[INFO] cloning repository https://github.com/RusPiRo/ruspiro-gpio
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RusPiRo/ruspiro-gpio" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-gpio", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-gpio'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8411292aa8a63119029f1340401a46c0882468dd
[INFO] testing RusPiRo/ruspiro-gpio against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRusPiRo%2Fruspiro-gpio" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/RusPiRo/ruspiro-gpio on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/RusPiRo/ruspiro-gpio
[INFO] finished tweaking git repo https://github.com/RusPiRo/ruspiro-gpio
[INFO] tweaked toml for git repo https://github.com/RusPiRo/ruspiro-gpio written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/RusPiRo/ruspiro-mmio-register.git`
[INFO] [stderr]     Updating git repository `https://github.com/RusPiRo/ruspiro-singleton.git`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b2abb1456a404e55120ad7203a9864f3009027cebc4e42c0d95401b5be3516f7
[INFO] running `Command { std: "docker" "start" "-a" "b2abb1456a404e55120ad7203a9864f3009027cebc4e42c0d95401b5be3516f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2abb1456a404e55120ad7203a9864f3009027cebc4e42c0d95401b5be3516f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2abb1456a404e55120ad7203a9864f3009027cebc4e42c0d95401b5be3516f7", kill_on_drop: false }`
[INFO] [stdout] b2abb1456a404e55120ad7203a9864f3009027cebc4e42c0d95401b5be3516f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 273a5f78f6a289af1d580ca90f57dcfa771674cbc63825dc2f801d064dd5928a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "273a5f78f6a289af1d580ca90f57dcfa771674cbc63825dc2f801d064dd5928a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling ruspiro-register v0.5.5
[INFO] [stderr]    Compiling ruspiro-interrupt v0.4.3
[INFO] [stderr]    Compiling ruspiro-lock v0.4.3
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ruspiro-lock-0.4.3/src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(asm)]
[INFO] [stdout]   |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-lock` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "273a5f78f6a289af1d580ca90f57dcfa771674cbc63825dc2f801d064dd5928a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273a5f78f6a289af1d580ca90f57dcfa771674cbc63825dc2f801d064dd5928a", kill_on_drop: false }`
[INFO] [stdout] 273a5f78f6a289af1d580ca90f57dcfa771674cbc63825dc2f801d064dd5928a