[INFO] cloning repository https://github.com/BojanStipic/micko-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BojanStipic/micko-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBojanStipic%2Fmicko-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBojanStipic%2Fmicko-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7c0bfbd4e238cbcab30e24faa9330fec6db4d3c9
[INFO] testing BojanStipic/micko-rs against beta-2026-03-05 for beta-1.95-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBojanStipic%2Fmicko-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/BojanStipic/micko-rs
[INFO] finished tweaking git repo https://github.com/BojanStipic/micko-rs
[INFO] tweaked toml for git repo https://github.com/BojanStipic/micko-rs written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BojanStipic/micko-rs on toolchain beta-2026-03-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-03-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BojanStipic/micko-rs 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-2026-03-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "inspect" "e81c28c678cd939ec6e98688b8c91a49dce285f5bcfc9204f5b21a1a4ffd4eb9", kill_on_drop: false }`
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[INFO] [stdout] e81c28c678cd939ec6e98688b8c91a49dce285f5bcfc9204f5b21a1a4ffd4eb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01d0b0838dff7a4668ebfaba1454ad422dfcf78561a7ef2d1da7a4e0ed8d3233
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[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling rustix v0.38.15
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling psm v0.1.21
[INFO] [stderr]    Compiling linux-raw-sys v0.4.8
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling stacker v0.1.15
[INFO] [stderr]    Compiling anstyle-query v1.0.0
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling zerocopy v0.7.21
[INFO] [stderr]    Compiling anstyle v1.0.8
[INFO] [stderr]    Compiling ahash v0.8.6
[INFO] [stderr]    Compiling anstyle-parse v0.2.0
[INFO] [stderr]    Compiling allocator-api2 v0.2.16
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling unicode-width v0.1.10
[INFO] [stderr]    Compiling anstream v0.6.11
[INFO] [stderr]    Compiling ariadne v0.5.0
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling terminal_size v0.4.0
[INFO] [stderr]    Compiling clap_builder v4.5.31
[INFO] [stderr]    Compiling chumsky v0.9.3
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]    Compiling clap v4.5.31
[INFO] [stderr]    Compiling micko-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `functions` is never read
[INFO] [stdout]  --> src/ast.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Program {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 3 |     pub functions: Vec<Function>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Program` 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 `return_type`, `name`, `parameter`, `variables`, and `statements` are never read
[INFO] [stdout]   --> src/ast.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout]  8 |     pub return_type: Type,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub name: Identifier,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     pub parameter: Option<Parameter>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 11 |     pub variables: Vec<Variable>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 12 |     pub statements: Vec<Statement>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` 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 `kind` and `identifier` are never read
[INFO] [stdout]   --> src/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Parameter {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 17 |     pub kind: Type,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |     pub identifier: Identifier,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parameter` 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 `kind` and `identifier` are never read
[INFO] [stdout]   --> src/ast.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Variable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 23 |     pub kind: Type,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 24 |     pub identifier: Identifier,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Variable` 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 `lhs` and `rhs` are never read
[INFO] [stdout]   --> src/ast.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Assignment {
[INFO] [stdout]    |     ---------- fields in this variant
[INFO] [stdout] 30 |         lhs: Identifier,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 31 |         rhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` 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 `condition`, `if_part`, and `else_part` are never read
[INFO] [stdout]   --> src/ast.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     If {
[INFO] [stdout]    |     -- fields in this variant
[INFO] [stdout] 34 |         condition: RelExp,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 35 |         if_part: Box<Statement>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 36 |         else_part: Option<Box<Statement>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/ast.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Return {
[INFO] [stdout]    |     ------ field in this variant
[INFO] [stdout] 39 |         value: Exp,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` 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.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Compound(Vec<Statement>),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     Compound(Vec<Statement>),
[INFO] [stdout] 41 +     Compound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lhs`, `operator`, and `rhs` are never read
[INFO] [stdout]   --> src/ast.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct RelExp {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 46 |     pub lhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 47 |     pub operator: Relop,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 48 |     pub rhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RelExp` 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.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Literal(Literal),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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] 53 -     Literal(Literal),
[INFO] [stdout] 53 +     Literal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Identifier(Identifier),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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] 54 -     Identifier(Identifier),
[INFO] [stdout] 54 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `arg` are never read
[INFO] [stdout]   --> src/ast.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     FunctionCall {
