[INFO] cloning repository https://github.com/schu34/emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/schu34/emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschu34%2Femulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschu34%2Femulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b13f97ff81274e1d25628257ac618117f8635f9d
[INFO] testing schu34/emulator against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschu34%2Femulator" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/schu34/emulator
[INFO] finished tweaking git repo https://github.com/schu34/emulator
[INFO] tweaked toml for git repo https://github.com/schu34/emulator written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/schu34/emulator on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/schu34/emulator 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 45f58bc2bca63d7d1a4dc58144dfd82f2561e78fb4b5f8af7ffac9e3566003ae
[INFO] running `Command { std: "docker" "start" "-a" "45f58bc2bca63d7d1a4dc58144dfd82f2561e78fb4b5f8af7ffac9e3566003ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45f58bc2bca63d7d1a4dc58144dfd82f2561e78fb4b5f8af7ffac9e3566003ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45f58bc2bca63d7d1a4dc58144dfd82f2561e78fb4b5f8af7ffac9e3566003ae", kill_on_drop: false }`
[INFO] [stdout] 45f58bc2bca63d7d1a4dc58144dfd82f2561e78fb4b5f8af7ffac9e3566003ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a159d430baef14ffcaf5e155b68478187d12d68ee4f23aad8f76d2caf21b7092
[INFO] running `Command { std: "docker" "start" "-a" "a159d430baef14ffcaf5e155b68478187d12d68ee4f23aad8f76d2caf21b7092", kill_on_drop: false }`
[INFO] [stderr]    Compiling emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:867:13
[INFO] [stdout]     |
[INFO] [stdout] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:867:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             Instruction::ADD(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 220 |             Instruction::ADC(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 257 |             Instruction::SUB(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 294 |             Instruction::SBC(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stdout]     |             ^ ...and 25 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: unused variable: `new_value`
[INFO] [stdout]    --> src/main.rs:445:25
[INFO] [stdout]     |
[INFO] [stdout] 445 |                     let new_value = self.cp(value);
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_af`, `set_af`, and `set_de` are never used
[INFO] [stdout]   --> src/main.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Registers {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn get_af(&self) -> u16 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn set_af(&mut self, value: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn set_de(&mut self, value: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout]  91 | enum Instruction {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout]  92 |     ADD(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  93 |     ADC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  94 |     SUB(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  95 |     SBC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  96 |     AND(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  97 |     OR(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout]  98 |     XOR(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  99 |     CP(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 100 |     INC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 101 |     DEC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 102 |     CCF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 103 |     SCF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 104 |     RRA,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 105 |     RLA,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 106 |     RRCA,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 107 |     RLCA,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 108 |     CPL,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 109 |     BIT(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 110 |     RES(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 111 |     SET(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 112 |     SRL(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 113 |     RR(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 114 |     RL(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 115 |     RRC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 116 |     RLC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 117 |     SRA(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 118 |     SLA(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     SWAP(ArithmeticTarget),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | enum ArithmeticTarget {
[INFO] [stdout]     |      ---------------- variants in this enum
[INFO] [stdout] 124 |     A,
[INFO] [stdout]     |     ^
[INFO] [stdout] 125 |     B,
[INFO] [stdout]     |     ^
[INFO] [stdout] 126 |     C,
[INFO] [stdout]     |     ^
[INFO] [stdout] 127 |     D,
[INFO] [stdout]     |     ^
[INFO] [stdout] 128 |     E,
[INFO] [stdout]     |     ^
[INFO] [stdout] 129 |     H,
[INFO] [stdout]     |     ^
[INFO] [stdout] 130 |     L,
