[INFO] cloning repository https://github.com/ariel215/chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ariel215/chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fariel215%2Fchip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fariel215%2Fchip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b60286e69c759d19a91433b9967b0aa80bfaf612
[INFO] checking ariel215/chip8 against try#93086cfebfccb79083c59d0d3b2052944bba643c for pr-146440-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fariel215%2Fchip8" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ariel215/chip8
[INFO] finished tweaking git repo https://github.com/ariel215/chip8
[INFO] tweaked toml for git repo https://github.com/ariel215/chip8 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ariel215/chip8 on toolchain 93086cfebfccb79083c59d0d3b2052944bba643c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ariel215/chip8 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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest Rust 1.98.0-nightly compatible version
[INFO] [stderr]     Updating getrandom v0.2.15 -> v0.2.17 (available: v0.4.2)
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72ee135212325d1225bc011937871d9ad54af933562d22d5e90a0683efe2e2e9
[INFO] running `Command { std: "docker" "start" "-a" "72ee135212325d1225bc011937871d9ad54af933562d22d5e90a0683efe2e2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ee135212325d1225bc011937871d9ad54af933562d22d5e90a0683efe2e2e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ee135212325d1225bc011937871d9ad54af933562d22d5e90a0683efe2e2e9", kill_on_drop: false }`
[INFO] [stdout] 72ee135212325d1225bc011937871d9ad54af933562d22d5e90a0683efe2e2e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-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" "+93086cfebfccb79083c59d0d3b2052944bba643c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a779bc8a1fee2fd70fd2b1c4e90687b1e921fd19b59b2ab553ef4108e451b0f
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[INFO] [stderr]     Checking chip8cc v0.1.0 (/opt/rustwide/workdir/chip8cc)
[INFO] [stdout] warning: unused import: `Pair`
[INFO] [stdout]  --> chip8cc/src/c.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     iterators::{Pair, Pairs},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `left`
[INFO] [stdout]    --> chip8cc/src/c.rs:152:14
[INFO] [stdout]     |
[INFO] [stdout] 152 | macro_rules! left {
[INFO] [stdout]     |              ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `right`
[INFO] [stdout]    --> chip8cc/src/c.rs:161:14
[INFO] [stdout]     |
[INFO] [stdout] 161 | macro_rules! right {
[INFO] [stdout]     |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `operation`
[INFO] [stdout]    --> chip8cc/src/c.rs:170:14
[INFO] [stdout]     |
[INFO] [stdout] 170 | macro_rules! operation {
[INFO] [stdout]     |              ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap` and `ops::Range`
[INFO] [stdout]  --> chip8cc/src/labels.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout] 3 |     hash::Hash,
[INFO] [stdout] 4 |     ops::Range,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Pair`
[INFO] [stdout]  --> chip8cc/src/c.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 |     iterators::{Pair, Pairs},
[INFO] [stdout]   |                 ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BTreeMap` and `ops::Range`
[INFO] [stdout]  --> chip8cc/src/labels.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{BTreeMap, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^
[INFO] [stdout] 3 |     hash::Hash,
[INFO] [stdout] 4 |     ops::Range,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stdout] warning: unused import: `Parser`
[INFO] [stdout]  --> chip8cc/src/c.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     Parser as PestParser,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instructions`
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn new(instructions: &[Instruction]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instructions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `instructions`
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:53:12
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn new(instructions: &[Instruction]) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_instructions`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]    --> chip8cc/src/c.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn parse_string<'a>(string: Pairs<'a, Rule>) -> String {
[INFO] [stdout]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `string`
[INFO] [stdout]    --> chip8cc/src/c.rs:196:21
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn parse_string<'a>(string: Pairs<'a, Rule>) -> String {
[INFO] [stdout]     |                     ^^^^^^ help: if this is intentional, prefix it with an underscore: `_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking zvariant_utils v3.2.0
[INFO] [stderr]     Checking enumflags2 v0.7.12
[INFO] [stdout] warning: struct `InstructionHandle` is never constructed
[INFO] [stdout]  --> chip8cc/src/basicblock.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct InstructionHandle(usize);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BBHandle` is never constructed
[INFO] [stdout]  --> chip8cc/src/basicblock.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct BBHandle(usize);
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BasicBlock` is never constructed
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct BasicBlock {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `blocks` is never used
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BasicBlock {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 16 |     fn blocks(instructions: &[Line]) -> Vec<BasicBlock> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CFG` is never constructed
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct CFG {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl CFG {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(instructions: &[Instruction]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprId` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct ExprId(usize);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScopeId` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct ScopeId(usize);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Value` is never used
