpannedError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn new2(s1: impl Into<String>, s2: Span, s3: impl Into<String>, s4: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn print(&self, sm: &SpanManager) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/parser/mod.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |         ParseError::User { error: msg } => unreachable!(),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Runtime` is never constructed
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum FdlError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Runtime(),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_parse_error` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn convert_parse_error<T: Display>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/parser/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Parser {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `parse` are never used
[INFO] [stdout]   --> src/parser/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Parser {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 49 |     pub fn new() -> Parser {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn parse(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitXor` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     BitXor,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Op` 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: variants `Var` and `Record` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum LetPattern {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 46 |     Var(String),                                     // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 47 |     Record(Vec<(Spanned<String>, Box<LetPattern>)>), // TODO
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LetPattern` 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: variants `Case` and `Wildcard` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum MatchPattern {
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 52 |     Case(String, String), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 53 |     Wildcard(String),     // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MatchPattern` 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: variants `Case` and `Match` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     Case(Spanned<String>, Box<Expr>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Match(Box<Expr>, Vec<(Spanned<MatchPattern>, Box<Expr>)>, Span), // TODO
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` 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 `ReadWrite` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub enum Readability {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 75 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Readability` 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: multiple variants are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub enum TypeExpr {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 82 |     Case(
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     Func(Spanned<(Box<TypeExpr>, Box<TypeExpr>)>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     Ident(Spanned<String>),                        // TODO
[INFO] [stdout] 89 |     Nullable(Box<TypeExpr>, Span),                 // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 90 |     Record(
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     Ref(Box<TypeExpr>, Spanned<Readability>),      // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 96 |     TypeVar(Spanned<String>),                      // TODO
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 97 |     Alias(Box<TypeExpr>, Spanned<String>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeExpr` 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 `sources` is never read
[INFO] [stdout]   --> src/parser/spans.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SpanManager {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 13 |     sources: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_source` and `print` are never used
[INFO] [stdout]   --> src/parser/spans.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SpanManager {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 18 |     pub fn add_source(&mut self, source: String) -> SpanMaker {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn print(&self, span: Span) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairs` is never read
[INFO] [stdout]    --> src/parser/spans.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct SpannedError {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 110 |     pairs: Vec<(String, Span)>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpannedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new1`, `new2`, and `print` are never used
[INFO] [stdout]    --> src/parser/spans.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl SpannedError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 114 |     pub fn new1(s1: impl Into<String>, s2: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn new2(s1: impl Into<String>, s2: Span, s3: impl Into<String>, s4: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn print(&self, sm: &SpanManager) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:2919:16
[INFO] [stdout]      |
[INFO] [stdout] 2918 |     impl ChunkParser {
[INFO] [stdout]      |     ---------------- associated function in this implementation
[INFO] [stdout] 2919 |         pub fn new() -> ChunkParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_builder` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:8654:12
[INFO] [stdout]      |
[INFO] [stdout] 8654 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.25s
[INFO] running `Command { std: "docker" "inspect" "4726af39693b2e00d1eea7a974fbb1b139599259fa3af3b251ea9ef1d001ae1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4726af39693b2e00d1eea7a974fbb1b139599259fa3af3b251ea9ef1d001ae1f", kill_on_drop: false }`
[INFO] [stdout] 4726af39693b2e00d1eea7a974fbb1b139599259fa3af3b251ea9ef1d001ae1f
[INFO] checking fdl-0.1.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate fdl 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate fdl 0.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fdl 0.1.0
[INFO] finished tweaking crates.io crate fdl 0.1.0
[INFO] tweaked toml for crates.io crate fdl 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9865d355a6ac63746442ab6d667651403e19c1a6c19fe9f55ff6115184d33e73
[INFO] running `Command { std: "docker" "start" "-a" "9865d355a6ac63746442ab6d667651403e19c1a6c19fe9f55ff6115184d33e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9865d355a6ac63746442ab6d667651403e19c1a6c19fe9f55ff6115184d33e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9865d355a6ac63746442ab6d667651403e19c1a6c19fe9f55ff6115184d33e73", kill_on_drop: false }`
[INFO] [stdout] 9865d355a6ac63746442ab6d667651403e19c1a6c19fe9f55ff6115184d33e73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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=forbid -Dunexpected_cfgs" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] 77fe9e603da7a8f287334389e5de7775e0934a65375c7ba233fdbbc68f2ef9a3
