[INFO] cloning repository https://github.com/arceos-hypervisor/legacy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arceos-hypervisor/legacy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farceos-hypervisor%2Flegacy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farceos-hypervisor%2Flegacy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01634a047e991ea8d32d99e8f6a792c52424bc5e
[INFO] testing arceos-hypervisor/legacy against beta-2026-01-20 for beta-1.94-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farceos-hypervisor%2Flegacy" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/arceos-hypervisor/legacy
[INFO] finished tweaking git repo https://github.com/arceos-hypervisor/legacy
[INFO] tweaked toml for git repo https://github.com/arceos-hypervisor/legacy written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/arceos-hypervisor/legacy on toolchain beta-2026-01-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/arceos-hypervisor/legacy 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-2026-01-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axaddrspace.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/arceos.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axvcpu.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axvm.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/toml.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axdevice.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axvmconfig.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/arm_vcpu.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/riscv_vcpu.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/x86_vcpu.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/axdevice_crates.git`
[INFO] [stderr]     Updating git repository `https://github.com/rcore-os/riscv`
[INFO] [stderr]     Updating git repository `https://github.com/KuangjuX/riscv-decode.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/allocator.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/axdriver_crates.git`
[INFO] [stderr]     Updating git repository `https://github.com/rafalh/rust-fatfs`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-hypervisor/arm_gicv2`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/scheduler.git`
[INFO] [stderr]     Updating git repository `https://github.com/arceos-org/linked_list.git`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded riscv v0.12.1
[INFO] [stderr]   Downloaded timer_list v0.1.0
[INFO] [stderr]   Downloaded riscv-pac v0.2.0
[INFO] [stderr]   Downloaded percpu v0.2.0
[INFO] [stderr]   Downloaded page_table_entry v0.5.3
[INFO] [stderr]   Downloaded riscv-macros v0.1.0
[INFO] [stderr]   Downloaded page_table_multiarch v0.5.3
[INFO] [stderr]   Downloaded percpu_macros v0.2.0
[INFO] [stderr]   Downloaded cap_access v0.1.0
[INFO] [stderr]   Downloaded sbi-spec v0.0.7
[INFO] [stderr]   Downloaded kernel_guard v0.1.2
[INFO] [stderr]   Downloaded axfs_vfs v0.1.1
[INFO] [stderr]   Downloaded ctor_bare v0.2.1
[INFO] [stderr]   Downloaded linkme v0.3.32
[INFO] [stderr]   Downloaded rdif-base v0.2.1
[INFO] [stderr]   Downloaded cortex-a v8.1.1
[INFO] [stderr]   Downloaded axfs_devfs v0.1.1
[INFO] [stderr]   Downloaded virtio-drivers v0.7.4
[INFO] [stderr]   Downloaded rlsf v0.2.1
[INFO] [stderr]   Downloaded rustsbi v0.4.0
[INFO] [stderr]   Downloaded clap_builder v4.5.34
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] [stderr]   Downloaded tock-registers v0.9.0
[INFO] [stderr]   Downloaded clap v4.5.34
[INFO] [stderr]   Downloaded loongArch64 v0.2.4
[INFO] [stderr]   Downloaded rustsbi-macros v0.0.2
[INFO] [stderr]   Downloaded x86_64 v0.15.2
[INFO] [stderr]   Downloaded axerrno v0.1.0
[INFO] [stderr]   Downloaded aarch64-cpu v10.0.0
[INFO] [stderr]   Downloaded axfs_ramfs v0.1.1
[INFO] [stderr]   Downloaded ctor_bare_macros v0.2.1
[INFO] [stderr]   Downloaded aarch64_sysreg v0.1.1
