[INFO] cloning repository https://github.com/sednalabs/spark-mcp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sednalabs/spark-mcp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsednalabs%2Fspark-mcp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsednalabs%2Fspark-mcp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fc3f2b953af1ade166a2aab1d30eacda9731f5c
[INFO] documenting sednalabs/spark-mcp against 1.99.0-beta.1 for beta-rustdoc-1.99-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsednalabs%2Fspark-mcp" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sednalabs/spark-mcp
[INFO] finished tweaking git repo https://github.com/sednalabs/spark-mcp
[INFO] tweaked toml for git repo https://github.com/sednalabs/spark-mcp written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sednalabs/spark-mcp on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/sednalabs/spark-mcp 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" "+1.99.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:00c5645b54fe3ce5dae1417175e3c7fb6a6646c021d554ecd63a097b8b9f3602" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c
[INFO] running `Command { std: "docker" "start" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking memchr v2.8.1
[INFO] [stderr]     Checking log v0.4.30
[INFO] [stderr]     Checking bitflags v2.11.1
[INFO] [stderr]     Checking http v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.150
[INFO] [stderr]    Compiling cc v1.2.63
[INFO] [stderr]     Checking typenum v1.20.1
[INFO] [stderr]    Compiling zerocopy v0.8.50
[INFO] [stderr]    Compiling aws-lc-rs v1.17.0
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]     Checking rand_core v0.10.1
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling time-macros v0.2.27
[INFO] [stderr]    Compiling openssl v0.10.80
[INFO] [stderr]    Compiling rand v0.8.6
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling ref-cast v1.0.25
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking itertools v0.14.0
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking chacha20 v0.10.0
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking uuid v1.23.2
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling cmake v0.1.58
[INFO] [stderr]     Checking ownedbytes v0.9.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling rmcp v1.7.0
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking pem-rfc7468 v1.0.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]     Checking bitpacking v0.9.3
[INFO] [stderr]     Checking rand v0.10.1
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]     Checking utf8-ranges v1.0.5
[INFO] [stderr]     Checking fastrand v2.4.1
[INFO] [stderr]    Compiling ort-sys v2.0.0-rc.12
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking tantivy-fst v0.5.0
[INFO] [stderr]     Checking anstream v1.0.0
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking tantivy-bitpacker v0.10.0
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]    Compiling aws-lc-sys v0.41.0
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.116
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling onig_sys v69.9.3
[INFO] [stderr]    Compiling libsqlite3-sys v0.28.0
[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking ureq-proto v0.6.0
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking socks v0.3.4
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling fs-err v3.3.0
[INFO] [stderr]    Compiling typetag v0.2.22
[INFO] [stderr]     Checking utf8-zero v0.8.1
[INFO] [stderr]     Checking murmurhash32 v0.3.1
[INFO] [stderr]     Checking jiff v0.2.28
[INFO] [stderr]     Checking aes-gcm v0.10.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking ndarray v0.17.2
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rayon-cond v0.4.0
[INFO] [stderr]     Checking combine v4.6.7
[INFO] [stderr]     Checking bstr v1.12.1
[INFO] [stderr]     Checking arc-swap v1.9.1
[INFO] [stderr]     Checking ordered-float v5.3.0
[INFO] [stderr]     Checking pem v3.0.6
[INFO] [stderr]     Checking cpu-time v1.0.0
[INFO] [stderr]     Checking unicode-normalization-alignments v0.1.12
[INFO] [stderr]     Checking libloading v0.9.0
[INFO] [stderr]     Checking downcast-rs v2.0.2
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking inventory v0.3.24
[INFO] [stderr]     Checking fastdivide v0.4.2
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking fs4 v0.13.1
[INFO] [stderr]     Checking lru v0.16.4
[INFO] [stderr]     Checking measure_time v0.9.0
[INFO] [stderr]     Checking memmap2 v0.9.11
[INFO] [stderr]     Checking lz4_flex v0.13.1
[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/1.99.0-beta.1-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=cc64b5592db1569a -C extra-filename=-c3ddb4f2d88afdfd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-154be7f81f34ed1b.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-a87dd5cb7e80719c.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-86faa6b6bcc5b157.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" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c", kill_on_drop: false }`
[INFO] [stdout] f45f9a1a434c3c508bc3f9ce3587f3cf0931cb42e01b95342d0d8047b68e091c
