[INFO] fetching crate erust 0.1.6...
[INFO] testing erust-0.1.6 against beta-2026-04-21 for beta-1.96-1
[INFO] extracting crate erust 0.1.6 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate erust 0.1.6
[INFO] finished tweaking crates.io crate erust 0.1.6
[INFO] tweaked toml for crates.io crate erust 0.1.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate erust 0.1.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 445 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.21.7 (available: v0.22.1)
[INFO] [stderr]       Adding block-sys v0.1.0-beta.1 (available: v0.1.0-beta.2)
[INFO] [stderr]       Adding block2 v0.2.0-alpha.6 (available: v0.2.0)
[INFO] [stderr]       Adding eframe v0.25.0 (available: v0.34.1)
[INFO] [stderr]       Adding egui v0.25.0 (available: v0.34.1)
[INFO] [stderr]       Adding ehttp v0.3.1 (available: v0.7.1)
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding holy v0.1.2 (available: v0.2.0)
[INFO] [stderr]       Adding image v0.24.9 (available: v0.25.10)
[INFO] [stderr]       Adding objc-sys v0.2.0-beta.2 (available: v0.2.0-beta.3)
[INFO] [stderr]       Adding objc2 v0.3.0-beta.3.patch-leaks.3 (available: v0.3.0-beta.5)
[INFO] [stderr]       Adding objc2-encode v2.0.0-pre.2 (available: v2.0.0)
[INFO] [stderr]       Adding zvariant_utils v1.0.1 (available: v1.1.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9b3e1ec2d0da8195380b0e2c088a918f2ef795a34b6ecd73de2c7eee72d4b4e
[INFO] running `Command { std: "docker" "start" "-a" "b9b3e1ec2d0da8195380b0e2c088a918f2ef795a34b6ecd73de2c7eee72d4b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b3e1ec2d0da8195380b0e2c088a918f2ef795a34b6ecd73de2c7eee72d4b4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b3e1ec2d0da8195380b0e2c088a918f2ef795a34b6ecd73de2c7eee72d4b4e", kill_on_drop: false }`
[INFO] [stdout] b9b3e1ec2d0da8195380b0e2c088a918f2ef795a34b6ecd73de2c7eee72d4b4e
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000122cef727521198fba9bb7d50b963a99ab8fcd565e55fd9e9768aecf5bb11
[INFO] running `Command { std: "docker" "start" "-a" "000122cef727521198fba9bb7d50b963a99ab8fcd565e55fd9e9768aecf5bb11", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling wayland-sys v0.31.11
[INFO] [stderr]    Compiling wayland-backend v0.3.15
[INFO] [stderr]    Compiling wayland-client v0.31.14
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling concurrent-queue v2.5.0
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]    Compiling futures-lite v2.6.1
[INFO] [stderr]    Compiling event-listener v5.4.1
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling event-listener-strategy v0.5.4
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling wayland-scanner v0.31.10
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling bitflags v2.11.1
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling piper v0.2.5
[INFO] [stderr]    Compiling async-channel v2.5.0
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling simd-adler32 v0.3.9
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling rustix v0.37.28
[INFO] [stderr]    Compiling blocking v1.6.2
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling xml-rs v0.8.28
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling sha1 v0.10.6
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling zvariant_utils v1.0.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling nix v0.26.4
[INFO] [stderr]    Compiling xdg-home v1.3.0
[INFO] [stderr]    Compiling async-executor v1.14.0
[INFO] [stderr]    Compiling async-broadcast v0.5.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling x11-dl v2.21.0
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.118
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling zerofrom v0.1.7
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling yoke v0.8.2
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerovec v0.11.6
[INFO] [stderr]    Compiling bytemuck_derive v1.10.2
