Meson encountered an error in file meson.build, line 129, column 4:
Error encountered: Unable to build D intefaces from GIR:
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookup.txt(118) : Don't use inputRoot, it has been removed as it was never implemented.
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookup.txt(120) : Don't use bindDir, it is no longer used since the c definitions have moved.
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookupAppStream.txt(23): Don't use absolute paths for specifying gir files.
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookupGLib.txt(23): Don't use absolute paths for specifying gir files.
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookupGLib.txt(24): Don't use absolute paths for specifying gir files.
Warning /build/appstream-generator/src/appstream-generator-0.6.4/contrib/girwrap/APILookupGio.txt(23): Don't use absolute paths for specifying gir files.
core.exception.AssertError@/usr/include/dlang/ldc/std/regex/package.d(563): wrong match: 17..0
----------------
??:? _d_assert_msg [0x121a3021]
??:? [0x49b822]
??:? [0x49ac91]
??:? [0x498cb9]
??:? [0x49a504]
??:? [0x45ce9a]
??:? _aaApply [0x121c6592]
??:? [0x45c76c]
??:? _D2rt6dmain211_d_run_mainUiPPaPUAAaZiZ6runAllMFZ9__lambda1MFZv [0x121d470e]
??:? void rt.dmain2._d_run_main(int, char**, extern (C) int function(char[][])*).tryExec(scope void delegate()) [0x121d4653]
??:? _d_run_main [0x121d457f]
??:? [0x4671f4]
??:? __libc_start_main [0x11d99510]
??:? [0x45c279]