inter: inter/Tests/Invalid/misinv.intert, line 10: no such symbol: 'K_odour'
>--> typename K_stuff = struct K_number K_colour K_odour
inter: inter/Tests/Invalid/misinv.intert, line 27: value 'x' has type /main/K_colour which is not a /main/K_number
>--> ref (/main/K_number) x
inter: inter/Tests/Invalid/misinv.intert, line 19: this inv of !increment should have 1 argument(s), but has 0
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_101 _code
 3.    		code
 4. ** 			inv !increment
inter: inter/Tests/Invalid/misinv.intert, line 22: operand 2 of inv 'R_102' should be val, but this is ref
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_101 _code
 3.    		code
 4. ** 			inv /main/R_102
 5.    				val (/main/K_number) 12
 5.    				ref S_stuff
inter: inter/Tests/Invalid/misinv.intert, line 24: operand 1 of inv '!increment' should be ref, but this is val
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_101 _code
 3.    		code
 4. ** 			inv !increment
 5.    				val (/main/K_number) 2
inter: inter/Tests/Invalid/misinv.intert, line 26: operand 1 of inv 'R_101' should be val, but this is void
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_101 _code
 3.    		code
 4. ** 			inv /main/R_101
 5.    				inv !increment
inter: inter/Tests/Invalid/misinv.intert, line 26: this inv of !increment should have 1 argument(s), but has 0
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_101 _code
 3.    		code
 4.    			inv /main/R_101
 5. ** 				inv !increment
inter: inter/Tests/Invalid/misinv.intert, line 12: symbol undefined in package: 'S_stuff'
inter: inter/Tests/Invalid/misinv.intert, line 31: this inv of !increment should have 1 argument(s), but has 0
Backtrace of Inter code ('**' marks the problem node):
 1.    package main _plain
 2.    	package R_102 _code
 3.    		code
 4. ** 			inv !increment