[INFO] fetching crate ankit-mcp 0.1.0...
[INFO] documenting ankit-mcp-0.1.0 against 1.98.0-beta.1 for beta-rustdoc-1.98-1
[INFO] extracting crate ankit-mcp 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ankit-mcp 0.1.0
[INFO] finished tweaking crates.io crate ankit-mcp 0.1.0
[INFO] tweaked toml for crates.io crate ankit-mcp 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ankit-mcp 0.1.0 on toolchain 1.98.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ankit-mcp 0.1.0 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" "+1.98.0-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@sha256:3d5ced03c013a94a2f102a4510f48a6e9184255caf5fd8244f58017bde7f5210" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23
[INFO] running `Command { std: "docker" "start" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23", 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" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23", 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" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-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]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]     Checking foldhash v0.2.0
[INFO] [stderr]    Compiling zmij v1.0.16
[INFO] [stderr]     Checking socket2 v0.6.2
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking phf v0.11.3
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]    Compiling rustix v1.1.3
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking linux-raw-sys v0.11.0
[INFO] [stderr]     Checking winnow v0.7.14
[INFO] [stderr]     Checking simd-adler32 v0.3.8
[INFO] [stderr]     Checking bumpalo v3.19.1
[INFO] [stderr]    Compiling pulldown-cmark v0.13.0
[INFO] [stderr]     Checking zlib-rs v0.5.5
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]    Compiling cc v1.2.54
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking zopfli v0.8.3
[INFO] [stderr]     Checking toml_datetime v0.7.5+spec-1.1.0
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]     Checking pulldown-cmark-escape v0.11.0
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking unicase v2.9.0
[INFO] [stderr]     Checking fallible-iterator v0.3.0
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking typed-path v0.12.1
[INFO] [stderr]     Checking toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling rmcp v0.14.0
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking rand v0.9.2
[INFO] [stderr]     Checking clap_builder v4.5.54
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]     Checking hashlink v0.11.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]     Checking uuid v1.20.0
[INFO] [stderr]     Checking regex-lite v0.1.8
[INFO] [stderr]    Compiling pastey v0.2.1
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling libsqlite3-sys v0.36.0
[INFO] [stderr]     Checking flate2 v1.1.8
[INFO] [stderr]     Checking toml_parser v1.0.6+spec-1.1.0
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]     Checking zip v7.2.0
[INFO] [stderr]     Checking toml v0.9.11+spec-1.1.0
[INFO] [stderr]     Checking tempfile v3.24.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling schemars_derive v1.2.0
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]     Checking tokio v1.49.0
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.18
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr] error: could not compile `tokio` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.98.0-beta.1-x86_64-unknown-linux-gnu/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.49.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --warn=unexpected_cfgs --check-cfg 'cfg(fuzzing)' --check-cfg 'cfg(loom)' --check-cfg 'cfg(mio_unsupported_force_poll_poll)' --check-cfg 'cfg(tokio_allow_from_blocking_fd)' --check-cfg 'cfg(tokio_internal_mt_counters)' --check-cfg 'cfg(tokio_no_parking_lot)' --check-cfg 'cfg(tokio_no_tuning_tests)' --check-cfg 'cfg(tokio_unstable)' --check-cfg 'cfg(target_os, values("cygwin"))' --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="socket2"' --cfg 'feature="sync"' --cfg 'feature="time"' --cfg 'feature="tokio-macros"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("bytes", "default", "fs", "full", "io-std", "io-uring", "io-util", "libc", "macros", "mio", "net", "parking_lot", "process", "rt", "rt-multi-thread", "signal", "signal-hook-registry", "socket2", "sync", "taskdump", "test-util", "time", "tokio-macros", "tracing", "windows-sys"))' -C metadata=aa2c317d13533a73 -C extra-filename=-f98ffc25442ef086 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-7b37bdc17f8feed5.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-401df0cfea3197fa.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-213120a0856150a8.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-50fda406d193135d.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-6a3695084aaeabd7.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-72b9be4fe9878d34.so --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 `serde_derive` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.98.0-beta.1-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=164e20d23b83469d -C extra-filename=-90c883ca73e8494e --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-cfabb1ad07189586.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-c0912ce0ce986fb7.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-a3cb5aec6a5556f8.rlib --extern proc_macro --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23", kill_on_drop: false }`
[INFO] [stdout] a0894b52ce7b9eabd4709c762229f258b7060b41c2f7c5d96c7fa46a40a2fe23
