[INFO] fetching crate riscv_vcpu 0.1.2...
[INFO] testing riscv_vcpu-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate riscv_vcpu 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-4-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate riscv_vcpu 0.1.2
[INFO] finished tweaking crates.io crate riscv_vcpu 0.1.2
[INFO] tweaked toml for crates.io crate riscv_vcpu 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate riscv_vcpu 0.1.2 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 riscv_vcpu 0.1.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 02f79d91f2646880790ca61dbf317467521fe9a263c6619020efe91a90dae0d4
[INFO] running `Command { std: "docker" "start" "-a" "02f79d91f2646880790ca61dbf317467521fe9a263c6619020efe91a90dae0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f79d91f2646880790ca61dbf317467521fe9a263c6619020efe91a90dae0d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f79d91f2646880790ca61dbf317467521fe9a263c6619020efe91a90dae0d4", kill_on_drop: false }`
[INFO] [stdout] 02f79d91f2646880790ca61dbf317467521fe9a263c6619020efe91a90dae0d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] af7f39015a0e378c3c598e94a4dcd31038112af767a3ac8d625f66887714b5d8
[INFO] running `Command { std: "docker" "start" "-a" "af7f39015a0e378c3c598e94a4dcd31038112af767a3ac8d625f66887714b5d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling rustversion v1.0.18
[INFO] [stderr]    Compiling bitflags v2.9.1
[INFO] [stderr]    Compiling x86 v0.52.0
[INFO] [stderr]    Compiling hashbrown v0.15.4
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling volatile v0.4.6
[INFO] [stderr]    Compiling memory_addr v0.4.0
[INFO] [stderr]    Compiling winnow v0.7.11
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling axerrno v0.1.0
[INFO] [stderr]    Compiling raw-cpuid v10.7.0
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling memory_set v0.4.0
[INFO] [stderr]    Compiling riscv v0.14.0
[INFO] [stderr]    Compiling percpu v0.2.0
[INFO] [stderr]    Compiling numeric-enum-macro v0.2.0
[INFO] [stderr]    Compiling lazyinit v0.2.1
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling embedded-hal v1.0.0
[INFO] [stderr]    Compiling critical-section v1.2.0
[INFO] [stderr]    Compiling riscv-pac v0.2.0
[INFO] [stderr]    Compiling sbi-spec v0.0.7
[INFO] [stderr]    Compiling bare-metal v1.0.0
[INFO] [stderr]    Compiling tock-registers v0.9.0
[INFO] [stderr]    Compiling riscv-decode v0.2.3
[INFO] [stderr]    Compiling sbi-rt v0.0.3
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:11:13
[INFO] [stdout]    |
[INFO] [stdout] 11 |             in("a7") eid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:12:13
[INFO] [stdout]    |
[INFO] [stdout] 12 |             in("a6") fid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:13:13
[INFO] [stdout]    |
[INFO] [stdout] 13 |             lateout("a0") error,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:14:13
[INFO] [stdout]    |
[INFO] [stdout] 14 |             lateout("a1") value,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |             in("a7") eid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             in("a6") fid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |             inlateout("a0") arg0 => error,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:29:13
[INFO] [stdout]    |
[INFO] [stdout] 29 |             lateout("a1") value,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:41:13
[INFO] [stdout]    |
[INFO] [stdout] 41 |             in("a7") eid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:42:13
[INFO] [stdout]    |
[INFO] [stdout] 42 |             in("a6") fid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:43:13
[INFO] [stdout]    |
[INFO] [stdout] 43 |             inlateout("a0") arg0 => error,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:44:13
[INFO] [stdout]    |
[INFO] [stdout] 44 |             inlateout("a1") arg1 => value,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:56:13
[INFO] [stdout]    |
[INFO] [stdout] 56 |             in("a7") eid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:57:13
[INFO] [stdout]    |
[INFO] [stdout] 57 |             in("a6") fid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:58:13
[INFO] [stdout]    |
[INFO] [stdout] 58 |             inlateout("a0") arg0 => error,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:59:13
[INFO] [stdout]    |
[INFO] [stdout] 59 |             inlateout("a1") arg1 => value,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:60:13
[INFO] [stdout]    |
[INFO] [stdout] 60 |             in("a2") arg2,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             in("a7") eid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             in("a6") fid,
[INFO] [stdout]    |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:81:13
[INFO] [stdout]    |
[INFO] [stdout] 81 |             inlateout("a0") arg0 => error,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:82:13
[INFO] [stdout]    |
[INFO] [stdout] 82 |             inlateout("a1") arg1 => value,
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:83:13
[INFO] [stdout]    |
[INFO] [stdout] 83 |             in("a2") arg2,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a3`: unknown register
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |             in("a3") arg3,
[INFO] [stdout]    |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a7`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             in("a7") eid,
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a6`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:105:13
[INFO] [stdout]     |
[INFO] [stdout] 105 |             in("a6") fid,
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a0`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:106:13
[INFO] [stdout]     |
[INFO] [stdout] 106 |             inlateout("a0") arg0 => error,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a1`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             inlateout("a1") arg1 => value,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a2`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:108:13
[INFO] [stdout]     |
[INFO] [stdout] 108 |             in("a2") arg2,
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a3`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             in("a3") arg3,
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid register `a4`: unknown register
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/sbi-rt-0.0.3/src/binary.rs:110:13
[INFO] [stdout]     |
[INFO] [stdout] 110 |             in("a4") arg4,
[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/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] [stderr] error: could not compile `sbi-rt` (lib) due to 30 previous errors
[INFO] running `Command { std: "docker" "inspect" "af7f39015a0e378c3c598e94a4dcd31038112af767a3ac8d625f66887714b5d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af7f39015a0e378c3c598e94a4dcd31038112af767a3ac8d625f66887714b5d8", kill_on_drop: false }`
[INFO] [stdout] af7f39015a0e378c3c598e94a4dcd31038112af767a3ac8d625f66887714b5d8
