[INFO] fetching crate dessin-pdf 0.8.23...
[INFO] testing dessin-pdf-0.8.23 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate dessin-pdf 0.8.23 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate dessin-pdf 0.8.23
[INFO] finished tweaking crates.io crate dessin-pdf 0.8.23
[INFO] tweaked toml for crates.io crate dessin-pdf 0.8.23 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dessin-pdf 0.8.23 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate dessin-pdf 0.8.23 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44cf71c07a186597e2483e26f888c5baac1869cf01860a914649f0aa051ceef9
[INFO] running `Command { std: "docker" "start" "-a" "44cf71c07a186597e2483e26f888c5baac1869cf01860a914649f0aa051ceef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44cf71c07a186597e2483e26f888c5baac1869cf01860a914649f0aa051ceef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44cf71c07a186597e2483e26f888c5baac1869cf01860a914649f0aa051ceef9", kill_on_drop: false }`
[INFO] [stdout] 44cf71c07a186597e2483e26f888c5baac1869cf01860a914649f0aa051ceef9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9db77f1a736e5f890e2f6ab0561d038f43d08dfc84f0b920579c1e41e0861bd6
[INFO] running `Command { std: "docker" "start" "-a" "9db77f1a736e5f890e2f6ab0561d038f43d08dfc84f0b920579c1e41e0861bd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling bytemuck v1.21.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling either v1.14.0
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling semver v1.0.25
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling tinyvec v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.97
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling built v0.7.7
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling aligned-vec v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling rayon v1.10.0
[INFO] [stderr]    Compiling lock_api v0.4.13
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling v_frame v0.3.8
[INFO] [stderr]    Compiling rgb v0.8.50
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling flate2 v1.0.35
[INFO] [stderr]    Compiling rav1e v0.7.1
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling simd_helpers v0.1.0
[INFO] [stderr]    Compiling noop_proc_macro v0.3.0
[INFO] [stderr]    Compiling pathfinder_simd v0.5.4
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling unicode-canonical-combining-class v0.5.0
[INFO] [stderr]    Compiling imgref v1.11.0
[INFO] [stderr]    Compiling unicode-joining-type v0.7.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling bitstream-io v2.6.0
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling zune-jpeg v0.4.14
[INFO] [stderr]    Compiling loop9 v0.1.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling image-webp v0.2.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling block-padding v0.3.3
[INFO] [stderr]    Compiling avif-serialize v0.8.3
[INFO] [stderr]    Compiling jpeg-decoder v0.3.1
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling aliasable v0.1.3
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling maybe-rayon v0.1.1
[INFO] [stderr]    Compiling hashbrown v0.15.2
[INFO] [stderr]    Compiling exr v1.73.0
[INFO] [stderr]    Compiling tiny-skia-path v0.11.4
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling fontconfig-parser v0.5.8
[INFO] [stderr]    Compiling av1-grain v0.2.3
[INFO] [stderr]    Compiling pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling tiff v0.9.1
[INFO] [stderr]    Compiling brotli-decompressor v4.0.3
[INFO] [stderr]    Compiling qoi v0.4.1
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling kurbo v0.11.3
[INFO] [stderr]    Compiling memmap2 v0.9.7
[INFO] [stderr]    Compiling bitreader v0.3.11
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling glyph-names v0.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.7
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling string_cache v0.8.8
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling safe_arch v0.7.4
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling mmapio v0.9.1
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling azul-simplecss v0.1.1
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling matches v0.1.10
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling data-url v0.3.2
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling azul-css v0.0.5
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling deranged v0.3.11
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling rustybuzz v0.20.1
[INFO] [stderr]    Compiling wide v0.7.32
[INFO] [stderr]    Compiling tiny-skia v0.11.4
[INFO] [stderr]    Compiling highway v0.8.1
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling bytecount v0.6.9
[INFO] [stderr]    Compiling gl-context-loader v0.1.8
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling subsetter v0.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling aes v0.8.4
[INFO] [stderr]    Compiling time v0.3.37
[INFO] [stderr]    Compiling nom_locate v4.2.0
[INFO] [stderr]    Compiling md-5 v0.10.6
[INFO] [stderr]    Compiling pdf-writer v0.12.1
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling roxmltree v0.14.1
[INFO] [stderr]    Compiling indexmap v2.8.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling rangemap v1.6.0
[INFO] [stderr]    Compiling ttf-parser v0.15.2
[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-2025-09-21-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="fold"' --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=90367117edc09f6f -C extra-filename=-bef68d9705b4a641 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c4e4fec75e1335df.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e738abd0616388b5.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-d3b6c537b11caace.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] running `Command { std: "docker" "inspect" "9db77f1a736e5f890e2f6ab0561d038f43d08dfc84f0b920579c1e41e0861bd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9db77f1a736e5f890e2f6ab0561d038f43d08dfc84f0b920579c1e41e0861bd6", kill_on_drop: false }`
[INFO] [stdout] 9db77f1a736e5f890e2f6ab0561d038f43d08dfc84f0b920579c1e41e0861bd6