failing git-annex build

[Kyle Meyer]

Hello,

I'm seeing the failure below when trying to build git-annex.  Can anyone
else reproduce this failure?  Any ideas how to resolve it?

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% git describe
v0.16.0-400-g4f36d98f7b

% ./pre-inst-env guix build -K --check git-annex
Utility/Exception.hs:29:1: error:
    Bad interface file: 
/gnu/store/qb3knv1h536sdjqc4nfkm3j1l8n7q87a-ghc-exceptions-0.10.0/lib/ghc-8.4.3/exceptions-0.10.0/Control/Monad/Catch.dyn_hi
        Something is amiss; requested module  
exceptions-0.10.0:Control.Monad.Catch differs from name found in the interface 
file exceptions-0.10.0:Control.Monad.Catch (if these names look the same, try 
again with -dppr-debug)
   |
29 | import Control.Monad.Catch as X hiding (Handler)
   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Backtrace:
           5 (primitive-load "/gnu/store/xayhspk534wq4fyralxivfnl3vx…")
In ice-9/eval.scm:
   191:35  4 (_ _)
In srfi/srfi-1.scm:
   863:16  3 (every1 #<procedure 868c40 at /gnu/store/79jn1m4ax1zr5…> …)
In 
/gnu/store/79jn1m4ax1zr5hlf3q7aalnb4vhx17ac-module-import/guix/build/gnu-build-system.scm:
   799:28  2 (_ _)
In ice-9/eval.scm:
    619:8  1 (_ #(#(#<directory (guile-user) 5ce140>) (#:inputs # …)))
In 
/gnu/store/79jn1m4ax1zr5hlf3q7aalnb4vhx17ac-module-import/guix/build/utils.scm:
    616:6  0 (invoke _ . _)

/gnu/store/79jn1m4ax1zr5hlf3q7aalnb4vhx17ac-module-import/guix/build/utils.scm:616:6:
 In procedure invoke:
Throw to key `srfi-34' with args `(#<condition &invoke-error [program: 
"runhaskell" arguments: ("PreConf.hs") exit-status: 1 term-signal: #f 
stop-signal: #f] 56dd00>)'.
note: keeping build directory `/tmp/guix-build-git-annex-6.20180926.drv-1'
builder for 
`/gnu/store/yf5bkdya8krhdc29n518gbhvwkbn2ax4-git-annex-6.20180926.drv' failed 
with exit code 1
build of /gnu/store/yf5bkdya8krhdc29n518gbhvwkbn2ax4-git-annex-6.20180926.drv 
failed
View build log at 
'/var/log/guix/drvs/yf/5bkdya8krhdc29n518gbhvwkbn2ax4-git-annex-6.20180926.drv.bz2'.
guix build: error: build failed: build of 
`/gnu/store/yf5bkdya8krhdc29n518gbhvwkbn2ax4-git-annex-6.20180926.drv' failed
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