Sir the board is big-little architecture : 4big + 2 little cpu. That could be the reason of the cpu being reported either 6 or 4.
I ran the code with --openvino_enabled false, its printing no errors but code still failing :-
[ WARN:0] global ../modules/videoio/src/cap_gstreamer.cpp (935) open OpenCV | GStreamer warning: Cannot query video position: status=0, value=-1, duration=-1
*[COMPV INFO]: [UltAlprSdkEngine] Call: init
*[COMPV INFO]: [UltAlprSdkEngine] jsonConfig: {"debug_level": "info","debug_write_input_image_enabled": false,"debug_internal_data_path": ".","num_threads": -1,"gpgpu_enabled": true,"klass_vcr_gamma": 1.5,"detect_roi": [0, 0, 0, 0],"detect_minscore": 0.8,"car_noplate_detect_min_score": 0.8,"pyramidal_search_enabled": true,"pyramidal_search_sensitivity": 1.0,"pyramidal_search_minscore": 0.8,"pyramidal_search_min_image_size_inpixels": 800,"ienv_enabled": true,"recogn_rectify_enabled": true,"recogn_minscore": 0.8,"recogn_score_type": "min","assets_folder": "../../../assets","charset": "latin","recogn_rectify_enabled": true,"car_noplate_detect_enabled": false,"ienv_enabled": false,"openvino_enabled": false,"openvino_device": "CPU","klass_lpci_enabled": false,"klass_vcr_enabled": false,"klass_vmmr_enabled": false,"klass_vbsr_enabled": false,"license_token_data": "ANI6+wWgBUVDUFFVdzBBR1VQRkMuBApERW4nS1FTRkgKTEAGTwQeEtZREJRdkdXMUFnAlhOaU4+aiwMfC42R3NLSUlRUAkjIBQTBgQJX1t2QEtFVzlyUEF1KXJORUtFKC4nFiRoQU5bRWxlMylPAT1vM31mVyxKS2YwTkFXNAEaN1ptSkAYPV8JFyFtcWxTZzVwCRY7ExkRR3NsfU49W3oxeU5HeFo="}
*[COMPV INFO]: [CompVThreadDispatcher] Thread dispatcher created with #6 threads/#6 cores
*[COMPV INFO]: [CompVParallel] [Parallel] module initialized
*[COMPV INFO]: [CompVBase] [Base] modules initialized
*[COMPV INFO]: [CompVCore] Initializing [core] module (v 1.0.0)...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 1 and name = 'FAST (Features from Accelerated Segment Test)'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 8 and name = 'ORB (Oriented FAST and Rotated BRIEF)'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 27 and name = 'Sobel edge detector'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 28 and name = 'Scharr edge detector'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 29 and name = 'Prewitt edge detector'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 20 and name = 'Canny edge detector'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 30 and name = 'Hough standard (STD)'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 31 and name = 'Kernel-based Hough transform (KHT)'...
*[COMPV INFO]: [CompVFeature] Registering feature factory with id = 41 and name = 'Standard Histogram of oriented gradients (S-HOG)'...
*[COMPV INFO]: [CompVMatcher] Registering matcher factory with id = 0 and name = 'Brute force matcher'...
*[COMPV INFO]: [CompVConnectedComponentLabeling] Registering connected component labeling factory with id = 1 and name = 'PLSL (Parallel Light Speed Labeling)'...
*[COMPV INFO]: [CompVConnectedComponentLabeling] Registering connected component labeling factory with id = 19 and name = 'LMSER (Linear Time Maximally Stable Extremal Regions)'...
*[COMPV INFO]: [CompVGL] Initializing [gl] module (v 1.0.0)...
*[COMPV INFO]: [CompVGL] GL module initialized
*[COMPV INFO]: [CompVGpu] Initializing [gpu] module (v 1.0.0)...
*[COMPV INFO]: [CompVCamera] Initializing [camera] module (v 1.0.0)...
*[COMPV INFO]: [CompVDrawing] Initializing [drawing] module (v 1.0.0)...
