[INFO] fetching crate veilid_duplex 0.3.0...
[INFO] testing veilid_duplex-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate veilid_duplex 0.3.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate veilid_duplex 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate veilid_duplex 0.3.0
[INFO] tweaked toml for crates.io crate veilid_duplex 0.3.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate veilid_duplex 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate veilid_duplex 0.3.0 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ee307e467fd9bfdd431139cd44af72f050668dd1f94580439bbd8382939af0ad
[INFO] running `Command { std: "docker" "start" "-a" "ee307e467fd9bfdd431139cd44af72f050668dd1f94580439bbd8382939af0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ee307e467fd9bfdd431139cd44af72f050668dd1f94580439bbd8382939af0ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee307e467fd9bfdd431139cd44af72f050668dd1f94580439bbd8382939af0ad", kill_on_drop: false }`
[INFO] [stdout] ee307e467fd9bfdd431139cd44af72f050668dd1f94580439bbd8382939af0ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d780e56e336773e021fe84309f10bce91f24b17a188033772e804639c7fbf3aa
[INFO] running `Command { std: "docker" "start" "-a" "d780e56e336773e021fe84309f10bce91f24b17a188033772e804639c7fbf3aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.167
[INFO] [stderr]    Compiling smallvec v1.13.2
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling cc v1.2.2
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling bytes v1.9.0
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling futures-channel v0.3.31
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling serde v1.0.215
[INFO] [stderr]    Compiling pkg-config v0.3.31
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling indexmap v2.6.0
[INFO] [stderr]    Compiling event-listener v5.3.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling polling v2.8.0
[INFO] [stderr]    Compiling event-listener-strategy v0.5.2
[INFO] [stderr]    Compiling rustix v0.37.27
[INFO] [stderr]    Compiling async-io v1.13.0
[INFO] [stderr]    Compiling fastrand v1.9.0
[INFO] [stderr]    Compiling waker-fn v1.2.0
[INFO] [stderr]    Compiling async-lock v3.4.0
[INFO] [stderr]    Compiling async-lock v2.8.0
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling futures-lite v1.13.0
[INFO] [stderr]    Compiling httparse v1.9.5
[INFO] [stderr]    Compiling async-channel v2.3.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling toml_datetime v0.6.8
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling regex-syntax v0.8.5
[INFO] [stderr]    Compiling opaque-debug v0.3.1
[INFO] [stderr]    Compiling blocking v1.6.1
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling openssl v0.10.68
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling allocator-api2 v0.2.20
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling crypto-mac v0.11.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling native-tls v0.2.12
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling ipnet v2.10.1
[INFO] [stderr]    Compiling syn v2.0.90
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling hmac v0.11.0
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling http-body v1.0.1
[INFO] [stderr]    Compiling idna v0.4.0
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling openssl-sys v0.9.104
[INFO] [stderr]    Compiling libsqlite3-sys v0.26.0
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling inout v0.1.3
[INFO] [stderr]    Compiling regex-automata v0.4.9
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling socket2 v0.4.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling nb-connect v1.2.0
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling nix v0.22.3
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling serde_json v1.0.133
[INFO] [stderr]    Compiling eyre v0.6.12
[INFO] [stderr]    Compiling openssl-probe v0.1.5
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling range-set-blaze v0.1.16
[INFO] [stderr]    Compiling capnp v0.19.8
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling itertools v0.12.1
[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/beta-2025-09-21-x86_64-unknown-linux-gnu/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=fdabc6aed64fc5a3 -C extra-filename=-1058c97bfe96d352 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-ecfe6baa4998052a.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e5a25f5912767a81.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-239eb5de21455cec.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d780e56e336773e021fe84309f10bce91f24b17a188033772e804639c7fbf3aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d780e56e336773e021fe84309f10bce91f24b17a188033772e804639c7fbf3aa", kill_on_drop: false }`
[INFO] [stdout] d780e56e336773e021fe84309f10bce91f24b17a188033772e804639c7fbf3aa