error is now 
```
FAILED: out/soong/.intermediates/system/tools/aidl/libaidl-common/linux_x86_64_static/gen/lex/system/tools/aidl/aidl_language_l.cpp 
prebuilts/misc/linux-x86/flex/flex-2.5.39 -oout/soong/.intermediates/system/tools/aidl/libaidl-common/linux_x86_64_static/gen/lex/system/tools/aidl/aidl_language_l.cpp system/tools/aidl/aidl_language_l.ll
flex-2.5.39: loadlocale.c:130: _nl_intern_locale_data: Assertion `cnt < (sizeof (_nl_value_type_LC_TIME) / sizeof (_nl_value_type_LC_TIME[0]))' failed.