[INFO] [stdout]   --> chip8cc/src/c.rs:71:6
[INFO] [stdout]    |
[INFO] [stdout] 71 | enum Value {
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BoxExpr` is never used
[INFO] [stdout]   --> chip8cc/src/c.rs:77:6
[INFO] [stdout]    |
[INFO] [stdout] 77 | type BoxExpr<'a> = BBox<'a, Expression<'a>>;
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `UnaryExpression` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:80:8
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct UnaryExpression<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BinaryExpression` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:86:8
[INFO] [stdout]    |
[INFO] [stdout] 86 | struct BinaryExpression<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpressionList` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct ExpressionList<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Operation` is never used
[INFO] [stdout]   --> chip8cc/src/c.rs:98:6
[INFO] [stdout]    |
[INFO] [stdout] 98 | enum Operation {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AssignmentOp` is never used
[INFO] [stdout]    --> chip8cc/src/c.rs:134:6
[INFO] [stdout]     |
[INFO] [stdout] 134 | enum AssignmentOp {
[INFO] [stdout]     |      ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Expression` is never used
[INFO] [stdout]    --> chip8cc/src/c.rs:146:6
[INFO] [stdout]     |
[INFO] [stdout] 146 | enum Expression<'a> {
[INFO] [stdout]     |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_constant` is never used
[INFO] [stdout]    --> chip8cc/src/c.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn parse_constant<'a>(mut constant: Pairs<'a, Rule>) -> u64 {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_string` is never used
[INFO] [stdout]    --> chip8cc/src/c.rs:196:4
[INFO] [stdout]     |
[INFO] [stdout] 196 | fn parse_string<'a>(string: Pairs<'a, Rule>) -> String {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_expression` is never used
[INFO] [stdout]    --> chip8cc/src/c.rs:200:4
[INFO] [stdout]     |
[INFO] [stdout] 200 | fn parse_expression<'input, 'arena>(
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> chip8cc/src/labels.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 | pub fn parse_program(file: &str) -> Result<Program, Error> {
[INFO] [stdout]     |                            ^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 323 | pub fn parse_program(file: &str) -> Result<Program<'_>, Error> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `InstructionHandle` is never constructed
[INFO] [stdout]  --> chip8cc/src/basicblock.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct InstructionHandle(usize);
[INFO] [stdout]   |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BBHandle` is never constructed
[INFO] [stdout]  --> chip8cc/src/basicblock.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct BBHandle(usize);
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BasicBlock` is never constructed
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:10:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct BasicBlock {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `blocks` is never used
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl BasicBlock {
[INFO] [stdout]    | --------------- associated function in this implementation
[INFO] [stdout] 16 |     fn blocks(instructions: &[Line]) -> Vec<BasicBlock> {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CFG` is never constructed
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:47:8
[INFO] [stdout]    |
[INFO] [stdout] 47 | struct CFG {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> chip8cc/src/basicblock.rs:53:8
[INFO] [stdout]    |
[INFO] [stdout] 52 | impl CFG {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] 53 |     fn new(instructions: &[Instruction]) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExprId` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout] 14 | struct ExprId(usize);
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ScopeId` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct ScopeId(usize);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `operand` is never read
[INFO] [stdout]   --> chip8cc/src/c.rs:81:5
[INFO] [stdout]    |
[INFO] [stdout] 80 | struct UnaryExpression<'a> {
[INFO] [stdout]    |        --------------- field in this struct
[INFO] [stdout] 81 |     operand: BoxExpr<'a>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `UnaryExpression` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ExpressionList` is never constructed
[INFO] [stdout]   --> chip8cc/src/c.rs:93:8
[INFO] [stdout]    |
[INFO] [stdout] 93 | struct ExpressionList<'a> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> chip8cc/src/c.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout]  98 | enum Operation {
[INFO] [stdout]     |      --------- variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 117 |     Eq,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 118 |     Neq,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     Gt,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 120 |     Lt,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 121 |     Geq,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 122 |     Leq,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 123 |     BinaryAnd,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 124 |     BinaryOr,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 125 |     BinaryXor,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 126 |     LogicalAnd,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 127 |     LogicalOr,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 128 |     Call,
[INFO] [stdout] 129 |     Comma,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Operation` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `ModEq`, `AndEq`, and `OrEq` are never constructed
[INFO] [stdout]    --> chip8cc/src/c.rs:138:5
[INFO] [stdout]     |
[INFO] [stdout] 134 | enum AssignmentOp {
[INFO] [stdout]     |      ------------ variants in this enum
[INFO] [stdout] ...
