root@0bc74a5fd083:/work# eosiocpp -g hello.abi hello.cpp
In file included from /work/hello.cpp:4:
In file included from /eos/contracts/eosiolib/asset.hpp:5:
/eos/contracts/eosiolib/symbol.hpp:2:10: fatal error: 'eosiolib/core_symbol.hpp' file not found
#include <eosiolib/core_symbol.hpp>
^~~~~~~~~~~~~~~~~~~~~~~~~~
1 error generated.
Error while processing /work/hello.cpp.