cu-embed 0.1.1

Compile CUDA kernels with nvcc, embed cubin/PTX artifacts, and load the best module at runtime.

Build #2998230 2026-03-11 16:53:28

Build failed. If you want to re-trigger a documentation build, you can do it here. You can find more information on docs.rs builds documentation on the builds page.

# error kind ExecutionFailed

# pre-build errors command failed: exit status: 101

# rustc version rustc 1.96.0-nightly (0c68443b0 2026-03-10)

# docs.rs version docsrs 0.0.0 (a68728e7 2026-03-08 )

# build log [INFO] running `Command { std: "docker" "create" "-v" "/home/cratesfyi/workspace/builds/cu-embed-0.1.1/target:/opt/rustwide/target:rw,Z" "-v" "/home/cratesfyi/workspace/builds/cu-embed-0.1.1/source:/opt/rustwide/workdir:ro,Z" "-v" "/home/cratesfyi/workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/home/cratesfyi/workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "DOCS_RS=1" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "6442450944" "--cpus" "6" "--user" "1001:1001" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+nightly" "rustdoc" "--lib" "-Zrustdoc-map" "--config" "build.rustdocflags=[\"--cfg\", \"docsrs\", \"-Z\", \"unstable-options\", \"--emit=invocation-specific\", \"--resource-suffix\", \"-20260310-1.96.0-nightly-0c68443b0\", \"--static-root-path\", \"/-/rustdoc.static/\", \"--cap-lints\", \"warn\", \"--extern-html-root-takes-precedence\"]" "--offline" "-Zunstable-options" "--config=doc.extern-map.registries.crates-io=\"https://docs.rs/{pkg_name}/{version}/x86_64-unknown-linux-gnu\"" "-Zrustdoc-scrape-examples" "-j6" "--target" "x86_64-unknown-linux-gnu", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 256d834f5a007655a17f1c4ffd6903e2c6177040a34d95f6e86af14860f47b47 [INFO] running `Command { std: "docker" "start" "-a" "256d834f5a007655a17f1c4ffd6903e2c6177040a34d95f6e86af14860f47b47", kill_on_drop: false }` [INFO] [stderr] Compiling cudarc v0.19.3 [INFO] [stderr] Compiling cu-embed v0.1.1 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `cudarc v0.19.3` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/cudarc-8faf073fd8ff3806/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-changed=build.rs [INFO] [stderr] cargo:rerun-if-env-changed=CUDARC_CUDA_VERSION [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_HOME [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_PATH [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_ROOT [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_TOOLKIT_ROOT_DIR [INFO] [stderr] cargo:rerun-if-env-changed=CUDNN_LIB [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (15) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cudarc-0.19.3/build.rs:124:13: [INFO] [stderr] `nvcc --version` failed. [INFO] [stderr] Err(Os { code: 2, kind: NotFound, message: "No such file or directory" }) [INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: failed to run custom build command for `cu-embed v0.1.1 (/opt/rustwide/workdir)` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/build/cu-embed-6774d15a4c3e2d20/build-script-build` (exit status: 101) [INFO] [stderr] --- stdout [INFO] [stderr] cargo:rerun-if-env-changed=NVCC [INFO] [stderr] cargo:rerun-if-env-changed=NVCC_CCBIN [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_INCLUDE_DIR [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_PATH [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_HOME [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_ROOT [INFO] [stderr] cargo:rerun-if-env-changed=CUDA_TOOLKIT_ROOT_DIR [INFO] [stderr] cargo:rerun-if-env-changed=CU_EMBED_CUDA_ARCHES [INFO] [stderr] cargo:rerun-if-env-changed=CU_EMBED_PTX_ARCH [INFO] [stderr] [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (16) panicked at build.rs:12:10: [INFO] [stderr] failed to build embedded CUDA kernels: Command { command: "nvcc --list-gpu-code", source: Os { code: 2, kind: NotFound, message: "No such file or directory" } } [INFO] [stderr] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace [INFO] running `Command { std: "docker" "inspect" "256d834f5a007655a17f1c4ffd6903e2c6177040a34d95f6e86af14860f47b47", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "256d834f5a007655a17f1c4ffd6903e2c6177040a34d95f6e86af14860f47b47", kill_on_drop: false }` [INFO] [stdout] 256d834f5a007655a17f1c4ffd6903e2c6177040a34d95f6e86af14860f47b47