[INFO] running `Command { std: "docker" "start" "-a" "77fe9e603da7a8f287334389e5de7775e0934a65375c7ba233fdbbc68f2ef9a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling smallvec v1.13.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling siphasher v0.3.11
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling bitflags v2.4.2
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling ena v0.14.2
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling unicode-xid v0.2.4
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling regex-syntax v0.7.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]    Compiling indexmap v2.2.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling is-terminal v0.4.10
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.56
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking lalrpop-util v0.20.0
[INFO] [stderr]     Checking thiserror v1.0.56
[INFO] [stderr]    Compiling lalrpop v0.20.0
[INFO] [stderr]    Compiling fdl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/spans.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:8643:12
[INFO] [stdout]      |
[INFO] [stdout] 8643 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]      = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `HashSet`
[INFO] [stdout]  --> src/parser/spans.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::{HashMap, HashSet};
[INFO] [stdout]   |                                 ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `rustfmt`
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:8643:12
[INFO] [stdout]      |
[INFO] [stdout] 8643 | #[cfg_attr(rustfmt, rustfmt_skip)]
[INFO] [stdout]      |            ^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]      = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(rustfmt)");` to the top of a `build.rs`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]      = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::spans::SpanManager`
[INFO] [stdout]   --> src/parser/mod.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use crate::parser::spans::SpanManager;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/parser/spans.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/parser/spans.rs:138:19
[INFO] [stdout]     |
[INFO] [stdout] 138 |     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
[INFO] [stdout]     |                   ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/parser/mod.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |         ParseError::User { error: msg } => unreachable!(),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ast`
[INFO] [stdout]   --> src/parser/mod.rs:96:13
[INFO] [stdout]    |
[INFO] [stdout] 96 |         let ast = parser.parse("temp", script).unwrap();
[INFO] [stdout]    |             ^^^ help: if this is intentional, prefix it with an underscore: `_ast`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Runtime` is never constructed
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum FdlError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Runtime(),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitXor` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     BitXor,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Op` 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: variants `Var` and `Record` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum LetPattern {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 46 |     Var(String),                                     // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 47 |     Record(Vec<(Spanned<String>, Box<LetPattern>)>), // TODO
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LetPattern` 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: variants `Case` and `Wildcard` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum MatchPattern {
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 52 |     Case(String, String), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 53 |     Wildcard(String),     // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MatchPattern` 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: variants `Case` and `Match` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     Case(Spanned<String>, Box<Expr>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Match(Box<Expr>, Vec<(Spanned<MatchPattern>, Box<Expr>)>, Span), // TODO
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` 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 `ReadWrite` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub enum Readability {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 75 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Readability` 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: multiple variants are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub enum TypeExpr {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 82 |     Case(
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     Func(Spanned<(Box<TypeExpr>, Box<TypeExpr>)>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     Ident(Spanned<String>),                        // TODO
[INFO] [stdout] 89 |     Nullable(Box<TypeExpr>, Span),                 // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 90 |     Record(
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     Ref(Box<TypeExpr>, Spanned<Readability>),      // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 96 |     TypeVar(Spanned<String>),                      // TODO
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 97 |     Alias(Box<TypeExpr>, Spanned<String>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeExpr` 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 `print` is never used
[INFO] [stdout]   --> src/parser/spans.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SpanManager {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn print(&self, span: Span) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairs` is never read
[INFO] [stdout]    --> src/parser/spans.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct SpannedError {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 110 |     pairs: Vec<(String, Span)>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpannedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new2` and `print` are never used
[INFO] [stdout]    --> src/parser/spans.rs:119:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl SpannedError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn new2(s1: impl Into<String>, s2: Span, s3: impl Into<String>, s4: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn print(&self, sm: &SpanManager) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/parser/mod.rs:39:35
[INFO] [stdout]    |
[INFO] [stdout] 39 |         ParseError::User { error: msg } => unreachable!(),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Runtime` is never constructed
[INFO] [stdout]   --> src/error.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | pub enum FdlError {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 14 |     Runtime(),
