[INFO] cloning repository https://github.com/williewillus/gbemu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/williewillus/gbemu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliewillus%2Fgbemu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliewillus%2Fgbemu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 422a566fb9adf57dca79166e5135056556e27be4
[INFO] checking williewillus/gbemu against master#a7fc463dd8fbeca800d4b3efc501069502cffe64 for pr-136988
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilliewillus%2Fgbemu" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/williewillus/gbemu on toolchain a7fc463dd8fbeca800d4b3efc501069502cffe64
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/williewillus/gbemu
[INFO] finished tweaking git repo https://github.com/williewillus/gbemu
[INFO] tweaked toml for git repo https://github.com/williewillus/gbemu written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/williewillus/gbemu 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" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97244fa5f525d81437205358f07ca35230d7dfecc156040a06fc04edc95f33bd
[INFO] running `Command { std: "docker" "start" "-a" "97244fa5f525d81437205358f07ca35230d7dfecc156040a06fc04edc95f33bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97244fa5f525d81437205358f07ca35230d7dfecc156040a06fc04edc95f33bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97244fa5f525d81437205358f07ca35230d7dfecc156040a06fc04edc95f33bd", kill_on_drop: false }`
[INFO] [stdout] 97244fa5f525d81437205358f07ca35230d7dfecc156040a06fc04edc95f33bd
[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@sha256:4b26683ee3c49f365255c425c23003cbf4366de097804722c29c5bbbee3624d2" "/opt/rustwide/cargo-home/bin/cargo" "+a7fc463dd8fbeca800d4b3efc501069502cffe64" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9c6cd1476705b9a55730e5f579b6e88754d16abddf3c0ee4ff97386d535b6d0
[INFO] running `Command { std: "docker" "start" "-a" "a9c6cd1476705b9a55730e5f579b6e88754d16abddf3c0ee4ff97386d535b6d0", kill_on_drop: false }`
[INFO] [stderr]     Checking gbemu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/cpu/mod.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |             f(todo!(), self);
[INFO] [stdout]    |               -------  ^^^^ unreachable expression
[INFO] [stdout]    |               |
[INFO] [stdout]    |               any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/cpu/mod.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn peek(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/cpu/mod.rs:69:24
[INFO] [stdout]    |
[INFO] [stdout] 69 |             f(todo!(), self);
[INFO] [stdout]    |               -------  ^^^^ unreachable expression
[INFO] [stdout]    |               |
[INFO] [stdout]    |               any code following this expression is unreachable
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/cpu/mod.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/cpu/mod.rs:60:39
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEM_SZ` is never used
[INFO] [stdout]  --> src/cpu/mod.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const MEM_SZ: usize = u16::MAX as usize;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]  --> src/cpu/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct State {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `peek`, `poke`, and `tick` are never used
[INFO] [stdout]   --> src/cpu/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn peek(&self, addr: u16) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn tick(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Insn` is never constructed
[INFO] [stdout]  --> src/isa/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Insn {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `NOP` is never used
[INFO] [stdout]   --> src/isa/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub static NOP: Insn = Insn {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CB_DUMMY` is never used
[INFO] [stdout]   --> src/isa/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub static CB_DUMMY: Insn = Insn {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/cpu/mod.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |     pub fn peek(&self, addr: u16) -> u8 {
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]   --> src/cpu/mod.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `v`
[INFO] [stdout]   --> src/cpu/mod.rs:60:39
[INFO] [stdout]    |
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_v`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEM_SZ` is never used
[INFO] [stdout]  --> src/cpu/mod.rs:1:7
[INFO] [stdout]   |
[INFO] [stdout] 1 | const MEM_SZ: usize = u16::MAX as usize;
[INFO] [stdout]   |       ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `State` is never constructed
[INFO] [stdout]  --> src/cpu/mod.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct State {
[INFO] [stdout]   |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new`, `peek`, `poke`, and `tick` are never used
[INFO] [stdout]   --> src/cpu/mod.rs:29:12
[INFO] [stdout]    |
[INFO] [stdout] 28 | impl State {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] 29 |     pub fn new() -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     pub fn peek(&self, addr: u16) -> u8 {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub fn poke(&mut self, addr: u16, v: u8) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn tick(&mut self) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Insn` is never constructed
[INFO] [stdout]  --> src/isa/mod.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct Insn {
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `NOP` is never used
[INFO] [stdout]   --> src/isa/mod.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub static NOP: Insn = Insn {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `CB_DUMMY` is never used
[INFO] [stdout]   --> src/isa/mod.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 25 | pub static CB_DUMMY: Insn = Insn {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "a9c6cd1476705b9a55730e5f579b6e88754d16abddf3c0ee4ff97386d535b6d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9c6cd1476705b9a55730e5f579b6e88754d16abddf3c0ee4ff97386d535b6d0", kill_on_drop: false }`
[INFO] [stdout] a9c6cd1476705b9a55730e5f579b6e88754d16abddf3c0ee4ff97386d535b6d0