[INFO] cloning repository https://github.com/MarkGhebrial/lobotomy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MarkGhebrial/lobotomy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Flobotomy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Flobotomy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fe8baaee2cd0c49a150afd91d6fc62ce692e0f5
[INFO] testing MarkGhebrial/lobotomy against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMarkGhebrial%2Flobotomy" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MarkGhebrial/lobotomy
[INFO] finished tweaking git repo https://github.com/MarkGhebrial/lobotomy
[INFO] tweaked toml for git repo https://github.com/MarkGhebrial/lobotomy written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MarkGhebrial/lobotomy on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/MarkGhebrial/lobotomy 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/MarkGhebrial/BrainFudge.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_derive v2.8.6
[INFO] [stderr]   Downloaded pest_meta v2.8.6
[INFO] [stderr]   Downloaded pest_generator v2.8.6
[INFO] [stderr]   Downloaded pest v2.8.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1acad320fe1c0c19327c55973a827a7ac13d2eb10b88b77545eae16118dce137
[INFO] running `Command { std: "docker" "start" "-a" "1acad320fe1c0c19327c55973a827a7ac13d2eb10b88b77545eae16118dce137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1acad320fe1c0c19327c55973a827a7ac13d2eb10b88b77545eae16118dce137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1acad320fe1c0c19327c55973a827a7ac13d2eb10b88b77545eae16118dce137", kill_on_drop: false }`
[INFO] [stdout] 1acad320fe1c0c19327c55973a827a7ac13d2eb10b88b77545eae16118dce137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 935a105920b35bbf43e89d0bf1e8ea34daef7039974d6b2e87e9ae772e2f4b1a
[INFO] running `Command { std: "docker" "start" "-a" "935a105920b35bbf43e89d0bf1e8ea34daef7039974d6b2e87e9ae772e2f4b1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling pest v2.8.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling pest_meta v2.8.6
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling pest_derive v2.8.6
[INFO] [stderr]    Compiling lobotomy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     b: &BExpr,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_symbol`
[INFO] [stdout]    --> src/main.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     target_symbol: SymbolIndex,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol_table`
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     symbol_table: &mut SymbolTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     u: &Unary,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_symbol`
[INFO] [stdout]    --> src/main.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     target_symbol: SymbolIndex,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol_table`
[INFO] [stdout]    --> src/main.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     symbol_table: &mut SymbolTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/main.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SymbolTable {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get(&self, index: SymbolIndex) -> &SymbolTableEntry {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_expr` is never used
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn transform_expr(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_factor` is never used
[INFO] [stdout]    --> src/main.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn transform_factor(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_unary` is never used
[INFO] [stdout]    --> src/main.rs:184:4
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn transform_unary(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_term` is never used
[INFO] [stdout]    --> src/main.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn transform_term(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy` is never used
[INFO] [stdout]    --> src/main.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn copy(src: SymbolIndex, dest: SymbolIndex, symbol_table: &mut SymbolTable) -> Vec<Instruction> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `comp` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub struct BExpr {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 165 |     pub comp: Comp,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 166 |     pub op: Option<(BExprOp, Box<BExpr>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BExpr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expr` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub struct Comp {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 209 |     pub expr: Expr,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 210 |     pub op: Option<(CompOp, Box<Comp>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Comp` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `factor` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct Expr {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 266 |     pub factor: Factor,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 267 |     pub op: Option<(ExprOp, Box<Expr>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unary` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 308 | pub struct Factor {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 309 |     pub unary: Unary,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 310 |     pub op: Option<(FactorOp, Box<Factor>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Factor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:342:10
