Index: tests/properties.test
===================================================================
diff -u -r31404a50d429bd67e904a70797c4f67674fab09f -r2872e1f0a6523c7fb44952492e05414c4f8d9c84
--- tests/properties.test	(.../properties.test)	(revision 31404a50d429bd67e904a70797c4f67674fab09f)
+++ tests/properties.test	(.../properties.test)	(revision 2872e1f0a6523c7fb44952492e05414c4f8d9c84)
@@ -61,14 +61,14 @@
   
   ? {c1 cget -a} a1
   ? {c1 cget -b} b1
-  ? {c1 cget -c} {cannot lookup parameter value for -c}
-  ? {c1 cget -d} {cannot lookup parameter value for -d}
-  ? {c1 cget -va} {cannot lookup parameter value for -va}
-  ? {c1 cget -vb} {cannot lookup parameter value for -vb}
-  ? {c1 cget -vc} {cannot lookup parameter value for -vc}
-  ? {c1 cget -vd} {cannot lookup parameter value for -vd}
-  ? {c1 cget -ve} {cannot lookup parameter value for -ve}
-  ? {c1 cget -vf} {cannot lookup parameter value for -vf}
+  ? {c1 cget -c} {cget: cannot lookup parameter value for -c}
+  ? {c1 cget -d} {cget: cannot lookup parameter value for -d}
+  ? {c1 cget -va} {cget: cannot lookup parameter value for -va}
+  ? {c1 cget -vb} {cget: cannot lookup parameter value for -vb}
+  ? {c1 cget -vc} {cget: cannot lookup parameter value for -vc}
+  ? {c1 cget -vd} {cget: cannot lookup parameter value for -vd}
+  ? {c1 cget -ve} {cget: cannot lookup parameter value for -ve}
+  ? {c1 cget -vf} {cget: cannot lookup parameter value for -vf}
 
   #
   # No incremental used, so "a" and "e" have no slots
@@ -234,12 +234,12 @@
   
   ? {c1 cget -a} a1
   ? {c1 cget -b} b1
-  ? {c1 cget -c} {cannot lookup parameter value for -c}
-  ? {c1 cget -d} {cannot lookup parameter value for -d}
-  ? {c1 cget -va} {cannot lookup parameter value for -va}
-  ? {c1 cget -vb} {cannot lookup parameter value for -vb}
-  ? {c1 cget -vc} {cannot lookup parameter value for -vc}
-  ? {c1 cget -vd} {cannot lookup parameter value for -vd}
+  ? {c1 cget -c} {cget: cannot lookup parameter value for -c}
+  ? {c1 cget -d} {cget: cannot lookup parameter value for -d}
+  ? {c1 cget -va} {cget: cannot lookup parameter value for -va}
+  ? {c1 cget -vb} {cget: cannot lookup parameter value for -vb}
+  ? {c1 cget -vc} {cget: cannot lookup parameter value for -vc}
+  ? {c1 cget -vd} {cget: cannot lookup parameter value for -vd}
 
   #
   # The use of "-incremental" implies an accessor
@@ -413,12 +413,12 @@
   
   ? {o1 cget -a} a1
   ? {o1 cget -b} b1
-  ? {o1 cget -c} {cannot lookup parameter value for -c}
-  ? {o1 cget -d} {cannot lookup parameter value for -d}
-  ? {o1 cget -va} {cannot lookup parameter value for -va}
-  ? {o1 cget -vb} {cannot lookup parameter value for -vb}
-  ? {o1 cget -vc} {cannot lookup parameter value for -vc}
-  ? {o1 cget -vd} {cannot lookup parameter value for -vd}
+  ? {o1 cget -c} {cget: cannot lookup parameter value for -c}
+  ? {o1 cget -d} {cget: cannot lookup parameter value for -d}
+  ? {o1 cget -va} {cget: cannot lookup parameter value for -va}
+  ? {o1 cget -vb} {cget: cannot lookup parameter value for -vb}
+  ? {o1 cget -vc} {cget: cannot lookup parameter value for -vc}
+  ? {o1 cget -vd} {cget: cannot lookup parameter value for -vd}
   
 
   #
@@ -537,12 +537,12 @@
   
   ? {o1 cget -a} a1
   ? {o1 cget -b} b1
-  ? {o1 cget -c} {cannot lookup parameter value for -c}
-  ? {o1 cget -d} {cannot lookup parameter value for -d}
-  ? {o1 cget -va} {cannot lookup parameter value for -va}
-  ? {o1 cget -vb} {cannot lookup parameter value for -vb}
-  ? {o1 cget -vc} {cannot lookup parameter value for -vc}
-  ? {o1 cget -vd} {cannot lookup parameter value for -vd}
+  ? {o1 cget -c} {cget: cannot lookup parameter value for -c}
+  ? {o1 cget -d} {cget: cannot lookup parameter value for -d}
+  ? {o1 cget -va} {cget: cannot lookup parameter value for -va}
+  ? {o1 cget -vb} {cget: cannot lookup parameter value for -vb}
+  ? {o1 cget -vc} {cget: cannot lookup parameter value for -vc}
+  ? {o1 cget -vd} {cget: cannot lookup parameter value for -vd}
 
   #
   # The use of "-incremental" implies an accessor