[INFO] fetching crate mcp-proxy 0.3.1...
[INFO] checking mcp-proxy-0.3.1 against try#f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2 for pr-156992
[INFO] extracting crate mcp-proxy 0.3.1 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mcp-proxy 0.3.1
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mcp-proxy 0.3.1
[INFO] tweaked toml for crates.io crate mcp-proxy 0.3.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-proxy 0.3.1 on toolchain f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-proxy 0.3.1 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" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb539aa756f00f71ae98512e6c317caf02715b0c055bd0c73878cc3c687d78b4
[INFO] running `Command { std: "docker" "start" "-a" "cb539aa756f00f71ae98512e6c317caf02715b0c055bd0c73878cc3c687d78b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb539aa756f00f71ae98512e6c317caf02715b0c055bd0c73878cc3c687d78b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb539aa756f00f71ae98512e6c317caf02715b0c055bd0c73878cc3c687d78b4", kill_on_drop: false }`
[INFO] [stdout] cb539aa756f00f71ae98512e6c317caf02715b0c055bd0c73878cc3c687d78b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6df57379744813d49bd3409b9fc4c212d02e775cb41c93b21c1cd5d8dbf5b28c
[INFO] running `Command { std: "docker" "start" "-a" "6df57379744813d49bd3409b9fc4c212d02e775cb41c93b21c1cd5d8dbf5b28c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]     Checking mio v1.1.1
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling zerocopy-derive v0.8.42
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]    Compiling aws-lc-rs v1.16.1
[INFO] [stderr]     Checking hashbrown v0.16.1
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling rustls v0.23.37
[INFO] [stderr]     Checking webpki-roots v1.0.6
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling memchr v2.8.0
[INFO] [stderr]    Compiling logos-codegen v0.15.1
[INFO] [stderr]    Compiling winnow v0.7.15
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling beef v0.5.2
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]     Checking opentelemetry v0.29.1
[INFO] [stderr]     Checking tokio v1.50.0
[INFO] [stderr]    Compiling anyhow v1.0.102
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]    Compiling toml_writer v1.0.6+spec-1.1.0
[INFO] [stderr]     Checking phf_shared v0.12.1
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]    Compiling prost-derive v0.13.5
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking uuid v1.22.0
[INFO] [stderr]     Checking webpki-roots v0.26.11
[INFO] [stderr]    Compiling pin-project-internal v1.1.11
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]    Compiling enum-iterator-derive v1.5.0
[INFO] [stderr]    Compiling jobserver v0.1.34
[INFO] [stderr]    Compiling chrono-tz v0.10.4
[INFO] [stderr]     Checking glob v0.3.3
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]    Compiling toml_parser v1.0.9+spec-1.1.0
[INFO] [stderr]     Checking enum-iterator v2.3.0
[INFO] [stderr]     Checking pin-project v1.1.11
[INFO] [stderr]     Checking geo-types v0.7.18
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.10/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 --allow=unexpected_cfgs --check-cfg 'cfg(docsrs_regex)' --cfg 'feature="default"' --cfg 'feature="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=055ed41da5369a59 -C extra-filename=-f8ed72d78990c0ba --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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 `futures-util` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/f16624c7fb52ccf15cd304a9728caf1ef4b9c0d2/bin/rustc --crate-name futures_util --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/futures-util-0.3.32/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", "libc", "memchr", "portable-atomic", "sink", "slab", "spin", "std", "tokio-io", "unstable", "write-all-vectored"))' -C metadata=43035abb0ee9c39b -C extra-filename=-7184f23feb171dc0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern futures_channel=/opt/rustwide/target/debug/deps/libfutures_channel-6351650e09691772.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-1cd512d543215c04.rmeta --extern futures_io=/opt/rustwide/target/debug/deps/libfutures_io-ee83dd0d8cfe75cb.rmeta --extern futures_macro=/opt/rustwide/target/debug/deps/libfutures_macro-497fa74e1fd189b0.so --extern futures_sink=/opt/rustwide/target/debug/deps/libfutures_sink-80687936758fa695.rmeta --extern futures_task=/opt/rustwide/target/debug/deps/libfutures_task-bde3b8216abf23c5.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-3d944e3b9ac373a3.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-7176d3be2b7ee2e1.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-101f873bca723251.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "6df57379744813d49bd3409b9fc4c212d02e775cb41c93b21c1cd5d8dbf5b28c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df57379744813d49bd3409b9fc4c212d02e775cb41c93b21c1cd5d8dbf5b28c", kill_on_drop: false }`
[INFO] [stdout] 6df57379744813d49bd3409b9fc4c212d02e775cb41c93b21c1cd5d8dbf5b28c
