Error: L6449E: While processing /workspace/CMSIS-OUTPUT/: I/O error writing file '/workspace/CMSIS-OUTPUT/': Is a directory

Following error has been returned in my Keili Studio Cloud environment:

---

FAILED: /workspace/CMSIS-OUTPUT/Demo.elf
: && /opt/AC6/bin/armlink --cpu=Cortex-M55 --scatter="/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/RTE/Device/SSE-300-MPS3/fvp_sse300_mps3_s.sct" --import-cmse-lib-out "/workspace/CMSIS-OUTPUT/" --entry=Reset_Handler --diag_suppress 6314,6848 CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-Driver/2.7.2/ETH/ETH_LAN91C111.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/CMSIS/RTOS2/FreeRTOS/Source/ARM/clib_arm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/CMSIS/RTOS2/FreeRTOS/Source/cmsis_os2.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/CMSIS/RTOS2/FreeRTOS/Source/freertos_evr.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/CMSIS/RTOS2/FreeRTOS/Source/os_systick.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/event_groups.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/list.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/portable/GCC/ARM_CM33_NTZ/non_secure/port.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/portable/GCC/ARM_CM33_NTZ/non_secure/portasm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/portable/MemMang/heap_5.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/queue.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/stream_buffer.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/tasks.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/CMSIS-FreeRTOS/10.4.6/Source/timers.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/V2M_MPS3_SSE_300_BSP/1.2.0/Board/Device_Definition/device_definition.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/V2M_MPS3_SSE_300_BSP/1.2.0/CMSIS_Driver/Driver_USART.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/V2M_MPS3_SSE_300_BSP/1.2.0/Native_Driver/arm_mps3_io_drv.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/V2M_MPS3_SSE_300_BSP/1.2.0/Native_Driver/uart_cmsdk_drv.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/MDK/library/entropy_poll_hw.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/MDK/library/iot_socket/net_sockets.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/aes.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/arc4.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/aria.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/asn1parse.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/asn1write.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/base64.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/bignum.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/blowfish.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/camellia.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ccm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/certs.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/chacha20.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/chachapoly.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/cipher.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/cipher_wrap.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/cmac.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ctr_drbg.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/debug.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/des.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/dhm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ecdh.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ecdsa.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ecjpake.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ecp.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ecp_curves.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/entropy.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/entropy_poll.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/error.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/gcm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/havege.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/hkdf.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/hmac_drbg.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/md.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/md2.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/md4.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/md5.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/memory_buffer_alloc.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/nist_kw.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/oid.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pem.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pk.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pk_wrap.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pkcs11.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pkcs12.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pkcs5.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pkparse.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/pkwrite.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/platform.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/platform_util.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/poly1305.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/psa_crypto.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/psa_crypto_se.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/psa_crypto_slot_management.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/psa_crypto_storage.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/psa_its_file.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ripemd160.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/rsa.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/rsa_internal.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/sha1.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/sha256.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/sha512.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_cache.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_ciphersuites.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_cli.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_cookie.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_msg.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_srv.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_ticket.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/ssl_tls.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/threading.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/timing.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/version.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/version_features.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509_create.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509_crl.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509_crt.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509_csr.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509write_crt.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/x509write_csr.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/ARM/mbedTLS/1.7.0/library/xtea.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/backoffAlgorithm/4.0.0/backoffAlgorithm/source/backoff_algorithm.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/coreMQTT/4.0.0/coreMQTT/source/core_mqtt.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/coreMQTT/4.0.0/coreMQTT/source/core_mqtt_serializer.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/coreMQTT/4.0.0/coreMQTT/source/core_mqtt_state.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/coreMQTT_Agent/4.0.0/coreMQTT-Agent/source/core_mqtt_agent.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/coreMQTT_Agent/4.0.0/coreMQTT-Agent/source/core_mqtt_agent_command_functions.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/corePKCS11/4.0.1/corePKCS11/source/core_pkcs11.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/corePKCS11/4.0.1/corePKCS11/source/core_pki_utils.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/corePKCS11/4.0.1/corePKCS11/source/dependency/3rdparty/mbedtls_utils/mbedtls_error.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/corePKCS11/4.0.1/corePKCS11/source/dependency/3rdparty/mbedtls_utils/mbedtls_utils.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/AWS/corePKCS11/4.0.1/corePKCS11/source/portable/mbedtls/core_pkcs11_mbedtls.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/Keil/ARM_Compiler/1.7.2/Source/EventRecorder.o CMakeFiles/Demo.dir/tmp/.cache/arm/packs/Keil/ARM_Compiler/1.7.2/Source/retarget_io.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/Driver/vio_V2M-MPS3-SSE-300.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/RTE/Device/SSE-300-MPS3/startup_fvp_sse300_mps3.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/RTE/Device/SSE-300-MPS3/system_SSE300MPS3.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/main.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Board/AVH_MPS3_Corstone-300/retarget_stdio.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Socket/VSocket/iot_socket.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/Socket/VSocket/socket_startup.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/common/pkcs11_helpers/pkcs11_helpers.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/coreMQTT/mqtt_demo_mutual_auth.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/demo_runner/aws_demo.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/demo_runner/iot_demo_freertos.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/demo_runner/iot_demo_runner.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/demos/network_manager/aws_iot_network_manager.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/abstractions/platform/freertos/iot_clock_freertos.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/abstractions/platform/freertos/iot_threads_freertos.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/abstractions/secure_sockets/iot_socket/iot_secure_sockets.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/abstractions/transport/secure_sockets/transport_secure_sockets.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/c_sdk/standard/common/iot_device_metrics.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/c_sdk/standard/common/iot_init.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/c_sdk/standard/common/iot_static_memory_common.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/c_sdk/standard/common/taskpool/iot_taskpool.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/c_sdk/standard/common/taskpool/iot_taskpool_static_memory.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/freertos_plus/standard/crypto/src/iot_crypto.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/freertos_plus/standard/tls/src/iot_tls.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/logging/iot_logging.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/libraries/logging/iot_logging_task_dynamic_buffers.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/amazon-freertos/ports/pkcs11/core_pkcs11_pal.o CMakeFiles/Demo.dir/workspace/workspace/aws_mqtt_mutualauth_demo/app_main.o -o /workspace/CMSIS-OUTPUT/Demo.elf --list=/workspace/CMSIS-OUTPUT/Demo.elf.map && :
Error: L6449E: While processing /workspace/CMSIS-OUTPUT/: I/O error writing file '/workspace/CMSIS-OUTPUT/': Is a directory

---

I use the Demo project and try to build project pushing "Clean build" button in KSC.

In the above message, I assume "--import-cmse-lib-out "/workspace/CMSIS-OUTPUT/"" is the problem, but I'm not sure where this configuration come from.