[Qwen] qwentts.cpp 53c84fe (2026-07-20) ggml_cuda_init: found 1 CUDA devices (Total VRAM: 97247 MiB): Device 0: NVIDIA RTX PRO 6000 Blackwell Workstation Edition, compute capability 12.0, VMM: yes, VRAM: 97247 MiB load_backend: loaded CUDA backend from /mnt/workspace/git/qwentts.cpp/build/libggml-cuda.so ggml_vulkan: Found 1 Vulkan devices: ggml_vulkan: 0 = NVIDIA RTX PRO 6000 Blackwell Workstation Edition (NVIDIA) | uma: 0 | fp16: 1 | bf16: 0 | fp4: 0 | warp size: 32 | shared memory: 49152 | int dot: 1 | matrix cores: NV_coopmat2 load_backend: loaded Vulkan backend from /mnt/workspace/git/qwentts.cpp/build/libggml-vulkan.so load_backend: loaded CPU backend from /mnt/workspace/git/qwentts.cpp/build/libggml-cpu-zen4.so [Load] Talker backend: Vulkan0 (CPU threads: 16) [GGUF] ../models/qwen-talker-1.7b-base-BF16.gguf: 480 tensors, data at offset 5954496 [WeightCtx] Loaded 316 tensors, 3322.0 MB into backend [Talker] Loaded: 28 layers, hidden 2048, heads 16/8, head_dim 128, FFN 6144, RoPE theta 1000000, mrope sections [24,20,20] interleaved=0 [WeightCtx] Loaded 88 tensors, 334.1 MB into backend [CodePredictor] Loaded: 5 layers, hidden 1024, heads 16/8, head_dim 128, FFN 3072, RoPE theta 1000000, 15 acoustic codebooks (vocab 2048 each), mtp_proj linear [GGUF] ../models/qwen-tokenizer-12hz-BF16.gguf: 398 tensors, data at offset 29760 [WeightCtx] Loaded 18 tensors, 33.0 MB into backend [Quantizer] Loaded: 16 codebooks (1 semantic + 15 acoustic), 2048 entries x 256 dim, hidden 512 [WeightCtx] Loaded 93 tensors, 58.1 MB into backend [Transformer] Loaded: 8 layers, hidden 512, heads 16/16, head_dim 64, FFN 1024, RoPE theta 10000, sliding window 72 [WeightCtx] Loaded 22 tensors, 48.1 MB into backend [Upsample] Loaded: 2 blocks (2x ratio per block), channels 1024, dwconv kernel 7 [WeightCtx] Loaded 118 tensors, 142.9 MB into backend [DAC] Loaded: 4 blocks (strides 8/5/4/3), 24 kHz mono out, weights 142.9 MB [WeightCtx] Loaded 2 tensors, 3.0 MB into backend [Pipeline] Ready: hop 1920 samples @ 24000 Hz mono, 16 codebooks @ 12.5 Hz [KVCache] Allocated: 28 layers, 8 KV heads, head_dim 128, max_seq_len 4096, 1 sets -> 896 MB [KVCache] Allocated: 5 layers, 8 KV heads, head_dim 128, max_seq_len 16, 1 sets -> 0 MB [Pipeline] Loaded: arch=1b7 variant=base tokenizer=qwen3_tts_tokenizer_12hz codebooks=16 speaker_encoder=deferred speakers=0 fa=on clamp_fp16=off max_batch=1 [BPE] Loaded from GGUF: 151676 vocab, 151291 merges, eos_id=151643 [BPE] Registered 5 arch special tokens (total specials=6) [WAV] Read buffer: 380672 samples, 22050 Hz, 1 ch, 16 bit [Audio-Resample] 22050 Hz -> 24000 Hz, 380672 samples... [Audio-Resample] Done: 380672 -> 414337 samples [WeightCtx] Loaded 76 tensors, 34.9 MB into backend [SpeakerEncoder] Loaded: enc_dim=2048 sr=24000 mel_dim=128 hidden=512 mfa=1536 asp_attn=128 se=128 scale=8 [Pipeline] Speaker encoder lazy loaded in 4 ms [Debug] mel-spk: [1618, 128] first4: -6.330339 -6.170074 -6.011195 -6.243161 [Debug] mel-hann: [1024] first4: 0.000000 0.000009 0.000038 0.000085 [Debug] mel-basis: [128, 513] first4: 0.000000 0.033550 0.008569 0.000000 [Debug] mel-mag: [1618, 513] first4: 0.047604 0.042322 0.042187 0.066630 [Debug] spk-frontend: [1618, 512] first4: 0.000000 0.099754 0.858150 0.000000 [Debug] spk-block3: [1618, 512] first4: 1.962617 0.099754 1.239126 0.246363 [Debug] spk-mfa: [1618, 1536] first4: 0.000000 0.923592 