Sorry if this is a duplicate or has already been fixed in a more recent commit.

/builder for `/gnu/store/mw6ax0gk33gh082anrdrxp2flrbskxv6-openssl-1.1.1n.drv' failed with exit code 1
build of /gnu/store/mw6ax0gk33gh082anrdrxp2flrbskxv6-openssl-1.1.1n.drv failed
View build log at '/var/log/guix/drvs/mw/6ax0gk33gh082anrdrxp2flrbskxv6-openssl-1.1.1n.drv.gz'.
cannot build derivation `/gnu/store/236k6ncjl0nf7bqv4j0hni8i4yib3la4-git-minimal-2.36.0.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/gd577lh9007s0687m56fn65n8hrsjiqf-mallard-ducktype-1.0.2-checkout.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/rvj5bx06w2kjlxm3fg5p88dkxb6n8v9p-openjpeg-data-2020.11.30-checkout.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/00p96drllzndfp7zr63y26n1d64bdjwl-mallard-ducktype-1.0.2.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/kz4g88f4jv0w75qibq74q5lmpkgpl894-openjpeg-data-2020.11.30.drv': 1 dependencies couldn't be built
cannot build derivation `/gnu/store/izf75k3gvz0x6399qiks1drps445ykpg-openjpeg-2.4.0.drv': 1 dependencies couldn't be built
Backtrace:
          14 (primitive-load "/gnu/store/wkw084zcvkyj53acs1gkchnvp0m7bvbl-compute-guix-derivation")
In ice-9/eval.scm:
    155:9 13 (_ _)
    159:9 12 (_ #(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#(#<directory (guile-u?> ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?) ?))
In ice-9/boot-9.scm:
    152:2 11 (with-fluid* _ _ _)
    152:2 10 (with-fluid* _ _ _)
In ./guix/store.scm:
  2129:24  9 (run-with-store #<store-connection 256.99 7fbb6af39140> #<procedure 7fbb55577a50 at ./guix/self.scm:12?> ?)
   1966:8  8 (_ #<store-connection 256.99 7fbb6af39140>)
In ./guix/gexp.scm:
   300:22  7 (_ #<store-connection 256.99 7fbb6af39140>)
   1181:2  6 (_ #<store-connection 256.99 7fbb6a984690>)
   1047:2  5 (_ #<store-connection 256.99 7fbb6a984690>)
    893:4  4 (_ #<store-connection 256.99 7fbb6a984690>)
In ./guix/store.scm:
  2014:12  3 (_ #<store-connection 256.99 7fbb6a984690>)
   1406:5  2 (map/accumulate-builds #<store-connection 256.99 7fbb6a984690> #<procedure 7fbb5d369580 at ./guix/stor?> ?)
  1421:15  1 (_ #<store-connection 256.99 7fbb6a984690> ("/gnu/store/gcvv1i5shqmkd6x1pjwjdrvr7z4lb5ss-guile-ssh-?" ?) ?)
  1421:15  0 (loop #f)

./guix/store.scm:1421:15: In procedure loop:
ERROR:
  1. &store-protocol-error:
      message: "build of `/gnu/store/gwqx9mq7ll5ic97zvz22j9irlx2922wx-graphviz-2.49.0.drv' failed"
      status: 100
guix pull: error: You found a bug: the program '/gnu/store/wkw084zcvkyj53acs1gkchnvp0m7bvbl-compute-guix-derivation'
failed to compute the derivation for Guix (version: "998eda3067c7d21e0d9bb3310d2f5a14b8f1c681"; system: "x86_64-linux";
host version: "1.3.0.18313-998eda"; pull-version: 1).

- Sjors