[INFO] cloning repository https://github.com/brentm5/rust-mcp-example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/brentm5/rust-mcp-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrentm5%2Frust-mcp-example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrentm5%2Frust-mcp-example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a5e9a7b72399601fc58208a2e54a8b2658b3e3ec [INFO] checking brentm5/rust-mcp-example against 8006091eb71ae7d9e9bccb66c6122c9d68af4466 for pr-129249-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbrentm5%2Frust-mcp-example" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'... [INFO] [stderr] done. [INFO] removed /workspace/builds/worker-4-tc1/source/rust-toolchain.toml [INFO] started tweaking git repo https://github.com/brentm5/rust-mcp-example [INFO] finished tweaking git repo https://github.com/brentm5/rust-mcp-example [INFO] tweaked toml for git repo https://github.com/brentm5/rust-mcp-example written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/brentm5/rust-mcp-example on toolchain 8006091eb71ae7d9e9bccb66c6122c9d68af4466 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/brentm5/rust-mcp-example 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" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded lance-testing v2.0.0 [INFO] [stderr] Downloaded std_prelude v0.2.12 [INFO] [stderr] Downloaded path_abs v0.5.1 [INFO] [stderr] Downloaded lance-namespace v2.0.0 [INFO] [stderr] Downloaded deepsize_derive v0.1.2 [INFO] [stderr] Downloaded lance-arrow v2.0.0 [INFO] [stderr] Downloaded stfu8 v0.2.7 [INFO] [stderr] Downloaded sqlparser_derive v0.3.0 [INFO] [stderr] Downloaded deepsize v0.2.0 [INFO] [stderr] Downloaded arrow-ord v57.3.0 [INFO] [stderr] Downloaded arrow-data v57.3.0 [INFO] [stderr] Downloaded arrow-schema v57.3.0 [INFO] [stderr] Downloaded lance-namespace-reqwest-client v0.4.5 [INFO] [stderr] Downloaded datafusion-physical-expr-common v51.0.0 [INFO] [stderr] Downloaded lz4_flex v0.12.1 [INFO] [stderr] Downloaded datafusion-functions-window-common v51.0.0 [INFO] [stderr] Downloaded arrow-buffer v57.3.0 [INFO] [stderr] Downloaded datafusion-doc v51.0.0 [INFO] [stderr] Downloaded lance-bitpacking v2.0.0 [INFO] [stderr] Downloaded arrow-cast v57.3.0 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[INFO] [stderr] Downloaded i_shape v1.14.0 [INFO] [stderr] Downloaded geo v0.31.0 [INFO] [stderr] Downloaded i_overlay v4.0.7 [INFO] [stderr] Downloaded datafusion v51.0.0 [INFO] [stderr] Downloaded datafusion-execution v51.0.0 [INFO] [stderr] Downloaded datafusion-common-runtime v51.0.0 [INFO] [stderr] Downloaded datafusion-session v51.0.0 [INFO] [stderr] Downloaded datafusion-physical-expr-adapter v51.0.0 [INFO] [stderr] Downloaded datafusion-pruning v51.0.0 [INFO] [stderr] Downloaded datafusion-functions v51.0.0 [INFO] [stderr] Downloaded datafusion-physical-optimizer v51.0.0 [INFO] [stderr] Downloaded datafusion-catalog-listing v51.0.0 [INFO] [stderr] Downloaded datafusion-physical-expr v51.0.0 [INFO] [stderr] Downloaded datafusion-datasource v51.0.0 [INFO] [stderr] Downloaded datafusion-functions-table v51.0.0 [INFO] [stderr] Downloaded datafusion-macros v51.0.0 [INFO] [stderr] Downloaded datafusion-physical-plan v51.0.0 [INFO] [stderr] Downloaded datafusion-catalog v51.0.0 [INFO] [stderr] Downloaded datafusion-functions-nested v51.0.0 [INFO] [stderr] Downloaded datafusion-datasource-json v51.0.0 [INFO] [stderr] Downloaded datafusion-optimizer v51.0.0 [INFO] [stderr] Downloaded datafusion-datasource-csv v51.0.0 [INFO] [stderr] Downloaded lance-datagen v2.0.0 [INFO] [stderr] Downloaded datafusion-functions-aggregate v51.0.0 [INFO] [stderr] Downloaded datafusion-datasource-arrow v51.0.0 [INFO] [stderr] Downloaded datafusion-functions-window v51.0.0 [INFO] [stderr] Downloaded lance-datafusion v2.0.0 [INFO] [stderr] Downloaded permutation v0.4.1 [INFO] [stderr] Downloaded async_cell