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Term(Term),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Unary` has a derived impl for the trait `Debug`, but this is 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] 342 -     Term(Term),
[INFO] [stdout] 342 +     Term(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `op` and `unary` are never read
[INFO] [stdout]    --> src/ast.rs:343:13
[INFO] [stdout]     |
[INFO] [stdout] 343 |     Unary { op: UnaryOp, unary: Box<Unary> },
[INFO] [stdout]     |     -----   ^^           ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Unary` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |     Literal(Literal),
[INFO] [stdout]     |     ------- ^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 374 -     Literal(Literal),
[INFO] [stdout] 374 +     Literal(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:375:10
[INFO] [stdout]     |
[INFO] [stdout] 375 |     Iden(Iden),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 375 -     Iden(Iden),
[INFO] [stdout] 375 +     Iden(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:376:10
[INFO] [stdout]     |
[INFO] [stdout] 376 |     Expr(Box<Expr>),
[INFO] [stdout]     |     ---- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 376 -     Expr(Box<Expr>),
[INFO] [stdout] 376 +     Expr(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/ast.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 | pub struct Literal {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 398 |     pub value: u8,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Incr` is never constructed
[INFO] [stdout]   --> src/ir.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Incr { n: u8 },
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.05s
[INFO] running `Command { std: "docker" "inspect" "935a105920b35bbf43e89d0bf1e8ea34daef7039974d6b2e87e9ae772e2f4b1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "935a105920b35bbf43e89d0bf1e8ea34daef7039974d6b2e87e9ae772e2f4b1a", kill_on_drop: false }`
[INFO] [stdout] 935a105920b35bbf43e89d0bf1e8ea34daef7039974d6b2e87e9ae772e2f4b1a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11d4907b766e5ff1768e6490b751741c7dcde73fcd8e09373ef2cef2e65559a2
[INFO] running `Command { std: "docker" "start" "-a" "11d4907b766e5ff1768e6490b751741c7dcde73fcd8e09373ef2cef2e65559a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling brain_fudge v0.1.0 (https://github.com/MarkGhebrial/BrainFudge.git#0320ec8d)
[INFO] [stderr]    Compiling lobotomy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     b: &BExpr,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_symbol`
[INFO] [stdout]    --> src/main.rs:121:5
[INFO] [stdout]     |
[INFO] [stdout] 121 |     target_symbol: SymbolIndex,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol_table`
[INFO] [stdout]    --> src/main.rs:122:5
[INFO] [stdout]     |
[INFO] [stdout] 122 |     symbol_table: &mut SymbolTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `u`
[INFO] [stdout]    --> src/main.rs:185:5
[INFO] [stdout]     |
[INFO] [stdout] 185 |     u: &Unary,
[INFO] [stdout]     |     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `target_symbol`
[INFO] [stdout]    --> src/main.rs:186:5
[INFO] [stdout]     |
[INFO] [stdout] 186 |     target_symbol: SymbolIndex,
[INFO] [stdout]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `symbol_table`
[INFO] [stdout]    --> src/main.rs:187:5
[INFO] [stdout]     |
[INFO] [stdout] 187 |     symbol_table: &mut SymbolTable,
[INFO] [stdout]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get` is never used
[INFO] [stdout]   --> src/main.rs:33:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl SymbolTable {
[INFO] [stdout]    | ---------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub fn get(&self, index: SymbolIndex) -> &SymbolTableEntry {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_expr` is never used
[INFO] [stdout]    --> src/main.rs:127:4
[INFO] [stdout]     |
[INFO] [stdout] 127 | fn transform_expr(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_factor` is never used
[INFO] [stdout]    --> src/main.rs:170:4
[INFO] [stdout]     |
[INFO] [stdout] 170 | fn transform_factor(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_unary` is never used
[INFO] [stdout]    --> src/main.rs:184:4
[INFO] [stdout]     |
[INFO] [stdout] 184 | fn transform_unary(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `transform_term` is never used
[INFO] [stdout]    --> src/main.rs:192:4
[INFO] [stdout]     |
[INFO] [stdout] 192 | fn transform_term(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `copy` is never used
[INFO] [stdout]    --> src/main.rs:230:4
[INFO] [stdout]     |
[INFO] [stdout] 230 | fn copy(src: SymbolIndex, dest: SymbolIndex, symbol_table: &mut SymbolTable) -> Vec<Instruction> {
[INFO] [stdout]     |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `comp` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub struct BExpr {
[INFO] [stdout]     |            ----- fields in this struct
