[INFO] fetching crate snowgoons4809-device 0.2.4+snowgoons-hack-4809...
[INFO] testing snowgoons4809-device-0.2.4+snowgoons-hack-4809 against 1.55.0 for beta-1.56-1
[INFO] extracting crate snowgoons4809-device 0.2.4+snowgoons-hack-4809 into /workspace/builds/worker-77/source
[INFO] validating manifest of crates.io crate snowgoons4809-device 0.2.4+snowgoons-hack-4809 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate snowgoons4809-device 0.2.4+snowgoons-hack-4809
[INFO] finished tweaking crates.io crate snowgoons4809-device 0.2.4+snowgoons-hack-4809
[INFO] tweaked toml for crates.io crate snowgoons4809-device 0.2.4+snowgoons-hack-4809 written to /workspace/builds/worker-77/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 595b4f94511a9ecb7492b7373afe498c96b71de48f979142351493415b1fcffe
[INFO] running `Command { std: "docker" "start" "-a" "595b4f94511a9ecb7492b7373afe498c96b71de48f979142351493415b1fcffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595b4f94511a9ecb7492b7373afe498c96b71de48f979142351493415b1fcffe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595b4f94511a9ecb7492b7373afe498c96b71de48f979142351493415b1fcffe", kill_on_drop: false }`
[INFO] [stdout] 595b4f94511a9ecb7492b7373afe498c96b71de48f979142351493415b1fcffe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-77/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8800a064f1d8f3a3c77fca3324383c5c8fbd7c910427d6a98e7278cc90c3a84
[INFO] running `Command { std: "docker" "start" "-a" "a8800a064f1d8f3a3c77fca3324383c5c8fbd7c910427d6a98e7278cc90c3a84", kill_on_drop: false }`
[INFO] [stderr]    Compiling vcell v0.1.3
[INFO] [stderr]    Compiling bare-metal v0.2.5
[INFO] [stderr]    Compiling snowgoons4809-device v0.2.4+snowgoons-hack-4809 (/opt/rustwide/workdir)
[INFO] [stdout] error: You need to select at least one chip as a feature!
[INFO] [stdout]    --> src/lib.rs:126:1
[INFO] [stdout]     |
[INFO] [stdout] 126 | compile_error!("You need to select at least one chip as a feature!");
[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:33:1
[INFO] [stdout]    |
[INFO] [stdout] 33 | #![feature(llvm_asm)]
[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 `snowgoons4809-device` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "a8800a064f1d8f3a3c77fca3324383c5c8fbd7c910427d6a98e7278cc90c3a84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8800a064f1d8f3a3c77fca3324383c5c8fbd7c910427d6a98e7278cc90c3a84", kill_on_drop: false }`
[INFO] [stdout] a8800a064f1d8f3a3c77fca3324383c5c8fbd7c910427d6a98e7278cc90c3a84