v0.2.3 [INFO] [stderr] Downloaded lance v2.0.0 [INFO] [stderr] Downloaded random_word v0.5.2 [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] 3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271 [INFO] running `Command { std: "docker" "start" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271", 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" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271", 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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271" "/opt/rustwide/cargo-home/bin/cargo" "+8006091eb71ae7d9e9bccb66c6122c9d68af4466" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] Compiling zerocopy v0.8.48 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling serde_json v1.0.149 [INFO] [stderr] Compiling zerocopy-derive v0.8.48 [INFO] [stderr] Compiling cc v1.2.61 [INFO] [stderr] Checking phf_shared v0.12.1 [INFO] [stderr] Compiling chrono-tz v0.10.4 [INFO] [stderr] Checking serde v1.0.228 [INFO] [stderr] Checking futures-util v0.3.32 [INFO] [stderr] Checking mio v1.2.0 [INFO] [stderr] Checking zerofrom v0.1.7 [INFO] [stderr] Checking socket2 v0.6.3 [INFO] [stderr] Checking lexical-util v1.0.7 [INFO] [stderr] Checking hashbrown v0.17.0 [INFO] [stderr] Checking http v1.4.0 [INFO] [stderr] Checking phf v0.12.1 [INFO] [stderr] Checking log v0.4.29 [INFO] [stderr] Compiling zstd-safe v7.2.4 [INFO] [stderr] Checking yoke v0.8.2 [INFO] [stderr] Checking tracing v0.1.44 [INFO] [stderr] Checking comfy-table v7.2.2 [INFO] [stderr] Checking regex-automata v0.4.14 [INFO] [stderr] Compiling getrandom v0.4.2 [INFO] [stderr] Compiling flatbuffers v25.12.19 [INFO] [stderr] Checking csv v1.4.0 [INFO] [stderr] Checking simdutf8 v0.1.5 [INFO] [stderr] Checking tokio v1.52.1 [INFO] [stderr] Checking zerovec v0.11.6 [INFO] [stderr] Checking zerotrie v0.2.4 [INFO] [stderr] Compiling sqlparser_derive v0.3.0 [INFO] [stderr] Checking datafusion-doc v51.0.0 [INFO] [stderr] Checking lexical-write-integer v1.0.6 [INFO] [stderr] Checking num-integer v0.1.46 [INFO] [stderr] Checking chrono v0.4.44 [INFO] [stderr] Checking num-complex v0.4.6 [INFO] [stderr] Checking lexical-parse-integer v1.0.6 [INFO] [stderr] Checking lexical-write-float v1.0.6 [INFO] [stderr] Checking lexical-parse-float v1.0.6 [INFO] [stderr] Checking atoi v2.0.0 [INFO] [stderr] Checking num-bigint v0.4.6 [INFO] [stderr] Checking sqlparser v0.59.0 [INFO] [stderr] Checking tempfile v3.27.0 [INFO] [stderr] Checking arrow-schema v57.3.0 [INFO] [stderr] Checking tinystr v0.8.3 [INFO] [stderr] Checking potential_utf v0.1.5 [INFO] [stderr] Checking uuid v1.23.1 [INFO] [stderr] Checking indexmap v2.14.0 [INFO] [stderr] Checking icu_collections v2.2.0 [INFO] [stderr] Checking icu_locale_core v2.2.0 [INFO] [stderr] Checking lexical-core v1.0.6 [INFO] [stderr] Compiling anyhow v1.0.102 [INFO] [stderr] Compiling itertools v0.14.0 [INFO] [stderr] Checking typenum v1.20.0 [INFO] [stderr] Checking petgraph v0.8.3 [INFO] [stderr] Checking icu_provider v2.2.0 [INFO] [stderr] Compiling datafusion-macros v51.0.0 [INFO] [stderr] Checking rayon v1.12.0 [INFO] [stderr] Compiling prettyplease v0.2.37 [INFO] [stderr] Checking icu_properties v2.2.0 [INFO] [stderr] error: could not compile `zerocopy` (lib) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/8006091eb71ae7d9e9bccb66c6122c9d68af4466/bin/rustc --crate-name zerocopy --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/zerocopy-0.8.48/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="derive"' --cfg 'feature="simd"' --cfg 'feature="zerocopy-derive"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("__internal_use_only_features_that_work_on_stable", "alloc", "derive", "float-nightly", "simd", "simd-nightly", "std", "zerocopy-derive"))' -C metadata=c9d5f1c3405afad3 -C extra-filename=-dbd4b3a29fb00aa4 --out-dir /opt/rustwide/target/debug/build/zerocopy/dbd4b3a29fb00aa4/out --extern