[INFO] [stdout]     |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DE`, `HL`, and `SP` are never constructed
[INFO] [stdout]    --> src/main.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 132 | enum ArithmeticTarget16 {
[INFO] [stdout]     |      ------------------ variants in this enum
[INFO] [stdout] 133 |     BC,
[INFO] [stdout] 134 |     DE,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 135 |     HL,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 136 |     SP,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 139 | enum BitPosition {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] 140 |     B0,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 141 |     B1,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 142 |     B2,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 143 |     B3,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 144 |     B4,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 145 |     B5,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 146 |     B6,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 147 |     B7,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BitPosition` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `bus` are never read
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 164 | struct CPU {
[INFO] [stdout]     |        --- fields in this struct
[INFO] [stdout] 165 |     registers: Registers,
[INFO] [stdout] 166 |     pc: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 167 |     bus: MemoryBus,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `memory` is never read
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct MemoryBus {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 171 |     memory: [u8; 0xffff],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_byte` is never used
[INFO] [stdout]    --> src/main.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl MemoryBus {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 175 |     fn read_byte(&self, address: u16) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "a159d430baef14ffcaf5e155b68478187d12d68ee4f23aad8f76d2caf21b7092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a159d430baef14ffcaf5e155b68478187d12d68ee4f23aad8f76d2caf21b7092", kill_on_drop: false }`
[INFO] [stdout] a159d430baef14ffcaf5e155b68478187d12d68ee4f23aad8f76d2caf21b7092
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 517911eb6c888ee128c24c6c6870c421d9118eb518e1cf3823c3326697eff244
[INFO] running `Command { std: "docker" "start" "-a" "517911eb6c888ee128c24c6c6870c421d9118eb518e1cf3823c3326697eff244", kill_on_drop: false }`
[INFO] [stderr]    Compiling emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/main.rs:867:13
[INFO] [stdout]     |
[INFO] [stdout] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stdout]     |             ^ no value can reach this
[INFO] [stdout]     |
[INFO] [stdout] note: multiple earlier patterns match some of the same values
[INFO] [stdout]    --> src/main.rs:867:13
[INFO] [stdout]     |
[INFO] [stdout] 183 |             Instruction::ADD(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 220 |             Instruction::ADC(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 257 |             Instruction::SUB(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 294 |             Instruction::SBC(target) => match target {
[INFO] [stdout]     |             ------------------------ matches some of the same values
[INFO] [stdout] ...
[INFO] [stdout] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stdout]     |             ^ ...and 25 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: unused variable: `new_value`
[INFO] [stdout]    --> src/main.rs:445:25
[INFO] [stdout]     |
[INFO] [stdout] 445 |                     let new_value = self.cp(value);
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `get_af`, `set_af`, and `set_de` are never used
[INFO] [stdout]   --> src/main.rs:63:8
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Registers {
[INFO] [stdout]    | -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 63 |     fn get_af(&self) -> u16 {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 67 |     fn set_af(&mut self, value: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     fn set_de(&mut self, value: u16) {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:92:5
[INFO] [stdout]     |
[INFO] [stdout]  91 | enum Instruction {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout]  92 |     ADD(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  93 |     ADC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  94 |     SUB(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  95 |     SBC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  96 |     AND(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  97 |     OR(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout]  98 |     XOR(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout]  99 |     CP(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 100 |     INC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 101 |     DEC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 102 |     CCF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 103 |     SCF,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 104 |     RRA,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 105 |     RLA,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 106 |     RRCA,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 107 |     RLCA,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 108 |     CPL,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 109 |     BIT(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 110 |     RES(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 111 |     SET(ArithmeticTarget, BitPosition),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 112 |     SRL(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 113 |     RR(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 114 |     RL(ArithmeticTarget),
