[INFO] fetching crate vexy-vsvg-benchmarks 2.4.2...
[INFO] testing vexy-vsvg-benchmarks-2.4.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate vexy-vsvg-benchmarks 2.4.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate vexy-vsvg-benchmarks 2.4.2
[INFO] finished tweaking crates.io crate vexy-vsvg-benchmarks 2.4.2
[INFO] tweaked toml for crates.io crate vexy-vsvg-benchmarks 2.4.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate vexy-vsvg-benchmarks 2.4.2 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 crates.io crate vexy-vsvg-benchmarks 2.4.2 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-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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] fa11ef4194eab80e5dd4f075157b24160f0d6af8a32e31c16b35f3b569f636e2
[INFO] running `Command { std: "docker" "start" "-a" "fa11ef4194eab80e5dd4f075157b24160f0d6af8a32e31c16b35f3b569f636e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fa11ef4194eab80e5dd4f075157b24160f0d6af8a32e31c16b35f3b569f636e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa11ef4194eab80e5dd4f075157b24160f0d6af8a32e31c16b35f3b569f636e2", kill_on_drop: false }`
[INFO] [stdout] fa11ef4194eab80e5dd4f075157b24160f0d6af8a32e31c16b35f3b569f636e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] bfab7d9b6faf0411ef94dc0c11107d9b02585300c2b07255769fb88d3a69db6b
[INFO] running `Command { std: "docker" "start" "-a" "bfab7d9b6faf0411ef94dc0c11107d9b02585300c2b07255769fb88d3a69db6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling zmij v1.0.20
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling camino v1.2.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling dtoa v1.0.11
[INFO] [stderr]    Compiling ahash v0.7.8
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling unicase v2.9.0
[INFO] [stderr]    Compiling euclid v0.22.13
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling rkyv v0.7.46
[INFO] [stderr]    Compiling outref v0.1.0
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling simd-abstraction v0.7.1
[INFO] [stderr]    Compiling parcel_selectors v0.28.2
[INFO] [stderr]    Compiling phf_codegen v0.13.1
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling xmlparser v0.10.0
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling base64-simd v0.7.0
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling roxmltree v0.7.3
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling data-url v0.1.1
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling lyon_geom v1.0.18
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling fontconfig-parser v0.5.8
[INFO] [stderr]    Compiling lyon_path v1.0.16
[INFO] [stderr]    Compiling selectors v0.35.0
[INFO] [stderr]    Compiling tempfile v3.25.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling kurbo v0.13.0
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling float_next_after v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling memmap2 v0.9.9
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling vlq v0.5.1
[INFO] [stderr]    Compiling unicode-script v0.5.8
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling tiny-skia-path v0.12.0
[INFO] [stderr]    Compiling servo_arc v0.4.3
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling clap_builder v4.5.57
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling dashmap v5.5.3
[INFO] [stderr]    Compiling simba v0.9.1
[INFO] [stderr]    Compiling semver v1.0.27
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling svgtypes v0.16.1
[INFO] [stderr]    Compiling lyon_tessellation v1.0.16
[INFO] [stderr]    Compiling lyon_algorithms v1.0.16
[INFO] [stderr]    Compiling flate2 v1.1.9
[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=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="quote"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=b99affdc2b4fc304 -C extra-filename=-d59fa96757b1ceb6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2306e84c82f3aaa6.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-027aa035d3b7b87f.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-114df360ce5d389d.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ttf-parser` (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 ttf_parser --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/ttf-parser-0.25.1/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="apple-layout"' --cfg 'feature="core_maths"' --cfg 'feature="default"' --cfg 'feature="glyph-names"' --cfg 'feature="gvar-alloc"' --cfg 'feature="no-std-float"' --cfg 'feature="opentype-layout"' --cfg 'feature="std"' --cfg 'feature="variable-fonts"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("apple-layout", "core_maths", "default", "glyph-names", "gvar-alloc", "no-std-float", "opentype-layout", "std", "variable-fonts"))' -C metadata=5e7c1d145628e2bd -C extra-filename=-17497ccbb08cc08e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern core_maths=/opt/rustwide/target/debug/deps/libcore_maths-bf8cb986ef516f80.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "bfab7d9b6faf0411ef94dc0c11107d9b02585300c2b07255769fb88d3a69db6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfab7d9b6faf0411ef94dc0c11107d9b02585300c2b07255769fb88d3a69db6b", kill_on_drop: false }`
[INFO] [stdout] bfab7d9b6faf0411ef94dc0c11107d9b02585300c2b07255769fb88d3a69db6b
