[INFO] cloning repository https://github.com/devins2518/chippers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/devins2518/chippers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevins2518%2Fchippers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevins2518%2Fchippers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 32a4f8e5fa8ec59d39315267f16167dfc47497eb
[INFO] testing devins2518/chippers against 1.90.0 for beta-1.91-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevins2518%2Fchippers" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/devins2518/chippers
[INFO] finished tweaking git repo https://github.com/devins2518/chippers
[INFO] tweaked toml for git repo https://github.com/devins2518/chippers written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devins2518/chippers on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/devins2518/chippers 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sdl2 v0.34.3
[INFO] [stderr]   Downloaded sdl2-sys v0.34.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cf8921938efcbbbbedf4adc8129b26e376ad83f192bb2b5687c10422b70d716
[INFO] running `Command { std: "docker" "start" "-a" "9cf8921938efcbbbbedf4adc8129b26e376ad83f192bb2b5687c10422b70d716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cf8921938efcbbbbedf4adc8129b26e376ad83f192bb2b5687c10422b70d716", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cf8921938efcbbbbedf4adc8129b26e376ad83f192bb2b5687c10422b70d716", kill_on_drop: false }`
[INFO] [stdout] 9cf8921938efcbbbbedf4adc8129b26e376ad83f192bb2b5687c10422b70d716
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abacf8755e3e754c4c19c227ed8ae0c54b8a22c692ad16daed5c001ef0f610b5
[INFO] running `Command { std: "docker" "start" "-a" "abacf8755e3e754c4c19c227ed8ae0c54b8a22c692ad16daed5c001ef0f610b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]    Compiling chippers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn SHR(&mut self, addr: u16) {
[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.rs:208:28
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:212:27
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:216:27
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:224:27
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:228:28
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReturnType` is never used
[INFO] [stdout]  --> src/cpu.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ReturnType {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `I`, `DT`, and `ST` are never read
[INFO] [stdout]   --> src/cpu.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct CPU {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub I: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub DT: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 18 |     pub ST: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/cpu.rs:122:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 122 |     pub fn write_memory(&mut self, addr: u16, value: u8) {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn SHR(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `context` and `video` are never read
[INFO] [stdout]  --> src/ppu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PPU {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 2 |     context: sdl2::Sdl,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 3 |     video: sdl2::VideoSubsystem,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.49s
[INFO] running `Command { std: "docker" "inspect" "abacf8755e3e754c4c19c227ed8ae0c54b8a22c692ad16daed5c001ef0f610b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abacf8755e3e754c4c19c227ed8ae0c54b8a22c692ad16daed5c001ef0f610b5", kill_on_drop: false }`
[INFO] [stdout] abacf8755e3e754c4c19c227ed8ae0c54b8a22c692ad16daed5c001ef0f610b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c918f7516e93072f9c1cb9f22533e785db02ae6b0a748b5d2e6b87ec4782097
[INFO] running `Command { std: "docker" "start" "-a" "0c918f7516e93072f9c1cb9f22533e785db02ae6b0a748b5d2e6b87ec4782097", kill_on_drop: false }`
[INFO] [stderr]    Compiling chippers v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:204:27
[INFO] [stdout]     |
[INFO] [stdout] 204 |     pub fn SHR(&mut self, addr: u16) {
[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.rs:208:28
[INFO] [stdout]     |
[INFO] [stdout] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:212:27
[INFO] [stdout]     |
[INFO] [stdout] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:216:27
[INFO] [stdout]     |
[INFO] [stdout] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:220:27
[INFO] [stdout]     |
[INFO] [stdout] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:224:27
[INFO] [stdout]     |
[INFO] [stdout] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stdout]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `addr`
[INFO] [stdout]    --> src/cpu.rs:228:28
[INFO] [stdout]     |
[INFO] [stdout] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stdout]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ReturnType` is never used
[INFO] [stdout]  --> src/cpu.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum ReturnType {
[INFO] [stdout]   |      ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `I`, `DT`, and `ST` are never read
[INFO] [stdout]   --> src/cpu.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct CPU {
[INFO] [stdout]    |            --- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 14 |     pub I: u16,
[INFO] [stdout]    |         ^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub DT: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 18 |     pub ST: u8,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple methods are never used
[INFO] [stdout]    --> src/cpu.rs:204:12
[INFO] [stdout]     |
[INFO] [stdout]  30 | impl CPU {
[INFO] [stdout]     | -------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 204 |     pub fn SHR(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stdout]     |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `context` and `video` are never read
