[GHC] #15230: unix tests fail under CircleCI's fedora environment

[GHC]

#15230: unix tests fail under CircleCI's fedora environment
-------------------------------------+-------------------------------------
           Reporter:  bgamari        |             Owner:  bgamari
               Type:  bug            |            Status:  new
           Priority:  high           |         Milestone:  8.6.1
          Component:  Continuous     |           Version:  8.4.3
  Integration                        |
           Keywords:                 |  Operating System:  Unknown/Multiple
       Architecture:                 |   Type of failure:  None/Unknown
  Unknown/Multiple                   |
          Test Case:                 |        Blocked By:
           Blocking:                 |   Related Tickets:
Differential Rev(s):                 |         Wiki Page:
-------------------------------------+-------------------------------------
 It's a bit unclear what is going on here:

 {{{
 =====> getGroupEntryForName(normal) 6377 of 6403 [0, 0, 0]
 Actual stdout output differs from expected:
 --- ../../libraries/unix/tests/user001.run/user001.stdout.normalised
 2018-06-05 15:18:37.243934191 +0000
 +++ ../../libraries/unix/tests/user001.run/user001.run.stdout.normalised
 2018-06-05 15:18:37.243934191 +0000
 @@ -6,6 +6,6 @@
  getEffectiveUserName: OK
  getGroupEntryForID: OK
  getGroupEntryForName: OK
 -getAllGroupEntries: OK
 +getAllGroupEntries: ERROR: getAllGroupEntries: does not exist (No such
 file or directory)
  getUserEntryForID: OK
  getAllUserEntries: OK
 *** unexpected failure for user001(normal)
 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/15230>
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