[INFO] fetching crate ruspiro-mmu 0.1.1...
[INFO] testing ruspiro-mmu-0.1.1 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ruspiro-mmu 0.1.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate ruspiro-mmu 0.1.1 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruspiro-mmu 0.1.1
[INFO] finished tweaking crates.io crate ruspiro-mmu 0.1.1
[INFO] tweaked toml for crates.io crate ruspiro-mmu 0.1.1 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fd4e128ebf7963f7f4b78046ce1f1715b912774f6908bd3b6631a2800d0e6df
[INFO] running `Command { std: "docker" "start" "-a" "4fd4e128ebf7963f7f4b78046ce1f1715b912774f6908bd3b6631a2800d0e6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fd4e128ebf7963f7f4b78046ce1f1715b912774f6908bd3b6631a2800d0e6df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fd4e128ebf7963f7f4b78046ce1f1715b912774f6908bd3b6631a2800d0e6df", kill_on_drop: false }`
[INFO] [stdout] 4fd4e128ebf7963f7f4b78046ce1f1715b912774f6908bd3b6631a2800d0e6df
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd5756021853ba7a2b8a40633ce5cd2d8f5fe9992e45037a16bce3055b4710d8
[INFO] running `Command { std: "docker" "start" "-a" "dd5756021853ba7a2b8a40633ce5cd2d8f5fe9992e45037a16bce3055b4710d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ruspiro-register v0.5.4
[INFO] [stderr]    Compiling ruspiro-mmu v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ruspiro-arch-aarch64 v0.1.5
[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-arch-aarch64-0.1.5/src/lib.rs:11:1
[INFO] [stdout]    |
[INFO] [stdout] 11 | #![feature(asm)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-arch-aarch64` due to 2 previous errors
[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] running `Command { std: "docker" "inspect" "dd5756021853ba7a2b8a40633ce5cd2d8f5fe9992e45037a16bce3055b4710d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd5756021853ba7a2b8a40633ce5cd2d8f5fe9992e45037a16bce3055b4710d8", kill_on_drop: false }`
[INFO] [stdout] dd5756021853ba7a2b8a40633ce5cd2d8f5fe9992e45037a16bce3055b4710d8