[INFO] fetching crate roberto-mcp 0.2.1...
[INFO] documenting roberto-mcp-0.2.1 against 1.99.0-beta.8 for beta-rustdoc-1.100
[INFO] extracting crate roberto-mcp 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate roberto-mcp 0.2.1
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate roberto-mcp 0.2.1
[INFO] tweaked toml for crates.io crate roberto-mcp 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate roberto-mcp 0.2.1 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate roberto-mcp 0.2.1 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.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-interface v0.59.2
[INFO] [stderr]   Downloaded windows-implement v0.60.1
[INFO] [stderr]   Downloaded rmcp-macros v0.8.0
[INFO] [stderr]   Downloaded schemars_derive v1.0.4
[INFO] [stderr]   Downloaded windows-core v0.62.1
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.1
[INFO] [stderr]   Downloaded ignore v0.4.23
[INFO] [stderr]   Downloaded cached_proc_macro v0.25.0
[INFO] [stderr]   Downloaded bm25 v2.3.2
[INFO] [stderr]   Downloaded cached v0.56.0
[INFO] [stderr]   Downloaded regex v1.11.3
[INFO] [stderr]   Downloaded rmcp v0.8.0
[INFO] [stderr]   Downloaded tree-sitter-php v0.24.2
[INFO] [stderr]   Downloaded tree-sitter-swift v0.7.1
[INFO] [stderr]   Downloaded tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]   Downloaded tree-sitter-scala v0.24.0
[INFO] [stderr]   Downloaded tree-sitter-c-sharp v0.23.1
[INFO] [stderr]   Downloaded tree-sitter-objc v3.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2
[INFO] running `Command { std: "docker" "start" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2", 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" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2", 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" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-msvc-tools v0.1.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]     Checking regex-syntax v0.8.6
[INFO] [stderr]    Compiling thiserror v2.0.17
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking web-time v1.1.0
[INFO] [stderr]     Checking dyn-clone v1.0.20
[INFO] [stderr]     Checking ahash v0.8.12
[INFO] [stderr]     Checking thread_local v1.1.9
[INFO] [stderr]     Checking cached_proc_macro_types v0.1.1
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking streaming-iterator v0.1.9
[INFO] [stderr]     Checking deunicode v1.6.2
[INFO] [stderr]     Checking notify-types v2.0.0
[INFO] [stderr]     Checking bincode v2.0.1
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]    Compiling cc v1.2.40
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking inotify v0.11.0
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking regex-automata v0.4.11
[INFO] [stderr]    Compiling tree-sitter-java v0.23.5
[INFO] [stderr]    Compiling tree-sitter-objc v3.0.2
[INFO] [stderr]    Compiling tree-sitter-javascript v0.25.0
[INFO] [stderr]    Compiling tree-sitter-php v0.24.2
[INFO] [stderr]    Compiling tree-sitter-kotlin-ng v1.1.0
[INFO] [stderr]    Compiling tree-sitter-python v0.25.0
[INFO] [stderr]    Compiling tree-sitter-ruby v0.23.1
[INFO] [stderr]    Compiling tree-sitter-rust v0.24.0
[INFO] [stderr]    Compiling tree-sitter-scala v0.24.0
[INFO] [stderr]    Compiling tree-sitter-c v0.24.1
[INFO] [stderr]    Compiling tree-sitter-swift v0.7.1
[INFO] [stderr]    Compiling tree-sitter-typescript v0.23.2
[INFO] [stderr]    Compiling tree-sitter-c-sharp v0.23.1
[INFO] [stderr]    Compiling tree-sitter-cpp v0.23.4
[INFO] [stderr]    Compiling tree-sitter-go v0.25.0
[INFO] [stderr]     Checking notify v8.2.0
[INFO] [stderr]     Checking regex v1.11.3
[INFO] [stderr]     Checking globset v0.4.16
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking ignore v0.4.23
[INFO] [stderr]    Compiling stop-words v0.9.0
[INFO] [stderr]    Compiling tree-sitter v0.25.10
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]    Compiling schemars_derive v1.0.4
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr] error: could not compile `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name serde_derive --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde_derive-1.0.228/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no --cfg 'feature="default"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "deserialize_in_place"))' -C metadata=f066965f86289aa2 -C extra-filename=-f3314ffa9ee4fa6a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8476d166045b0f54.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-24cc753b97170f58.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a35cd670aece29cf.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `darling_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name darling_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling_core-0.20.11/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="strsim"' --cfg 'feature="suggestions"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("diagnostics", "strsim", "suggestions"))' -C metadata=0327044010e6dea7 -C extra-filename=-222024859e562302 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-ce5b1429b6d630b5.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-5ff01a002fe2b7d3.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8476d166045b0f54.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-24cc753b97170f58.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-77a3e1b41cc5657c.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-a35cd670aece29cf.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] error: could not compile `darling_core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.99.0-beta.8-x86_64-unknown-linux-gnu/bin/rustc --crate-name darling_core --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/darling_core-0.21.3/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="strsim"' --cfg 'feature="suggestions"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("diagnostics", "serde", "strsim", "suggestions"))' -C metadata=fed697136b63b1ef -C extra-filename=-80b2d3548cf604a6 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern fnv=/opt/rustwide/target/debug/deps/libfnv-ce5b1429b6d630b5.rmeta --extern ident_case=/opt/rustwide/target/debug/deps/libident_case-5ff01a002fe2b7d3.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-8476d166045b0f54.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-24cc753b97170f58.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-77a3e1b41cc5657c.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-a35cd670aece29cf.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2", kill_on_drop: false }`
[INFO] [stdout] 033b4568dd9a0e4a59b09db5346747c4c433d2353760c3f04fb458f15358b4d2
