90                using_clang ? "Compiling CUDA with Clang backend (with Rust QFunction support)"  in CeedCompileCore_Cuda()
91 …: "Compiling CUDA with NVRTC backend (without Rust QFunction support).\nTo use the Clang backend, …  in CeedCompileCore_Cuda()
251     // Get rust crate directories  in CeedCompileCore_Cuda()
276     // Compile Rust crate(s) needed  in CeedCompileCore_Cuda()
282       CeedCallSystem(ceed, command.c_str(), "build Rust crate");  in CeedCompileCore_Cuda()
291       CeedDebug(ceed, "Attempting to detect Rust LLVM version.\ncommand:\n$ %s", command.c_str());  in CeedCompileCore_Cuda()
294 …CeedCheck(output_stream != nullptr, ceed, CEED_ERROR_BACKEND, "Failed to detect Rust LLVM version"…  in CeedCompileCore_Cuda()
303 …CeedCheck(pclose(output_stream) == 0, ceed, CEED_ERROR_BACKEND, "Failed to detect Rust LLVM versio…  in CeedCompileCore_Cuda()
315         CeedDebug(ceed, "Rust LLVM version number: %d\n", llvm_version);  in CeedCompileCore_Cuda()
334     // Find Rust's llvm-link tool and run it  in CeedCompileCore_Cuda()
341     // Searches for .a files in Rust directory  in CeedCompileCore_Cuda()
342     // Note: Rust crate names may not match the folder they are in  in CeedCompileCore_Cuda()
363     CeedCallSystem(ceed, command.c_str(), "link C and Rust source");  in CeedCompileCore_Cuda()
369                    "optimize linked C and Rust source");  in CeedCompileCore_Cuda()