[root@FAT00401629 ~]# guix pull
Updating channel 'guix' from Git repository at 'https://mirror.sjtu.edu.cn/git/guix.git'...
Authenticating channel 'guix', commits 9edb3f6 to baeff7f (3 new commits)...
guix pull: warning: pulled channel 'guix' from a mirror of https://git.savannah.gnu.org/git/guix.git, which might be stale
Building from this channel:
  guix      https://mirror.sjtu.edu.cn/git/guix.git     baeff7f
substitute: updating substitutes from 'https://mirror.sjtu.edu.cn/guix/'... 100.0%
substitute: updating substitutes from 'https://mirror.sjtu.edu.cn/guix/'... 100.0%
substitute: updating substitutes from 'https://mirror.sjtu.edu.cn/guix/'... 100.0%
building /gnu/store/al0d6f30wj4f4w68v2gqdkb367v75f4x-config.scm.drv...
building /gnu/store/60h4f5jy7x05bgwjxp41gg5wsypaixn6-git.scm.drv...
building /gnu/store/n5w7gbkyyiav73f9yypafvw2n6z5jq8n-hash.scm.drv...
building /gnu/store/5aljj3l7c0n2ijm2141sxsfwfcih63v8-module-import.drv...
building /gnu/store/c7ci5agcmm3cqrjzz2q1kdjmfajnyzv2-module-import.drv...
building /gnu/store/17wjyh9bg4p16vwcpxip26glsxmj5ljd-module-import-compiled.drv...
building /gnu/store/z2zhhq4j7driv10dx33c75m46vi9w46l-module-import-compiled.drv...
building /gnu/store/7dmfdwzd1yq3jgqm6yxryxqfyh4pzscb-compute-guix-derivation.drv...
Computing Guix derivation for 'x86_64-linux'... \^[^-Backtrace:
          16 (primitive-load "/gnu/store/2vsp3pmvd5abik6lv780b3v82vdyfji9-compute-guix-derivation")
In ice-9/eval.scm:
    155:9 15 (_ _)
    159:9 14 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#<directory (guile-u?> ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?))
In ice-9/boot-9.scm:
    152:2 13 (with-fluid* _ _ _)
    152:2 12 (with-fluid* _ _ _)
In ./guix/store.scm:
  2180:24 11 (run-with-store #<store-connection 256.99 7f2860f02140> #<procedure 7f285058e5f0 at ./guix/self.scm:13?> ?)
In ./guix/self.scm:
   1354:2 10 (_ #<store-connection 256.99 7f2860f02140>)
In ./guix/packages.scm:
  2035:17  9 (_ #<store-connection 256.99 7f2860f02140>)
In ./guix/store.scm:
  2180:24  8 (run-with-store #<store-connection 256.99 7f2860f02140> #<procedure 7f2850620ac0 at ./guix/store.scm:2?> ?)
   2008:8  7 (_ #<store-connection 256.99 7f2860f02140>)
  2052:38  6 (_ #<store-connection 256.99 7f28503beb40>)
In ./guix/grafts.scm:
   325:16  5 (graft-derivation #<store-connection 256.99 7f28503beb40> #<derivation /gnu/store/frj7wg0fkyygl6xr6ckn?> ?)
    287:4  4 (_ #<vlist ()>)
    175:4  3 (non-self-references #<store-connection 256.99 7f28503beb40> #<derivation /gnu/store/frj7wg0fkyygl6xr6?> ?)
   177:20  2 (_ #t)
In ./guix/store.scm:
  1419:15  1 (_ #<store-connection 256.99 7f28503beb40> ("/gnu/store/frj7wg0fkyygl6xr6cknl6x5fvc4zdqa-guile-3.0.9.?") ?)
  1419:15  0 (loop #f)

./guix/store.scm:1419:15: In procedure loop:
ERROR:
  1. &store-protocol-error:
      message: "`/gnu/store/5kj8lyybjrdl7xd0fx9g9vzkz8sklqsy-guix-1.4.0/bin/guix substitute' died unexpectedly"
      status: 1
guix pull: error: You found a bug: the program '/gnu/store/2vsp3pmvd5abik6lv780b3v82vdyfji9-compute-guix-derivation'
failed to compute the derivation for Guix (version: "baeff7f546d700ae4f0c873bd0fce0ca84bebd21"; system: "x86_64-linux";
host version: "1.4.0"; pull-version: 1).
Please report the COMPLETE output above by email to <bug-guix@gnu.org>.