Backtrace:
In ice-9/boot-9.scm:
  1752:10 13 (with-exception-handler _ _ #:unwind? _ # _)
In unknown file:
          12 (apply-smob/0 #<thunk 7f60bc54c020>)
In ice-9/boot-9.scm:
    724:2 11 (call-with-prompt _ _ #<procedure default-prompt-handle?>)
In ice-9/eval.scm:
    619:8 10 (_ #(#(#<directory (guile-user) 7f60bc555c80>)))
In cuirass/ui.scm:
   104:10  9 (run-cuirass-command _ . _)
In ice-9/boot-9.scm:
    152:2  8 (with-fluid* _ _ _)
In ice-9/eval.scm:
   293:34  7 (_ #(#(#(#(#<directory (cuirass scripts evalu?> ?)) ?) ?))
   191:35  6 (_ #(#(#(#(#<directory (cuirass scripts evalu?> ?)) ?) ?))
In cuirass/utils.scm:
    123:6  5 (make-worker-thread-channel _ #:parallelism _)
In srfi/srfi-1.scm:
    634:9  4 (for-each #<procedure 7f60b2f60e70 at cuirass/utils.sc?> ?)
In cuirass/utils.scm:
   125:21  3 (_ . _)
In ice-9/eval.scm:
    155:9  2 (_ #(#(#<directory (cuirass scripts evaluate) 7f60bc5?>)))
In cuirass/database.scm:
   371:12  1 (db-open #:database _)
In squee.scm:
   257:10  0 (connect-to-postgres-paramstring _)

squee.scm:257:10: In procedure connect-to-postgres-paramstring:
Throw to key `psql-connect-error' with args `(connection-bad "FATAL:  remaining connection slots are reserved for non-replication superuser connections\n")'.