[INFO] [stdout]  --> src/ppu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub struct PPU {
[INFO] [stdout]   |            --- fields in this struct
[INFO] [stdout] 2 |     context: sdl2::Sdl,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 3 |     video: sdl2::VideoSubsystem,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "0c918f7516e93072f9c1cb9f22533e785db02ae6b0a748b5d2e6b87ec4782097", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c918f7516e93072f9c1cb9f22533e785db02ae6b0a748b5d2e6b87ec4782097", kill_on_drop: false }`
[INFO] [stdout] 0c918f7516e93072f9c1cb9f22533e785db02ae6b0a748b5d2e6b87ec4782097
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8ca99f9b4e48a8adf03495b300207a600e0390f2d28caa4166a72920c7ac1dc
[INFO] running `Command { std: "docker" "start" "-a" "f8ca99f9b4e48a8adf03495b300207a600e0390f2d28caa4166a72920c7ac1dc", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:204:27
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn SHR(&mut self, addr: u16) {
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:208:28
[INFO] [stderr]     |
[INFO] [stderr] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:212:27
[INFO] [stderr]     |
[INFO] [stderr] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:216:27
[INFO] [stderr]     |
[INFO] [stderr] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:220:27
[INFO] [stderr]     |
[INFO] [stderr] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:224:27
[INFO] [stderr]     |
[INFO] [stderr] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stderr]     |                           ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `addr`
[INFO] [stderr]    --> src/cpu.rs:228:28
[INFO] [stderr]     |
[INFO] [stderr] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stderr]     |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_addr`
[INFO] [stderr] 
[INFO] [stderr] warning: enum `ReturnType` is never used
[INFO] [stderr]  --> src/cpu.rs:3:6
[INFO] [stderr]   |
[INFO] [stderr] 3 | enum ReturnType {
[INFO] [stderr]   |      ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `I`, `DT`, and `ST` are never read
[INFO] [stderr]   --> src/cpu.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct CPU {
[INFO] [stderr]    |            --- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 14 |     pub I: u16,
[INFO] [stderr]    |         ^
[INFO] [stderr] ...
[INFO] [stderr] 17 |     pub DT: u8,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 18 |     pub ST: u8,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: multiple methods are never used
[INFO] [stderr]    --> src/cpu.rs:204:12
[INFO] [stderr]     |
[INFO] [stderr]  30 | impl CPU {
[INFO] [stderr]     | -------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 204 |     pub fn SHR(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 208 |     pub fn SUBN(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 212 |     pub fn SHL(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 216 |     pub fn RND(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 220 |     pub fn DRW(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 224 |     pub fn SKP(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] ...
[INFO] [stderr] 228 |     pub fn SKNP(&mut self, addr: u16) {
[INFO] [stderr]     |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `context` and `video` are never read
[INFO] [stderr]  --> src/ppu.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub struct PPU {
[INFO] [stderr]   |            --- fields in this struct
[INFO] [stderr] 2 |     context: sdl2::Sdl,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 3 |     video: sdl2::VideoSubsystem,
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `chippers` (bin "chippers" test) generated 11 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chippers-d68fabaabd29758c)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stderr] error: XDG_RUNTIME_DIR is invalid or not set in the environment.
[INFO] [stdout] test cpu::test::test_mem_read ... FAILED
[INFO] [stdout] test cpu::test::test_mem_write ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cpu::test::test_mem_read stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'cpu::test::test_mem_read' panicked at src/ppu.rs:10:36:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: "Cannot initialize `Sdl` more than once at a time."
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5aa44f377e02 - std::backtrace_rs::backtrace::libunwind::trace::h2d45396358f41939
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5aa44f377e02 - std::backtrace_rs::backtrace::trace_unsynchronized::hffcefc0b67f1d6e2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5aa44f377e02 - std::sys::backtrace::_print_fmt::hd72f71d23b436b92
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5aa44f377e02 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hdcfcb6d4c8489523
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5aa44f39d033 - core::fmt::rt::Argument::fmt::h2c56b3114963061a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5aa44f39d033 - core::fmt::write::h8a494366950f23bb
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/fmt/mod.rs:1468:25
[INFO] [stdout]    6:     0x5aa44f374d83 - std::io::default_write_fmt::h7b8824096454f323
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5aa44f374d83 - std::io::Write::write_fmt::h4e71294925c334d0
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5aa44f377c52 - std::sys::backtrace::BacktraceLock::print::hb2a626a81e06b2dc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5aa44f379379 - std::panicking::default_hook::{{closure}}::h4f78485264f12d10
