[INFO] cloning repository https://github.com/derekwheel/chip8-disassembler
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/derekwheel/chip8-disassembler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce065be58fb6f66e484baef62722c7e95c516f1d
[INFO] building derekwheel/chip8-disassembler against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fderekwheel%2Fchip8-disassembler" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/derekwheel/chip8-disassembler on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/derekwheel/chip8-disassembler
[INFO] finished tweaking git repo https://github.com/derekwheel/chip8-disassembler
[INFO] tweaked toml for git repo https://github.com/derekwheel/chip8-disassembler written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/derekwheel/chip8-disassembler 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" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] db900570d306060283ff5139c264f6dfe97b08ec20442bbcd7b9a717dabd92e2
[INFO] running `Command { std: "docker" "start" "-a" "db900570d306060283ff5139c264f6dfe97b08ec20442bbcd7b9a717dabd92e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db900570d306060283ff5139c264f6dfe97b08ec20442bbcd7b9a717dabd92e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db900570d306060283ff5139c264f6dfe97b08ec20442bbcd7b9a717dabd92e2", kill_on_drop: false }`
[INFO] [stdout] db900570d306060283ff5139c264f6dfe97b08ec20442bbcd7b9a717dabd92e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86184b210bfe9b2c25e5740194cdfdc32ea1023a2c1fa346478117eba883990c
[INFO] running `Command { std: "docker" "start" "-a" "86184b210bfe9b2c25e5740194cdfdc32ea1023a2c1fa346478117eba883990c", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/opcode/mod.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Call(Address),
[INFO] [stdout]   |     ---- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 9 -     Call(Address),
[INFO] [stdout] 9 +     Call(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Jump(Address),
[INFO] [stdout]    |     ---- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 11 -     Jump(Address),
[INFO] [stdout] 11 +     Jump(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     CallSubroutine(Address),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 13 -     CallSubroutine(Address),
[INFO] [stdout] 13 +     CallSubroutine(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     SkipIfEqual(RegisterAndValue),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 15 -     SkipIfEqual(RegisterAndValue),
[INFO] [stdout] 15 +     SkipIfEqual(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     SkipIfNotEqual(RegisterAndValue),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 17 -     SkipIfNotEqual(RegisterAndValue),
[INFO] [stdout] 17 +     SkipIfNotEqual(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     SkipIfEqualRegister(TwoRegisters),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 19 -     SkipIfEqualRegister(TwoRegisters),
[INFO] [stdout] 19 +     SkipIfEqualRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |     SetValue(RegisterAndValue),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 21 -     SetValue(RegisterAndValue),
[INFO] [stdout] 21 +     SetValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     AddValue(RegisterAndValue),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 23 -     AddValue(RegisterAndValue),
[INFO] [stdout] 23 +     AddValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |     AssignRegister(TwoRegisters),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 25 -     AssignRegister(TwoRegisters),
[INFO] [stdout] 25 +     AssignRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     BitwiseOr(TwoRegisters),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 26 -     BitwiseOr(TwoRegisters),
[INFO] [stdout] 26 +     BitwiseOr(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     BitwiseAnd(TwoRegisters),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 27 -     BitwiseAnd(TwoRegisters),
[INFO] [stdout] 27 +     BitwiseAnd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     BitwiseXor(TwoRegisters),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 28 -     BitwiseXor(TwoRegisters),
[INFO] [stdout] 28 +     BitwiseXor(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     AddRegister(TwoRegisters),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 29 -     AddRegister(TwoRegisters),
[INFO] [stdout] 29 +     AddRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SubtractRegister(TwoRegisters),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 30 -     SubtractRegister(TwoRegisters),
[INFO] [stdout] 30 +     SubtractRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     RightShiftByOne(TwoRegisters),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 31 -     RightShiftByOne(TwoRegisters),
[INFO] [stdout] 31 +     RightShiftByOne(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ReverseSubtractRegister(TwoRegisters),
[INFO] [stdout]    |     ----------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 32 -     ReverseSubtractRegister(TwoRegisters),
[INFO] [stdout] 32 +     ReverseSubtractRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     LeftShiftByOne(TwoRegisters),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 33 -     LeftShiftByOne(TwoRegisters),
[INFO] [stdout] 33 +     LeftShiftByOne(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SkipIfNotEqualRegister(TwoRegisters),