*[COMPV INFO]: [CompVDrawing] /!\ No jpeg decoder found
*[COMPV INFO]: [CompVDrawing] Drawing module initialized
*[COMPV INFO]: [CompVGpu] GPU enabled: true
*[COMPV INFO]: /!\ Code in file '/home/ultimate/ultimateBase/lib/source/ultimate_base_engine.cxx' in function 'init' starting at line #75: Not optimized for GPU -> GPGPU computing not enabled or deactivated
*[COMPV INFO]: [UltBaseOpenCL] Trying to load [libOpenCL.so]
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=5,set=useless, threadId:0x7f715dabd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=1,set=useless, threadId:0x7f735debd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=3,set=useless, threadId:0x7f725dcbd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=4,set=useless, threadId:0x7f71ddbbd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=0,set=useless, threadId:0x7f73ddfbd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [CompVAsyncTask11] run(coreId:requested=2,set=useless, threadId:0x7f72dddbd0, kThreadSetAffinity:false) - ENTER
*[COMPV INFO]: [UltBaseOpenCL] Loaded [libOpenCL.so], looksLikeValid: yes...
*[COMPV INFO]: [UltBaseOpenCLUtils] Selected platform vendor: Vivante Corporation
*[COMPV INFO]: [UltBaseOpenCLUtils] deviceCount=1
*[COMPV INFO]: [UltBaseOpenCLUtils] Device -> name: Vivante OpenCL Device VIPNano-QI.7120.0000, id: 0x5587490600
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_PREFERRED_VECTOR_WIDTH_FLOAT=4
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_PREFERRED_VECTOR_WIDTH_DOUBLE=0
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_COMPUTE_UNITS=1
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_WORK_ITEM_DIMENSIONS=3
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_WORK_ITEM_SIZES=256, 256, 256,
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_WORK_GROUP_SIZE=256
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_CLOCK_FREQUENCY=800 MHz
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_GLOBAL_MEM_CACHELINE_SIZE=64 B
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_GLOBAL_MEM_SIZE=268435456 B (256 MB)
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_LOCAL_MEM_SIZE=32768 B (32 KB)
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_MAX_MEM_ALLOC_SIZE=128 MB
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_PLATFORM_VERSION=OpenCL 1.2 V6.4.4.3.310723AAA
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_VERSION=OpenCL 1.2
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DRIVER_VERSION=OpenCL 1.2 V6.4.4.3.310723AAA
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_OPENCL_C_VERSION=OpenCL C 1.2
*[COMPV INFO]: [UltBaseOpenCLUtils] CL_DEVICE_EXTENSIONS=cl_khr_byte_addressable_store cl_khr_gl_sharing cl_khr_fp16 cl_khr_global_int32_base_atomics cl_khr_global_int32_extended_atomics cl_khr_local_int32_base_atomics cl_khr_local_int32_extended_atomics
*[COMPV INFO]: [UltBaseOpenCL] !!!Booom!!!, OpenCL successfully loaded [libOpenCL.so]
*[COMPV INFO]: [UltOcrEngine] Tensorflow version: 1.12.3
***[COMPV ERROR]: function: "UltBaseLicenseGeneratorDeSerializeRuntimeToken()"
file: "/home/ultimate/ultimateALPR/SDK_dev/lib/../../../ultimateBase/lib/include/ultimate_base_license_generator.h"
line: "713"
message: Operation Failed (COMPV_ERROR_CODE_E_INVALID_PARAMETER) -> Too short
***[COMPV ERROR]: function: "updateLicenseInfo()"
file: "/home/ultimate/ultimateALPR/SDK_dev/lib/source/ultimate_alpr_sdk_private_engine.cxx"
line: "767"
message: Operation Failed (COMPV_ERROR_CODE_E_INVALID_PARAMETER) ->
***[COMPV ERROR]: function: "init()"
file: "/home/ultimate/ultimateALPR/SDK_dev/lib/source/ultimate_alpr_sdk_private_engine.cxx"
line: "143"
message: Operation Failed (COMPV_ERROR_CODE_E_INVALID_PARAMETER) ->
***[COMPV ERROR]: function: "init()"
file: "/home/ultimate/ultimateALPR/SDK_dev/lib/source/ultimate_alpr_sdk_public_engine.cxx"
line: "131"
message: [UltAlprSdkEngine] Failed to initialize the engine
dob2: dob2.cpp:304: int main(int, char**): Assertion `__ULTALPR_SDK_b_ret' failed.
Aborted