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling polling v3.11.0
[INFO] [stderr]    Compiling tinystr v0.8.3
[INFO] [stderr]    Compiling enumflags2_derive v0.7.12
[INFO] [stderr]    Compiling icu_locale_core v2.2.0
[INFO] [stderr]    Compiling potential_utf v0.1.5
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerotrie v0.2.4
[INFO] [stderr]    Compiling zvariant_derive v3.15.2
[INFO] [stderr]    Compiling bytemuck v1.25.0
[INFO] [stderr]    Compiling icu_collections v2.2.0
[INFO] [stderr]    Compiling icu_provider v2.2.0
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling zbus_macros v3.15.2
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-recursion v1.1.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling enumflags2 v0.7.12
[INFO] [stderr]    Compiling zvariant v3.15.2
[INFO] [stderr]    Compiling icu_normalizer v2.2.0
[INFO] [stderr]    Compiling icu_properties v2.2.0
[INFO] [stderr]    Compiling wayland-cursor v0.31.14
[INFO] [stderr]    Compiling wayland-protocols v0.31.2
[INFO] [stderr]    Compiling wayland-csd-frame v0.3.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling enumn v0.1.14
[INFO] [stderr]    Compiling calloop v0.12.4
[INFO] [stderr]    Compiling wayland-protocols v0.32.12
[INFO] [stderr]    Compiling accesskit v0.12.3
[INFO] [stderr]    Compiling zbus_names v2.6.1
[INFO] [stderr]    Compiling gethostname v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.18.1
[INFO] [stderr]    Compiling rustls-pki-types v1.14.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling x11rb v0.13.2
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling calloop-wayland-source v0.2.0
[INFO] [stderr]    Compiling zbus v3.15.2
[INFO] [stderr]    Compiling wayland-protocols-wlr v0.2.0
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling winit v0.29.15
[INFO] [stderr]    Compiling raw-window-handle v0.5.2
[INFO] [stderr]    Compiling ab_glyph v0.2.32
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.118
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling wayland-protocols-plasma v0.2.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.118
[INFO] [stderr]    Compiling emath v0.25.0
[INFO] [stderr]    Compiling ecolor v0.25.0
[INFO] [stderr]    Compiling calloop v0.14.4
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling xkbcommon-dl v0.4.2
[INFO] [stderr]    Compiling glutin_glx_sys v0.5.0
[INFO] [stderr]    Compiling glutin_egl_sys v0.6.0
[INFO] [stderr]    Compiling smol_str v0.2.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.20.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling ron v0.8.1
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.118
[INFO] [stderr]    Compiling epaint v0.25.0
[INFO] [stderr]    Compiling calloop-wayland-source v0.4.1
[INFO] [stderr]    Compiling wayland-protocols-experimental v20250721.0.1
[INFO] [stderr]    Compiling wayland-protocols-wlr v0.3.12
[INFO] [stderr]    Compiling wayland-protocols-misc v0.3.12
[INFO] [stderr]    Compiling accesskit_consumer v0.16.1
[INFO] [stderr]    Compiling glutin v0.31.3
[INFO] [stderr]    Compiling weezl v0.1.12
[INFO] [stderr]    Compiling rustls v0.23.39
[INFO] [stderr]    Compiling atspi-common v0.3.0
[INFO] [stderr]    Compiling async-once-cell v0.5.4
[INFO] [stderr]    Compiling jpeg-decoder v0.3.2
[INFO] [stderr]    Compiling egui v0.25.0
[INFO] [stderr]    Compiling rustls-webpki v0.103.13
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling webpki-roots v1.0.7
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling zune-inflate v0.2.54
[INFO] [stderr]    Compiling glutin-winit v0.4.2
[INFO] [stderr]    Compiling lebe v0.5.3
[INFO] [stderr]    Compiling bit_field v0.10.3
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling webbrowser v0.8.15
[INFO] [stderr]    Compiling gif v0.13.3
[INFO] [stderr]    Compiling exr v1.74.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling atspi-proxies v0.3.0
