[INFO] fetching crate pic8259 0.10.2...
[INFO] testing pic8259-0.10.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate pic8259 0.10.2 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate pic8259 0.10.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-109/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate pic8259 0.10.2
[INFO] finished tweaking crates.io crate pic8259 0.10.2
[INFO] tweaked toml for crates.io crate pic8259 0.10.2 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded volatile v0.4.4
[INFO] [stderr]   Downloaded x86_64 v0.14.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b33614bb3477cbb5ff8558be75e7d895739a5d03295a4077cb5c1f291ba663
[INFO] running `Command { std: "docker" "start" "-a" "08b33614bb3477cbb5ff8558be75e7d895739a5d03295a4077cb5c1f291ba663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b33614bb3477cbb5ff8558be75e7d895739a5d03295a4077cb5c1f291ba663", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b33614bb3477cbb5ff8558be75e7d895739a5d03295a4077cb5c1f291ba663", kill_on_drop: false }`
[INFO] [stdout] 08b33614bb3477cbb5ff8558be75e7d895739a5d03295a4077cb5c1f291ba663
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f1533b08afb63a0728a13a89952899699b78d12ce8e4632e17e3646c213dd9dc
[INFO] running `Command { std: "docker" "start" "-a" "f1533b08afb63a0728a13a89952899699b78d12ce8e4632e17e3646c213dd9dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling x86_64 v0.14.8
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling volatile v0.4.4
[INFO] [stderr]    Compiling bit_field v0.10.1
[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/x86_64-0.14.8/src/lib.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![cfg_attr(feature = "inline_asm", 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 `x86_64` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f1533b08afb63a0728a13a89952899699b78d12ce8e4632e17e3646c213dd9dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1533b08afb63a0728a13a89952899699b78d12ce8e4632e17e3646c213dd9dc", kill_on_drop: false }`
[INFO] [stdout] f1533b08afb63a0728a13a89952899699b78d12ce8e4632e17e3646c213dd9dc