these 4 derivations will be built:
  /nix/store/b91brhxkrdxkgg2gw87wssrax618f9ns-restrict-message.drv
  /nix/store/4vqd3lpa1kx8y44gx6iz50s1fj6dbkgv-koboredux-0.7.5.1-Linux.tar.bz2.drv
  /nix/store/qmwf83xv6y1d2wxapkb9iq1jh89ymcsn-audiality2-1.9.4.drv
  /nix/store/i7wwa2n4rn59bhz6h9xk35x2inwksbk1-koboredux-0.7.5.1.drv
these 8 paths will be fetched (3.5 MiB download, 16.6 MiB unpacked):
  /nix/store/7g9px266rvha7zr5wqg28gmg06kwqiwg-ffado-2.4.3
  /nix/store/vfqgwby9xy12k8lr2d4jx1jsaz321nyx-glibmm-2.66.5
  /nix/store/dz356nqk0qm4s73afwbjs16h3xilmkjg-jack2-1.9.19
  /nix/store/n2qgvrgvl3qn2sw3sjgmhz890n271m0b-libconfig-1.7.3
  /nix/store/qcjl51dp386dpyp860qz0b8gczqfz532-libsamplerate-0.1.9
  /nix/store/nsk32h3kyqrv6aq5b04hl0d96540bd8r-libsigc++-2.10.8
  /nix/store/d4lbgvx6i7jq3lf6sqj40l9l1grcap7k-libxml++-3.0.1
  /nix/store/fmx9afh56a7f9kck81186lrnjrpvsml6-source
error: Cannot build '/nix/store/4a659smp9xr3kc6fqnifzkasq5cyfr15-koboredux-0.7.5.1-Linux.tar.bz2.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/80xh7zyw9iq6y7wssgnvqklnki5y6jqn-koboredux-0.7.5.1-Linux.tar.bz2
       Last 15 log lines:
       >
       > ***
       > Please purchase the game on https://olofson.itch.io/kobo-redux
       > and download the Linux build.
       >
       > Once you have downloaded the file, please use the following command
       > and re-run the installation:
       >
       > nix-prefetch-url file://$PWD/koboredux-0.7.5.1-Linux.tar.bz2
       >
       > Alternatively, install the "koboredux-free" package, which replaces the
       > proprietary assets with a placeholder theme.
       >
       > ***
       >
       For full logs, run:
         nix log /nix/store/4a659smp9xr3kc6fqnifzkasq5cyfr15-koboredux-0.7.5.1-Linux.tar.bz2.drv
error: build of resolved derivation '/nix/store/4a659smp9xr3kc6fqnifzkasq5cyfr15-koboredux-0.7.5.1-Linux.tar.bz2.drv' failed
error: Cannot build '/nix/store/i7wwa2n4rn59bhz6h9xk35x2inwksbk1-koboredux-0.7.5.1.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/q0jx87r5wpnsjazjkdk0rifp7m5d4h7f-koboredux-0.7.5.1