[INFO] fetching crate mcp-rust-docs 0.1.1...
[INFO] building mcp-rust-docs-0.1.1 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate mcp-rust-docs 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mcp-rust-docs 0.1.1
[INFO] finished tweaking crates.io crate mcp-rust-docs 0.1.1
[INFO] tweaked toml for crates.io crate mcp-rust-docs 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-rust-docs 0.1.1 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-rust-docs 0.1.1 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c58227c9e8a42ca974174e1185b4a9fe1915c3f08b65f6483d59aa0dcbca09f0
[INFO] running `Command { std: "docker" "start" "-a" "c58227c9e8a42ca974174e1185b4a9fe1915c3f08b65f6483d59aa0dcbca09f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c58227c9e8a42ca974174e1185b4a9fe1915c3f08b65f6483d59aa0dcbca09f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58227c9e8a42ca974174e1185b4a9fe1915c3f08b65f6483d59aa0dcbca09f0", kill_on_drop: false }`
[INFO] [stdout] c58227c9e8a42ca974174e1185b4a9fe1915c3f08b65f6483d59aa0dcbca09f0
[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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1eec5db325227a1e099e9ae221e314184a2aafd6d42b4eb8a6986d08119b294a
[INFO] running `Command { std: "docker" "start" "-a" "1eec5db325227a1e099e9ae221e314184a2aafd6d42b4eb8a6986d08119b294a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.97
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling jobserver v0.1.33
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling indexmap v2.10.0
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling ownedbytes v0.9.0
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling bitpacking v0.9.2
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling iana-time-zone v0.1.63
[INFO] [stderr]    Compiling utf8-ranges v1.0.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]    Compiling parking_lot v0.12.4
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling cc v1.2.32
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling tantivy-fst v0.5.0
[INFO] [stderr]    Compiling itertools v0.14.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling tantivy-bitpacker v0.9.0
[INFO] [stderr]    Compiling murmurhash32 v0.3.1
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling servo_arc v0.4.1
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling selectors v0.31.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling downcast-rs v2.0.1
[INFO] [stderr]    Compiling fastdivide v0.4.2
[INFO] [stderr]    Compiling unicode-width v0.2.1
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling memmap2 v0.9.7
[INFO] [stderr]    Compiling getopts v0.2.23
[INFO] [stderr]    Compiling measure_time v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr] error: could not compile `cc` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.32/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="parallel"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("jobserver", "parallel"))' -C metadata=b4c08ae5db940760 -C extra-filename=-28f2891bddd3ec38 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-f00344a38c79215e.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-a58beeab2e1413cc.rmeta --extern shlex=/opt/rustwide/target/debug/deps/libshlex-258c8bec04b9d869.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "1eec5db325227a1e099e9ae221e314184a2aafd6d42b4eb8a6986d08119b294a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eec5db325227a1e099e9ae221e314184a2aafd6d42b4eb8a6986d08119b294a", kill_on_drop: false }`
[INFO] [stdout] 1eec5db325227a1e099e9ae221e314184a2aafd6d42b4eb8a6986d08119b294a