[INFO] [stderr]   Downloaded x86_64 v0.14.13
[INFO] [stderr]   Downloaded bitmap-allocator v0.2.0
[INFO] [stderr]   Downloaded axconfig-gen-macros v0.1.0
[INFO] [stderr]   Downloaded ns16550a v0.4.0
[INFO] [stderr]   Downloaded x2apic v0.4.3
[INFO] [stderr]   Downloaded aarch64-cpu v9.4.0
[INFO] [stderr]   Downloaded numeric-enum-macro v0.2.0
[INFO] [stderr]   Downloaded crate_interface v0.1.4
[INFO] [stderr]   Downloaded kspin v0.1.0
[INFO] [stderr]   Downloaded lazyinit v0.2.1
[INFO] [stderr]   Downloaded memory_addr v0.3.2
[INFO] [stderr]   Downloaded dw_apb_uart v0.1.0
[INFO] [stderr]   Downloaded int_ratio v0.1.1
[INFO] [stderr]   Downloaded linkme-impl v0.3.32
[INFO] [stderr]   Downloaded bit v0.1.1
[INFO] [stderr]   Downloaded cpumask v0.1.0
[INFO] [stderr]   Downloaded memory_set v0.3.2
[INFO] [stderr]   Downloaded sbi-rt v0.0.3
[INFO] [stderr]   Downloaded arm-gic-driver v0.10.2
[INFO] [stderr]   Downloaded arm_pl011 v0.1.0
[INFO] [stderr]   Downloaded const-default v1.0.0
[INFO] [stderr]   Downloaded handler_table v0.1.2
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded rdif-intc v0.6.4
[INFO] [stderr]   Downloaded svgbobdoc v0.3.0
[INFO] [stderr]   Downloaded axconfig-gen v0.1.0
[INFO] [stderr]   Downloaded axio v0.1.1
[INFO] [stderr]   Downloaded riscv-target v0.1.2
[INFO] [stderr]   Downloaded x86 v0.52.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5927b1da72166d3ed6ce7d8f3d67e161d561b7def14fc4a966096c2c817a333
[INFO] running `Command { std: "docker" "start" "-a" "f5927b1da72166d3ed6ce7d8f3d67e161d561b7def14fc4a966096c2c817a333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5927b1da72166d3ed6ce7d8f3d67e161d561b7def14fc4a966096c2c817a333", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5927b1da72166d3ed6ce7d8f3d67e161d561b7def14fc4a966096c2c817a333", kill_on_drop: false }`
[INFO] [stdout] f5927b1da72166d3ed6ce7d8f3d67e161d561b7def14fc4a966096c2c817a333
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-01-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6ceacf69b2c0249ae940eee3bd94fe9419c36aa4562d96237b8679276592926
[INFO] running `Command { std: "docker" "start" "-a" "f6ceacf69b2c0249ae940eee3bd94fe9419c36aa4562d96237b8679276592926", kill_on_drop: false }`
[INFO] [stderr]    Compiling axerrno v0.1.0
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling memory_addr v0.3.2
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling winnow v0.7.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling clap_builder v4.5.34
[INFO] [stderr]    Compiling lazyinit v0.2.1
[INFO] [stderr]    Compiling axconfig v0.1.0 (https://github.com/arceos-hypervisor/arceos.git?branch=vmm#20d52d36)
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling percpu v0.2.0
[INFO] [stderr]    Compiling x86_64 v0.15.2
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling base64 v0.13.1
[INFO] [stderr]    Compiling memory_set v0.3.2
[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] [stderr]    Compiling const-default v1.0.0
[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] [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/x86_64-0.15.2/src/lib.rs:5:44
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "abi_x86_interrupt", feature(abi_x86_interrupt))]
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[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/x86_64-0.15.2/src/lib.rs:6:37
[INFO] [stdout]   |
[INFO] [stdout] 6 | #![cfg_attr(feature = "step_trait", feature(step_trait))]
[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 `x86_64` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f6ceacf69b2c0249ae940eee3bd94fe9419c36aa4562d96237b8679276592926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6ceacf69b2c0249ae940eee3bd94fe9419c36aa4562d96237b8679276592926", kill_on_drop: false }`
[INFO] [stdout] f6ceacf69b2c0249ae940eee3bd94fe9419c36aa4562d96237b8679276592926