When launching minicap twice (from two different terminals), then second launch creates and destroy virtual display immediately (which is normal). but it freezes the screen permanently (adb still works). Need to do "adb reboot" to solve situation.

first launch log :

$ ./run.sh -P 1440x2560@1024x600/0
++ tr -d '\r'
++ adb shell getprop ro.product.cpu.abi

• abi=arm64-v8a
  ++ adb shell getprop ro.build.version.sdk
  ++ tr -d '\r'
• sdk=23
  ++ tr -d '\r'
  ++ adb shell getprop ro.build.version.release
• rel=6.0.1
• (( 23 >= 16 ))
• bin=minicap
• dir=/data/local/tmp/minicap-devel
• adb shell 'mkdir /data/local/tmp/minicap-devel 2>/dev/null || true'
• adb push libs/arm64-v8a/minicap /data/local/tmp/minicap-devel
  [100%] /data/local/tmp/minicap-devel/minicap
• '[' -e jni/minicap-shared/aosp/libs/android-6.0.1/arm64-v8a/minicap.so ']'
• adb push jni/minicap-shared/aosp/libs/android-23/arm64-v8a/minicap.so /data/local/tmp/minicap-devel
  [100%] /data/local/tmp/minicap-devel/minicap.so
• adb shell LD_LIBRARY_PATH=/data/local/tmp/minicap-devel /data/local/tmp/minicap-devel/minicap -P 1440x2560@1024x600/0
  PID: 20256
  INFO: Using projection 1440x2560@338x600/0
  INFO: (external/MY_minicap/src/minicap_23.cpp:240) Creating SurfaceComposerClient
  INFO: (external/MY_minicap/src/minicap_23.cpp:243) Performing SurfaceComposerClient init check
  INFO: (external/MY_minicap/src/minicap_23.cpp:250) Creating virtual display
  INFO: (external/MY_minicap/src/minicap_23.cpp:256) Creating buffer queue
  INFO: (external/MY_minicap/src/minicap_23.cpp:261) Creating CPU consumer
  INFO: (external/MY_minicap/src/minicap_23.cpp:265) Creating frame waiter
  INFO: (external/MY_minicap/src/minicap_23.cpp:269) Publishing virtual display
  INFO: (jni/minicap/JpgEncoder.cpp:64) Allocating 11061252 bytes for JPG encoder
• adb shell rm -r /data/local/tmp/minicap-devel

second log :

$ ./run.sh -P 1440x2560@1024x600/0
++ tr -d '\r'
++ adb shell getprop ro.product.cpu.abi

• abi=arm64-v8a
  ++ adb shell getprop ro.build.version.sdk
  ++ tr -d '\r'
• sdk=23
  ++ tr -d '\r'
  ++ adb shell getprop ro.build.version.release
• rel=6.0.1
• (( 23 >= 16 ))
• bin=minicap
• dir=/data/local/tmp/minicap-devel
• adb shell 'mkdir /data/local/tmp/minicap-devel 2>/dev/null || true'
• adb push libs/arm64-v8a/minicap /data/local/tmp/minicap-devel
  [100%] /data/local/tmp/minicap-devel/minicap
• '[' -e jni/minicap-shared/aosp/libs/android-6.0.1/arm64-v8a/minicap.so ']'
• adb push jni/minicap-shared/aosp/libs/android-23/arm64-v8a/minicap.so /data/local/tmp/minicap-devel
  [100%] /data/local/tmp/minicap-devel/minicap.so
• adb shell LD_LIBRARY_PATH=/data/local/tmp/minicap-devel /data/local/tmp/minicap-devel/minicap -P 1440x2560@1024x600/0
  PID: 20256
  INFO: Using projection 1440x2560@338x600/0
  INFO: (external/MY_minicap/src/minicap_23.cpp:240) Creating SurfaceComposerClient
  INFO: (external/MY_minicap/src/minicap_23.cpp:243) Performing SurfaceComposerClient init check
  INFO: (external/MY_minicap/src/minicap_23.cpp:250) Creating virtual display
  INFO: (external/MY_minicap/src/minicap_23.cpp:256) Creating buffer queue
  INFO: (external/MY_minicap/src/minicap_23.cpp:261) Creating CPU consumer
  INFO: (external/MY_minicap/src/minicap_23.cpp:265) Creating frame waiter
  INFO: (external/MY_minicap/src/minicap_23.cpp:269) Publishing virtual display
  INFO: (jni/minicap/JpgEncoder.cpp:64) Allocating 11061252 bytes for JPG encoder
• adb shell rm -r /data/local/tmp/minicap-devel