apparent 'bug' /error

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

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>.