warning: 'oniguruma' is deprecated, use '(@ (gnu packages regex) oniguruma)' instead
Computing Guix derivation for 'x86_64-linux'...  
The following derivation will be built:
  /gnu/store/s2x61aj89vy6kwbkppaix37d8hjrpvag-profile.drv
The following profile hook will be built:
   /gnu/store/6j9czab1zf5jz25k71yqd5c11rb9m646-guix-package-cache.drv
building path(s) `/gnu/store/mqawhjhclgnrjyckhr8c39i78r0dsqxb-guix-package-cache'
(repl-version 0 1 1)
Generating package cache for '/gnu/store/m66i7y2l09gyn87hlvm6mif6nx0wqkyj-profile'...
WARNING: (gnu packages code): `packcc' imported from both (gnu packages c) and (gnu packages compiler-tools)
WARNING: (gnu packages chemistry): `pegtl' imported from both (gnu packages cpp) and (gnu packages compiler-tools)
WARNING: (gnu packages package-management): `pegtl' imported from both (gnu packages cpp) and (gnu packages compiler-tools)

Backtrace:
In guix/repl.scm:
    141:4 19 (machine-repl _ _)
    126:7 18 (_)
In ice-9/boot-9.scm:
  1778:15 17 (with-exception-handler #<procedure 7ffff7629180 at ice-9/boot-9.scm:1882:7 (exn)> _ #:unwind? _ #:unwind-for-type _)
  1784:12 16 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _)
In guix/repl.scm:
    99:21 15 (_)
In unknown file:
          14 (_ #<procedure list _>)
          13 (primitive-load "/gnu/store/garsgzfhhqi5rh3c2k5qhpcp3dyibd31-inferior-script.scm")
In ice-9/boot-9.scm:
  1784:12 12 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _)
In gnu/packages.scm:
   473:11 11 (generate-package-cache _)
In srfi/srfi-1.scm:
   576:18 10 (fold #<procedure expand-cache expr> _ _)
In gnu/packages.scm:
   433:37  9 (expand-cache . _)
In guix/packages.scm:
  1496:17  8 (supported-package? #<package lix@2.95.3 gnu/packages/package-management.scm:1857 7ffff17e2f20> _)
In guix/memoization.scm:
    101:0  7 (_ #<hash-table 7fffe4fb1e00 23113/28099> #<package lix@2.95.3 gnu/packages/package-management.scm:1857 7ffff17e2f20> _)
In guix/packages.scm:
  1474:39  6 (_)
  1744:16  5 (package->bag _ _ _ #:graft? _)
  1845:48  4 (thunk)
In gnu/packages/package-management.scm:
  2026:11  3 (inputs #<package lix@2.95.3 gnu/packages/package-management.scm:1857 7ffff17e2f20>)
In ice-9/boot-9.scm:
  1705:22  2 (raise-exception _ #:continuable? _)
  1831:13  1 (_ #<&compound-exception components: (#<&undefined-variable> #<&origin origin: #f> #<&message message: "Unbound variable: ~S"> #<&irritants irritants: (rust-cbindgen)> #<&exception-with-kind-and-args kind: unbound-variable args: (#f "Unbound variable: ~S" (rust-cbindgen) #f)>)>)
In unknown file:
           0 (backtrace #<undefined>)

(exception unbound-variable (value #f) (value "Unbound variable: ~S") (value (rust-cbindgen)) (value #f))
builder for `/gnu/store/6j9czab1zf5jz25k71yqd5c11rb9m646-guix-package-cache.drv' failed to produce output path `/gnu/store/mqawhjhclgnrjyckhr8c39i78r0dsqxb-guix-package-cache'
cannot build derivation `/gnu/store/s2x61aj89vy6kwbkppaix37d8hjrpvag-profile.drv': 1 dependencies couldn't be built
Backtrace:
          19 (apply-smob/0 #<thunk 7f249007d3a0>)
In ice-9/boot-9.scm:
    733:2 18 (call-with-prompt _ _ #<procedure default-prompt-handler (k proc)>)
In ice-9/eval.scm:
    619:8 17 (_ #(#(#<directory (guile-user) 7f2490080c80>)))
In cuirass/ui.scm:
   105:10 16 (run-cuirass-command _ . _)
In cuirass/scripts/evaluate.scm:
    135:7 15 (cuirass-evaluate _)
In ice-9/boot-9.scm:
  1784:12 14 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _)
In cuirass/database.scm:
   409:14 13 (_)
In cuirass/scripts/evaluate.scm:
   141:27 12 (_)
In ice-9/boot-9.scm:
  1784:12 11 (with-exception-handler _ _ #:unwind? _ #:unwind-for-type _)
In guix/store.scm:
   515:37 10 (thunk)
  1867:25  9 (run-with-store #<store-connection 256.100 7f248a37a200> _ #:guile-for-build _ #:system _ #:target _)
In cuirass/scripts/evaluate.scm:
    123:8  8 (_ _)
In guix/store.scm:
  1739:38  7 (_ #<store-connection 256.100 7f247ad57c40>)
  1272:10  6 (build-things _ _ _)
    665:0  5 (_ #<store-connection 256.100 7f247ad57c40> _ _)
   613:13  4 (process-stderr _ _)
In ice-9/boot-9.scm:
  1705:22  3 (raise-exception _ #:continuable? _)
In guix/store.scm:
   522:30  2 (_ _)
In ice-9/boot-9.scm:
  1705:22  1 (raise-exception _ #:continuable? _)
In cuirass/database.scm:
   402:30  0 (_ _)

cuirass/database.scm:402:30: ERROR:
  1. &store-protocol-error:
      message: "build of `/gnu/store/s2x61aj89vy6kwbkppaix37d8hjrpvag-profile.drv' failed"
      status: 1