[INFO] fetching crate tempo-x402-cartridge 9.3.0...
[INFO] documenting tempo-x402-cartridge-9.3.0 against beta-2026-04-21 for beta-1.96-rustdoc-1
[INFO] extracting crate tempo-x402-cartridge 9.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate tempo-x402-cartridge 9.3.0
[INFO] finished tweaking crates.io crate tempo-x402-cartridge 9.3.0
[INFO] tweaked toml for crates.io crate tempo-x402-cartridge 9.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tempo-x402-cartridge 9.3.0 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 tempo-x402-cartridge 9.3.0 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-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] 9a809ff1541c75a92796576434db8a6107726326877240e251338362569f2602
[INFO] running `Command { std: "docker" "start" "-a" "9a809ff1541c75a92796576434db8a6107726326877240e251338362569f2602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a809ff1541c75a92796576434db8a6107726326877240e251338362569f2602", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a809ff1541c75a92796576434db8a6107726326877240e251338362569f2602", kill_on_drop: false }`
[INFO] [stdout] 9a809ff1541c75a92796576434db8a6107726326877240e251338362569f2602
[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" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0fc4bbe03e8c2fb56752e809cfc9ac502d9d340a8145d4a7ffe644d823272b2
[INFO] running `Command { std: "docker" "start" "-a" "e0fc4bbe03e8c2fb56752e809cfc9ac502d9d340a8145d4a7ffe644d823272b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling aws-lc-rs v1.16.1
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]    Compiling cranelift-isle v0.116.1
[INFO] [stderr]     Checking bumpalo v3.20.2
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling target-lexicon v0.13.5
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.116.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling wasmparser v0.221.3
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.116.1
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking semver v1.0.27
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling cpp_demangle v0.4.5
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]    Compiling id-arena v2.3.0
[INFO] [stderr]     Checking leb128fmt v0.1.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking wasm-encoder v0.245.1
[INFO] [stderr]     Checking wasm-encoder v0.221.3
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling cmake v0.1.57
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking cranelift-control v0.116.1
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling aws-lc-sys v0.38.0
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ittapi-sys v0.4.0
[INFO] [stderr]    Compiling wasmtime-cache v29.0.1
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]    Compiling wasmtime-component-macro v29.0.1
[INFO] [stderr]     Checking wasmtime-component-util v29.0.1
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking directories-next v2.0.0
[INFO] [stderr]     Checking wasmtime-asm-macros v29.0.1
[INFO] [stderr]     Checking wasmtime-math v29.0.1
[INFO] [stderr]     Checking memfd v0.6.5
[INFO] [stderr]     Checking wasmtime-jit-icache-coherence v29.0.1
[INFO] [stderr]     Checking ittapi v0.4.0
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking wasmtime-slab v29.0.1
[INFO] [stderr]     Checking wast v245.0.1
[INFO] [stderr]     Checking sptr v0.3.2
[INFO] [stderr]    Compiling cranelift-codegen v0.116.1
[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"' --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=f50fd23ee619c33a -C extra-filename=-db35dfc171bce774 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-0fa97b1aa44f5fda.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-544fd508281ca8af.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-423507c85e36a25a.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" "e0fc4bbe03e8c2fb56752e809cfc9ac502d9d340a8145d4a7ffe644d823272b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0fc4bbe03e8c2fb56752e809cfc9ac502d9d340a8145d4a7ffe644d823272b2", kill_on_drop: false }`
[INFO] [stdout] e0fc4bbe03e8c2fb56752e809cfc9ac502d9d340a8145d4a7ffe644d823272b2