[GHC] #16285: Hadrian fails to run the testsuite.

[GHC]

#16285: Hadrian fails to run the testsuite.
-------------------------------------+-------------------------------------
           Reporter:  AndreasK       |             Owner:  (none)
               Type:  bug            |            Status:  new
           Priority:  normal         |         Milestone:
          Component:  Compiler       |           Version:  8.6.3
           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:
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 This is on windows with a tree based on the commit below.


 {{{
 commit a5373c1f (master)
 Author: Simon Peyton Jones <simonpj at microsoft.com>
 Date:   Wed Jan 16 16:34:24 2019 +0000

     Fix bogus worker for newtypes

 }}}

 Output as follows.
 {{{
 $ hadrian/build.bat -c -j8 --flavour=quick test
 Up to date
 Up to date
 hadrian: Encountered missing dependencies:
 libiserv ==8.7

 shakeArgsWith         0.001s    0%
 Function shake        0.010s    0%
 Database read         0.516s   13%  ===
 Database compression  0.074s    1%
 With database         0.018s    0%
 Running rules         3.280s   84%  =========================
 Total                 3.900s  100%
 Error when running Shake build system:
   at src/Main.hs:58:30-42:
 * Depends on: test
   at src/Rules/Test.hs:90:5-17:
 * Depends on: _build/stage1/lib/bin/ghc-iserv.exe
   at src/Development/Shake/Internal/Rules/Oracle.hs:157:43-68:
 * Depends on: OracleQ (ContextDataKey (Context {stage = Stage1, package =
 Package {pkgType = Program, pkgName = "iserv", pkgPath = "utils/iserv"},
 way = v}))
   at src/Hadrian/Haskell/Cabal/Parse.hs:202:5-36:
 * Depends on: _build/stage1/utils/iserv/setup-config
 * Raised the exception:
 ExitFailure 1

 }}}

 Regular build with hadrian works.

-- 
Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16285>
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