CMake Error at RuleProperties2\.cmake:[0-9]+ \(set_property\):
  "COMMENT" property can't be set during generation for rules \("foo1"\)

Call Stack \(most recent call first\):
  CMakeLists\.txt


CMake Error in CMakeLists\.txt:
  Erroneous execution of the CONFIGURATOR "configurator1", from the RULE
  "foo1", for the FILE_SET "fs1" of TARGET "foo"\.


CMake Error at RuleProperties2\.cmake:[0-9]+ \(set_property\):
  rule properties cannot be changed during generation \("foo2"\)

Call Stack \(most recent call first\):
  CMakeLists\.txt


CMake Error in CMakeLists\.txt:
  Erroneous execution of the CONFIGURATOR "configurator2", from the RULE
  "foo2", for the FILE_SET "fs2" of TARGET "foo"\.


CMake Error at RuleProperties2\.cmake:[0-9]+ \(add_library\):
  No SOURCES given to target: foo
Call Stack \(most recent call first\):
  CMakeLists\.txt:[0-9]+ \(include\)