[INFO] [stdout] 165 |     pub comp: Comp,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 166 |     pub op: Option<(BExprOp, Box<BExpr>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BExpr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expr` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 208 | pub struct Comp {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 209 |     pub expr: Expr,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 210 |     pub op: Option<(CompOp, Box<Comp>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Comp` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `factor` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:266:9
[INFO] [stdout]     |
[INFO] [stdout] 265 | pub struct Expr {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout] 266 |     pub factor: Factor,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 267 |     pub op: Option<(ExprOp, Box<Expr>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `unary` and `op` are never read
[INFO] [stdout]    --> src/ast.rs:309:9
[INFO] [stdout]     |
[INFO] [stdout] 308 | pub struct Factor {
[INFO] [stdout]     |            ------ fields in this struct
[INFO] [stdout] 309 |     pub unary: Unary,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 310 |     pub op: Option<(FactorOp, Box<Factor>)>,
[INFO] [stdout]     |         ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Factor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:342:10
[INFO] [stdout]     |
[INFO] [stdout] 342 |     Term(Term),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Unary` has a derived impl for the trait `Debug`, but this is 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] 342 -     Term(Term),
[INFO] [stdout] 342 +     Term(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `op` and `unary` are never read
[INFO] [stdout]    --> src/ast.rs:343:13
[INFO] [stdout]     |
[INFO] [stdout] 343 |     Unary { op: UnaryOp, unary: Box<Unary> },
[INFO] [stdout]     |     -----   ^^           ^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Unary` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:374:13
[INFO] [stdout]     |
[INFO] [stdout] 374 |     Literal(Literal),
[INFO] [stdout]     |     ------- ^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 374 -     Literal(Literal),
[INFO] [stdout] 374 +     Literal(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:375:10
[INFO] [stdout]     |
[INFO] [stdout] 375 |     Iden(Iden),
[INFO] [stdout]     |     ---- ^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 375 -     Iden(Iden),
[INFO] [stdout] 375 +     Iden(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/ast.rs:376:10
[INFO] [stdout]     |
[INFO] [stdout] 376 |     Expr(Box<Expr>),
[INFO] [stdout]     |     ---- ^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 376 -     Expr(Box<Expr>),
[INFO] [stdout] 376 +     Expr(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]    --> src/ast.rs:398:9
[INFO] [stdout]     |
[INFO] [stdout] 397 | pub struct Literal {
[INFO] [stdout]     |            ------- field in this struct
[INFO] [stdout] 398 |     pub value: u8,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Incr` is never constructed
[INFO] [stdout]   --> src/ir.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | pub enum Instruction {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 16 |     Incr { n: u8 },
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "11d4907b766e5ff1768e6490b751741c7dcde73fcd8e09373ef2cef2e65559a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11d4907b766e5ff1768e6490b751741c7dcde73fcd8e09373ef2cef2e65559a2", kill_on_drop: false }`
[INFO] [stdout] 11d4907b766e5ff1768e6490b751741c7dcde73fcd8e09373ef2cef2e65559a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 65db0ae1d5b70487d58e7e564e70583195e0d8b7b324f240ee211eb682b450f6
[INFO] running `Command { std: "docker" "start" "-a" "65db0ae1d5b70487d58e7e564e70583195e0d8b7b324f240ee211eb682b450f6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `b`
[INFO] [stderr]    --> src/main.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |     b: &BExpr,
[INFO] [stderr]     |     ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target_symbol`
[INFO] [stderr]    --> src/main.rs:121:5
[INFO] [stderr]     |
[INFO] [stderr] 121 |     target_symbol: SymbolIndex,
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `symbol_table`
[INFO] [stderr]    --> src/main.rs:122:5
[INFO] [stderr]     |
[INFO] [stderr] 122 |     symbol_table: &mut SymbolTable,
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `u`
[INFO] [stderr]    --> src/main.rs:185:5
[INFO] [stderr]     |
[INFO] [stderr] 185 |     u: &Unary,
[INFO] [stderr]     |     ^ help: if this is intentional, prefix it with an underscore: `_u`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `target_symbol`
[INFO] [stderr]    --> src/main.rs:186:5
[INFO] [stderr]     |
[INFO] [stderr] 186 |     target_symbol: SymbolIndex,
[INFO] [stderr]     |     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_target_symbol`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `symbol_table`
[INFO] [stderr]    --> src/main.rs:187:5
[INFO] [stderr]     |
[INFO] [stderr] 187 |     symbol_table: &mut SymbolTable,
[INFO] [stderr]     |     ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_symbol_table`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get` is never used
[INFO] [stderr]   --> src/main.rs:33:12
[INFO] [stderr]    |
[INFO] [stderr] 28 | impl SymbolTable {
