Computing Guix derivation for 'x86_64-linux'...  
substitute: 
substitute: updating substitutes from 'https://guix.bordeaux.inria.fr'...   0.0%
substitute: updating substitutes from 'https://guix.bordeaux.inria.fr'...  50.0%
substitute: updating substitutes from 'https://guix.bordeaux.inria.fr'... 100.0%
substitute: 
substitute: updating substitutes from 'https://ci.guix.gnu.org'...   0.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'...  50.0%
substitute: updating substitutes from 'https://ci.guix.gnu.org'... 100.0%
The following derivations will be built:
   /gnu/store/wsn1nz8vlf0dyvlxijg8mj7a0jwga69r-profile.drv
   /gnu/store/aijcqz7q5qnyqxwmv22n25yi0i0q2b9d-guix-past.drv
   /gnu/store/kqblj39xyi90y0dwzsibp9gzkn3ab033-inferior-script.scm.drv
   /gnu/store/jnhai8kh9grr4yqd0szk39cni1rprq9v-inferior-script.scm.drv
   /gnu/store/s9wr17h0wljpg2iy8qrsl6299cqyjds1-profile.drv
The following profile hooks will be built:
   /gnu/store/a5bhsa61idcwpc6d5p5v4givv4l4fyqg-info-dir.drv
   /gnu/store/bzdfwzpa6vi8qfj1ksld1vrlnvmdxqzx-emacs-subdirs.drv
   /gnu/store/fi87i46ycv8wj11drnjwi82nps98m4a8-ca-certificate-bundle.drv
   /gnu/store/hzirrlk3f14cr5f9lmyxpcgzhlz727k7-fonts-dir.drv
   /gnu/store/k9fbpcax9hvh1fjp35a5pr7hlh72fnfs-guix-package-cache.drv
building path(s) `/gnu/store/c2vg5fg9qqafcnlrnjmp9ws3bax51gpk-inferior-script.scm'
building path(s) `/gnu/store/1wigp4xqbv4vshdjnv6sz6k4244km67m-guix-past'
(repl-version 0 1 1)
WARNING: (past packages python): `openssl-1.0' imported from both (gnu packages tls) and (past packages tls)
WARNING: (past packages web): `openssl-1.0' imported from both (past packages tls) and (gnu packages tls)
WARNING: (past packages web): `openssl-1.0' imported from both (past packages tls) and (gnu packages tls)
WARNING: (past packages python): `openssl-1.0' imported from both (gnu packages tls) and (past packages tls)
past/packages/statistics.scm:210:5: warning: possibly unbound variable `modify-inputs'
past/packages/statistics.scm:211:7: warning: possibly unbound variable `replace'
past/packages/statistics.scm:211:7: warning: possibly unbound variable `gfortran-7'
(values (value "/gnu/store/1wigp4xqbv4vshdjnv6sz6k4244km67m-guix-past/share/guile/site/3.0"))
building path(s) `/gnu/store/9rggkn2v3z6ygllgm04z344zpdz5f51i-ca-certificate-bundle'
building path(s) `/gnu/store/1p119f3icnb4p6mf2l5fqmzragws73jp-emacs-subdirs'
building path(s) `/gnu/store/y9c2m2k8xhl4v97m8dc5hzp1l07k4hs3-fonts-dir'
building path(s) `/gnu/store/inl9vhgpjcn0ajsz4ah6n351wx6a2cx4-info-dir'
building path(s) `/gnu/store/mxzch2jdjh8wkzcpdcyycdm5sl273kss-profile'
building path(s) `/gnu/store/x72y92fs5k45i67pin6wdi7rv6qjcfqn-inferior-script.scm'
building path(s) `/gnu/store/4rkvnx35m0bhfnyq9xzfy2n063nssw8h-guix-package-cache'
(repl-version 0 1 1)
Generating package cache for '/gnu/store/mxzch2jdjh8wkzcpdcyycdm5sl273kss-profile'...
WARNING: (past packages web): `openssl-1.0' imported from both (past packages tls) and (gnu packages tls)
WARNING: (past packages python): `openssl-1.0' imported from both (gnu packages tls) and (past packages tls)
guix repl: warning: ambiguous package specification `openssl@1.0'
guix repl: warning: choosing openssl@1.0.2u from gnu/packages/tls.scm:426:2
(exception unbound-variable (value #f) (value "Unbound variable: ~S") (value (modify-inputs)) (value #f))
builder for `/gnu/store/k9fbpcax9hvh1fjp35a5pr7hlh72fnfs-guix-package-cache.drv' failed to produce output path `/gnu/store/4rkvnx35m0bhfnyq9xzfy2n063nssw8h-guix-package-cache'
cannot build derivation `/gnu/store/wsn1nz8vlf0dyvlxijg8mj7a0jwga69r-profile.drv': 1 dependencies couldn't be built
Backtrace:
In ice-9/boot-9.scm:
  1752:10 12 (with-exception-handler _ _ #:unwind? _ # _)
In unknown file:
          11 (apply-smob/0 #<thunk 7fbfec2fa020>)
In ice-9/boot-9.scm:
    724:2 10 (call-with-prompt _ _ #<procedure default-prompt-handle?>)
In ice-9/eval.scm:
    619:8  9 (_ #(#(#<directory (guile-user) 7fbfec303c80>)))
In cuirass/ui.scm:
   104:10  8 (run-cuirass-command _ . _)
In cuirass/scripts/evaluate.scm:
   107:27  7 (cuirass-evaluate _)
In ice-9/boot-9.scm:
  1752:10  6 (with-exception-handler _ _ #:unwind? _ # _)
In guix/store.scm:
   658:37  5 (thunk)
  2123:24  4 (run-with-store #<store-connection 256.99 7fbfe3f373c0> ?)
In cuirass/scripts/evaluate.scm:
     89:8  3 (_ _)
In guix/store.scm:
  1995:38  2 (_ #<store-connection 256.99 7fbfc13ead20>)
  1421:15  1 (_ #<store-connection 256.99 7fbfc13ead20> _ _)
In ice-9/boot-9.scm:
  1685:16  0 (raise-exception _ #:continuable? _)

ice-9/boot-9.scm:1685:16: In procedure raise-exception:
ERROR:
  1. &store-protocol-error:
      message: "build of `/gnu/store/wsn1nz8vlf0dyvlxijg8mj7a0jwga69r-profile.drv' failed"
      status: 1