[INFO] fetching crate retrolang 0.1.1...
[INFO] testing retrolang-0.1.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate retrolang 0.1.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate retrolang 0.1.1
[INFO] finished tweaking crates.io crate retrolang 0.1.1
[INFO] tweaked toml for crates.io crate retrolang 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate retrolang 0.1.1 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate retrolang 0.1.1 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c96d91475f1cb110470bfc4ee726b87a44388d27c4080f9570a65bad1b14bf40
[INFO] running `Command { std: "docker" "start" "-a" "c96d91475f1cb110470bfc4ee726b87a44388d27c4080f9570a65bad1b14bf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c96d91475f1cb110470bfc4ee726b87a44388d27c4080f9570a65bad1b14bf40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c96d91475f1cb110470bfc4ee726b87a44388d27c4080f9570a65bad1b14bf40", kill_on_drop: false }`
[INFO] [stdout] c96d91475f1cb110470bfc4ee726b87a44388d27c4080f9570a65bad1b14bf40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a6bae0b0aaee44aaebcd5b159b448779390ff83381be5e2fb84b8df1168dbb2
[INFO] running `Command { std: "docker" "start" "-a" "2a6bae0b0aaee44aaebcd5b159b448779390ff83381be5e2fb84b8df1168dbb2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling clap_lex v0.7.6
[INFO] [stderr]    Compiling clap_builder v4.5.53
[INFO] [stderr]    Compiling logos-codegen v0.14.4
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling logos-derive v0.14.4
[INFO] [stderr]    Compiling logos v0.14.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling clap v4.5.53
[INFO] [stderr]    Compiling retrolang v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ConstDecl {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConstDecl` 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: fields `init` and `span` are never read
[INFO] [stdout]   --> src/ast/mod.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct VarDecl {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 34 |     pub init: Option<Expr>,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 35 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VarDecl` 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/mod.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ProcDecl {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcDecl` 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 `return_type` and `span` are never read
[INFO] [stdout]   --> src/ast/mod.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct FuncDecl {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 53 |     pub return_type: Type,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDecl` 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/mod.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Param {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Param` 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 `2` is never read
[INFO] [stdout]   --> src/ast/mod.rs:98:26
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Assign(LValue, Expr, Span),
[INFO] [stdout]    |     ------               ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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] 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] 98 -     Assign(LValue, Expr, Span),
[INFO] [stdout] 98 +     Assign(LValue, Expr, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     If {
[INFO] [stdout]     |     -- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         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/mod.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     While {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 113 |         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/mod.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |     For {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 123 |         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 `0` is never read
[INFO] [stdout]    --> src/ast/mod.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Break(Span),
[INFO] [stdout]     |     ----- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 127 -     Break(Span),
[INFO] [stdout] 127 +     Break(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast/mod.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |     Continue(Span),
[INFO] [stdout]     |     -------- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 130 -     Continue(Span),
[INFO] [stdout] 130 +     Continue(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:133:26
[INFO] [stdout]     |
[INFO] [stdout] 133 |     Return(Option<Expr>, Span),
[INFO] [stdout]     |     ------               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 133 -     Return(Option<Expr>, Span),
[INFO] [stdout] 133 +     Return(Option<Expr>, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/ast/mod.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 |     Call(String, Vec<Expr>, Span),
[INFO] [stdout]     |     ----                    ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 136 -     Call(String, Vec<Expr>, Span),
[INFO] [stdout] 136 +     Call(String, Vec<Expr>, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |     Asm(String, Span),
[INFO] [stdout]     |     ---         ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 139 -     Asm(String, Span),
[INFO] [stdout] 139 +     Asm(String, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Var(String, Span),
[INFO] [stdout]     |     ---         ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 146 -     Var(String, Span),
