[INFO] fetching crate ruvector-collections 2.0.6...
[INFO] testing ruvector-collections-2.0.6 against 1.95.0 for beta-1.96-2
[INFO] extracting crate ruvector-collections 2.0.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate ruvector-collections 2.0.6
[INFO] finished tweaking crates.io crate ruvector-collections 2.0.6
[INFO] tweaked toml for crates.io crate ruvector-collections 2.0.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ruvector-collections 2.0.6 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ruvector-collections 2.0.6 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cpu-time v1.0.0
[INFO] [stderr]   Downloaded anndists v0.1.4
[INFO] [stderr]   Downloaded ruvector-core v2.0.4
[INFO] [stderr]   Downloaded hnsw_rs v0.3.4
[INFO] [stderr]   Downloaded mmap-rs v0.7.0
[INFO] [stderr]   Downloaded redb v2.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6564aa5574335c0561a5adf80ead16d5ecd288ebedd8a5ebc3545385f3e158b8
[INFO] running `Command { std: "docker" "start" "-a" "6564aa5574335c0561a5adf80ead16d5ecd288ebedd8a5ebc3545385f3e158b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6564aa5574335c0561a5adf80ead16d5ecd288ebedd8a5ebc3545385f3e158b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6564aa5574335c0561a5adf80ead16d5ecd288ebedd8a5ebc3545385f3e158b8", kill_on_drop: false }`
[INFO] [stdout] 6564aa5574335c0561a5adf80ead16d5ecd288ebedd8a5ebc3545385f3e158b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c580a0820f74634e229d48b04a9c505537c74e9a016b29f3e6044f76b864ebf
[INFO] running `Command { std: "docker" "start" "-a" "4c580a0820f74634e229d48b04a9c505537c74e9a016b29f3e6044f76b864ebf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling regex-syntax v0.8.10
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling nix v0.30.1
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling jiff v0.2.21
[INFO] [stderr]    Compiling simdutf8 v0.1.5
[INFO] [stderr]    Compiling simsimd v5.9.11
[INFO] [stderr]    Compiling combine v4.6.7
[INFO] [stderr]    Compiling virtue v0.0.18
[INFO] [stderr]    Compiling redb v2.6.3
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling unty v0.0.4
[INFO] [stderr]    Compiling bincode_derive v2.0.1
[INFO] [stderr]    Compiling http-body v0.4.6
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.2
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling socket2 v0.5.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling cpu-time v1.0.0
[INFO] [stderr]    Compiling getrandom v0.4.1
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio v1.49.0
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling uuid v1.21.0
[INFO] [stderr]    Compiling dashmap v6.1.0
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling memmap2 v0.9.10
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling synstructure v0.13.2
[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/1.95.0-x86_64-unknown-linux-gnu/bin/rustc --crate-name syn --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/syn-2.0.117/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="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("clone-impls", "default", "derive", "extra-traits", "fold", "full", "parsing", "printing", "proc-macro", "test", "visit", "visit-mut"))' -C metadata=4e92dd8e9a4a97aa -C extra-filename=-c6fa2e84666843a7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-99a3d88b32bce55e.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-0fd2c507ae94f041.rmeta --extern unicode_ident=/opt/rustwide/target/debug/deps/libunicode_ident-121f5aac28bffa4f.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4c580a0820f74634e229d48b04a9c505537c74e9a016b29f3e6044f76b864ebf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c580a0820f74634e229d48b04a9c505537c74e9a016b29f3e6044f76b864ebf", kill_on_drop: false }`
[INFO] [stdout] 4c580a0820f74634e229d48b04a9c505537c74e9a016b29f3e6044f76b864ebf