[INFO] [stderr]    | ---------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 33 |     pub fn get(&self, index: SymbolIndex) -> &SymbolTableEntry {
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_expr` is never used
[INFO] [stderr]    --> src/main.rs:127:4
[INFO] [stderr]     |
[INFO] [stderr] 127 | fn transform_expr(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_factor` is never used
[INFO] [stderr]    --> src/main.rs:170:4
[INFO] [stderr]     |
[INFO] [stderr] 170 | fn transform_factor(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_unary` is never used
[INFO] [stderr]    --> src/main.rs:184:4
[INFO] [stderr]     |
[INFO] [stderr] 184 | fn transform_unary(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `transform_term` is never used
[INFO] [stderr]    --> src/main.rs:192:4
[INFO] [stderr]     |
[INFO] [stderr] 192 | fn transform_term(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `copy` is never used
[INFO] [stderr]    --> src/main.rs:230:4
[INFO] [stderr]     |
[INFO] [stderr] 230 | fn copy(src: SymbolIndex, dest: SymbolIndex, symbol_table: &mut SymbolTable) -> Vec<Instruction> {
[INFO] [stderr]     |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `comp` and `op` are never read
[INFO] [stderr]    --> src/ast.rs:165:9
[INFO] [stderr]     |
[INFO] [stderr] 164 | pub struct BExpr {
[INFO] [stderr]     |            ----- fields in this struct
[INFO] [stderr] 165 |     pub comp: Comp,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 166 |     pub op: Option<(BExprOp, Box<BExpr>)>,
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `BExpr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `expr` and `op` are never read
[INFO] [stderr]    --> src/ast.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 208 | pub struct Comp {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr] 209 |     pub expr: Expr,
[INFO] [stderr]     |         ^^^^
[INFO] [stderr] 210 |     pub op: Option<(CompOp, Box<Comp>)>,
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Comp` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `factor` and `op` are never read
[INFO] [stderr]    --> src/ast.rs:266:9
[INFO] [stderr]     |
[INFO] [stderr] 265 | pub struct Expr {
[INFO] [stderr]     |            ---- fields in this struct
[INFO] [stderr] 266 |     pub factor: Factor,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 267 |     pub op: Option<(ExprOp, Box<Expr>)>,
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Expr` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `unary` and `op` are never read
[INFO] [stderr]    --> src/ast.rs:309:9
[INFO] [stderr]     |
[INFO] [stderr] 308 | pub struct Factor {
[INFO] [stderr]     |            ------ fields in this struct
[INFO] [stderr] 309 |     pub unary: Unary,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr] 310 |     pub op: Option<(FactorOp, Box<Factor>)>,
[INFO] [stderr]     |         ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Factor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast.rs:342:10
[INFO] [stderr]     |
[INFO] [stderr] 342 |     Term(Term),
[INFO] [stderr]     |     ---- ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Unary` has a derived impl for the trait `Debug`, but this is 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] 342 -     Term(Term),
[INFO] [stderr] 342 +     Term(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: fields `op` and `unary` are never read
[INFO] [stderr]    --> src/ast.rs:343:13
[INFO] [stderr]     |
[INFO] [stderr] 343 |     Unary { op: UnaryOp, unary: Box<Unary> },
[INFO] [stderr]     |     -----   ^^           ^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     fields in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Unary` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast.rs:374:13
[INFO] [stderr]     |
[INFO] [stderr] 374 |     Literal(Literal),
[INFO] [stderr]     |     ------- ^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 374 -     Literal(Literal),
[INFO] [stderr] 374 +     Literal(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast.rs:375:10
[INFO] [stderr]     |
[INFO] [stderr] 375 |     Iden(Iden),
[INFO] [stderr]     |     ---- ^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 375 -     Iden(Iden),
[INFO] [stderr] 375 +     Iden(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/ast.rs:376:10
[INFO] [stderr]     |
[INFO] [stderr] 376 |     Expr(Box<Expr>),
[INFO] [stderr]     |     ---- ^^^^^^^^^
[INFO] [stderr]     |     |
[INFO] [stderr]     |     field in this variant
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Term` has a derived impl for the trait `Debug`, but this is 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] 376 -     Expr(Box<Expr>),
[INFO] [stderr] 376 +     Expr(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `value` is never read
[INFO] [stderr]    --> src/ast.rs:398:9
[INFO] [stderr]     |
[INFO] [stderr] 397 | pub struct Literal {
[INFO] [stderr]     |            ------- field in this struct
[INFO] [stderr] 398 |     pub value: u8,
[INFO] [stderr]     |         ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `Literal` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Incr` is never constructed
[INFO] [stderr]   --> src/ir.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr]  5 | pub enum Instruction {
[INFO] [stderr]    |          ----------- variant in this enum
[INFO] [stderr] ...
