 --> [ local path prefix ]/interface/import_cycle.fpp:1:1
  |
1 | / interface A {
2 | |     import B
3 | | }
  | |_^ encountered symbol use-definition cycle
  |
 ::: [ local path prefix ]/interface/import_cycle.fpp:5:11
  |
5 |   interface B {
  |             - defined here
  |
 ::: [ local path prefix ]/interface/import_cycle.fpp:6:12
  |
6 |       import A
  |              - used here

