[INFO] cloning repository https://github.com/nt591/rust_gb [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nt591/rust_gb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Frust_gb", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Frust_gb'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 28ee77f5eae2151740807b57f031162a54990296 [INFO] checking nt591/rust_gb against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Frust_gb" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/nt591/rust_gb [INFO] finished tweaking git repo https://github.com/nt591/rust_gb [INFO] tweaked toml for git repo https://github.com/nt591/rust_gb written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/nt591/rust_gb on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/nt591/rust_gb 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0639a9463ed8e02281c5d4a8e88163fd70fb72856d23273beaae2bb4d510a594 [INFO] running `Command { std: "docker" "start" "-a" "0639a9463ed8e02281c5d4a8e88163fd70fb72856d23273beaae2bb4d510a594", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0639a9463ed8e02281c5d4a8e88163fd70fb72856d23273beaae2bb4d510a594", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0639a9463ed8e02281c5d4a8e88163fd70fb72856d23273beaae2bb4d510a594", kill_on_drop: false }` [INFO] [stdout] 0639a9463ed8e02281c5d4a8e88163fd70fb72856d23273beaae2bb4d510a594 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ca40575e016e42f922dc11f02476f478ce56b17cc2c979a0bc5753020e1a0de [INFO] running `Command { std: "docker" "start" "-a" "7ca40575e016e42f922dc11f02476f478ce56b17cc2c979a0bc5753020e1a0de", kill_on_drop: false }` [INFO] [stderr] Checking rust_gb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: struct `Cpu` is never constructed [INFO] [stdout] --> src/cpu.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Cpu { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `exec` and `add` are never used [INFO] [stdout] --> src/cpu.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Cpu { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 12 | pub fn exec(&mut self, ins: Instruction) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add(&mut self, reg: Register) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ArithmeticTarget` is never used [INFO] [stdout] --> src/instruction.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum ArithmeticTarget { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/instruction.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Cpu` is never constructed [INFO] [stdout] --> src/cpu.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Cpu { [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `exec` and `add` are never used [INFO] [stdout] --> src/cpu.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 11 | impl Cpu { [INFO] [stdout] | -------- methods in this implementation [INFO] [stdout] 12 | pub fn exec(&mut self, ins: Instruction) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn add(&mut self, reg: Register) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `ArithmeticTarget` is never used [INFO] [stdout] --> src/instruction.rs:10:10 [INFO] [stdout] | [INFO] [stdout] 10 | pub enum ArithmeticTarget { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Instruction` is never used [INFO] [stdout] --> src/instruction.rs:21:10 [INFO] [stdout] | [INFO] [stdout] 21 | pub enum Instruction { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `RegisterBank` is never constructed [INFO] [stdout] --> src/register_bank.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | pub struct RegisterBank { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Register` is never used [INFO] [stdout] --> src/register_bank.rs:15:10 [INFO] [stdout] | [INFO] [stdout] 15 | pub enum Register { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple methods are never used [INFO] [stdout] --> src/register_bank.rs:27:12 [INFO] [stdout] | [INFO] [stdout] 26 | impl RegisterBank { [INFO] [stdout] | ----------------- methods in this implementation [INFO] [stdout] 27 | pub fn read(&self, register: Register) -> u8 { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 40 | pub fn write_register(&mut self, register: Register, val: u8) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn read_bc(&self) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | pub fn write_bc(&mut self, value: u16) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 73 | pub fn read_de(&self) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn write_de(&mut self, value: u16) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 82 | pub fn read_hl(&self) -> u16 { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 86 | pub fn write_hl(&mut self, value: u16) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 99 | pub fn set_zero_bit(&mut self, v: bool) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 107 | pub fn has_zero_bit(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 111 | pub fn set_subtraction_bit(&mut self, v: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 119 | pub fn has_subtraction_bit(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 123 | pub fn set_half_carry_bit(&mut self, v: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 131 | pub fn has_half_carry_bit(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 135 | pub fn set_carry_bit(&mut self, v: bool) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 143 | pub fn has_carry_bit(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.14s [INFO] running `Command { std: "docker" "inspect" "7ca40575e016e42f922dc11f02476f478ce56b17cc2c979a0bc5753020e1a0de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ca40575e016e42f922dc11f02476f478ce56b17cc2c979a0bc5753020e1a0de", kill_on_drop: false }` [INFO] [stdout] 7ca40575e016e42f922dc11f02476f478ce56b17cc2c979a0bc5753020e1a0de