[INFO] fetching crate mcp-bridge-rs-utcp 1.0.0...
[INFO] checking mcp-bridge-rs-utcp-1.0.0 against master#507271bc119683008ec719ecee48814e8ac86c65 for pr-146440
[INFO] extracting crate mcp-bridge-rs-utcp 1.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate mcp-bridge-rs-utcp 1.0.0
[INFO] finished tweaking crates.io crate mcp-bridge-rs-utcp 1.0.0
[INFO] tweaked toml for crates.io crate mcp-bridge-rs-utcp 1.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mcp-bridge-rs-utcp 1.0.0 on toolchain 507271bc119683008ec719ecee48814e8ac86c65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mcp-bridge-rs-utcp 1.0.0 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" "+507271bc119683008ec719ecee48814e8ac86c65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webrtc-srtp v0.11.0
[INFO] [stderr]   Downloaded webrtc-util v0.8.1
[INFO] [stderr]   Downloaded webrtc-media v0.7.1
[INFO] [stderr]   Downloaded webrtc-mdns v0.6.1
[INFO] [stderr]   Downloaded rtp v0.9.0
[INFO] [stderr]   Downloaded rtcp v0.10.1
[INFO] [stderr]   Downloaded stun v0.5.1
[INFO] [stderr]   Downloaded webrtc-data v0.8.1
[INFO] [stderr]   Downloaded rs-utcp v0.2.1
[INFO] [stderr]   Downloaded interceptor v0.10.0
[INFO] [stderr]   Downloaded turn v0.7.1
[INFO] [stderr]   Downloaded webrtc-sctp v0.9.1
[INFO] [stderr]   Downloaded webrtc-ice v0.10.1
[INFO] [stderr]   Downloaded webrtc v0.9.0
[INFO] [stderr]   Downloaded webrtc-dtls v0.8.0
[INFO] [stderr]   Downloaded rhai v1.23.6
[INFO] [stderr]   Downloaded compression-codecs v0.4.33
[INFO] [stderr]   Downloaded async-compression v0.4.34
[INFO] [stderr]   Downloaded rtp v0.10.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+507271bc119683008ec719ecee48814e8ac86c65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4af5d6ea60866073a8b6a34aa897545cffb698e30a84e3ab79d2d884faebc1ab
[INFO] running `Command { std: "docker" "start" "-a" "4af5d6ea60866073a8b6a34aa897545cffb698e30a84e3ab79d2d884faebc1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4af5d6ea60866073a8b6a34aa897545cffb698e30a84e3ab79d2d884faebc1ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4af5d6ea60866073a8b6a34aa897545cffb698e30a84e3ab79d2d884faebc1ab", kill_on_drop: false }`
[INFO] [stdout] 4af5d6ea60866073a8b6a34aa897545cffb698e30a84e3ab79d2d884faebc1ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+507271bc119683008ec719ecee48814e8ac86c65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb5a581702dcdd6f9525330f3887d1ab2f3c6a944fa9c5eab8c1268cf464b628
[INFO] running `Command { std: "docker" "start" "-a" "eb5a581702dcdd6f9525330f3887d1ab2f3c6a944fa9c5eab8c1268cf464b628", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.30
[INFO] [stderr]    Compiling cc v1.2.47
[INFO] [stderr]    Compiling portable-atomic v1.11.1
[INFO] [stderr]    Compiling memoffset v0.7.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking signal-hook-registry v1.4.7
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking base64ct v1.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking pem-rfc7468 v0.7.0
[INFO] [stderr]    Compiling time-core v0.1.6
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking zeroize v1.8.2
[INFO] [stderr]     Checking tinystr v0.8.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerotrie v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking icu_locale_core v2.1.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]     Checking icu_collections v2.1.1
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking thiserror v1.0.69
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking der v0.7.10
[INFO] [stderr]    Compiling openssl-sys v0.9.111
[INFO] [stderr]     Checking ff v0.13.1
[INFO] [stderr]     Checking tracing-core v0.1.35
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking block-padding v0.3.3
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking icu_provider v2.1.1
[INFO] [stderr]     Checking universal-hash v0.5.1
[INFO] [stderr]     Checking crypto-bigint v0.5.5
[INFO] [stderr]     Checking rusticata-macros v4.1.0
[INFO] [stderr]     Checking inout v0.1.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]     Checking polyval v0.6.2
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]     Checking spki v0.7.3
[INFO] [stderr]     Checking hkdf v0.12.4
[INFO] [stderr]     Checking ctr v0.9.2
[INFO] [stderr]     Checking aead v0.5.2
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling bytes v1.11.0
[INFO] [stderr]     Checking pkcs8 v0.10.2
[INFO] [stderr]     Checking icu_normalizer v2.1.1
[INFO] [stderr]     Checking icu_properties v2.1.1
[INFO] [stderr]     Checking sec1 v0.7.3
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling oid-registry v0.6.1
[INFO] [stderr]     Checking data-encoding v2.9.0
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling indexmap v2.12.1
[INFO] [stderr]    Compiling openssl v0.10.75
[INFO] [stderr]     Checking aes v0.8.4
[INFO] [stderr]     Checking rfc6979 v0.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ghash v0.5.1
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rustls-pki-types v1.13.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]     Checking elliptic-curve v0.13.8
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr] error: could not compile `syn` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/507271bc119683008ec719ecee48814e8ac86c65/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-1.0.109/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="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "quote", "test", "visit", "visit-mut"))' -C metadata=c4ce0418b0166cfb -C extra-filename=-9c89c98ac547609b --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-43e32a25692bf44a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-01cdf4ac6a2aaf5b.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-9533002ac35f5809.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" "eb5a581702dcdd6f9525330f3887d1ab2f3c6a944fa9c5eab8c1268cf464b628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb5a581702dcdd6f9525330f3887d1ab2f3c6a944fa9c5eab8c1268cf464b628", kill_on_drop: false }`
[INFO] [stdout] eb5a581702dcdd6f9525330f3887d1ab2f3c6a944fa9c5eab8c1268cf464b628