[INFO] [stdout] 146 +     Var(String, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/ast/mod.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Index(String, Expr, Span),
[INFO] [stdout]     |     -----               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 149 -     Index(String, Expr, Span),
[INFO] [stdout] 149 +     Index(String, Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:155:15
[INFO] [stdout]     |
[INFO] [stdout] 155 |     Mem(Expr, Span),
[INFO] [stdout]     |     ---       ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 155 -     Mem(Expr, Span),
[INFO] [stdout] 155 +     Mem(Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:158:16
[INFO] [stdout]     |
[INFO] [stdout] 158 |     Memw(Expr, Span),
[INFO] [stdout]     |     ----       ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 158 -     Memw(Expr, Span),
[INFO] [stdout] 158 +     Memw(Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Deref` is never constructed
[INFO] [stdout]    --> src/ast/mod.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub enum LValue {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 152 |     Deref(Box<Expr>, Span),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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 `name` is never read
[INFO] [stdout]   --> src/codegen/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Symbol {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 21 |     pub name: String,
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.52s
[INFO] running `Command { std: "docker" "inspect" "2a6bae0b0aaee44aaebcd5b159b448779390ff83381be5e2fb84b8df1168dbb2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a6bae0b0aaee44aaebcd5b159b448779390ff83381be5e2fb84b8df1168dbb2", kill_on_drop: false }`
[INFO] [stdout] 2a6bae0b0aaee44aaebcd5b159b448779390ff83381be5e2fb84b8df1168dbb2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 581a4d5dc06f04073f9a770caa21feccd55e32ad892938485652806c1feee2db
[INFO] running `Command { std: "docker" "start" "-a" "581a4d5dc06f04073f9a770caa21feccd55e32ad892938485652806c1feee2db", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling retrolang v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]   --> src/ast/mod.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct ConstDecl {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 26 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConstDecl` 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/mod.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 31 | pub struct VarDecl {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 35 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `VarDecl` 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/mod.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 40 | pub struct ProcDecl {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 45 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcDecl` 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/mod.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct FuncDecl {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `FuncDecl` 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/mod.rs:64:9
[INFO] [stdout]    |
[INFO] [stdout] 61 | pub struct Param {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 64 |     pub span: Span,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Param` 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 `2` is never read
[INFO] [stdout]   --> src/ast/mod.rs:98:26
[INFO] [stdout]    |
[INFO] [stdout] 98 |     Assign(LValue, Expr, Span),
[INFO] [stdout]    |     ------               ^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[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] 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] 98 -     Assign(LValue, Expr, Span),
[INFO] [stdout] 98 +     Assign(LValue, Expr, ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `span` is never read
[INFO] [stdout]    --> src/ast/mod.rs:106:9
[INFO] [stdout]     |
[INFO] [stdout] 101 |     If {
[INFO] [stdout]     |     -- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 106 |         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/mod.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     While {
[INFO] [stdout]     |     ----- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 113 |         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/mod.rs:123:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |     For {
[INFO] [stdout]     |     --- field in this variant
[INFO] [stdout] ...
[INFO] [stdout] 123 |         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 `0` is never read
[INFO] [stdout]    --> src/ast/mod.rs:127:11
[INFO] [stdout]     |
[INFO] [stdout] 127 |     Break(Span),
[INFO] [stdout]     |     ----- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 127 -     Break(Span),
[INFO] [stdout] 127 +     Break(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast/mod.rs:130:14
[INFO] [stdout]     |
[INFO] [stdout] 130 |     Continue(Span),
[INFO] [stdout]     |     -------- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 130 -     Continue(Span),
[INFO] [stdout] 130 +     Continue(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:133:26
[INFO] [stdout]     |
[INFO] [stdout] 133 |     Return(Option<Expr>, Span),
[INFO] [stdout]     |     ------               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 133 -     Return(Option<Expr>, Span),