[INFO] [stdout]    |     ------------ fields in this variant
[INFO] [stdout] 56 |         name: Identifier,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 57 |         arg: Option<Box<Exp>>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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 `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stdout]    |     ------ ^^^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 59 -     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stdout] 59 +     Binary((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.76s
[INFO] running `Command { std: "docker" "inspect" "01d0b0838dff7a4668ebfaba1454ad422dfcf78561a7ef2d1da7a4e0ed8d3233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01d0b0838dff7a4668ebfaba1454ad422dfcf78561a7ef2d1da7a4e0ed8d3233", kill_on_drop: false }`
[INFO] [stdout] 01d0b0838dff7a4668ebfaba1454ad422dfcf78561a7ef2d1da7a4e0ed8d3233
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8ade89f248da35e6fb51403408b1c2057f7d1de6aa7381c982d492845f6f670
[INFO] running `Command { std: "docker" "start" "-a" "b8ade89f248da35e6fb51403408b1c2057f7d1de6aa7381c982d492845f6f670", kill_on_drop: false }`
[INFO] [stderr]    Compiling micko-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `functions` is never read
[INFO] [stdout]  --> src/ast.rs:3:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Program {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 3 |     pub functions: Vec<Function>,
[INFO] [stdout]   |         ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Program` 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 `return_type`, `name`, `parameter`, `variables`, and `statements` are never read
[INFO] [stdout]   --> src/ast.rs:8:9
[INFO] [stdout]    |
[INFO] [stdout]  7 | pub struct Function {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout]  8 |     pub return_type: Type,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]  9 |     pub name: Identifier,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 10 |     pub parameter: Option<Parameter>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 11 |     pub variables: Vec<Variable>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 12 |     pub statements: Vec<Statement>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Function` 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 `kind` and `identifier` are never read
[INFO] [stdout]   --> src/ast.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct Parameter {
[INFO] [stdout]    |            --------- fields in this struct
[INFO] [stdout] 17 |     pub kind: Type,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 18 |     pub identifier: Identifier,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Parameter` 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 `kind` and `identifier` are never read
[INFO] [stdout]   --> src/ast.rs:23:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Variable {
[INFO] [stdout]    |            -------- fields in this struct
[INFO] [stdout] 23 |     pub kind: Type,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 24 |     pub identifier: Identifier,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Variable` 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 `lhs` and `rhs` are never read
[INFO] [stdout]   --> src/ast.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 29 |     Assignment {
[INFO] [stdout]    |     ---------- fields in this variant
[INFO] [stdout] 30 |         lhs: Identifier,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 31 |         rhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` 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 `condition`, `if_part`, and `else_part` are never read
[INFO] [stdout]   --> src/ast.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |     If {
[INFO] [stdout]    |     -- fields in this variant
[INFO] [stdout] 34 |         condition: RelExp,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout] 35 |         if_part: Box<Statement>,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 36 |         else_part: Option<Box<Statement>>,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/ast.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |     Return {
[INFO] [stdout]    |     ------ field in this variant
[INFO] [stdout] 39 |         value: Exp,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` 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.rs:41:14
[INFO] [stdout]    |
[INFO] [stdout] 41 |     Compound(Vec<Statement>),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 41 -     Compound(Vec<Statement>),
[INFO] [stdout] 41 +     Compound(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `lhs`, `operator`, and `rhs` are never read
[INFO] [stdout]   --> src/ast.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct RelExp {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] 46 |     pub lhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 47 |     pub operator: Relop,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 48 |     pub rhs: Exp,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RelExp` 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.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     Literal(Literal),
[INFO] [stdout]    |     ------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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] 53 -     Literal(Literal),
[INFO] [stdout] 53 +     Literal(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/ast.rs:54:16
[INFO] [stdout]    |
[INFO] [stdout] 54 |     Identifier(Identifier),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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] 54 -     Identifier(Identifier),
[INFO] [stdout] 54 +     Identifier(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `arg` are never read
[INFO] [stdout]   --> src/ast.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     FunctionCall {
[INFO] [stdout]    |     ------------ fields in this variant
[INFO] [stdout] 56 |         name: Identifier,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout] 57 |         arg: Option<Box<Exp>>,
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` 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 `0`, `1`, and `2` are never read
[INFO] [stdout]   --> src/ast.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stdout]    |     ------ ^^^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     fields in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Exp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]    |
[INFO] [stdout] 59 -     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stdout] 59 +     Binary((), (), ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "b8ade89f248da35e6fb51403408b1c2057f7d1de6aa7381c982d492845f6f670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8ade89f248da35e6fb51403408b1c2057f7d1de6aa7381c982d492845f6f670", kill_on_drop: false }`