[INFO] [stderr] 16 |     Incr { n: u8 },
[INFO] [stderr]    |     ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Instruction` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `lobotomy` (bin "lobotomy" test) generated 23 warnings (run `cargo fix --bin "lobotomy" -p lobotomy --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lobotomy-cae863623a74e9f7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::run_test_programs ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- test::run_test_programs stdout ----
[INFO] [stdout] Running src/test/00_assignment
[INFO] [stdout] 
[INFO] [stdout] thread 'test::run_test_programs' (17) panicked at src/main.rs:124:5:
[INFO] [stdout] not yet implemented
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x626d775b5cda - std[f92b4c606f291077]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x626d775b5cda - std[f92b4c606f291077]::backtrace_rs::backtrace::trace_unsynchronized::<std[f92b4c606f291077]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x626d775b5cda - std[f92b4c606f291077]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x626d775b5cda - <<std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[786f478f706679df]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x626d775c9f2a - <core[786f478f706679df]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x626d775c9f2a - core[786f478f706679df]::fmt::write
[INFO] [stdout]    6:     0x626d775ba562 - std[f92b4c606f291077]::io::default_write_fmt::<alloc[64763625b5a07cdb]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x626d775ba562 - <alloc[64763625b5a07cdb]::vec::Vec<u8> as std[f92b4c606f291077]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x626d77594b9f - <std[f92b4c606f291077]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x626d77594b9f - std[f92b4c606f291077]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x626d775adf39 - std[f92b4c606f291077]::panicking::default_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x626d7753f56c - <alloc[64763625b5a07cdb]::boxed::Box<dyn for<'a, 'b> core[786f478f706679df]::ops::function::Fn<(&'a std[f92b4c606f291077]::panic::PanicHookInfo<'b>,), Output = ()> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::Fn<(&std[f92b4c606f291077]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x626d7753f56c - test[20e1f0ae6cad7a17]::test_main_with_exit_callback::<test[20e1f0ae6cad7a17]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x626d775ae0f2 - <alloc[64763625b5a07cdb]::boxed::Box<dyn for<'a, 'b> core[786f478f706679df]::ops::function::Fn<(&'a std[f92b4c606f291077]::panic::PanicHookInfo<'b>,), Output = ()> + core[786f478f706679df]::marker::Sync + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::Fn<(&std[f92b4c606f291077]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x626d775ae0f2 - std[f92b4c606f291077]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x626d77594c8a - std[f92b4c606f291077]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:691:13
[INFO] [stdout]   16:     0x626d7758c4a9 - std[f92b4c606f291077]::sys::backtrace::__rust_end_short_backtrace::<std[f92b4c606f291077]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x626d7759596d - __rustc[8241495c18a89d70]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x626d775ca6bc - core[786f478f706679df]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x626d775ca682 - core[786f478f706679df]::panicking::panic
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panicking.rs:150:5
[INFO] [stdout]   20:     0x626d7752909b - lobotomy[5e870c849822874e]::transform_bexpr
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:124:5
[INFO] [stdout]   21:     0x626d77529824 - lobotomy[5e870c849822874e]::transform_assignment
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:111:5
[INFO] [stdout]   22:     0x626d7752973e - lobotomy[5e870c849822874e]::transform_statement
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:97:37
[INFO] [stdout]   23:     0x626d77529655 - lobotomy[5e870c849822874e]::transform_program
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:89:28
[INFO] [stdout]   24:     0x626d77529a41 - lobotomy[5e870c849822874e]::compile
[INFO] [stdout]                                at /opt/rustwide/workdir/src/main.rs:368:24
