E1:     C1 CALL pred solver_test.main/2-0 (det) solver_test.m:29
mdb> echo on
Command echo enabled.
mdb> register --quiet
mdb> procedures solver_test
List of procedures in module `solver_test'

pred solver_test.main/2-0 (det)
pred solver_test.init_foo/1-0 (det)
pred solver_test.test_any_free_unify/2-0 (det)
func solver_test.representation of ground foo/0/1-0 (det)
func solver_test.representation of any foo/0/1-0 (det)
func solver_test.representation to ground foo/0/1-0 (det)
func solver_test.representation to any foo/0/1-0 (det)
__Unify__ for solver_test.foo/0-0 (semidet)
__Compare__ for solver_test.foo/0-0 (det)
__Initialise__ for solver_test.foo/0-0 (det)
mdb> quit -y