zerocopy_derive=/opt/rustwide/target/debug/build/zerocopy-derive/81a4d90f1cefc760/out/libzerocopy_derive-81a4d90f1cefc760.so --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies --check-cfg 'cfg(no_zerocopy_simd_x86_avx12_1_89_0)' --check-cfg 'cfg(rust, values("1.89.0"))' --check-cfg 'cfg(no_zerocopy_core_error_1_81_0)' --check-cfg 'cfg(rust, values("1.81.0"))' --check-cfg 'cfg(no_zerocopy_diagnostic_on_unimplemented_1_78_0)' --check-cfg 'cfg(rust, values("1.78.0"))' --check-cfg 'cfg(no_zerocopy_generic_bounds_in_const_fn_1_61_0)' --check-cfg 'cfg(rust, values("1.61.0"))' --check-cfg 'cfg(no_zerocopy_target_has_atomics_1_60_0)' --check-cfg 'cfg(rust, values("1.60.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_1_59_0)' --check-cfg 'cfg(rust, values("1.59.0"))' --check-cfg 'cfg(no_zerocopy_aarch64_simd_be_1_87_0)' --check-cfg 'cfg(rust, values("1.87.0"))' --check-cfg 'cfg(no_zerocopy_panic_in_const_and_vec_try_reserve_1_57_0)' --check-cfg 'cfg(rust, values("1.57.0"))' --check-cfg 'cfg(doc_cfg)' --check-cfg 'cfg(kani)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_NIGHTLY_FEATURES_IN_TESTS)' --check-cfg 'cfg(__ZEROCOPY_INTERNAL_USE_ONLY_DEV_MODE)' --check-cfg 'cfg(coverage_nightly)' --check-cfg 'cfg(zerocopy_inline_always)'` (signal: 9, SIGKILL: kill) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [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/8006091eb71ae7d9e9bccb66c6122c9d68af4466/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.52.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat,unused-externs-silent --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="bytes"' --cfg 'feature="default"' --cfg 'feature="fs"' --cfg 'feature="full"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --cfg 'feature="parking_lot"' --cfg 'feature="process"' --cfg 'feature="rt"' --cfg 'feature="rt-multi-thread"' --cfg 'feature="signal"' --cfg 'feature="signal-hook-registry"' --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=64a14762a83894e7 -C extra-filename=-faf0d25387e556e7 --out-dir /opt/rustwide/target/debug/build/tokio/faf0d25387e556e7/out -L dependency=/opt/rustwide/target/debug/build/cfg-if/190c9021fd162845/out -L dependency=/opt/rustwide/target/debug/build/errno/0997ff084336fcdf/out -L dependency=/opt/rustwide/target/debug/build/libc/7d2af120e89c619c/out -L dependency=/opt/rustwide/target/debug/build/lock_api/b47e4fe57039b3cf/out -L dependency=/opt/rustwide/target/debug/build/parking_lot_core/b4264749b447d3bc/out -L dependency=/opt/rustwide/target/debug/build/scopeguard/e7d227cb308b3799/out -L dependency=/opt/rustwide/target/debug/build/smallvec/dd4339173f24a482/out --extern bytes=/opt/rustwide/target/debug/build/bytes/c3c82aecfaa31497/out/libbytes-c3c82aecfaa31497.rmeta --extern libc=/opt/rustwide/target/debug/build/libc/7d2af120e89c619c/out/liblibc-7d2af120e89c619c.rmeta --extern mio=/opt/rustwide/target/debug/build/mio/16fe799f7440025a/out/libmio-16fe799f7440025a.rmeta --extern parking_lot=/opt/rustwide/target/debug/build/parking_lot/7995df513ba8f26a/out/libparking_lot-7995df513ba8f26a.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/build/pin-project-lite/7176d3be2b7ee2e1/out/libpin_project_lite-7176d3be2b7ee2e1.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/build/signal-hook-registry/11629a25a8623d3d/out/libsignal_hook_registry-11629a25a8623d3d.rmeta --extern socket2=/opt/rustwide/target/debug/build/socket2/2d04b05b6cb9436d/out/libsocket2-2d04b05b6cb9436d.rmeta --extern tokio_macros=/opt/rustwide/target/debug/build/tokio-macros/08b96a339cb6ecf1/out/libtokio_macros-08b96a339cb6ecf1.so --cap-lints allow --cap-lints=forbid --force-warn=unused_crate_dependencies` (signal: 9, SIGKILL: kill) [INFO] running `Command { std: "docker" "inspect" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271", kill_on_drop: false }` [INFO] [stdout] 3b47e377ab180e44dcec3e120481a9ad8dd51049bd205b39ff334270137dc271