bug#73377: apparent 'bug' /error

[Peri Didaskalou]

    pfd@FoodCons4:~>
        guix pull
      
      Updating channel 'guix' from Git repository at
      'https://git.savannah.gnu.org/git/guix.git'...
      
      Authenticating channel 'guix', commits 9edb3f6 to 6ea75bb (55 new
      commits)...
      
      Building from this channel:
      
       guix      https://git.savannah.gnu.org/git/guix.git   6ea75bb
      
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      building
/gnu/store/8isdkksaf2gf3s6c0i7kjbivdmqchnjy-compute-guix-derivation.drv...
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      -substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      substitute: updating substitutes from 'https://ci.guix.gnu.org'...
      100.0%
      
      substitute: updating substitutes from
      'https://bordeaux.guix.gnu.org'... 100.0%
      
      graphviz-minimal-7.0.1-doc  971KiB
                                                                                                                                                                                               34.7MiB/s
      00:00 ▕██████████████████▏ 100.0%
      
      -guix substitute: warning: while fetching
      https://ci.guix.gnu.org/nar/lzip/mzfkrxd4w8vqrmyrx169wj8wyw7r8i37-bash:
      server is somewhat slow
      
      guix substitute: warning: try `--no-substitutes' if the problem
      persists
      
      Backtrace:
      
      In ice-9/boot-9.scm:
      
       1752:10 19 (with-exception-handler _ _ #:unwind? _ # _)
      
      In unknown file:
      
               18 (apply-smob/0 #<thunk 7f164e9162e0>)
      
      In ice-9/boot-9.scm:
      
         724:2 17 (call-with-prompt _ _ #<procedure
      default-prompt-handle?>)
      
      In ice-9/eval.scm:
      
         619:8 16 (_ #(#(#<directory (guile-user) 7f164e91bc80>)))
      
      In guix/ui.scm:
      
        2275:7 15 (run-guix . _)
      
       2238:10 14 (run-guix-command _ . _)
      
      In ice-9/boot-9.scm:
      
       1752:10 13 (with-exception-handler _ _ #:unwind? _ # _)
      
       1752:10 12 (with-exception-handler _ _ #:unwind? _ # _)
      
      In guix/scripts/substitute.scm:
      
        856:15 11 (_)
      
         650:2 10 (process-substitution _ _ _ #:cache-urls _ #:acl _ # _
      # ?)
      
      In ice-9/boot-9.scm:
      
       1752:10  9 (with-exception-handler _ _ #:unwind? _ # _)
      
      In guix/scripts/substitute.scm:
      
         467:7  8 (download-nar #<<narinfo> path:
      "/gnu/store/mzfkrxd4w8?> ?)
      
      In ice-9/boot-9.scm:
      
       1747:15  7 (with-exception-handler #<procedure 7f164e9ffa80 at
      ic?> ?)
      
       1685:16  6 (raise-exception _ #:continuable? _)
      
       1683:16  5 (raise-exception _ #:continuable? _)
      
       1685:16  4 (raise-exception _ #:continuable? _)
      
       1780:13  3 (_ #<&compound-exception components:
      (#<&error> #<&irri?>)
      
       1685:16  2 (raise-exception _ #:continuable? _)
      
       1683:16  1 (raise-exception _ #:continuable? _)
      
       1685:16  0 (raise-exception _ #:continuable? _)
      
      
      ice-9/boot-9.scm:1685:16: In procedure raise-exception:
      
      ERROR:
      
       1. &http-get-error:
      
           uri: #<<uri> scheme: https userinfo: #f host:
      "ci.guix.gnu.org" port: #f path:
      "/nar/lzip/mzfkrxd4w8vqrmyrx169wj8wyw7r8i37-bash" query: #f
      fragment: #f>
      
           code: 504
      
           reason: "Gateway Time-out"
      
      Backtrace:
      
               17 (primitive-load
      "/gnu/store/wgjfic7h24szx3dpp42xfsabv7q6fz20-compute-guix-derivation")
      
      In ice-9/eval.scm:
      
         155:9 16 (_ _)
      
         159:9 15 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#<directory
      (guile-u?> ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?))
      
      In ice-9/boot-9.scm:
      
         152:2 14 (with-fluid* _ _ _)
      
         152:2 13 (with-fluid* _ _ _)
      
      In guix/store.scm:
      
       2210:24 12 (run-with-store #<store-connection 256.99
      7f02941940a0> #<procedure 7f027c085730 at
      guix/self.scm:1365?> ?)
      
        2038:8 11 (_ #<store-connection 256.99 7f02941940a0>)
      
      In guix/gexp.scm:
      
        300:22 10 (_ #<store-connection 256.99 7f02941940a0>)
      
        1218:2  9 (_ #<store-connection 256.99 7f02941940a0>)
      
        1085:2  8 (_ #<store-connection 256.99 7f02941940a0>)
      
         926:4  7 (_ #<store-connection 256.99 7f02941940a0>)
      
      In guix/store.scm:
      
       2095:12  6 (_ #<store-connection 256.99 7f02941940a0>)
      
        1433:5  5 (map/accumulate-builds #<store-connection 256.99
      7f02941940a0> #<procedure 7f0285c82ac0 at guix/store.?>
      ?)
      
       1449:15  4 (_ #<store-connection 256.99 7f02941940a0>
      ("/gnu/store/a5893a538104sw14mkyhczfvml1vlz7c-guix-daemo?" ?) ?)
      
       1449:15  3 (loop #f)
      
        746:11  2 (process-stderr #<store-connection 256.99
      7f02941940a0> _)
      
      \In guix/serialization.scm:
      
        101:11  1 (read-int #<input-output: file 10>)
      
          79:6  0 (get-bytevector-n* #<input-output: file 10> 8)
      
      
      guix/serialization.scm:79:6: In procedure get-bytevector-n*:
      
      ERROR:
      
       1. &nar-error:
      
           file: #f
      
           port: #<input-output: file 10>
      
      guix pull: error:
      You
        found a bug: the program
        '/gnu/store/wgjfic7h24szx3dpp42xfsabv7q6fz20-compute-guix-derivation'
      
      failed to compute the derivation for Guix (version:
      "6ea75bb9bcc52521f0bb3f121799745fdc17f1c9"; system:
      "x86_64-linux";
      
      host version: "871a744e976a70480b8f2040400b00e9bd5a7a79";
      pull-version: 1).
      
      Please report the COMPLETE output above by email to
      <bug-guix@gnu.org>.