[INFO] [stdout] 133 +     Return(Option<Expr>, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/ast/mod.rs:136:29
[INFO] [stdout]     |
[INFO] [stdout] 136 |     Call(String, Vec<Expr>, Span),
[INFO] [stdout]     |     ----                    ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 136 -     Call(String, Vec<Expr>, Span),
[INFO] [stdout] 136 +     Call(String, Vec<Expr>, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:139:17
[INFO] [stdout]     |
[INFO] [stdout] 139 |     Asm(String, Span),
[INFO] [stdout]     |     ---         ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[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] 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] 139 -     Asm(String, Span),
[INFO] [stdout] 139 +     Asm(String, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:146:17
[INFO] [stdout]     |
[INFO] [stdout] 146 |     Var(String, Span),
[INFO] [stdout]     |     ---         ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 146 -     Var(String, Span),
[INFO] [stdout] 146 +     Var(String, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/ast/mod.rs:149:25
[INFO] [stdout]     |
[INFO] [stdout] 149 |     Index(String, Expr, Span),
[INFO] [stdout]     |     -----               ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 149 -     Index(String, Expr, Span),
[INFO] [stdout] 149 +     Index(String, Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:155:15
[INFO] [stdout]     |
[INFO] [stdout] 155 |     Mem(Expr, Span),
[INFO] [stdout]     |     ---       ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 155 -     Mem(Expr, Span),
[INFO] [stdout] 155 +     Mem(Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> src/ast/mod.rs:158:16
[INFO] [stdout]     |
[INFO] [stdout] 158 |     Memw(Expr, Span),
[INFO] [stdout]     |     ----       ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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] 158 -     Memw(Expr, Span),
[INFO] [stdout] 158 +     Memw(Expr, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Deref` is never constructed
[INFO] [stdout]    --> src/ast/mod.rs:152:5
[INFO] [stdout]     |
[INFO] [stdout] 144 | pub enum LValue {
[INFO] [stdout]     |          ------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 152 |     Deref(Box<Expr>, Span),
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `LValue` 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 `name` is never read
[INFO] [stdout]   --> src/codegen/mod.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Symbol {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 21 |     pub name: String,
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "581a4d5dc06f04073f9a770caa21feccd55e32ad892938485652806c1feee2db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581a4d5dc06f04073f9a770caa21feccd55e32ad892938485652806c1feee2db", kill_on_drop: false }`
[INFO] [stdout] 581a4d5dc06f04073f9a770caa21feccd55e32ad892938485652806c1feee2db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 74f0f476644844ceae27621e58156eb66fa022a0420d2db98fc29f47a39b2a98
[INFO] running `Command { std: "docker" "start" "-a" "74f0f476644844ceae27621e58156eb66fa022a0420d2db98fc29f47a39b2a98", kill_on_drop: false }`
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct ConstDecl {
[INFO] [stderr]    |            --------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 26 |     pub span: Span,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ConstDecl` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 31 | pub struct VarDecl {
[INFO] [stderr]    |            ------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 35 |     pub span: Span,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `VarDecl` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 40 | pub struct ProcDecl {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 45 |     pub span: Span,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ProcDecl` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 50 | pub struct FuncDecl {
[INFO] [stderr]    |            -------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 56 |     pub span: Span,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `FuncDecl` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]   --> src/ast/mod.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 61 | pub struct Param {
[INFO] [stderr]    |            ----- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 64 |     pub span: Span,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Param` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `2` is never read
[INFO] [stderr]   --> src/ast/mod.rs:98:26
[INFO] [stderr]    |
[INFO] [stderr] 98 |     Assign(LValue, Expr, Span),
[INFO] [stderr]    |     ------               ^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 98 -     Assign(LValue, Expr, Span),
[INFO] [stderr] 98 +     Assign(LValue, Expr, ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:106:9
[INFO] [stderr]     |
[INFO] [stderr] 101 |     If {
[INFO] [stderr]     |     -- field in this variant
[INFO] [stderr] ...
[INFO] [stderr] 106 |         span: Span,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     While {
[INFO] [stderr]     |     ----- field in this variant
[INFO] [stderr] ...
[INFO] [stderr] 113 |         span: Span,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `span` is never read
[INFO] [stderr]    --> src/ast/mod.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 117 |     For {
[INFO] [stderr]     |     --- field in this variant
[INFO] [stderr] ...
