[INFO] fetching crate mcp-stdio-proxy 0.1.27...
[INFO] checking mcp-stdio-proxy-0.1.27 against try#22cc29ba5b459fb386c0406b9baf3a49eb0fba39 for pr-146095
[INFO] extracting crate mcp-stdio-proxy 0.1.27 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate mcp-stdio-proxy 0.1.27
[INFO] finished tweaking crates.io crate mcp-stdio-proxy 0.1.27
[INFO] tweaked toml for crates.io crate mcp-stdio-proxy 0.1.27 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-stdio-proxy 0.1.27 on toolchain 22cc29ba5b459fb386c0406b9baf3a49eb0fba39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-stdio-proxy 0.1.27 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" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b9f715a40ba907111d3e36d627e4cd0d6b453c15c078fe27a44cc1b65496cae0
[INFO] running `Command { std: "docker" "start" "-a" "b9f715a40ba907111d3e36d627e4cd0d6b453c15c078fe27a44cc1b65496cae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9f715a40ba907111d3e36d627e4cd0d6b453c15c078fe27a44cc1b65496cae0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9f715a40ba907111d3e36d627e4cd0d6b453c15c078fe27a44cc1b65496cae0", kill_on_drop: false }`
[INFO] [stdout] b9f715a40ba907111d3e36d627e4cd0d6b453c15c078fe27a44cc1b65496cae0
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+22cc29ba5b459fb386c0406b9baf3a49eb0fba39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 878257c2a8ccf9eab884dfbdcb0f212d6cae3ae2ae67b3f67a381127b89d31a7
[INFO] running `Command { std: "docker" "start" "-a" "878257c2a8ccf9eab884dfbdcb0f212d6cae3ae2ae67b3f67a381127b89d31a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]     Checking rustls-pki-types v1.13.1
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking compression-core v0.4.31
[INFO] [stderr]    Compiling multer v3.1.0
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling pest v2.8.4
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking uuid v1.19.0
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking brotli-decompressor v5.0.0
[INFO] [stderr]     Checking prost v0.13.5
[INFO] [stderr]    Compiling pastey v0.2.0
[INFO] [stderr]     Checking clap_builder v4.5.53
[INFO] [stderr]     Checking dashmap v6.1.0
[INFO] [stderr]     Checking num_cpus v1.17.0
[INFO] [stderr]     Checking ordered-float v4.6.0
[INFO] [stderr]     Checking webpki-roots v1.0.4
[INFO] [stderr]     Checking threadpool v1.8.1
[INFO] [stderr]     Checking ordered-float v2.10.1
[INFO] [stderr]     Checking brotli v8.0.2
[INFO] [stderr]     Checking jiff v0.2.16
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking tempfile v3.23.0
[INFO] [stderr]     Checking object v0.37.3
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.15.0
[INFO] [stderr]     Checking hostname v0.4.2
[INFO] [stderr]     Checking opentelemetry-semantic-conventions v0.31.0
[INFO] [stderr]     Checking thrift v0.17.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling pest_meta v2.8.4
[INFO] [stderr]    Compiling cc v1.2.48
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]    Compiling zstd-sys v2.0.16+zstd.1.5.7
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling blake3 v1.8.2
[INFO] [stderr]     Checking matchers v0.2.0
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]     Checking env_filter v0.1.4
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling rustls v0.23.35
[INFO] [stderr]     Checking env_logger v0.11.8
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling darling_core v0.23.0
[INFO] [stderr]    Compiling pest_generator v2.8.4
[INFO] [stderr]     Checking backtrace v0.3.76
[INFO] [stderr]     Checking rustls-webpki v0.103.8
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling zerocopy-derive v0.8.31
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling pin-project-internal v1.1.10
[INFO] [stderr]     Checking tracing v0.1.43
[INFO] [stderr]    Compiling axum-macros v0.5.0
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking axum-core v0.5.5
[INFO] [stderr]     Checking opentelemetry v0.31.0
[INFO] [stderr]     Checking yoke v0.8.1
[INFO] [stderr]    Compiling prost-derive v0.14.1
[INFO] [stderr]     Checking zerocopy v0.8.31
