[INFO] cloning repository https://github.com/tjccs96/Chip8
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tjccs96/Chip8" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjccs96%2FChip8", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjccs96%2FChip8'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a9ded81ad23838dddfd36af9c04aae2b82c5deab
[INFO] checking tjccs96/Chip8 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjccs96%2FChip8" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tjccs96/Chip8 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tjccs96/Chip8
[INFO] finished tweaking git repo https://github.com/tjccs96/Chip8
[INFO] tweaked toml for git repo https://github.com/tjccs96/Chip8 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tjccs96/Chip8 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking tjccs96/Chip8 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftjccs96%2FChip8" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tjccs96/Chip8 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tjccs96/Chip8
[INFO] finished tweaking git repo https://github.com/tjccs96/Chip8
[INFO] tweaked toml for git repo https://github.com/tjccs96/Chip8 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tjccs96/Chip8 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6a8e3b50680adaa5db89512580a1ae5d35f980fd58552da6fb37084cecab648
[INFO] running `Command { std: "docker" "start" "-a" "f6a8e3b50680adaa5db89512580a1ae5d35f980fd58552da6fb37084cecab648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6a8e3b50680adaa5db89512580a1ae5d35f980fd58552da6fb37084cecab648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a8e3b50680adaa5db89512580a1ae5d35f980fd58552da6fb37084cecab648", kill_on_drop: false }`
[INFO] [stdout] f6a8e3b50680adaa5db89512580a1ae5d35f980fd58552da6fb37084cecab648
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07e6beffce15e44dc4c501a933119d8b529aa2b8e5c730d950916a2212b7ed53
[INFO] running `Command { std: "docker" "start" "-a" "07e6beffce15e44dc4c501a933119d8b529aa2b8e5c730d950916a2212b7ed53", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling sdl2 v0.34.3
[INFO] [stderr]    Compiling sdl2-sys v0.34.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking chip8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `opcode` is never read
[INFO] [stdout]   --> src/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     opcode: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CPU` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     I: u16,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `opcode` is never read
[INFO] [stdout]   --> src/cpu.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct CPU {
[INFO] [stdout]    |            --- field in this struct
[INFO] [stdout] 11 |     opcode: u16,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CPU` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `V` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     V: [u8; 16],
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `v`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]   --> src/cpu.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 |     I: u16,
[INFO] [stdout]    |     ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.69s
[INFO] running `Command { std: "docker" "inspect" "07e6beffce15e44dc4c501a933119d8b529aa2b8e5c730d950916a2212b7ed53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07e6beffce15e44dc4c501a933119d8b529aa2b8e5c730d950916a2212b7ed53", kill_on_drop: false }`
[INFO] [stdout] 07e6beffce15e44dc4c501a933119d8b529aa2b8e5c730d950916a2212b7ed53
