[INFO] fetching crate oicana 0.1.0-alpha.10...
[INFO] testing oicana-0.1.0-alpha.10 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate oicana 0.1.0-alpha.10 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate oicana 0.1.0-alpha.10
[INFO] finished tweaking crates.io crate oicana 0.1.0-alpha.10
[INFO] tweaked toml for crates.io crate oicana 0.1.0-alpha.10 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oicana 0.1.0-alpha.10 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 oicana 0.1.0-alpha.10 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 635285c0244714b4f4d70e92353683fa9bd407d701a6cb42ec0cd2e291d2cc23
[INFO] running `Command { std: "docker" "start" "-a" "635285c0244714b4f4d70e92353683fa9bd407d701a6cb42ec0cd2e291d2cc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "635285c0244714b4f4d70e92353683fa9bd407d701a6cb42ec0cd2e291d2cc23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "635285c0244714b4f4d70e92353683fa9bd407d701a6cb42ec0cd2e291d2cc23", kill_on_drop: false }`
[INFO] [stdout] 635285c0244714b4f4d70e92353683fa9bd407d701a6cb42ec0cd2e291d2cc23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 50aef72bc8861bd0c2f1f01f76b25cec512d62d55fd354ba8a51416fb0c641ab
[INFO] running `Command { std: "docker" "start" "-a" "50aef72bc8861bd0c2f1f01f76b25cec512d62d55fd354ba8a51416fb0c641ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.24
[INFO] [stderr]    Compiling stable_deref_trait v1.2.1
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling foldhash v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling zlib-rs v0.6.3
[INFO] [stderr]    Compiling zerocopy v0.8.40
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling rustc-hash v2.1.1
[INFO] [stderr]    Compiling core_maths v0.1.1
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling zune-core v0.4.12
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling ttf-parser v0.25.1
[INFO] [stderr]    Compiling phf_shared v0.13.1
[INFO] [stderr]    Compiling fastrand v2.3.0
[INFO] [stderr]    Compiling float-cmp v0.9.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling byteorder-lite v0.1.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling cc v1.2.56
[INFO] [stderr]    Compiling phf_generator v0.13.1
[INFO] [stderr]    Compiling strict-num v0.1.1
[INFO] [stderr]    Compiling kurbo v0.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling slotmap v1.1.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling fdeflate v0.3.7
[INFO] [stderr]    Compiling zune-jpeg v0.4.21
[INFO] [stderr]    Compiling zune-core v0.5.1
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling image-webp v0.2.4
[INFO] [stderr]    Compiling unicode-script v0.5.8
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling zune-jpeg v0.5.12
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling deranged v0.5.8
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling roxmltree v0.20.0
[INFO] [stderr]    Compiling unicode-ccc v0.4.0
[INFO] [stderr]    Compiling unicode-bidi-mirroring v0.4.0
[INFO] [stderr]    Compiling pxfm v0.1.28
[INFO] [stderr]    Compiling unicode-properties v0.1.4
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling kurbo v0.11.3
[INFO] [stderr]    Compiling fontconfig-parser v0.5.8
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling xmlwriter v0.1.0
[INFO] [stderr]    Compiling portable-atomic v1.13.1
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling fontdb v0.23.0
[INFO] [stderr]    Compiling simplecss v0.2.2
[INFO] [stderr]    Compiling gif v0.14.1
[INFO] [stderr]    Compiling time v0.3.47
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling imagesize v0.13.0
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling svgtypes v0.15.3
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling unscanny v0.1.0
[INFO] [stderr]    Compiling data-url v0.3.2
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.18
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling unicode-vo v0.1.0
[INFO] [stderr]    Compiling wasmparser v0.228.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling form_urlencoded v1.2.2
[INFO] [stderr]    Compiling wasmi_core v0.51.5
[INFO] [stderr]    Compiling unicode-math-class v0.1.0
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling palette v0.7.6
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling rust_decimal v1.40.0
[INFO] [stderr]    Compiling by_address v1.2.1
[INFO] [stderr]    Compiling codex v0.2.0
[INFO] [stderr]    Compiling thin-vec v0.2.14
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stderr]    Compiling roman-numerals-rs v3.1.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling approx v0.5.1
[INFO] [stderr]    Compiling chinese-variant v1.1.5
[INFO] [stderr]    Compiling mutate_once v0.1.2
[INFO] [stderr]    Compiling wasmi_collections v0.51.5
[INFO] [stderr]    Compiling fast-srgb8 v1.0.0
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling kamadak-exif v0.6.1
[INFO] [stderr]    Compiling typst-utils v0.14.2
[INFO] [stderr]    Compiling wasmi_ir v0.51.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling moxcms v0.7.11
[INFO] [stderr]    Compiling qcms v0.3.0
[INFO] [stderr]    Compiling typst-assets v0.14.2
[INFO] [stderr]    Compiling hayro-syntax v0.4.0
[INFO] [stderr]    Compiling png v0.17.16
[INFO] [stderr]    Compiling png v0.18.1
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling typed-arena v2.0.2
[INFO] [stderr]    Compiling glidesort v0.1.2
[INFO] [stderr]    Compiling az v1.3.0
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling icu_segmenter_data v1.5.1
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling fancy-regex v0.16.2
[INFO] [stderr]    Compiling regex v1.12.3
[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-2.0.117/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="visit"' --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=e244464c7547e5f1 -C extra-filename=-3b0466706f70954f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-af63080cb3c4e46a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-866706526c1a0fdf.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-499e208ff65c691c.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" "50aef72bc8861bd0c2f1f01f76b25cec512d62d55fd354ba8a51416fb0c641ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50aef72bc8861bd0c2f1f01f76b25cec512d62d55fd354ba8a51416fb0c641ab", kill_on_drop: false }`
[INFO] [stdout] 50aef72bc8861bd0c2f1f01f76b25cec512d62d55fd354ba8a51416fb0c641ab