[INFO] [stdout] b8ade89f248da35e6fb51403408b1c2057f7d1de6aa7381c982d492845f6f670
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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-2026-03-05" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f96be571d8562db04f8dd2e6e42e700bf8a476f1b39a2dd24cac398f8a7b1f42
[INFO] running `Command { std: "docker" "start" "-a" "f96be571d8562db04f8dd2e6e42e700bf8a476f1b39a2dd24cac398f8a7b1f42", kill_on_drop: false }`
[INFO] [stderr] warning: field `functions` is never read
[INFO] [stderr]  --> src/ast.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub struct Program {
[INFO] [stderr]   |            ------- field in this struct
[INFO] [stderr] 3 |     pub functions: Vec<Function>,
[INFO] [stderr]   |         ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Program` 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: fields `return_type`, `name`, `parameter`, `variables`, and `statements` are never read
[INFO] [stderr]   --> src/ast.rs:8:9
[INFO] [stderr]    |
[INFO] [stderr]  7 | pub struct Function {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr]  8 |     pub return_type: Type,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]  9 |     pub name: Identifier,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 10 |     pub parameter: Option<Parameter>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 11 |     pub variables: Vec<Variable>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 12 |     pub statements: Vec<Statement>,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Function` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kind` and `identifier` are never read
[INFO] [stderr]   --> src/ast.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub struct Parameter {
[INFO] [stderr]    |            --------- fields in this struct
[INFO] [stderr] 17 |     pub kind: Type,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 18 |     pub identifier: Identifier,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Parameter` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `kind` and `identifier` are never read
[INFO] [stderr]   --> src/ast.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub struct Variable {
[INFO] [stderr]    |            -------- fields in this struct
[INFO] [stderr] 23 |     pub kind: Type,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 24 |     pub identifier: Identifier,
[INFO] [stderr]    |         ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Variable` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `lhs` and `rhs` are never read
[INFO] [stderr]   --> src/ast.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |     Assignment {
[INFO] [stderr]    |     ---------- fields in this variant
[INFO] [stderr] 30 |         lhs: Identifier,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 31 |         rhs: Exp,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `condition`, `if_part`, and `else_part` are never read
[INFO] [stderr]   --> src/ast.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 33 |     If {
[INFO] [stderr]    |     -- fields in this variant
[INFO] [stderr] 34 |         condition: RelExp,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr] 35 |         if_part: Box<Statement>,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] 36 |         else_part: Option<Box<Statement>>,
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Statement` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]   --> src/ast.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |     Return {
[INFO] [stderr]    |     ------ field in this variant
[INFO] [stderr] 39 |         value: Exp,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Statement` 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.rs:41:14
[INFO] [stderr]    |
[INFO] [stderr] 41 |     Compound(Vec<Statement>),
[INFO] [stderr]    |     -------- ^^^^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Statement` 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] 41 -     Compound(Vec<Statement>),
[INFO] [stderr] 41 +     Compound(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `lhs`, `operator`, and `rhs` are never read
[INFO] [stderr]   --> src/ast.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 45 | pub struct RelExp {
[INFO] [stderr]    |            ------ fields in this struct
[INFO] [stderr] 46 |     pub lhs: Exp,
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 47 |     pub operator: Relop,
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 48 |     pub rhs: Exp,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `RelExp` 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.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |     Literal(Literal),
[INFO] [stderr]    |     ------- ^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Exp` 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] 53 -     Literal(Literal),
[INFO] [stderr] 53 +     Literal(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/ast.rs:54:16
[INFO] [stderr]    |
[INFO] [stderr] 54 |     Identifier(Identifier),
[INFO] [stderr]    |     ---------- ^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Exp` 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] 54 -     Identifier(Identifier),
[INFO] [stderr] 54 +     Identifier(()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `name` and `arg` are never read
[INFO] [stderr]   --> src/ast.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |     FunctionCall {
[INFO] [stderr]    |     ------------ fields in this variant
[INFO] [stderr] 56 |         name: Identifier,
[INFO] [stderr]    |         ^^^^
[INFO] [stderr] 57 |         arg: Option<Box<Exp>>,
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Exp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `0`, `1`, and `2` are never read
[INFO] [stderr]   --> src/ast.rs:59:12
[INFO] [stderr]    |
[INFO] [stderr] 59 |     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stderr]    |     ------ ^^^^^^^^  ^^^^  ^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     fields in this variant
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Exp` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stderr]    |
[INFO] [stderr] 59 -     Binary(Box<Exp>, Arop, Box<Exp>),
[INFO] [stderr] 59 +     Binary((), (), ()),
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `micko-rs` (bin "micko-rs" test) generated 13 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/micko_rs-9f8b013649f54648)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f96be571d8562db04f8dd2e6e42e700bf8a476f1b39a2dd24cac398f8a7b1f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f96be571d8562db04f8dd2e6e42e700bf8a476f1b39a2dd24cac398f8a7b1f42", kill_on_drop: false }`
[INFO] [stdout] f96be571d8562db04f8dd2e6e42e700bf8a476f1b39a2dd24cac398f8a7b1f42
