[1 of 2] Compiling Main             ( <TEMPORARY-DIRECTORY>/prog/Main.hs, <TEMPORARY-DIRECTORY>/.hdb-cache/<CACHE-ENTRY>/Main.gbc )[main]
(hdb) BreakFoundNoLoc {changed = True}
(hdb) About to throw
Handling exception: boom outer
Stopped at breakpoint
Exception: ErrorCall
Message: boom while handling
Call stack:
  While handling ghc-internal:GHC.Internal.Exception.ErrorCall:
    |
    | boom outer
    |
    | HasCallStack backtrace:
    |   error, called at <TEMPORARY-DIRECTORY>/prog/Main.hs:8:10 in main:Main
  
  HasCallStack backtrace:
    error, called at <TEMPORARY-DIRECTORY>/prog/Main.hs:14:3 in main:Main
Inner exceptions:
  Exception: ErrorCall
  Message: boom outer
  Call stack:
    HasCallStack backtrace:
      error, called at <TEMPORARY-DIRECTORY>/prog/Main.hs:8:10 in main:Main

Exception location: <TEMPORARY-DIRECTORY>/prog/Main.hs:14:3
(hdb) Exiting...