[INFO] cloning repository https://github.com/v-swapnil/simple-rust-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/v-swapnil/simple-rust-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv-swapnil%2Fsimple-rust-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv-swapnil%2Fsimple-rust-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32f8618730331a6e6c9685eff12372da6d88cffc
[INFO] checking v-swapnil/simple-rust-lang against 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6 for pr-160581
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fv-swapnil%2Fsimple-rust-lang" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/v-swapnil/simple-rust-lang
[INFO] finished tweaking git repo https://github.com/v-swapnil/simple-rust-lang
[INFO] tweaked toml for git repo https://github.com/v-swapnil/simple-rust-lang written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/v-swapnil/simple-rust-lang on toolchain 36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/v-swapnil/simple-rust-lang 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" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16
[INFO] running `Command { std: "docker" "start" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16" "/opt/rustwide/cargo-home/bin/cargo" "+36e0a7eac2392bdd51fab6e7ff1d8c0e42d33bf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking simplescript v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `SSResult` and `Span`
[INFO] [stdout]  --> src/semantic.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::error::{SSError, SSResult, Span};
[INFO] [stdout]   |                             ^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SSResult` and `Span`
[INFO] [stdout]  --> src/semantic.rs:4:29
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::error::{SSError, SSResult, Span};
[INFO] [stdout]   |                             ^^^^^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Object`, `Void`, and `Inferred` are never constructed
[INFO] [stdout]   --> src/ast.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub enum Type {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 90 |     Object,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 91 |     Void,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 92 |     Inferred, // type to be inferred
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |     IntLiteral { value: i64, span: Span },
[INFO] [stdout]    |     ----------               ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |     FloatLiteral { value: f64, span: Span },
[INFO] [stdout]     |     ------------               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |     StringLiteral { value: String, span: Span },
[INFO] [stdout]     |     -------------                  ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |     BoolLiteral { value: bool, span: Span },
[INFO] [stdout]     |     -----------                ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     BinaryOp {
[INFO] [stdout]     |     -------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 112 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     UnaryOp {
[INFO] [stdout]     |     ------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 119 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     ArrayLiteral {
[INFO] [stdout]     |     ------------ field in this variant
[INFO] [stdout] 131 |         elements: Vec<Expr>,
[INFO] [stdout] 132 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     ObjectLiteral {
[INFO] [stdout]     |     ------------- field in this variant
[INFO] [stdout] 137 |         fields: Vec<(String, Expr)>,
[INFO] [stdout] 138 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     IndexAccess {
[INFO] [stdout]     |     ----------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 145 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     FieldAccess {
[INFO] [stdout]     |     ----------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 152 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     StringInterpolation {
[INFO] [stdout]     |     ------------------- field in this variant
[INFO] [stdout] 157 |         parts: Vec<StringPart>,
[INFO] [stdout] 158 |         span: Span,
[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: field `type_ann` is never read
[INFO] [stdout]    --> src/ast.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     Let {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 196 |         name: String,
[INFO] [stdout] 197 |         type_ann: Option<Type>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     Return {
[INFO] [stdout]     |     ------ field in this variant
[INFO] [stdout] 213 |         value: Option<Expr>,
[INFO] [stdout] 214 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |     ExprStmt {
[INFO] [stdout]     |     -------- field in this variant
[INFO] [stdout] 219 |         expr: Expr,
[INFO] [stdout] 220 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     If {
[INFO] [stdout]     |     -- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 229 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     For {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 237 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |     While {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 244 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `FunctionUsedBeforeDefinition`, `TypeMismatch`, and `CompilationFailed` are never constructed
[INFO] [stdout]   --> src/error.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum SSError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 39 |     FunctionUsedBeforeDefinition { name: String, span: Span },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     TypeMismatch { expected: String, found: String, span: Span },
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     CompilationFailed { message: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SSError` 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 `Object`, `Void`, and `Inferred` are never constructed
[INFO] [stdout]   --> src/ast.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 84 | pub enum Type {
[INFO] [stdout]    |          ---- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 90 |     Object,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 91 |     Void,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 92 |     Inferred, // type to be inferred
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Type` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast.rs:99:30
[INFO] [stdout]    |
[INFO] [stdout] 99 |     IntLiteral { value: i64, span: Span },
[INFO] [stdout]    |     ----------               ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:100:32
[INFO] [stdout]     |
[INFO] [stdout] 100 |     FloatLiteral { value: f64, span: Span },
[INFO] [stdout]     |     ------------               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:101:36
[INFO] [stdout]     |
[INFO] [stdout] 101 |     StringLiteral { value: String, span: Span },
[INFO] [stdout]     |     -------------                  ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:102:32
[INFO] [stdout]     |
[INFO] [stdout] 102 |     BoolLiteral { value: bool, span: Span },
[INFO] [stdout]     |     -----------                ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:112:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     BinaryOp {
[INFO] [stdout]     |     -------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 112 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:119:9
[INFO] [stdout]     |
[INFO] [stdout] 116 |     UnaryOp {
[INFO] [stdout]     |     ------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 119 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:132:9
[INFO] [stdout]     |
[INFO] [stdout] 130 |     ArrayLiteral {
[INFO] [stdout]     |     ------------ field in this variant
[INFO] [stdout] 131 |         elements: Vec<Expr>,
[INFO] [stdout] 132 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 136 |     ObjectLiteral {
[INFO] [stdout]     |     ------------- field in this variant
[INFO] [stdout] 137 |         fields: Vec<(String, Expr)>,
[INFO] [stdout] 138 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:145:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |     IndexAccess {
[INFO] [stdout]     |     ----------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 145 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |     FieldAccess {
[INFO] [stdout]     |     ----------- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 152 |         span: Span,
[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: field `span` is never read
[INFO] [stdout]    --> src/ast.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     StringInterpolation {
[INFO] [stdout]     |     ------------------- field in this variant
[INFO] [stdout] 157 |         parts: Vec<StringPart>,
[INFO] [stdout] 158 |         span: Span,
[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: field `type_ann` is never read
[INFO] [stdout]    --> src/ast.rs:197:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     Let {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] 196 |         name: String,
[INFO] [stdout] 197 |         type_ann: Option<Type>,
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 212 |     Return {
[INFO] [stdout]     |     ------ field in this variant
[INFO] [stdout] 213 |         value: Option<Expr>,
[INFO] [stdout] 214 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:220:9
[INFO] [stdout]     |
[INFO] [stdout] 218 |     ExprStmt {
[INFO] [stdout]     |     -------- field in this variant
[INFO] [stdout] 219 |         expr: Expr,
[INFO] [stdout] 220 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 224 |     If {
[INFO] [stdout]     |     -- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 229 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:237:9
[INFO] [stdout]     |
[INFO] [stdout] 233 |     For {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 237 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `span` is never read
[INFO] [stdout]    --> src/ast.rs:244:9
[INFO] [stdout]     |
[INFO] [stdout] 241 |     While {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 244 |         span: Span,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Stmt` 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 `FunctionUsedBeforeDefinition`, `TypeMismatch`, and `CompilationFailed` are never constructed
[INFO] [stdout]   --> src/error.rs:39:5
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub enum SSError {
[INFO] [stdout]    |          ------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 39 |     FunctionUsedBeforeDefinition { name: String, span: Span },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 40 |     TypeMismatch { expected: String, found: String, span: Span },
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 46 |     CompilationFailed { message: String },
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SSError` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16", kill_on_drop: false }`
[INFO] [stdout] 0dd991840d888b4114b0347603f87d62d4b314c6538385d7b15fc60c35efeb16