[INFO] [stdout] 138 |     ModEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 141 |     AndEq,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 142 |     OrEq,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AssignmentOp` 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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> chip8cc/src/labels.rs:323:28
[INFO] [stdout]     |
[INFO] [stdout] 323 | pub fn parse_program(file: &str) -> Result<Program, Error> {
[INFO] [stdout]     |                            ^^^^            ^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 323 | pub fn parse_program(file: &str) -> Result<Program<'_>, Error> {
[INFO] [stdout]     |                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling zvariant_derive v5.6.0
[INFO] [stderr]    Compiling zvariant v5.6.0
[INFO] [stderr]     Checking zbus_names v4.2.0
[INFO] [stderr]    Compiling zbus_macros v5.8.0
[INFO] [stderr]     Checking zbus v5.6.0
[INFO] [stderr]     Checking raylib v5.0.2
[INFO] [stderr]     Checking ashpd v0.11.0
[INFO] [stderr]     Checking chippy v0.1.0 (/opt/rustwide/workdir/chippy)
[INFO] [stdout] warning: unused import: `logging`
[INFO] [stdout]   --> chippy/src/frontend/raylib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     logging
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `logging`
[INFO] [stdout]   --> chippy/src/frontend/raylib.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 |     logging
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 other => print!("unknown key input: {:?}", other)
[INFO] [stdout]     |                 ^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout]  99 |                 KeyInput::Step => {
[INFO] [stdout]     |                 -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 KeyInput::Chip8Key(val) => {
[INFO] [stdout]     |                 ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |                 KeyInput::TogglePause => self.mode = EmulatorMode::Running,
[INFO] [stdout]     |                 --------------------- matches some of the same values
[INFO] [stdout] 108 |                 KeyInput::ToggleDebug => self.display.toggle_debug(),
[INFO] [stdout]     |                 --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 114 |                 other => print!("unknown key input: {:?}", other)
[INFO] [stdout]     |                 ^^^^^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 |                 other => print!("unknown key input: {:?}", other)
[INFO] [stdout]     |                 ^^^^^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout]  99 |                 KeyInput::Step => {
[INFO] [stdout]     |                 -------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 103 |                 KeyInput::Chip8Key(val) => {
[INFO] [stdout]     |                 ----------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 107 |                 KeyInput::TogglePause => self.mode = EmulatorMode::Running,
[INFO] [stdout]     |                 --------------------- matches some of the same values
[INFO] [stdout] 108 |                 KeyInput::ToggleDebug => self.display.toggle_debug(),
[INFO] [stdout]     |                 --------------------- matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 114 |                 other => print!("unknown key input: {:?}", other)
[INFO] [stdout]     |                 ^^^^^ ...and 3 other patterns collectively make this unreachable
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FONT_FILE` is never used
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl RaylibDisplay {
[INFO] [stdout]     | ------------------ associated constant in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub const FONT_FILE: &'static [u8] =
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `FONT_FILE` is never used
[INFO] [stdout]    --> chippy/src/frontend/raylib.rs:253:15
[INFO] [stdout]     |
[INFO] [stdout] 201 | impl RaylibDisplay {
[INFO] [stdout]     | ------------------ associated constant in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 253 |     pub const FONT_FILE: &'static [u8] =
[INFO] [stdout]     |               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cfg_if::cfg_if`
[INFO] [stdout]  --> chippy/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cfg_if::cfg_if;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Chip8Driver`, `EmulatorMode`, and `run`
[INFO] [stdout]  --> chippy/src/main.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chippy::driver::{self, run, Chip8Driver, EmulatorMode};
[INFO] [stdout]   |                            ^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> chippy/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clio::*`
[INFO] [stdout]  --> chippy/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clio::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `cfg_if::cfg_if`
[INFO] [stdout]  --> chippy/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cfg_if::cfg_if;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Chip8Driver`, `EmulatorMode`, and `run`
[INFO] [stdout]  --> chippy/src/main.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use chippy::driver::{self, run, Chip8Driver, EmulatorMode};
[INFO] [stdout]   |                            ^^^  ^^^^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Read`
[INFO] [stdout]  --> chippy/src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::Read;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `clio::*`
[INFO] [stdout]  --> chippy/src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use clio::*;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "8a779bc8a1fee2fd70fd2b1c4e90687b1e921fd19b59b2ab553ef4108e451b0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a779bc8a1fee2fd70fd2b1c4e90687b1e921fd19b59b2ab553ef4108e451b0f", kill_on_drop: false }`
[INFO] [stdout] 8a779bc8a1fee2fd70fd2b1c4e90687b1e921fd19b59b2ab553ef4108e451b0f