[INFO] [stderr]    Compiling webpki-roots v0.26.11
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling smithay-clipboard v0.7.3
[INFO] [stderr]    Compiling js-sys v0.3.95
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling atspi-connection v0.3.0
[INFO] [stderr] error: could not compile `zbus` (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 zbus --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zbus-3.15.2/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 -C debuginfo=2 --cfg 'feature="async-executor"' --cfg 'feature="async-fs"' --cfg 'feature="async-io"' --cfg 'feature="async-lock"' --cfg 'feature="async-task"' --cfg 'feature="blocking"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("async-executor", "async-fs", "async-io", "async-lock", "async-task", "blocking", "chrono", "default", "gvariant", "quick-xml", "serde-xml-rs", "time", "tokio", "tokio-vsock", "url", "uuid", "vsock", "windows-gdbus", "xml"))' -C metadata=b22db3dd66606308 -C extra-filename=-b0f61a24bafee6d3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern async_broadcast=/opt/rustwide/target/debug/deps/libasync_broadcast-245b711740944c74.rmeta --extern async_executor=/opt/rustwide/target/debug/deps/libasync_executor-db15fbb8be4d96f5.rmeta --extern async_fs=/opt/rustwide/target/debug/deps/libasync_fs-e56bf13eda90581e.rmeta --extern async_io=/opt/rustwide/target/debug/deps/libasync_io-5a5ef5149816e974.rmeta --extern async_lock=/opt/rustwide/target/debug/deps/libasync_lock-ba20887a117e12c9.rmeta --extern async_recursion=/opt/rustwide/target/debug/deps/libasync_recursion-3cd7d9dcfd2c4d44.so --extern async_task=/opt/rustwide/target/debug/deps/libasync_task-e431bcfe3f65244a.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-8903b0efe6faae34.so --extern blocking=/opt/rustwide/target/debug/deps/libblocking-a6aa8f663ea38d97.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-0d5229b4099d70a3.rmeta --extern derivative=/opt/rustwide/target/debug/deps/libderivative-f280f367c4b26ba4.so --extern enumflags2=/opt/rustwide/target/debug/deps/libenumflags2-0100d7635f6021c3.rmeta --extern event_listener=/opt/rustwide/target/debug/deps/libevent_listener-953770b2c2e463a9.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-3f2014b84910caad.rmeta --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-972a6e6f22232cfe.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-88c855f950fd1ffc.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-aa11f1b7b510398f.rmeta --extern nix=/opt/rustwide/target/debug/deps/libnix-23c65ceaf7a7918f.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-0ac012fec71d6948.rmeta --extern ordered_stream=/opt/rustwide/target/debug/deps/libordered_stream-adfa1ca442fac7f3.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-17652147c3d7fbca.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-c61ec32ee61d9ce1.rmeta --extern serde_repr=/opt/rustwide/target/debug/deps/libserde_repr-c3d1808529cf20a3.so --extern sha1=/opt/rustwide/target/debug/deps/libsha1-89a04b4ea5cd9b92.rmeta --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-95336585f0b7f57d.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-29a5cf8ee2896f17.rmeta --extern xdg_home=/opt/rustwide/target/debug/deps/libxdg_home-cb280f653af483be.rmeta --extern zbus_macros=/opt/rustwide/target/debug/deps/libzbus_macros-7d1f5114b890e85c.so --extern zbus_names=/opt/rustwide/target/debug/deps/libzbus_names-dc33a716fc783c53.rmeta --extern zvariant=/opt/rustwide/target/debug/deps/libzvariant-93ccc7288ecb588c.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" "000122cef727521198fba9bb7d50b963a99ab8fcd565e55fd9e9768aecf5bb11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000122cef727521198fba9bb7d50b963a99ab8fcd565e55fd9e9768aecf5bb11", kill_on_drop: false }`
[INFO] [stdout] 000122cef727521198fba9bb7d50b963a99ab8fcd565e55fd9e9768aecf5bb11