+ automake --add-missing --copy automake: warnings are treated as errors src/lxc/Makefile.am:79: warning: source file '../include/openpty.c' is in a subdirectory, src/lxc/Makefile.am:79: but option 'subdir-objects' is disabled automake: warning: possible forward-incompatibility. automake: At least a source file is in a subdirectory, but the 'subdir-objects' automake: automake option hasn't been enabled. For now, the corresponding output automake: object file(s) will be placed in the top-level directory. However, automake: this behaviour will change in future Automake versions: they will automake: unconditionally cause object files to be placed in the same subdirectory automake: of the corresponding sources. automake: You are advised to start using 'subdir-objects' option throughout your automake: project, to avoid future incompatibilities. src/lxc/Makefile.am:79: warning: source file '../include/lxcmntent.c' is in a subdirectory, src/lxc/Makefile.am:79: but option 'subdir-objects' is disabled src/lxc/Makefile.am:86: warning: source file '../include/getline.c' is in a subdirectory, src/lxc/Makefile.am:86: but option 'subdir-objects' is disabled + exit 1