[INFO] cloning repository https://github.com/weiding-msft/openvmm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/weiding-msft/openvmm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiding-msft%2Fopenvmm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiding-msft%2Fopenvmm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1df2e0ed6b271b272dffde054635667888e677ad
[INFO] testing weiding-msft/openvmm against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fweiding-msft%2Fopenvmm" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/weiding-msft/openvmm
[INFO] finished tweaking git repo https://github.com/weiding-msft/openvmm
[INFO] tweaked toml for git repo https://github.com/weiding-msft/openvmm written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/weiding-msft/openvmm on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/weiding-msft/openvmm 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 360a5f102716aeb132dd8b670ea4263fa2e029ed5d1aac9e92d52461f22d648f
[INFO] running `Command { std: "docker" "start" "-a" "360a5f102716aeb132dd8b670ea4263fa2e029ed5d1aac9e92d52461f22d648f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "360a5f102716aeb132dd8b670ea4263fa2e029ed5d1aac9e92d52461f22d648f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "360a5f102716aeb132dd8b670ea4263fa2e029ed5d1aac9e92d52461f22d648f", kill_on_drop: false }`
[INFO] [stdout] 360a5f102716aeb132dd8b670ea4263fa2e029ed5d1aac9e92d52461f22d648f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9f5a616979f8c7d61a5f46853e4797eab25272ce630bf4e8676a30db8957a05d
[INFO] running `Command { std: "docker" "start" "-a" "9f5a616979f8c7d61a5f46853e4797eab25272ce630bf4e8676a30db8957a05d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling pin-project-lite v0.2.16
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling bitflags v2.9.3
[INFO] [stderr]    Compiling bytes v1.11.1
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling thiserror v2.0.16
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling prettyplease v0.1.25
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling linux-raw-sys v0.9.4
[INFO] [stderr]    Compiling tracing-core v0.1.35
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling home v0.5.11
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling fs-err v3.1.1
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling futures-sink v0.3.31
[INFO] [stderr]    Compiling futures-io v0.3.31
[INFO] [stderr]    Compiling open_enum v0.0.0 (/opt/rustwide/workdir/support/open_enum)
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling base64 v0.22.1
[INFO] [stderr]    Compiling filepath v0.2.0
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling linkme-impl v0.3.33
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-task v0.3.31
[INFO] [stderr]    Compiling parking v2.2.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling uniset v0.2.4
[INFO] [stderr]    Compiling smallbox v0.8.8
[INFO] [stderr]    Compiling async-task v4.7.1
[INFO] [stderr]    Compiling loan_cell v0.0.0 (/opt/rustwide/workdir/support/loan_cell)
[INFO] [stderr]    Compiling unix_socket v0.0.0 (/opt/rustwide/workdir/support/unix_socket)
[INFO] [stderr]    Compiling spin v0.10.0
[INFO] [stderr]    Compiling diatomic-waker v0.2.3
[INFO] [stderr]    Compiling cordyceps v0.3.4
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling fixedbitset v0.5.7
[INFO] [stderr]    Compiling jiff v0.2.15
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling build_rs_guest_arch v0.0.0 (/opt/rustwide/workdir/vm/vmcore/build_rs_guest_arch)
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling which v4.4.2
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling futures-buffered v0.2.12
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling log v0.4.27
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling nu-ansi-term v0.50.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling socket2 v0.6.0
[INFO] [stderr]    Compiling seccompiler v0.5.0
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling vm_topology v0.0.0 (/opt/rustwide/workdir/vm/vmcore/vm_topology)
[INFO] [stderr]    Compiling stackfuture v0.3.0
[INFO] [stderr]    Compiling safe_intrinsics v0.0.0 (/opt/rustwide/workdir/support/safe_intrinsics)
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> support/safe_intrinsics/src/lib.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |     unsafe { core::arch::x86_64::__cpuid_count(eax, ecx) }
[INFO] [stdout]    |     ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cc v1.2.34
[INFO] [stderr]    Compiling atomic-waker v1.1.2
[INFO] [stderr]    Compiling virt v0.0.0 (/opt/rustwide/workdir/vmm_core/virt)
[INFO] [stderr]    Compiling wchar v0.11.1
[INFO] [stderr]    Compiling tempfile v3.21.0
[INFO] [stderr]    Compiling unicycle v0.10.2
[INFO] [stderr]    Compiling fast_select v0.0.0 (/opt/rustwide/workdir/support/fast_select)
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling mio v1.0.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling http v1.3.1
[INFO] [stderr]    Compiling deranged v0.5.6
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling num_threads v0.1.7
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling time-core v0.1.8
[INFO] [stderr]    Compiling range_map_vec v0.2.0
[INFO] [stderr]    Compiling num-conv v0.2.0
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling openssl-src v300.5.2+3.5.2
[INFO] [stderr]    Compiling device_emulators v0.0.0 (/opt/rustwide/workdir/vm/devices/support/device_emulators)
[INFO] [stderr]    Compiling mesh_protobuf v0.0.0 (/opt/rustwide/workdir/support/mesh/mesh_protobuf)
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling const-oid v0.9.6
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling closeable_mutex v0.0.0 (/opt/rustwide/workdir/support/closeable_mutex)
[INFO] [stderr]    Compiling piper v0.2.4
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling arc_cyclic_builder v0.0.0 (/opt/rustwide/workdir/support/arc_cyclic_builder)
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2026-04-21-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=9453d0a1f6330363 -C extra-filename=-33bf0b92ffbd10cd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-1958698a91c173b7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-8ae9bca3a7ac16c3.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-6572fa6bb87326c0.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9f5a616979f8c7d61a5f46853e4797eab25272ce630bf4e8676a30db8957a05d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5a616979f8c7d61a5f46853e4797eab25272ce630bf4e8676a30db8957a05d", kill_on_drop: false }`
[INFO] [stdout] 9f5a616979f8c7d61a5f46853e4797eab25272ce630bf4e8676a30db8957a05d