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5aa44f3791ae - std::panicking::default_hook::h2c66fc99e962531d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5aa44f341784 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hb6bd65493727d71a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5aa44f341784 - test::test_main_with_exit_callback::{{closure}}::h60217ec76a0ece4a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5aa44f379d4e - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h318e4efb8c1a5689
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5aa44f379d4e - std::panicking::rust_panic_with_hook::h33ac55f64bbd807d
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5aa44f379b1a - std::panicking::begin_panic_handler::{{closure}}::h30e7cb89678a57fe
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5aa44f3782f9 - std::sys::backtrace::__rust_end_short_backtrace::hed60f27456c16ced
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:174:18
[INFO] [stdout]   17:     0x5aa44f3797ad - __rustc[de2ca18b4c54d5b8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5aa44f39bb00 - core::panicking::panic_fmt::h62f63d096dd276af
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5aa44f39bee6 - core::result::unwrap_failed::h95bc3f5a607b2c95
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1765:5
[INFO] [stdout]   20:     0x5aa44f302b7e - core::result::Result<T,E>::unwrap::h5de6bbec74db2f6a
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5aa44f302b7e - chippers::ppu::PPU::new::h64d98e30e0ee605e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ppu.rs:10:36
[INFO] [stdout]   22:     0x5aa44f302817 - chippers::bus::Bus::new::he2e5d908470f9933
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bus.rs:10:20
[INFO] [stdout]   23:     0x5aa44f302900 - chippers::cpu::CPU::new::h59426f8978a672bf
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:61:18
[INFO] [stdout]   24:     0x5aa44f303105 - chippers::cpu::test::test_mem_read::haac9a706ea92138d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:239:19
[INFO] [stdout]   25:     0x5aa44f3030c7 - chippers::cpu::test::test_mem_read::{{closure}}::h8ac24b038a47c43b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:238:23
[INFO] [stdout]   26:     0x5aa44f300cb6 - core::ops::function::FnOnce::call_once::h11b21b32cc4ce9b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   27:     0x5aa44f346feb - core::ops::function::FnOnce::call_once::h1f9474f1347fff52
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   28:     0x5aa44f346feb - test::__rust_begin_short_backtrace::ha52ab26e77157f03
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:648:18
[INFO] [stdout]   29:     0x5aa44f346125 - test::run_test_in_process::{{closure}}::h229c1a11a50b261f
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:74
[INFO] [stdout]   30:     0x5aa44f346125 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h78821afbf97b39a9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x5aa44f346125 - std::panicking::catch_unwind::do_call::h53abf3ed5bd32ba3
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   32:     0x5aa44f346125 - std::panicking::catch_unwind::h6deb5fe1e91873c9
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   33:     0x5aa44f346125 - std::panic::catch_unwind::hea0829b6b565654b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x5aa44f346125 - test::run_test_in_process::hdc44dfecea3db21b
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:671:27
[INFO] [stdout]   35:     0x5aa44f346125 - test::run_test::{{closure}}::h0364ba59bf23f652
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:592:43
[INFO] [stdout]   36:     0x5aa44f309d24 - test::run_test::{{closure}}::h32730b304eec05da
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/test/src/lib.rs:622:41
[INFO] [stdout]   37:     0x5aa44f309d24 - std::sys::backtrace::__rust_begin_short_backtrace::h177cb952fc54ad2c
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/backtrace.rs:158:18
[INFO] [stdout]   38:     0x5aa44f30d6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h119d903520007597
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   39:     0x5aa44f30d6fa - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hab88401d606702a6
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x5aa44f30d6fa - std::panicking::catch_unwind::do_call::h163fe12cca9901c2
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:589:40
[INFO] [stdout]   41:     0x5aa44f30d6fa - std::panicking::catch_unwind::he81557d0e17cc1bc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panicking.rs:552:19
[INFO] [stdout]   42:     0x5aa44f30d6fa - std::panic::catch_unwind::hc2b8e79c20593955
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x5aa44f30d6fa - std::thread::Builder::spawn_unchecked_::{{closure}}::hfa6b4978e07815cc
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   44:     0x5aa44f30d6fa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hddcd7484a13fd793
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/core/src/ops/function.rs:253:5
[INFO] [stdout]   45:     0x5aa44f37cccf - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h5924238c754de3b8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   46:     0x5aa44f37cccf - std::sys::pal::unix::thread::Thread::new::thread_start::hb6e99e73da4d28f8
[INFO] [stdout]                                at /rustc/1159e78c4747b02ef996e55082b704c09b970588/library/std/src/sys/pal/unix/thread.rs:107:17
[INFO] [stdout]   47:     0x7f40b2ae9aa4 - <unknown>
[INFO] [stdout]   48:     0x7f40b2b76a34 - clone
[INFO] [stdout]   49:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     cpu::test::test_mem_read
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.96s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin chippers`
[INFO] running `Command { std: "docker" "inspect" "f8ca99f9b4e48a8adf03495b300207a600e0390f2d28caa4166a72920c7ac1dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ca99f9b4e48a8adf03495b300207a600e0390f2d28caa4166a72920c7ac1dc", kill_on_drop: false }`
[INFO] [stdout] f8ca99f9b4e48a8adf03495b300207a600e0390f2d28caa4166a72920c7ac1dc
