bug#66610: potrace, po4a; guix bug, complete console output

[Olav Smorholm]

building /gnu/store/w63ra4pwqvk9ii5zf4piksf4kyddvz3p-potrace-1.16.drv...
\Backtrace:
In ice-9/eval.scm:
    155:9 19 (_ _)
    159:9 18 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#<directory (guile-u?> ?) ?) ?) 
?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?))
In ice-9/boot-9.scm:
    152:2 17 (with-fluid* _ _ _)
    152:2 16 (with-fluid* _ _ _)
In ./guix/store.scm:
  2168:24 15 (run-with-store #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bf66e6730 at ./guix/self.scm:13?> ?)
   1996:8 14 (_ #<store-connection 256.99 7f3c0bbc10a0>)
In ./guix/gexp.scm:
   299:22 13 (_ #<store-connection 256.99 7f3c0bbc10a0>)
   1180:2 12 (_ #<store-connection 256.99 7f3c0bbc10a0>)
   1046:2 11 (_ #<store-connection 256.99 7f3c0bbc10a0>)
    892:4 10 (_ #<store-connection 256.99 7f3c0bbc10a0>)
In ./guix/store.scm:
  2053:12  9 (_ #<store-connection 256.99 7f3c0bbc10a0>)
  1405:13  8 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3becda5560 at ./guix/stor?> ?)
  1405:13  7 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bdcb89240 at ./guix/stor?> ?)
  1405:13  6 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bfb1fcfa0 at ./guix/stor?> ?)
  1405:13  5 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bdeace6a0 at ./guix/stor?> ?)
  1405:13  4 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bde19d440 at ./guix/stor?> ?)
  1405:13  3 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bfa7f3940 at ./guix/stor?> ?)
   1401:5  2 (map/accumulate-builds #<store-connection 256.99 7f3c0bbc10a0> 
#<procedure 7f3bf49c2b00 at ./guix/stor?> ?)
  1417:15  1 (_ #<store-connection 256.99 7f3c0bbc10a0> 
("/gnu/store/y4cbrpv0dxsdjg8w2mb702p77xszp9p8-po4a-0.69.drv") ?)
  1417:15  0 (loop #f)

./guix/store.scm:1417:15: In procedure loop:
ERROR:
  1. &store-protocol-error:
      message: "build of 
`/gnu/store/y4cbrpv0dxsdjg8w2mb702p77xszp9p8-po4a-0.69.drv' failed"
      status: 100
guix pull: error: You found a bug: the program 
'/gnu/store/bir38i1c1nwbfkbhgprn3c9bp23q5i1w-compute-guix-derivation'
failed to compute the derivation for Guix (version: 
"7823c6504082a0cfbd98beb301e041fb8bc4e44e"; system: "x86_64-linux";
host version: "e80022ff3adde3184bed6758f604e3aa12942865"; pull-version: 1).
Please report the COMPLETE output above by email to <bug-guix@gnu.org>.