[INFO] [stderr] 123 |         span: Span,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast/mod.rs:127:11
[INFO] [stderr]     |
[INFO] [stderr] 127 |     Break(Span),
[INFO] [stderr]     |     ----- ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 127 -     Break(Span),
[INFO] [stderr] 127 +     Break(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast/mod.rs:130:14
[INFO] [stderr]     |
[INFO] [stderr] 130 |     Continue(Span),
[INFO] [stderr]     |     -------- ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 130 -     Continue(Span),
[INFO] [stderr] 130 +     Continue(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/ast/mod.rs:133:26
[INFO] [stderr]     |
[INFO] [stderr] 133 |     Return(Option<Expr>, Span),
[INFO] [stderr]     |     ------               ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 133 -     Return(Option<Expr>, Span),
[INFO] [stderr] 133 +     Return(Option<Expr>, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `2` is never read
[INFO] [stderr]    --> src/ast/mod.rs:136:29
[INFO] [stderr]     |
[INFO] [stderr] 136 |     Call(String, Vec<Expr>, Span),
[INFO] [stderr]     |     ----                    ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 136 -     Call(String, Vec<Expr>, Span),
[INFO] [stderr] 136 +     Call(String, Vec<Expr>, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/ast/mod.rs:139:17
[INFO] [stderr]     |
[INFO] [stderr] 139 |     Asm(String, Span),
[INFO] [stderr]     |     ---         ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Stmt` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 139 -     Asm(String, Span),
[INFO] [stderr] 139 +     Asm(String, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/ast/mod.rs:146:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |     Var(String, Span),
[INFO] [stderr]     |     ---         ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 146 -     Var(String, Span),
[INFO] [stderr] 146 +     Var(String, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `2` is never read
[INFO] [stderr]    --> src/ast/mod.rs:149:25
[INFO] [stderr]     |
[INFO] [stderr] 149 |     Index(String, Expr, Span),
[INFO] [stderr]     |     -----               ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 149 -     Index(String, Expr, Span),
[INFO] [stderr] 149 +     Index(String, Expr, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/ast/mod.rs:155:15
[INFO] [stderr]     |
[INFO] [stderr] 155 |     Mem(Expr, Span),
[INFO] [stderr]     |     ---       ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 155 -     Mem(Expr, Span),
[INFO] [stderr] 155 +     Mem(Expr, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `1` is never read
[INFO] [stderr]    --> src/ast/mod.rs:158:16
[INFO] [stderr]     |
[INFO] [stderr] 158 |     Memw(Expr, Span),
[INFO] [stderr]     |     ----       ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]     |
[INFO] [stderr] 158 -     Memw(Expr, Span),
[INFO] [stderr] 158 +     Memw(Expr, ()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Deref` is never constructed
[INFO] [stderr]    --> src/ast/mod.rs:152:5
[INFO] [stderr]     |
[INFO] [stderr] 144 | pub enum LValue {
[INFO] [stderr]     |          ------ variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 152 |     Deref(Box<Expr>, Span),
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `LValue` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `name` is never read
[INFO] [stderr]   --> src/codegen/mod.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub struct Symbol {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] 21 |     pub name: String,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `retrolang` (bin "retrolang" test) generated 20 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/retrolang-7643a6882bf57e41)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test lexer::tests::test_binary_literal ... ok
[INFO] [stdout] test lexer::tests::test_char_literal ... ok
[INFO] [stdout] test lexer::tests::test_comment ... ok
[INFO] [stdout] test lexer::tests::test_hex_literal ... ok
[INFO] [stdout] test lexer::tests::test_string_literal ... ok
[INFO] [stdout] test lexer::tests::test_operators ... ok
[INFO] [stdout] test parser::tests::test_parse_const ... ok
[INFO] [stdout] test parser::tests::test_parse_func ... ok
[INFO] [stdout] test parser::tests::test_parse_expr_precedence ... ok
[INFO] [stdout] test parser::tests::test_parse_while ... ok
[INFO] [stdout] test parser::tests::test_parse_for ... ok
[INFO] [stdout] test parser::tests::test_parse_if ... ok
[INFO] [stdout] test parser::tests::test_parse_proc ... ok
[INFO] [stdout] test lexer::tests::test_basic_tokens ... ok
[INFO] [stdout] test parser::tests::test_parse_var ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "74f0f476644844ceae27621e58156eb66fa022a0420d2db98fc29f47a39b2a98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74f0f476644844ceae27621e58156eb66fa022a0420d2db98fc29f47a39b2a98", kill_on_drop: false }`
[INFO] [stdout] 74f0f476644844ceae27621e58156eb66fa022a0420d2db98fc29f47a39b2a98