[INFO] [stdout]     |     ^^
[INFO] [stdout] 115 |     RRC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 116 |     RLC(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 117 |     SRA(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 118 |     SLA(ArithmeticTarget),
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 119 |     SWAP(ArithmeticTarget),
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:124:5
[INFO] [stdout]     |
[INFO] [stdout] 123 | enum ArithmeticTarget {
[INFO] [stdout]     |      ---------------- variants in this enum
[INFO] [stdout] 124 |     A,
[INFO] [stdout]     |     ^
[INFO] [stdout] 125 |     B,
[INFO] [stdout]     |     ^
[INFO] [stdout] 126 |     C,
[INFO] [stdout]     |     ^
[INFO] [stdout] 127 |     D,
[INFO] [stdout]     |     ^
[INFO] [stdout] 128 |     E,
[INFO] [stdout]     |     ^
[INFO] [stdout] 129 |     H,
[INFO] [stdout]     |     ^
[INFO] [stdout] 130 |     L,
[INFO] [stdout]     |     ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `DE`, `HL`, and `SP` are never constructed
[INFO] [stdout]    --> src/main.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 132 | enum ArithmeticTarget16 {
[INFO] [stdout]     |      ------------------ variants in this enum
[INFO] [stdout] 133 |     BC,
[INFO] [stdout] 134 |     DE,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 135 |     HL,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 136 |     SP,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple variants are never constructed
[INFO] [stdout]    --> src/main.rs:140:5
[INFO] [stdout]     |
[INFO] [stdout] 139 | enum BitPosition {
[INFO] [stdout]     |      ----------- variants in this enum
[INFO] [stdout] 140 |     B0,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 141 |     B1,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 142 |     B2,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 143 |     B3,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 144 |     B4,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 145 |     B5,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 146 |     B6,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 147 |     B7,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `BitPosition` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `pc` and `bus` are never read
[INFO] [stdout]    --> src/main.rs:166:5
[INFO] [stdout]     |
[INFO] [stdout] 164 | struct CPU {
[INFO] [stdout]     |        --- fields in this struct
[INFO] [stdout] 165 |     registers: Registers,
[INFO] [stdout] 166 |     pc: u16,
[INFO] [stdout]     |     ^^
[INFO] [stdout] 167 |     bus: MemoryBus,
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `memory` is never read
[INFO] [stdout]    --> src/main.rs:171:5
[INFO] [stdout]     |
[INFO] [stdout] 170 | struct MemoryBus {
[INFO] [stdout]     |        --------- field in this struct
[INFO] [stdout] 171 |     memory: [u8; 0xffff],
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `read_byte` is never used
[INFO] [stdout]    --> src/main.rs:175:8
[INFO] [stdout]     |
[INFO] [stdout] 174 | impl MemoryBus {
[INFO] [stdout]     | -------------- method in this implementation
[INFO] [stdout] 175 |     fn read_byte(&self, address: u16) -> u8 {
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "517911eb6c888ee128c24c6c6870c421d9118eb518e1cf3823c3326697eff244", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517911eb6c888ee128c24c6c6870c421d9118eb518e1cf3823c3326697eff244", kill_on_drop: false }`
[INFO] [stdout] 517911eb6c888ee128c24c6c6870c421d9118eb518e1cf3823c3326697eff244
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6c9207b193c1c72d36e771556e28e239fb9e05f8994af269906760bd6a65f4c
[INFO] running `Command { std: "docker" "start" "-a" "c6c9207b193c1c72d36e771556e28e239fb9e05f8994af269906760bd6a65f4c", kill_on_drop: false }`
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/main.rs:867:13
[INFO] [stderr]     |
[INFO] [stderr] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stderr]     |             ^ no value can reach this
[INFO] [stderr]     |
[INFO] [stderr] note: multiple earlier patterns match some of the same values
[INFO] [stderr]    --> src/main.rs:867:13
[INFO] [stderr]     |
[INFO] [stderr] 183 |             Instruction::ADD(target) => match target {
[INFO] [stderr]     |             ------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 220 |             Instruction::ADC(target) => match target {
[INFO] [stderr]     |             ------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 257 |             Instruction::SUB(target) => match target {
[INFO] [stderr]     |             ------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 294 |             Instruction::SBC(target) => match target {
[INFO] [stderr]     |             ------------------------ matches some of the same values
[INFO] [stderr] ...
