message: remember to make clean.
diff: @@ -33,11 +33,14 @@ TARGET=bluepill
  readable_run make -f tensorflow/lite/micro/tools/make/Makefile TARGET=${TARGET} third_party_downloads
  # check that the release build is ok.
  +readable_run make -f tensorflow/lite/micro/tools/make/Makefile clean
  readable_run make -j8 -f tensorflow/lite/micro/tools/make/Makefile TARGET=${TARGET} build BUILD_TYPE=release
  # TODO(b/168334217): enable debug build once it does not fail.
  +#readable_run make -f tensorflow/lite/micro/tools/make/Makefile clean
  #readable_run make -j8 -f tensorflow/lite/micro/tools/make/Makefile TARGET=${TARGET} build BUILD_TYPE=debug
  +readable_run make -f tensorflow/lite/micro/tools/make/Makefile clean
  readable_run make -j8 -f tensorflow/lite/micro/tools/make/Makefile TARGET=${TARGET} build
  # TODO(b/149597202): Running tests via renode are disabled as part of the
  