[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 master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdevins2518%2Fchippers" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/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-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/devins2518/chippers on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 13a8bdbd2d2ece86e984bd6db92c75b2162e7dff7f9b67b62c9cf5ff77977744
[INFO] running `Command { std: "docker" "start" "-a" "13a8bdbd2d2ece86e984bd6db92c75b2162e7dff7f9b67b62c9cf5ff77977744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "13a8bdbd2d2ece86e984bd6db92c75b2162e7dff7f9b67b62c9cf5ff77977744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "13a8bdbd2d2ece86e984bd6db92c75b2162e7dff7f9b67b62c9cf5ff77977744", kill_on_drop: false }`
[INFO] [stdout] 13a8bdbd2d2ece86e984bd6db92c75b2162e7dff7f9b67b62c9cf5ff77977744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21bf633feb3aa4f17253d54e41de840f328a0f3a8535b50e3d4570693a932677
[INFO] running `Command { std: "docker" "start" "-a" "21bf633feb3aa4f17253d54e41de840f328a0f3a8535b50e3d4570693a932677", kill_on_drop: false }`
[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 5.84s
[INFO] running `Command { std: "docker" "inspect" "21bf633feb3aa4f17253d54e41de840f328a0f3a8535b50e3d4570693a932677", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21bf633feb3aa4f17253d54e41de840f328a0f3a8535b50e3d4570693a932677", kill_on_drop: false }`
[INFO] [stdout] 21bf633feb3aa4f17253d54e41de840f328a0f3a8535b50e3d4570693a932677
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b202afb6cd0ba4cf93cf61bdb04bb2110c2156e6e5ae68e0f3347d2e9825abd6
[INFO] running `Command { std: "docker" "start" "-a" "b202afb6cd0ba4cf93cf61bdb04bb2110c2156e6e5ae68e0f3347d2e9825abd6", 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 0.78s
[INFO] running `Command { std: "docker" "inspect" "b202afb6cd0ba4cf93cf61bdb04bb2110c2156e6e5ae68e0f3347d2e9825abd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b202afb6cd0ba4cf93cf61bdb04bb2110c2156e6e5ae68e0f3347d2e9825abd6", kill_on_drop: false }`
[INFO] [stdout] b202afb6cd0ba4cf93cf61bdb04bb2110c2156e6e5ae68e0f3347d2e9825abd6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a0a9219dd90d2caad9631579bf9e3a1d734554556b19b38b29234615914307ba
[INFO] running `Command { std: "docker" "start" "-a" "a0a9219dd90d2caad9631579bf9e3a1d734554556b19b38b29234615914307ba", 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 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chippers-938c8c0d96853267)
[INFO] [stdout] 
[INFO] [stderr] error: XDG_RUNTIME_DIR is invalid or not set in the environment.
[INFO] [stdout] running 2 tests
[INFO] [stdout] test cpu::test::test_mem_write ... FAILED
[INFO] [stdout] test cpu::test::test_mem_read ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- cpu::test::test_mem_write stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'cpu::test::test_mem_write' 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:     0x5ff93d216b62 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5ff93d216b62 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5ff93d216b62 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5ff93d216b62 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5ff93d23bc23 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x5ff93d23bc23 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x5ff93d213af3 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x5ff93d213af3 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x5ff93d2169b2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x5ff93d2180cc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x5ff93d217f22 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x5ff93d1e0044 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x5ff93d1e0044 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x5ff93d218aab - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x5ff93d218aab - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x5ff93d21887a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x5ff93d217059 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x5ff93d21850d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x5ff93d23a7a0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x5ff93d23ab16 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x5ff93d1a5c9a - core::result::Result<T,E>::unwrap::h953110d8a25db060
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x5ff93d1a5c9a - chippers::ppu::PPU::new::ha8d0c38858ce4846
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ppu.rs:10:36
[INFO] [stdout]   22:     0x5ff93d1a5c9a - chippers::bus::Bus::new::h275981f1899c1229
[INFO] [stdout]                                at /opt/rustwide/workdir/src/bus.rs:10:20
[INFO] [stdout]   23:     0x5ff93d1a5c9a - chippers::cpu::CPU::new::hf5e2c88c10bf33eb
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:61:18
[INFO] [stdout]   24:     0x5ff93d1a5114 - chippers::cpu::test::test_mem_write::h68567870cf6b1818
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:255:23
[INFO] [stdout]   25:     0x5ff93d1a5114 - chippers::cpu::test::test_mem_write::{{closure}}::h590f8e33ccd9589e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/cpu.rs:254:24
[INFO] [stdout]   26:     0x5ff93d1a5114 - core::ops::function::FnOnce::call_once::h36a540d500852010
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x5ff93d1e577b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   28:     0x5ff93d1e577b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   29:     0x5ff93d1e49be - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   30:     0x5ff93d1e49be - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   31:     0x5ff93d1e49be - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   32:     0x5ff93d1e49be - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   33:     0x5ff93d1e49be - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x5ff93d1e49be - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   35:     0x5ff93d1e49be - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   36:     0x5ff93d1a8564 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   37:     0x5ff93d1a8564 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   38:     0x5ff93d1abf0a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   39:     0x5ff93d1abf0a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   40:     0x5ff93d1abf0a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   41:     0x5ff93d1abf0a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   42:     0x5ff93d1abf0a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   43:     0x5ff93d1abf0a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   44:     0x5ff93d1abf0a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   45:     0x5ff93d21ba07 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   46:     0x5ff93d21ba07 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   47:     0x5ff93d21ba07 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   48:     0x7a5d7a8fbaa4 - <unknown>
[INFO] [stdout]   49:     0x7a5d7a988a34 - clone
[INFO] [stdout]   50:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     cpu::test::test_mem_write
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 1 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.38s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin chippers`
[INFO] running `Command { std: "docker" "inspect" "a0a9219dd90d2caad9631579bf9e3a1d734554556b19b38b29234615914307ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0a9219dd90d2caad9631579bf9e3a1d734554556b19b38b29234615914307ba", kill_on_drop: false }`
[INFO] [stdout] a0a9219dd90d2caad9631579bf9e3a1d734554556b19b38b29234615914307ba