0.609606 0.000000 [Debug] spk-asp: [1, 3072] first4: 0.067514 0.118921 0.240827 0.344086 [SpkExtract] Extracted 2048-dim embedding (414337 samples, padded 415105) [WeightCtx] Loaded 28 tensors, 24.1 MB into backend [SEANet] Loaded: 4 stages (ratios 4/5/6/8), 64 -> 512 channels, weights 24.1 MB [WeightCtx] Loaded 96 tensors, 48.1 MB into backend [EncTransformer] Loaded: 8 layers, hidden 512, heads 8/8, head_dim 64, FFN 2048, RoPE theta 10000 [WeightCtx] Loaded 1 tensors, 2.0 MB into backend [EncDownsample] Loaded: k=4 stride=2, 512 -> 512 channels, weights 2.0 MB [WeightCtx] Loaded 20 tensors, 34.0 MB into backend [EncQuantizer] Loaded: 16 codebooks (1 semantic + 15 acoustic), 2048 entries x 256 dim, hidden 512, weights 34.0 MB [Pipeline] Codec encoder lazy loaded in 46 ms [Debug] audio-input: [412800] first4: -0.000546 -0.001162 -0.000871 0.000340 [Debug] seanet-out: [430, 512] first4: -0.110593 13.765666 -0.317055 2.981106 [Debug] enc-transformer-out: [430, 512] first4: 0.536260 3.195749 -0.156796 0.610111 [Debug] codec-pre-fsq: [215, 512] first4: -3.871765 -7.009766 -0.896362 2.946289 [Debug] seanet-init: [412800, 64] first4: -0.015825 -0.054180 -0.117431 0.038554 [Debug] seanet-resnet0: [412800, 64] first4: 0.057569 -0.220647 -0.137337 -0.251168 [Debug] seanet-stage0: [103200, 128] first4: 0.233175 -0.323887 0.247269 0.205126 [Debug] seanet-stage1: [20640, 256] first4: -0.363801 0.318033 -0.571584 0.592068 [Debug] seanet-stage3: [430, 1024] first4: -2.265745 -4.951282 -6.929723 -8.998595 [Pipeline] ICL ref_codes: 215 frames at 12.5 Hz (412800 audio samples) [Prompt] Built: 38 ids, N_text=30, N_instruct=0, T_ctx=225, hidden=2048, lang=english (id=2050), speaker=none (id=-1) ref_spk_emb=yes icl=yes [Debug] prompt-ids: [38] first4: 151644.000000 77091.000000 198.000000 80.000000 [Debug] talker-input-embed: [225, 2048] first4: 0.022157 -0.009049 0.008161 -0.020214 [Debug] trailing-text-hidden: [1, 2048] first4: -0.005331 0.008751 -0.004225 0.001141 [Debug] tts-pad-embed: [2048] first4: -0.005331 0.008751 -0.004225 0.001141 [Debug] spk-emb: [2048] first4: 0.098352 -0.023723 -0.011675 0.006733 [Debug] ref-codes: [16, 215] first4: 1221.000000 2042.000000 509.000000 1522.000000 [Debug] talker-hidden-prefill-l0: [225, 2048] first4: -0.461455 -0.069813 0.016136 -0.039145 [Debug] talker-hidden-prefill-l7: [225, 2048] first4: -1.522913 -0.014861 0.347484 1.775680 [Debug] talker-hidden-prefill-l14: [225, 2048] first4: -1.294634 0.181983 0.448781 1.742484 [Debug] talker-hidden-prefill-l21: [225, 2048] first4: -0.769277 0.163230 0.799681 1.111220 [Debug] talker-hidden-prefill-l27: [225, 2048] first4: 7.051195 -34.399265 -7.070650 28.631254 [Debug] talker-hidden-prefill-final: [225, 2048] first4: 0.239991 -1.222603 -0.223616 0.888243 [Debug] talker-logits-prefill: [3072] first4: 0.882721 -7.881639 -6.796915 -10.414125 [Batch] Admit slot=0 T_ctx=225 prefill=32.2 ms build=2.1 ms (stall for 0 active slots) [Sample] step=0 c0=27 u=-1.0000000000 subseq=0 [Debug] codes-step0: [16] first4: 27.000000 1408.000000 1824.000000 400.000000 [Debug] next-emb-step0: [2048] first4: -0.008599 -0.015697 0.093591 0.086640 /mnt/workspace/git/qwentts.cpp/ggml/src/ggml-vulkan/ggml-vulkan.cpp:11497: GGML_ASSERT(dst->op != GGML_OP_GET_ROWS || (a_offset == 0 && b_offset == 0 && d_offset == 0)) failed [New LWP 121432] [New LWP 121431] [New LWP 121430] [New LWP 121429] [New LWP 121428] [New LWP 121427] [New LWP 121426] [New LWP 121425] [New LWP 121424] [New LWP 121423] [New LWP 121422] [New LWP 121421] [New LWP 121420] [New LWP 121419] [New LWP 121418] [New LWP 121417] [New LWP 121416] [New LWP 121415] [New LWP 121414] [New LWP 121413] [Thread debugging using libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". 