[INFO] cloning repository https://github.com/nt591/chip8-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nt591/chip8-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Fchip8-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Fchip8-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7307a5888bdc5f42867d52740d753e747652e443
[INFO] checking nt591/chip8-rs against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Fchip8-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nt591/chip8-rs
[INFO] finished tweaking git repo https://github.com/nt591/chip8-rs
[INFO] tweaked toml for git repo https://github.com/nt591/chip8-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nt591/chip8-rs on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nt591/chip8-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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking nt591/chip8-rs against master#3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0 for pr-143164
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnt591%2Fchip8-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nt591/chip8-rs
[INFO] finished tweaking git repo https://github.com/nt591/chip8-rs
[INFO] tweaked toml for git repo https://github.com/nt591/chip8-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nt591/chip8-rs on toolchain 3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nt591/chip8-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" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b85642b9bb2822e4f5cd43f4fc00bd40ca88fa39bb240f345b0069b3d1656043
[INFO] running `Command { std: "docker" "start" "-a" "b85642b9bb2822e4f5cd43f4fc00bd40ca88fa39bb240f345b0069b3d1656043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b85642b9bb2822e4f5cd43f4fc00bd40ca88fa39bb240f345b0069b3d1656043", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85642b9bb2822e4f5cd43f4fc00bd40ca88fa39bb240f345b0069b3d1656043", kill_on_drop: false }`
[INFO] [stdout] b85642b9bb2822e4f5cd43f4fc00bd40ca88fa39bb240f345b0069b3d1656043
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+3129d37ef7075ee3cbaa3d6cbe1b5794f67192b0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 132231301eb2785fc61de0fd1466678f4bf5b23602a127a2d9f8c85a90eb36c4
[INFO] running `Command { std: "docker" "start" "-a" "132231301eb2785fc61de0fd1466678f4bf5b23602a127a2d9f8c85a90eb36c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking chip8-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant `MEMORY_SIZE` is never used
[INFO] [stdout]  --> src/memory.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const MEMORY_SIZE: usize = 2 << 11; //4096
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ROM_ADDR` is never used
[INFO] [stdout]  --> src/memory.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ROM_ADDR: usize = 2 << 8; // 512
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FONT_ADDR` is never used
[INFO] [stdout]  --> src/memory.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const FONT_ADDR: usize = 0x050; // by convention
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Memory` is never constructed
[INFO] [stdout]  --> src/memory.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Memory {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/memory.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Memory {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 13 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FONT` is never used
[INFO] [stdout]  --> src/screen/font.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub static FONT: [u8; 80] = [
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Screen` is never constructed
[INFO] [stdout]  --> src/screen/screen.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Screen {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Stack` is never constructed
[INFO] [stdout]  --> src/stack.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Stack {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `push` and `pop` are never used
[INFO] [stdout]   --> src/stack.rs:9:8
[INFO] [stdout]    |
[INFO] [stdout] 8  | impl Stack {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 9  |     fn push(&mut self, val: u16) -> Result<(), &str> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 21 |     fn pop(&mut self) -> Result<u16, &str> {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `MEMORY_SIZE` is never used
[INFO] [stdout]  --> src/memory.rs:3:7
[INFO] [stdout]   |
[INFO] [stdout] 3 | const MEMORY_SIZE: usize = 2 << 11; //4096
[INFO] [stdout]   |       ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ROM_ADDR` is never used
[INFO] [stdout]  --> src/memory.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ROM_ADDR: usize = 2 << 8; // 512
[INFO] [stdout]   |       ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `FONT_ADDR` is never used
[INFO] [stdout]  --> src/memory.rs:5:7
[INFO] [stdout]   |
[INFO] [stdout] 5 | const FONT_ADDR: usize = 0x050; // by convention
[INFO] [stdout]   |       ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Memory` is never constructed
[INFO] [stdout]  --> src/memory.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct Memory {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/memory.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl Memory {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 13 |     fn new() -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: static `FONT` is never used
[INFO] [stdout]  --> src/screen/font.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub static FONT: [u8; 80] = [
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Screen` is never constructed
[INFO] [stdout]  --> src/screen/screen.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | struct Screen {
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.77s
[INFO] running `Command { std: "docker" "inspect" "132231301eb2785fc61de0fd1466678f4bf5b23602a127a2d9f8c85a90eb36c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "132231301eb2785fc61de0fd1466678f4bf5b23602a127a2d9f8c85a90eb36c4", kill_on_drop: false }`
[INFO] [stdout] 132231301eb2785fc61de0fd1466678f4bf5b23602a127a2d9f8c85a90eb36c4