[INFO] [stderr]    Compiling ref-cast-impl v1.0.25
[INFO] [stderr]    Compiling zstd-safe v7.2.4
[INFO] [stderr]     Checking zerovec v0.11.5
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]    Compiling schemars_derive v1.1.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.22
[INFO] [stderr]     Checking ref-cast v1.0.25
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking potential_utf v0.1.4
[INFO] [stderr]     Checking zstd v0.13.3
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]     Checking pin-project v1.1.10
[INFO] [stderr]     Checking compression-codecs v0.4.33
[INFO] [stderr]    Compiling darling_macro v0.23.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling clap_derive v4.5.49
[INFO] [stderr]    Compiling darling v0.23.0
[INFO] [stderr]    Compiling rmcp-macros v0.12.0
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr] error: could not compile `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.31/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=unreachable_pub --warn=unexpected_cfgs --warn=single_use_lifetimes --warn=rust_2018_idioms --warn=missing_debug_implementations --check-cfg 'cfg(futures_sanitizer)' --cfg 'feature="alloc"' --cfg 'feature="async-await"' --cfg 'feature="async-await-macro"' --cfg 'feature="channel"' --cfg 'feature="default"' --cfg 'feature="futures-channel"' --cfg 'feature="futures-io"' --cfg 'feature="futures-macro"' --cfg 'feature="futures-sink"' --cfg 'feature="io"' --cfg 'feature="memchr"' --cfg 'feature="sink"' --cfg 'feature="slab"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("alloc", "async-await", "async-await-macro", "bilock", "cfg-target-has-atomic", "channel", "compat", "default", "futures-channel", "futures-io", "futures-macro", "futures-sink", "futures_01", "io", "io-compat", "memchr", "portable-atomic", "sink", "slab", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=913ae4a17c1259b4 -C extra-filename=-f7ab1cbe8d1a1d46 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-3b07ee62b6910a08.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-756e876442dee363.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-4ce1f16fa47c1e40.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-02144f92b3bb6c26.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-e7bd2ffb932e7c3a.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-011073701ea3a715.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-7c3b23e851763d6f.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dccf8aabedbf6d41.rmeta --extern pin_utils=/opt/rustwide/target/debug/deps/libpin_utils-db1de871cd8706a6.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-ab20fc0822f5e3c5.rmeta --cap-lints allow --cap-lints=forbid` (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/22cc29ba5b459fb386c0406b9baf3a49eb0fba39/bin/rustc --crate-name tokio --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.48.0/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="fs"' --cfg 'feature="io-std"' --cfg 'feature="io-util"' --cfg 'feature="libc"' --cfg 'feature="macros"' --cfg 'feature="mio"' --cfg 'feature="net"' --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=6d27c3dc890a2f5e -C extra-filename=-6b75515c91d18ca0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-1733fcdb13354ed1.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-6be46a6c393a21e7.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-3ec13cffd5e8dbf8.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-dccf8aabedbf6d41.rmeta --extern signal_hook_registry=/opt/rustwide/target/debug/deps/libsignal_hook_registry-f10eb53a71cd40c6.rmeta --extern socket2=/opt/rustwide/target/debug/deps/libsocket2-8b9437acc7305a98.rmeta --extern tokio_macros=/opt/rustwide/target/debug/deps/libtokio_macros-4fad3ed05539e586.so --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "878257c2a8ccf9eab884dfbdcb0f212d6cae3ae2ae67b3f67a381127b89d31a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "878257c2a8ccf9eab884dfbdcb0f212d6cae3ae2ae67b3f67a381127b89d31a7", kill_on_drop: false }`
[INFO] [stdout] 878257c2a8ccf9eab884dfbdcb0f212d6cae3ae2ae67b3f67a381127b89d31a7