[INFO] cloning repository https://github.com/Beinsezii/pixelbuster
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Beinsezii/pixelbuster" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeinsezii%2Fpixelbuster", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeinsezii%2Fpixelbuster'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ddbcd2c2f79aeaa9014995f805217aa3b1521e04
[INFO] testing Beinsezii/pixelbuster against 1.75.0 for beta-1.76-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBeinsezii%2Fpixelbuster" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Beinsezii/pixelbuster on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-3-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/Beinsezii/pixelbuster
[INFO] finished tweaking git repo https://github.com/Beinsezii/pixelbuster
[INFO] tweaked toml for git repo https://github.com/Beinsezii/pixelbuster written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Beinsezii/pixelbuster 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded eframe v0.22.0
[INFO] [stderr]   Downloaded target-lexicon v0.12.10
[INFO] [stderr]   Downloaded easy-parallel v3.3.0
[INFO] [stderr]   Downloaded egui-wgpu v0.22.0
[INFO] [stderr]   Downloaded rfd v0.11.4
[INFO] [stderr]   Downloaded egui_glow v0.22.0
[INFO] [stderr]   Downloaded serde_derive v1.0.174
[INFO] [stderr]   Downloaded serde v1.0.174
[INFO] [stderr]   Downloaded egui-winit v0.22.0
[INFO] [stderr]   Downloaded accesskit_unix v0.5.0
[INFO] [stderr]   Downloaded colcon v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd3e625ac9bb17745f424ac724a7df83432118145576ca211ecd1ac96a1b406e
[INFO] running `Command { std: "docker" "start" "-a" "dd3e625ac9bb17745f424ac724a7df83432118145576ca211ecd1ac96a1b406e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd3e625ac9bb17745f424ac724a7df83432118145576ca211ecd1ac96a1b406e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd3e625ac9bb17745f424ac724a7df83432118145576ca211ecd1ac96a1b406e", kill_on_drop: false }`
[INFO] [stdout] dd3e625ac9bb17745f424ac724a7df83432118145576ca211ecd1ac96a1b406e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a94e068a5caa8a6b5ee4c20d5fe15bbbfa435e50bbfe353fc0208f71433cd478
[INFO] running `Command { std: "docker" "start" "-a" "a94e068a5caa8a6b5ee4c20d5fe15bbbfa435e50bbfe353fc0208f71433cd478", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling fastrand v2.0.0
[INFO] [stderr]    Compiling colcon v0.3.0
[INFO] [stderr]    Compiling easy-parallel v3.3.0
[INFO] [stderr]    Compiling num_cpus v1.16.0
[INFO] [stderr]    Compiling pixelbuster v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(array_chunks)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pixelbuster` (lib) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a94e068a5caa8a6b5ee4c20d5fe15bbbfa435e50bbfe353fc0208f71433cd478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94e068a5caa8a6b5ee4c20d5fe15bbbfa435e50bbfe353fc0208f71433cd478", kill_on_drop: false }`
[INFO] [stdout] a94e068a5caa8a6b5ee4c20d5fe15bbbfa435e50bbfe353fc0208f71433cd478
