[INFO] fetching crate x86_vlapic 0.1.0...
[INFO] testing x86_vlapic-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate x86_vlapic 0.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate x86_vlapic 0.1.0
[INFO] finished tweaking crates.io crate x86_vlapic 0.1.0
[INFO] tweaked toml for crates.io crate x86_vlapic 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate x86_vlapic 0.1.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate x86_vlapic 0.1.0 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" "+beta-2025-10-28" "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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 738034421d1297b940290e0d0d0fc8d5aa716f0282690ae5de050165e210afe8
[INFO] running `Command { std: "docker" "start" "-a" "738034421d1297b940290e0d0d0fc8d5aa716f0282690ae5de050165e210afe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "738034421d1297b940290e0d0d0fc8d5aa716f0282690ae5de050165e210afe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "738034421d1297b940290e0d0d0fc8d5aa716f0282690ae5de050165e210afe8", kill_on_drop: false }`
[INFO] [stdout] 738034421d1297b940290e0d0d0fc8d5aa716f0282690ae5de050165e210afe8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d14e5620d0ba863280b7b64e619932573f30dbe378ac748dfe0c6ce419e4e1b9
[INFO] running `Command { std: "docker" "start" "-a" "d14e5620d0ba863280b7b64e619932573f30dbe378ac748dfe0c6ce419e4e1b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling winnow v0.7.12
[INFO] [stderr]    Compiling rustversion v1.0.19
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde v1.0.218
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling memory_addr v0.4.0
[INFO] [stderr]    Compiling axerrno v0.1.0
[INFO] [stderr]    Compiling log v0.4.26
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memory_set v0.4.0
[INFO] [stderr]    Compiling lazyinit v0.2.1
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling toml_writer v1.0.2
[INFO] [stderr]    Compiling paste v1.0.15
[INFO] [stderr]    Compiling bit v0.1.1
[INFO] [stderr]    Compiling tock-registers v0.10.0
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/axerrno-0.1.0/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(variant_count)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `axerrno` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d14e5620d0ba863280b7b64e619932573f30dbe378ac748dfe0c6ce419e4e1b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14e5620d0ba863280b7b64e619932573f30dbe378ac748dfe0c6ce419e4e1b9", kill_on_drop: false }`
[INFO] [stdout] d14e5620d0ba863280b7b64e619932573f30dbe378ac748dfe0c6ce419e4e1b9
