[INFO] fetching crate nano-gemm 0.1.3...
[INFO] testing nano-gemm-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate nano-gemm 0.1.3 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate nano-gemm 0.1.3
[INFO] finished tweaking crates.io crate nano-gemm 0.1.3
[INFO] tweaked toml for crates.io crate nano-gemm 0.1.3 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate nano-gemm 0.1.3 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 nano-gemm 0.1.3 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] [stderr]     Blocking waiting for file lock on package cache
[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] adc1adbd65e290df01f3e6ff84a74041c214748b7de475c53f898be7da16f691
[INFO] running `Command { std: "docker" "start" "-a" "adc1adbd65e290df01f3e6ff84a74041c214748b7de475c53f898be7da16f691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adc1adbd65e290df01f3e6ff84a74041c214748b7de475c53f898be7da16f691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adc1adbd65e290df01f3e6ff84a74041c214748b7de475c53f898be7da16f691", kill_on_drop: false }`
[INFO] [stdout] adc1adbd65e290df01f3e6ff84a74041c214748b7de475c53f898be7da16f691
[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] b26999f91cc99b88a6f4d596bd36821918f3c37c2ec29e1769e052ed19718c8c
[INFO] running `Command { std: "docker" "start" "-a" "b26999f91cc99b88a6f4d596bd36821918f3c37c2ec29e1769e052ed19718c8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling nano-gemm-codegen v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling nano-gemm-core v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling nano-gemm-c64 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-f64 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-f32 v0.1.0
[INFO] [stderr]    Compiling nano-gemm-c32 v0.1.0
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr] error: could not compile `nano-gemm-f64` (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 nano_gemm_f64 --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/nano-gemm-f64-0.1.0/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=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "nightly"))' -C metadata=84a97a1deb5fe640 -C extra-filename=-2be5201a7e927d3d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern nano_gemm_core=/opt/rustwide/target/debug/deps/libnano_gemm_core-1215b675154a95fb.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" "b26999f91cc99b88a6f4d596bd36821918f3c37c2ec29e1769e052ed19718c8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b26999f91cc99b88a6f4d596bd36821918f3c37c2ec29e1769e052ed19718c8c", kill_on_drop: false }`
[INFO] [stdout] b26999f91cc99b88a6f4d596bd36821918f3c37c2ec29e1769e052ed19718c8c