[INFO] fetching crate blockwatch 0.2.6...
[INFO] documenting blockwatch-0.2.6 against beta-2025-09-21 for beta-rustdoc-1.91-2
[INFO] extracting crate blockwatch 0.2.6 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate blockwatch 0.2.6
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate blockwatch 0.2.6
[INFO] tweaked toml for crates.io crate blockwatch 0.2.6 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate blockwatch 0.2.6 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 blockwatch 0.2.6 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61406726e3593038471546c129840849c474e80ac9da4f652c884ab8fc044582
[INFO] running `Command { std: "docker" "start" "-a" "61406726e3593038471546c129840849c474e80ac9da4f652c884ab8fc044582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61406726e3593038471546c129840849c474e80ac9da4f652c884ab8fc044582", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61406726e3593038471546c129840849c474e80ac9da4f652c884ab8fc044582", kill_on_drop: false }`
[INFO] [stdout] 61406726e3593038471546c129840849c474e80ac9da4f652c884ab8fc044582
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af297183c16524671e63ee8c4abed104de42f370b3d86dd7841e489dfc360fa
[INFO] running `Command { std: "docker" "start" "-a" "2af297183c16524671e63ee8c4abed104de42f370b3d86dd7841e489dfc360fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]     Checking tree-sitter-language v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling rustls v0.23.31
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]    Compiling indexmap v2.11.0
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]    Compiling anyhow v1.0.99
[INFO] [stderr]     Checking clap_builder v4.5.47
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking diffy v0.4.2
[INFO] [stderr]     Checking quick-xml v0.38.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling tree-sitter-yaml v0.7.1
[INFO] [stderr]    Compiling tree-sitter-python v0.23.6
[INFO] [stderr]    Compiling tree-sitter-sequel v0.3.8
[INFO] [stderr]    Compiling tree-sitter-bash v0.25.0
[INFO] [stderr]    Compiling tree-sitter-md v0.3.2
[INFO] [stderr]    Compiling tree-sitter-c v0.24.1
[INFO] [stderr]    Compiling tree-sitter-toml-ng v0.7.0
[INFO] [stderr]    Compiling tree-sitter-css v0.23.2
[INFO] [stderr]    Compiling tree-sitter-php v0.24.2
[INFO] [stderr]    Compiling tree-sitter-javascript v0.25.0
[INFO] [stderr]    Compiling tree-sitter-xml v0.7.0
[INFO] [stderr]     Checking eventsource-stream v0.2.3
[INFO] [stderr]    Compiling tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.0
[INFO] [stderr]    Compiling tree-sitter-ruby v0.23.1
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.1
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-swift v0.7.1
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]    Compiling tree-sitter-html v0.23.2
[INFO] [stderr]    Compiling tree-sitter v0.25.8
[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=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.106/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=deb851fa843f778d -C extra-filename=-0ce76441aa48d7e3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-bb0d1e7c02b2e358.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-81eeaedcf172d3e9.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-958b805d9ab3f4fe.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" "2af297183c16524671e63ee8c4abed104de42f370b3d86dd7841e489dfc360fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af297183c16524671e63ee8c4abed104de42f370b3d86dd7841e489dfc360fa", kill_on_drop: false }`
[INFO] [stdout] 2af297183c16524671e63ee8c4abed104de42f370b3d86dd7841e489dfc360fa
