Processing 11 UTF-8 code units: [ 0x7a 0xc3 0x9f 0xe6 0xb0 0xb4 0xf0 0x9f 0x8d 0x8c 0 ] into 5 wchar_t units: [ 0x7a 0xdf 0x6c34 0x1f34c 0 ]