[INFO] cloning repository https://github.com/Shimijp/chip-8-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Shimijp/chip-8-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Fchip-8-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Fchip-8-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b5025b656598c7e8dd6638ae415496f8a0c9915
[INFO] checking Shimijp/chip-8-rust against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Fchip-8-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shimijp/chip-8-rust
[INFO] finished tweaking git repo https://github.com/Shimijp/chip-8-rust
[INFO] tweaked toml for git repo https://github.com/Shimijp/chip-8-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shimijp/chip-8-rust on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shimijp/chip-8-rust 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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 Shimijp/chip-8-rust against e4d5758286bf2cf6f415802f2cf861747a7c6c8c for pr-152972
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FShimijp%2Fchip-8-rust" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Shimijp/chip-8-rust
[INFO] finished tweaking git repo https://github.com/Shimijp/chip-8-rust
[INFO] tweaked toml for git repo https://github.com/Shimijp/chip-8-rust written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Shimijp/chip-8-rust on toolchain e4d5758286bf2cf6f415802f2cf861747a7c6c8c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Shimijp/chip-8-rust 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" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "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-5-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25
[INFO] running `Command { std: "docker" "start" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25" "/opt/rustwide/cargo-home/bin/cargo" "+e4d5758286bf2cf6f415802f2cf861747a7c6c8c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking CHIP-8 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::render::WindowCanvas;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/cpu.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use sdl2::render::WindowCanvas;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sdl2::event::Event;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sdl2::event::Event;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sdl2::keyboard::Keycode;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use sdl2::keyboard::Keycode;
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sdl2::pixels::Color;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use sdl2::pixels::Color;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use sdl2::rect::Rect;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use sdl2::rect::Rect;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2::render::WindowCanvas;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use sdl2::render::WindowCanvas;
[INFO] [stdout]    |     ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{RngExt};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand`
[INFO] [stdout]  --> src/cpu.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::{RngExt};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `rand` in this scope
[INFO] [stdout]    --> src/cpu.rs:364:25
[INFO] [stdout]     |
[INFO] [stdout] 364 |         let mut  rand = rand::rng();
[INFO] [stdout]     |                         ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `rand` in this scope
[INFO] [stdout]    --> src/cpu.rs:364:25
[INFO] [stdout]     |
[INFO] [stdout] 364 |         let mut  rand = rand::rng();
[INFO] [stdout]     |                         ^^^^ use of unresolved module or unlinked crate `rand`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `rand`, use `cargo add rand` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let sdl_context = sdl2::init()?;
[INFO] [stdout]    |                       ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `sdl2` in this scope
[INFO] [stdout]   --> src/main.rs:40:23
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let sdl_context = sdl2::init()?;
[INFO] [stdout]    |                       ^^^^ use of unresolved module or unlinked crate `sdl2`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `sdl2`, use `cargo add sdl2` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Index`
[INFO] [stdout]  --> src/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::Index;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `of`
[INFO] [stdout]    --> src/cpu.rs:294:30
[INFO] [stdout]     |
[INFO] [stdout] 294 |                    let (sum, of) =  self.reg[vx as usize].overflowing_add( con);
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_of`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `of`
[INFO] [stdout]    --> src/cpu.rs:294:30
[INFO] [stdout]     |
[INFO] [stdout] 294 |                    let (sum, of) =  self.reg[vx as usize].overflowing_add( con);
[INFO] [stdout]     |                              ^^ help: if this is intentional, prefix it with an underscore: `_of`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `CHIP-8` (bin "CHIP-8") due to 9 previous errors; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `CHIP-8` (bin "CHIP-8" test) due to 9 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25", kill_on_drop: false }`
[INFO] [stdout] 85518362d0b339aedb14fbc49b8a6ae3b869b1279d7761f37702642e84675b25
