[INFO] cloning repository https://github.com/pacokwon/NES.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pacokwon/NES.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacokwon%2FNES.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacokwon%2FNES.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c87a34ddf3ea87efab254b019413257052289a3b
[INFO] checking pacokwon/NES.rs against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpacokwon%2FNES.rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/pacokwon/NES.rs
[INFO] finished tweaking git repo https://github.com/pacokwon/NES.rs
[INFO] tweaked toml for git repo https://github.com/pacokwon/NES.rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/pacokwon/NES.rs on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/pacokwon/NES.rs 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "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-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 41b2ac065aee383699a5a6305bc0f60d99e63bf2619b290777e19e8c1b329315
[INFO] running `Command { std: "docker" "start" "-a" "41b2ac065aee383699a5a6305bc0f60d99e63bf2619b290777e19e8c1b329315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "41b2ac065aee383699a5a6305bc0f60d99e63bf2619b290777e19e8c1b329315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41b2ac065aee383699a5a6305bc0f60d99e63bf2619b290777e19e8c1b329315", kill_on_drop: false }`
[INFO] [stdout] 41b2ac065aee383699a5a6305bc0f60d99e63bf2619b290777e19e8c1b329315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 158a72fcb441a6295cfc8eb9cd3ac5496bf03fb4e27573c8ed9335c94a155a97
[INFO] running `Command { std: "docker" "start" "-a" "158a72fcb441a6295cfc8eb9cd3ac5496bf03fb4e27573c8ed9335c94a155a97", kill_on_drop: false }`
[INFO] [stderr]     Checking nesrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::addr::Addr6502`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::addr::Addr6502;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::addr::Addr6502`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::addr::Addr6502;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operation`
[INFO] [stdout]    --> src/cpu.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let operation = &INSTRUCTIONS[opcode];
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operation`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `operation`
[INFO] [stdout]    --> src/cpu.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |         let operation = &INSTRUCTIONS[opcode];
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_operation`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flags` is never used
[INFO] [stdout]  --> src/cpu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Flags {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CpuFlags` is never constructed
[INFO] [stdout]   --> src/cpu.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct CpuFlags {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_byte`, `empty`, `set`, and `to_byte` are never used
[INFO] [stdout]   --> src/cpu.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl CpuFlags {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 35 |     pub fn from_byte(byte: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn set(&mut self, flag: Flags, value: bool) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn to_byte(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CPU` is never constructed
[INFO] [stdout]   --> src/cpu.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct CPU {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read`, `write`, `push`, `pull`, and `execute` are never used
[INFO] [stdout]    --> src/cpu.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn read(&mut self, addr: u16) -> u8 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn push(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn pull(&mut self) -> u8 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn execute(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mnemonic` is never used
[INFO] [stdout]  --> src/inst.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Mnemonic {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Inst` is never constructed
[INFO] [stdout]   --> src/inst.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Inst {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INSTRUCTIONS` is never used
[INFO] [stdout]   --> src/inst.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub static INSTRUCTIONS: [Inst; 0x100] = [
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Inst6502` is never used
[INFO] [stdout]    --> src/inst.rs:303:11
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub trait Inst6502 {
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AddrMode` is never used
[INFO] [stdout]  --> src/addr.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum AddrMode {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Addr6502` is never used
[INFO] [stdout]   --> src/addr.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Addr6502 {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Flags` is never used
[INFO] [stdout]  --> src/cpu.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum Flags {
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CpuFlags` is never constructed
[INFO] [stdout]   --> src/cpu.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub struct CpuFlags {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `from_byte`, `empty`, `set`, and `to_byte` are never used
[INFO] [stdout]   --> src/cpu.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 34 | impl CpuFlags {
[INFO] [stdout]    | ------------- associated items in this implementation
[INFO] [stdout] 35 |     pub fn from_byte(byte: u8) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 50 |     pub fn empty() -> Self {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub fn set(&mut self, flag: Flags, value: bool) {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 76 |     pub fn to_byte(&self) -> u8 {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `CPU` is never constructed
[INFO] [stdout]   --> src/cpu.rs:91:12
[INFO] [stdout]    |
[INFO] [stdout] 91 | pub struct CPU {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `read`, `write`, `push`, `pull`, and `execute` are never used
[INFO] [stdout]    --> src/cpu.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 122 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 138 |     pub fn read(&mut self, addr: u16) -> u8 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 147 |     pub fn write(&mut self, addr: u16, value: u8) {
[INFO] [stdout]     |            ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 157 |     pub fn push(&mut self, value: u8) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 166 |     pub fn pull(&mut self) -> u8 {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 172 |     fn execute(&mut self) {
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `Mnemonic` is never used
[INFO] [stdout]  --> src/inst.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum Mnemonic {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Inst` is never constructed
[INFO] [stdout]   --> src/inst.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub struct Inst {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `INSTRUCTIONS` is never used
[INFO] [stdout]   --> src/inst.rs:28:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub static INSTRUCTIONS: [Inst; 0x100] = [
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Inst6502` is never used
[INFO] [stdout]    --> src/inst.rs:303:11
[INFO] [stdout]     |
[INFO] [stdout] 303 | pub trait Inst6502 {
[INFO] [stdout]     |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `AddrMode` is never used
[INFO] [stdout]  --> src/addr.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub enum AddrMode {
[INFO] [stdout]   |          ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Addr6502` is never used
[INFO] [stdout]   --> src/addr.rs:21:11
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub trait Addr6502 {
[INFO] [stdout]    |           ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "158a72fcb441a6295cfc8eb9cd3ac5496bf03fb4e27573c8ed9335c94a155a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158a72fcb441a6295cfc8eb9cd3ac5496bf03fb4e27573c8ed9335c94a155a97", kill_on_drop: false }`
[INFO] [stdout] 158a72fcb441a6295cfc8eb9cd3ac5496bf03fb4e27573c8ed9335c94a155a97