[INFO] [stdout]    |     ---------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 35 -     SkipIfNotEqualRegister(TwoRegisters),
[INFO] [stdout] 35 +     SkipIfNotEqualRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     SetMemoryToValue(Address),
[INFO] [stdout]    |     ---------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 37 -     SetMemoryToValue(Address),
[INFO] [stdout] 37 +     SetMemoryToValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     JumpWithOffset(Address),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 39 -     JumpWithOffset(Address),
[INFO] [stdout] 39 +     JumpWithOffset(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |     RandAnd(RegisterAndValue),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 41 -     RandAnd(RegisterAndValue),
[INFO] [stdout] 41 +     RandAnd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Draw(TwoRegisters),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 43 -     Draw(TwoRegisters),
[INFO] [stdout] 43 +     Draw(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     SkipIfKeyPressed(OneRegister),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 45 -     SkipIfKeyPressed(OneRegister),
[INFO] [stdout] 45 +     SkipIfKeyPressed(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     SkipIfKeyNotPressed(OneRegister),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 46 -     SkipIfKeyNotPressed(OneRegister),
[INFO] [stdout] 46 +     SkipIfKeyNotPressed(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     SetFromDelayTimer(OneRegister),
[INFO] [stdout]    |     ----------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 48 -     SetFromDelayTimer(OneRegister),
[INFO] [stdout] 48 +     SetFromDelayTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     GetKey(OneRegister),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 49 -     GetKey(OneRegister),
[INFO] [stdout] 49 +     GetKey(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |     SetDelayTimer(OneRegister),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 50 -     SetDelayTimer(OneRegister),
[INFO] [stdout] 50 +     SetDelayTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     SetSoundTimer(OneRegister),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 51 -     SetSoundTimer(OneRegister),
[INFO] [stdout] 51 +     SetSoundTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |     AddRegisterToMemory(OneRegister),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 52 -     AddRegisterToMemory(OneRegister),
[INFO] [stdout] 52 +     AddRegisterToMemory(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     SetChar(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 53 -     SetChar(OneRegister),
[INFO] [stdout] 53 +     SetChar(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     SetMemoryToBcd(OneRegister),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 54 -     SetMemoryToBcd(OneRegister),
[INFO] [stdout] 54 +     SetMemoryToBcd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     RegDump(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 55 -     RegDump(OneRegister),
[INFO] [stdout] 55 +     RegDump(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |     RegLoad(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 56 -     RegLoad(OneRegister),
[INFO] [stdout] 56 +     RegLoad(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]  --> src/opcode/args.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Address {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 3 |     addr: u16
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Address` 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 `register` and `value` are never read
[INFO] [stdout]   --> src/opcode/args.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct RegisterAndValue {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 17 |     register: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     value: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegisterAndValue` 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 `register` is never read
[INFO] [stdout]   --> src/opcode/args.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct OneRegister {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 31 |     register: usize
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OneRegister` 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 `register1` and `register2` are never read
[INFO] [stdout]   --> src/opcode/args.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct TwoRegisters {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 43 |     register1: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 44 |     register2: usize
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TwoRegisters` 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 0.49s
[INFO] running `Command { std: "docker" "inspect" "86184b210bfe9b2c25e5740194cdfdc32ea1023a2c1fa346478117eba883990c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86184b210bfe9b2c25e5740194cdfdc32ea1023a2c1fa346478117eba883990c", kill_on_drop: false }`
[INFO] [stdout] 86184b210bfe9b2c25e5740194cdfdc32ea1023a2c1fa346478117eba883990c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25bd425b36611b3cbdf3d6b2a8f8c85e81195ca1e43d8c41f5f3ce067699baac
[INFO] running `Command { std: "docker" "start" "-a" "25bd425b36611b3cbdf3d6b2a8f8c85e81195ca1e43d8c41f5f3ce067699baac", kill_on_drop: false }`
[INFO] [stderr]    Compiling chip8-disassembler v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> src/opcode/mod.rs:9:10
