[INFO] fetching crate geph4-protocol 0.16.9...
[INFO] building geph4-protocol-0.16.9 against master#3266c36624e804f9f086ebd40db19039b55a4ec1 for pr-111698
[INFO] extracting crate geph4-protocol 0.16.9 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate geph4-protocol 0.16.9 on toolchain 3266c36624e804f9f086ebd40db19039b55a4ec1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate geph4-protocol 0.16.9
[INFO] finished tweaking crates.io crate geph4-protocol 0.16.9
[INFO] tweaked toml for crates.io crate geph4-protocol 0.16.9 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate geph4-protocol 0.16.9 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" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zeroize_derive v1.4.2
[INFO] [stderr]   Downloaded darling v0.14.4
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[INFO] [stderr]   Downloaded smolscale v0.3.52
[INFO] [stderr]   Downloaded geph4-aioutils v0.1.5
[INFO] [stderr]   Downloaded reusable-box-future v0.2.0
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[INFO] [stderr]   Downloaded fdh v0.7.3
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[INFO] [stderr]   Downloaded cached_proc_macro v0.6.2
[INFO] [stderr]   Downloaded cached_proc_macro_types v0.1.0
[INFO] [stderr]   Downloaded filetime v0.2.21
[INFO] [stderr]   Downloaded term v0.7.0
[INFO] [stderr]   Downloaded debug-builders v0.1.0
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[INFO] [stderr]   Downloaded gibbercode v0.1.0
[INFO] [stderr]   Downloaded melbootstrap v0.8.3
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[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c3166b13e130d77b0ea9ce1dc360f17fddbce2193856e8be2b05ff30cef4ddb
[INFO] running `Command { std: "docker" "start" "-a" "3c3166b13e130d77b0ea9ce1dc360f17fddbce2193856e8be2b05ff30cef4ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c3166b13e130d77b0ea9ce1dc360f17fddbce2193856e8be2b05ff30cef4ddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c3166b13e130d77b0ea9ce1dc360f17fddbce2193856e8be2b05ff30cef4ddb", kill_on_drop: false }`
[INFO] [stdout] 3c3166b13e130d77b0ea9ce1dc360f17fddbce2193856e8be2b05ff30cef4ddb
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+3266c36624e804f9f086ebd40db19039b55a4ec1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 961c1b22e6bedc3e873327fa8e25a020672d5b002924f68e356502b425d2548e
[INFO] running `Command { std: "docker" "start" "-a" "961c1b22e6bedc3e873327fa8e25a020672d5b002924f68e356502b425d2548e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling libc v0.2.141
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling futures-io v0.3.28
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling event-listener v2.5.3
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling rustix v0.37.12
[INFO] [stderr]    Compiling futures-sink v0.3.28
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling smallvec v1.10.0
[INFO] [stderr]    Compiling linux-raw-sys v0.3.3
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling parking v2.1.0
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling concurrent-queue v2.2.0
[INFO] [stderr]    Compiling async-lock v2.7.0
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling polling v2.7.0
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling async-task v4.4.0
[INFO] [stderr]    Compiling async-channel v1.8.0
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling cpufeatures v0.2.6
[INFO] [stderr]    Compiling atomic-waker v1.1.1
[INFO] [stderr]    Compiling openssl-src v111.25.2+1.1.1t
[INFO] [stderr]    Compiling gimli v0.27.2
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling miniz_oxide v0.6.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling object v0.30.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling signal-hook v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling blocking v1.3.1
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling tracing v0.1.37
[INFO] [stderr]    Compiling crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling try-lock v0.2.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.23
[INFO] [stderr]    Compiling openssl-sys v0.9.85
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling blake3 v1.3.3
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]    Compiling socket2 v0.4.9
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling mio v0.8.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling signal-hook-registry v1.4.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling async-executor v1.5.1
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling async-fs v1.6.0
[INFO] [stderr]    Compiling async-process v1.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling async-net v1.7.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling regex v1.7.3
[INFO] [stderr]    Compiling parking_lot_core v0.8.6
[INFO] [stderr]    Compiling toml_datetime v0.6.1
[INFO] [stderr]    Compiling winnow v0.4.4
[INFO] [stderr]    Compiling digest v0.10.6
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]    Compiling constant_time_eq v0.2.5
[INFO] [stderr]    Compiling arrayref v0.3.7
[INFO] [stderr]    Compiling addr2line v0.19.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.20+deprecated
[INFO] [stderr]    Compiling subtle-ng v2.5.0
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-bigint-dig v0.6.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.6
[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/3266c36624e804f9f086ebd40db19039b55a4ec1/bin/rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/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 -C debuginfo=0 --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"' --cfg 'feature="visit-mut"' -C metadata=edd2a6b7e9d9f5d9 -C extra-filename=-edd2a6b7e9d9f5d9 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-6493228eb779d437.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-303d23da1afe9832.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-06eb5ecd65a06ce0.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" "961c1b22e6bedc3e873327fa8e25a020672d5b002924f68e356502b425d2548e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "961c1b22e6bedc3e873327fa8e25a020672d5b002924f68e356502b425d2548e", kill_on_drop: false }`
[INFO] [stdout] 961c1b22e6bedc3e873327fa8e25a020672d5b002924f68e356502b425d2548e