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FdlError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `convert_parse_error` is never used
[INFO] [stdout]   --> src/parser/mod.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn convert_parse_error<T: Display>(
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Parser` is never constructed
[INFO] [stdout]   --> src/parser/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct Parser {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `parse` are never used
[INFO] [stdout]   --> src/parser/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | impl Parser {
[INFO] [stdout]    | ----------- associated items in this implementation
[INFO] [stdout] 49 |     pub fn new() -> Parser {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn parse(
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `BitXor` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub enum Op {
[INFO] [stdout]    |          -- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 21 |     BitXor,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Op` 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: variants `Var` and `Record` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:46:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub enum LetPattern {
[INFO] [stdout]    |          ---------- variants in this enum
[INFO] [stdout] 46 |     Var(String),                                     // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 47 |     Record(Vec<(Spanned<String>, Box<LetPattern>)>), // TODO
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LetPattern` 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: variants `Case` and `Wildcard` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:52:5
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub enum MatchPattern {
[INFO] [stdout]    |          ------------ variants in this enum
[INFO] [stdout] 52 |     Case(String, String), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 53 |     Wildcard(String),     // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MatchPattern` 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: variants `Case` and `Match` are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 57 | pub enum Expr {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 61 |     Case(Spanned<String>, Box<Expr>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     Match(Box<Expr>, Vec<(Spanned<MatchPattern>, Box<Expr>)>, Span), // TODO
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Expr` 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 `ReadWrite` is never constructed
[INFO] [stdout]   --> src/parser/ast.rs:75:5
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub enum Readability {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 75 |     ReadWrite,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Readability` 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: multiple variants are never constructed
[INFO] [stdout]   --> src/parser/ast.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub enum TypeExpr {
[INFO] [stdout]    |          -------- variants in this enum
[INFO] [stdout] 82 |     Case(
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     Func(Spanned<(Box<TypeExpr>, Box<TypeExpr>)>), // TODO
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 88 |     Ident(Spanned<String>),                        // TODO
[INFO] [stdout] 89 |     Nullable(Box<TypeExpr>, Span),                 // TODO
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 90 |     Record(
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 95 |     Ref(Box<TypeExpr>, Spanned<Readability>),      // TODO
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 96 |     TypeVar(Spanned<String>),                      // TODO
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 97 |     Alias(Box<TypeExpr>, Spanned<String>),
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TypeExpr` 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 `sources` is never read
[INFO] [stdout]   --> src/parser/spans.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct SpanManager {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 13 |     sources: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SpanManager` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_source` and `print` are never used
[INFO] [stdout]   --> src/parser/spans.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | impl SpanManager {
[INFO] [stdout]    | ---------------- methods in this implementation
[INFO] [stdout] 18 |     pub fn add_source(&mut self, source: String) -> SpanMaker {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 28 |     pub fn print(&self, span: Span) -> String {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `pairs` is never read
[INFO] [stdout]    --> src/parser/spans.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub struct SpannedError {
[INFO] [stdout]     |            ------------ field in this struct
[INFO] [stdout] 110 |     pairs: Vec<(String, Span)>,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `SpannedError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new1`, `new2`, and `print` are never used
[INFO] [stdout]    --> src/parser/spans.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 113 | impl SpannedError {
[INFO] [stdout]     | ----------------- associated items in this implementation
[INFO] [stdout] 114 |     pub fn new1(s1: impl Into<String>, s2: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 119 |     pub fn new2(s1: impl Into<String>, s2: Span, s3: impl Into<String>, s4: Span) -> Self {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 127 |     pub fn print(&self, sm: &SpanManager) -> String {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:2919:16
[INFO] [stdout]      |
[INFO] [stdout] 2918 |     impl ChunkParser {
[INFO] [stdout]      |     ---------------- associated function in this implementation
[INFO] [stdout] 2919 |         pub fn new() -> ChunkParser {
[INFO] [stdout]      |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `new_builder` is never used
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/fdl-884c3e34749ef8a7/out/parser/language.rs:8654:12
[INFO] [stdout]      |
[INFO] [stdout] 8654 |     pub fn new_builder() -> __lalrpop_util::lexer::MatcherBuilder {
[INFO] [stdout]      |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 15 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fdl` (lib test) due to 2 previous errors; 15 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error; 19 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fdl` (lib) due to 2 previous errors; 19 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "77fe9e603da7a8f287334389e5de7775e0934a65375c7ba233fdbbc68f2ef9a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77fe9e603da7a8f287334389e5de7775e0934a65375c7ba233fdbbc68f2ef9a3", kill_on_drop: false }`
[INFO] [stdout] 77fe9e603da7a8f287334389e5de7775e0934a65375c7ba233fdbbc68f2ef9a3