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Call(Address),
[INFO] [stdout]   |     ---- ^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Opcode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[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] 9 -     Call(Address),
[INFO] [stdout] 9 +     Call(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:11:10
[INFO] [stdout]    |
[INFO] [stdout] 11 |     Jump(Address),
[INFO] [stdout]    |     ---- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 11 -     Jump(Address),
[INFO] [stdout] 11 +     Jump(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:13:20
[INFO] [stdout]    |
[INFO] [stdout] 13 |     CallSubroutine(Address),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 13 -     CallSubroutine(Address),
[INFO] [stdout] 13 +     CallSubroutine(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |     SkipIfEqual(RegisterAndValue),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 15 -     SkipIfEqual(RegisterAndValue),
[INFO] [stdout] 15 +     SkipIfEqual(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     SkipIfNotEqual(RegisterAndValue),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 17 -     SkipIfNotEqual(RegisterAndValue),
[INFO] [stdout] 17 +     SkipIfNotEqual(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:19:25
[INFO] [stdout]    |
[INFO] [stdout] 19 |     SkipIfEqualRegister(TwoRegisters),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 19 -     SkipIfEqualRegister(TwoRegisters),
[INFO] [stdout] 19 +     SkipIfEqualRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:21:14
[INFO] [stdout]    |
[INFO] [stdout] 21 |     SetValue(RegisterAndValue),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 21 -     SetValue(RegisterAndValue),
[INFO] [stdout] 21 +     SetValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:23:14
[INFO] [stdout]    |
[INFO] [stdout] 23 |     AddValue(RegisterAndValue),
[INFO] [stdout]    |     -------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 23 -     AddValue(RegisterAndValue),
[INFO] [stdout] 23 +     AddValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:25:20
[INFO] [stdout]    |
[INFO] [stdout] 25 |     AssignRegister(TwoRegisters),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 25 -     AssignRegister(TwoRegisters),
[INFO] [stdout] 25 +     AssignRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:26:15
[INFO] [stdout]    |
[INFO] [stdout] 26 |     BitwiseOr(TwoRegisters),
[INFO] [stdout]    |     --------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 26 -     BitwiseOr(TwoRegisters),
[INFO] [stdout] 26 +     BitwiseOr(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     BitwiseAnd(TwoRegisters),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 27 -     BitwiseAnd(TwoRegisters),
[INFO] [stdout] 27 +     BitwiseAnd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:28:16
[INFO] [stdout]    |
[INFO] [stdout] 28 |     BitwiseXor(TwoRegisters),
[INFO] [stdout]    |     ---------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 28 -     BitwiseXor(TwoRegisters),
[INFO] [stdout] 28 +     BitwiseXor(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:29:17
[INFO] [stdout]    |
[INFO] [stdout] 29 |     AddRegister(TwoRegisters),
[INFO] [stdout]    |     ----------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 29 -     AddRegister(TwoRegisters),
[INFO] [stdout] 29 +     AddRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:30:22
[INFO] [stdout]    |
[INFO] [stdout] 30 |     SubtractRegister(TwoRegisters),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 30 -     SubtractRegister(TwoRegisters),
[INFO] [stdout] 30 +     SubtractRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 |     RightShiftByOne(TwoRegisters),
[INFO] [stdout]    |     --------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 31 -     RightShiftByOne(TwoRegisters),
[INFO] [stdout] 31 +     RightShiftByOne(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:32:29
[INFO] [stdout]    |
[INFO] [stdout] 32 |     ReverseSubtractRegister(TwoRegisters),
[INFO] [stdout]    |     ----------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 32 -     ReverseSubtractRegister(TwoRegisters),
[INFO] [stdout] 32 +     ReverseSubtractRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:33:20
[INFO] [stdout]    |
[INFO] [stdout] 33 |     LeftShiftByOne(TwoRegisters),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 33 -     LeftShiftByOne(TwoRegisters),
[INFO] [stdout] 33 +     LeftShiftByOne(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:35:28
[INFO] [stdout]    |
[INFO] [stdout] 35 |     SkipIfNotEqualRegister(TwoRegisters),
[INFO] [stdout]    |     ---------------------- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 35 -     SkipIfNotEqualRegister(TwoRegisters),
[INFO] [stdout] 35 +     SkipIfNotEqualRegister(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:37:22
[INFO] [stdout]    |
[INFO] [stdout] 37 |     SetMemoryToValue(Address),
[INFO] [stdout]    |     ---------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 37 -     SetMemoryToValue(Address),
[INFO] [stdout] 37 +     SetMemoryToValue(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:39:20
[INFO] [stdout]    |
[INFO] [stdout] 39 |     JumpWithOffset(Address),
[INFO] [stdout]    |     -------------- ^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 39 -     JumpWithOffset(Address),