[INFO] [stderr] 867 |             _ => { /*TODO: support more instructions*/ }
[INFO] [stderr]     |             ^ ...and 25 other patterns collectively make this unreachable
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_value`
[INFO] [stderr]    --> src/main.rs:445:25
[INFO] [stderr]     |
[INFO] [stderr] 445 |                     let new_value = self.cp(value);
[INFO] [stderr]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_value`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `get_af`, `set_af`, and `set_de` are never used
[INFO] [stderr]   --> src/main.rs:63:8
[INFO] [stderr]    |
[INFO] [stderr] 53 | impl Registers {
[INFO] [stderr]    | -------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 63 |     fn get_af(&self) -> u16 {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 67 |     fn set_af(&mut self, value: u16) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 76 |     fn set_de(&mut self, value: u16) {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]    --> src/main.rs:92:5
[INFO] [stderr]     |
[INFO] [stderr]  91 | enum Instruction {
[INFO] [stderr]     |      ----------- variants in this enum
[INFO] [stderr]  92 |     ADD(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  93 |     ADC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  94 |     SUB(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  95 |     SBC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  96 |     AND(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  97 |     OR(ArithmeticTarget),
[INFO] [stderr]     |     ^^
[INFO] [stderr]  98 |     XOR(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr]  99 |     CP(ArithmeticTarget),
[INFO] [stderr]     |     ^^
[INFO] [stderr] 100 |     INC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 101 |     DEC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 102 |     CCF,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 103 |     SCF,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 104 |     RRA,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 105 |     RLA,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 106 |     RRCA,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 107 |     RLCA,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 108 |     CPL,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 109 |     BIT(ArithmeticTarget, BitPosition),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 110 |     RES(ArithmeticTarget, BitPosition),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 111 |     SET(ArithmeticTarget, BitPosition),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 112 |     SRL(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 113 |     RR(ArithmeticTarget),
[INFO] [stderr]     |     ^^
[INFO] [stderr] 114 |     RL(ArithmeticTarget),
[INFO] [stderr]     |     ^^
[INFO] [stderr] 115 |     RRC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 116 |     RLC(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 117 |     SRA(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 118 |     SLA(ArithmeticTarget),
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 119 |     SWAP(ArithmeticTarget),
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]    --> src/main.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 123 | enum ArithmeticTarget {
[INFO] [stderr]     |      ---------------- variants in this enum
[INFO] [stderr] 124 |     A,
[INFO] [stderr]     |     ^
[INFO] [stderr] 125 |     B,
[INFO] [stderr]     |     ^
[INFO] [stderr] 126 |     C,
[INFO] [stderr]     |     ^
[INFO] [stderr] 127 |     D,
[INFO] [stderr]     |     ^
[INFO] [stderr] 128 |     E,
[INFO] [stderr]     |     ^
[INFO] [stderr] 129 |     H,
[INFO] [stderr]     |     ^
[INFO] [stderr] 130 |     L,
[INFO] [stderr]     |     ^
[INFO] [stderr] 
[INFO] [stderr] warning: variants `DE`, `HL`, and `SP` are never constructed
[INFO] [stderr]    --> src/main.rs:134:5
[INFO] [stderr]     |
[INFO] [stderr] 132 | enum ArithmeticTarget16 {
[INFO] [stderr]     |      ------------------ variants in this enum
[INFO] [stderr] 133 |     BC,
[INFO] [stderr] 134 |     DE,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 135 |     HL,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 136 |     SP,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple variants are never constructed
[INFO] [stderr]    --> src/main.rs:140:5
[INFO] [stderr]     |
[INFO] [stderr] 139 | enum BitPosition {
[INFO] [stderr]     |      ----------- variants in this enum
[INFO] [stderr] 140 |     B0,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 141 |     B1,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 142 |     B2,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 143 |     B3,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 144 |     B4,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 145 |     B5,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 146 |     B6,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 147 |     B7,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `BitPosition` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: fields `pc` and `bus` are never read
[INFO] [stderr]    --> src/main.rs:166:5
[INFO] [stderr]     |
[INFO] [stderr] 164 | struct CPU {
[INFO] [stderr]     |        --- fields in this struct
[INFO] [stderr] 165 |     registers: Registers,
[INFO] [stderr] 166 |     pc: u16,
[INFO] [stderr]     |     ^^
[INFO] [stderr] 167 |     bus: MemoryBus,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `memory` is never read
[INFO] [stderr]    --> src/main.rs:171:5
[INFO] [stderr]     |
[INFO] [stderr] 170 | struct MemoryBus {
[INFO] [stderr]     |        --------- field in this struct
[INFO] [stderr] 171 |     memory: [u8; 0xffff],
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `read_byte` is never used
[INFO] [stderr]    --> src/main.rs:175:8
[INFO] [stderr]     |
[INFO] [stderr] 174 | impl MemoryBus {
[INFO] [stderr]     | -------------- method in this implementation
[INFO] [stderr] 175 |     fn read_byte(&self, address: u16) -> u8 {
[INFO] [stderr]     |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `emulator` (bin "emulator" test) generated 10 warnings (run `cargo fix --bin "emulator" -p emulator --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/emulator-4be561590c7e5358)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c6c9207b193c1c72d36e771556e28e239fb9e05f8994af269906760bd6a65f4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6c9207b193c1c72d36e771556e28e239fb9e05f8994af269906760bd6a65f4c", kill_on_drop: false }`
[INFO] [stdout] c6c9207b193c1c72d36e771556e28e239fb9e05f8994af269906760bd6a65f4c