[INFO] [stdout]   25:     0x626d775171e9 - lobotomy[5e870c849822874e]::test::run_test_programs
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test/mod.rs:29:23
[INFO] [stdout]   26:     0x626d77516427 - lobotomy[5e870c849822874e]::test::run_test_programs::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/test/mod.rs:10:23
[INFO] [stdout]   27:     0x626d77513706 - <lobotomy[5e870c849822874e]::test::run_test_programs::{closure#0} as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x626d7753364b - <fn() -> core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   29:     0x626d7753364b - test[20e1f0ae6cad7a17]::__rust_begin_short_backtrace::<core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>, fn() -> core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:663:18
[INFO] [stdout]   30:     0x626d7754003b - test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:686:74
[INFO] [stdout]   31:     0x626d7754003b - <core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   32:     0x626d7754003b - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>, core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x626d7754003b - std[f92b4c606f291077]::panicking::catch_unwind::<core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>, core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x626d7754003b - std[f92b4c606f291077]::panic::catch_unwind::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<test[20e1f0ae6cad7a17]::run_test_in_process::{closure#0}>, core[786f478f706679df]::result::Result<(), alloc[64763625b5a07cdb]::string::String>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x626d7754003b - test[20e1f0ae6cad7a17]::run_test_in_process
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:686:27
[INFO] [stdout]   36:     0x626d7754003b - test[20e1f0ae6cad7a17]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:607:43
[INFO] [stdout]   37:     0x626d7753b754 - test[20e1f0ae6cad7a17]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/test/src/lib.rs:637:41
[INFO] [stdout]   38:     0x626d7753b754 - std[f92b4c606f291077]::sys::backtrace::__rust_begin_short_backtrace::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   39:     0x626d77542c42 - std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   40:     0x626d77542c42 - <core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   41:     0x626d77542c42 - std[f92b4c606f291077]::panicking::catch_unwind::do_call::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:581:40
[INFO] [stdout]   42:     0x626d77542c42 - std[f92b4c606f291077]::panicking::catch_unwind::<(), core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panicking.rs:544:19
[INFO] [stdout]   43:     0x626d77542c42 - std[f92b4c606f291077]::panic::catch_unwind::<core[786f478f706679df]::panic::unwind_safe::AssertUnwindSafe<std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/panic.rs:359:14
[INFO] [stdout]   44:     0x626d77542c42 - std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked::<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   45:     0x626d77542c42 - <std[f92b4c606f291077]::thread::lifecycle::spawn_unchecked<test[20e1f0ae6cad7a17]::run_test::{closure#1}, ()>::{closure#1} as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x626d775b528f - <alloc[64763625b5a07cdb]::boxed::Box<dyn core[786f478f706679df]::ops::function::FnOnce<(), Output = ()> + core[786f478f706679df]::marker::Send> as core[786f478f706679df]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   47:     0x626d775b528f - <std[f92b4c606f291077]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/1f7f8ea0721a3b1eb73e6c6d25cccb371434b320/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   48:     0x7508409c0aa4 - <unknown>
[INFO] [stdout]   49:     0x750840a4da64 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     test::run_test_programs
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin lobotomy`
[INFO] running `Command { std: "docker" "inspect" "65db0ae1d5b70487d58e7e564e70583195e0d8b7b324f240ee211eb682b450f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65db0ae1d5b70487d58e7e564e70583195e0d8b7b324f240ee211eb682b450f6", kill_on_drop: false }`
[INFO] [stdout] 65db0ae1d5b70487d58e7e564e70583195e0d8b7b324f240ee211eb682b450f6