[INFO] [stdout] 39 +     JumpWithOffset(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |     RandAnd(RegisterAndValue),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 41 -     RandAnd(RegisterAndValue),
[INFO] [stdout] 41 +     RandAnd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:43:10
[INFO] [stdout]    |
[INFO] [stdout] 43 |     Draw(TwoRegisters),
[INFO] [stdout]    |     ---- ^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 43 -     Draw(TwoRegisters),
[INFO] [stdout] 43 +     Draw(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:45:22
[INFO] [stdout]    |
[INFO] [stdout] 45 |     SkipIfKeyPressed(OneRegister),
[INFO] [stdout]    |     ---------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 45 -     SkipIfKeyPressed(OneRegister),
[INFO] [stdout] 45 +     SkipIfKeyPressed(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:46:25
[INFO] [stdout]    |
[INFO] [stdout] 46 |     SkipIfKeyNotPressed(OneRegister),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 46 -     SkipIfKeyNotPressed(OneRegister),
[INFO] [stdout] 46 +     SkipIfKeyNotPressed(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:48:23
[INFO] [stdout]    |
[INFO] [stdout] 48 |     SetFromDelayTimer(OneRegister),
[INFO] [stdout]    |     ----------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 48 -     SetFromDelayTimer(OneRegister),
[INFO] [stdout] 48 +     SetFromDelayTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 |     GetKey(OneRegister),
[INFO] [stdout]    |     ------ ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 49 -     GetKey(OneRegister),
[INFO] [stdout] 49 +     GetKey(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:50:19
[INFO] [stdout]    |
[INFO] [stdout] 50 |     SetDelayTimer(OneRegister),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 50 -     SetDelayTimer(OneRegister),
[INFO] [stdout] 50 +     SetDelayTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:51:19
[INFO] [stdout]    |
[INFO] [stdout] 51 |     SetSoundTimer(OneRegister),
[INFO] [stdout]    |     ------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 51 -     SetSoundTimer(OneRegister),
[INFO] [stdout] 51 +     SetSoundTimer(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:52:25
[INFO] [stdout]    |
[INFO] [stdout] 52 |     AddRegisterToMemory(OneRegister),
[INFO] [stdout]    |     ------------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 52 -     AddRegisterToMemory(OneRegister),
[INFO] [stdout] 52 +     AddRegisterToMemory(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:53:13
[INFO] [stdout]    |
[INFO] [stdout] 53 |     SetChar(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 53 -     SetChar(OneRegister),
[INFO] [stdout] 53 +     SetChar(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:54:20
[INFO] [stdout]    |
[INFO] [stdout] 54 |     SetMemoryToBcd(OneRegister),
[INFO] [stdout]    |     -------------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 54 -     SetMemoryToBcd(OneRegister),
[INFO] [stdout] 54 +     SetMemoryToBcd(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |     RegDump(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 55 -     RegDump(OneRegister),
[INFO] [stdout] 55 +     RegDump(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/opcode/mod.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |     RegLoad(OneRegister),
[INFO] [stdout]    |     ------- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Opcode` 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] 56 -     RegLoad(OneRegister),
[INFO] [stdout] 56 +     RegLoad(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `addr` is never read
[INFO] [stdout]  --> src/opcode/args.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub struct Address {
[INFO] [stdout]   |            ------- field in this struct
[INFO] [stdout] 3 |     addr: u16
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Address` 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 `register` and `value` are never read
[INFO] [stdout]   --> src/opcode/args.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct RegisterAndValue {
[INFO] [stdout]    |            ---------------- fields in this struct
[INFO] [stdout] 17 |     register: usize,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     value: u8,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `RegisterAndValue` 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 `register` is never read
[INFO] [stdout]   --> src/opcode/args.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 30 | pub struct OneRegister {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] 31 |     register: usize
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OneRegister` 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 `register1` and `register2` are never read
[INFO] [stdout]   --> src/opcode/args.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct TwoRegisters {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 43 |     register1: usize,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 44 |     register2: usize
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `TwoRegisters` 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 0.38s
[INFO] running `Command { std: "docker" "inspect" "25bd425b36611b3cbdf3d6b2a8f8c85e81195ca1e43d8c41f5f3ce067699baac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25bd425b36611b3cbdf3d6b2a8f8c85e81195ca1e43d8c41f5f3ce067699baac", kill_on_drop: false }`
[INFO] [stdout] 25bd425b36611b3cbdf3d6b2a8f8c85e81195ca1e43d8c41f5f3ce067699baac