0x00007f5e576799ee in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #0 0x00007f5e576799ee in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #1 0x00007f5e5766e668 in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #2 0x00007f5e5766e6ad in ?? () from /lib/x86_64-linux-gnu/libc.so.6 #3 0x00007f5e576d97c7 in wait4 () from /lib/x86_64-linux-gnu/libc.so.6 #4 0x00007f5e57b89a93 in ggml_print_backtrace () from /mnt/workspace/git/qwentts.cpp/build/libggml-base.so.0 #5 0x00007f5e57b89bfe in ggml_abort () from /mnt/workspace/git/qwentts.cpp/build/libggml-base.so.0 #6 0x00007f5c0e2d4bf1 in void init_pushconst_tensor_offsets(ggml_backend_vk_context*, vk_op_binary_push_constants&, ggml_tensor const*, ggml_tensor const*, ggml_tensor const*, ggml_tensor const*, ggml_tensor*) () from /mnt/workspace/git/qwentts.cpp/build/libggml-vulkan.so #7 0x00007f5c0e449201 in void ggml_vk_op_f32(ggml_backend_vk_context*, std::shared_ptr&, ggml_tensor const*, ggml_tensor const*, ggml_tensor const*, ggml_tensor const*, ggml_tensor*, ggml_op, vk_op_binary_push_constants&&) [clone .constprop.0] () from /mnt/workspace/git/qwentts.cpp/build/libggml-vulkan.so #8 0x00007f5c0e464f48 in ggml_vk_build_graph(ggml_backend_vk_context*, ggml_cgraph*, int, ggml_tensor*, int, bool, bool, bool) [clone .isra.0] () from /mnt/workspace/git/qwentts.cpp/build/libggml-vulkan.so #9 0x00007f5c0e4679bc in ggml_backend_vk_graph_compute(ggml_backend*, ggml_cgraph*) () from /mnt/workspace/git/qwentts.cpp/build/libggml-vulkan.so #10 0x00007f5e57ba196e in ggml_backend_graph_compute () from /mnt/workspace/git/qwentts.cpp/build/libggml-base.so.0 #11 0x000055bbb3e94365 in tts_engine_step(TtsEngine*, std::vector >*) () #12 0x000055bbb3ea166a in pipeline_tts_synthesize(PipelineTTS*, BPETokenizer*, qt_tts_params const*, long, qt_audio*) () #13 0x000055bbb3e7db80 in qt_synthesize () #14 0x000055bbb3e74cdd in run(Args const&) () #15 0x000055bbb3e72a83 in main () [Inferior 1 (process 121412) detached] [Input] Prompt: 100 chars: qwentts.cpp is a minimal C++17 and GGML port of Qwen3-TTS fo... [Input] RefAudio: ../examples/freeman.wav [Input] RefText: 213 chars: If you go into different cultures, they have different conce... [Input] Lang: english Seed: 42 MaxNewTokens: 64 [Input] Mode: greedy ICL [Python] Device: cuda [Python] RefWav: 414337 samples 24000 Hz 17.26s [Python] SpeakerEmb shape: (2048,) dtype: torch.float32 [Python] RefCodes shape: (16, 215) (K, T_codec) [Python] InputIds shape: (1, 38) [Python] RefIds shape: (1, 53) [Python] Codes shape: (63, 16) (T_frames, num_code_groups) [Python] Audio: 120960 samples 24000 Hz 5.04s -> python/clone/clone-python.wav [Quant] BF16 -> ../models/qwen-talker-1.7b-base-BF16.gguf + ../models/qwen-tokenizer-12hz-BF16.gguf [GGML] Cmd: ../build/qwen-tts --model ../models/qwen-talker-1.7b-base-BF16.gguf --codec ../models/qwen-tokenizer-12hz-BF16.gguf --seed 42 --ref-wav ../examples/freeman.wav --ref-text ../examples/freeman.txt --lang english --max-new 64 --dump cpp/clone -o cpp/clone/clone-cpp.wav --greedy