these 2 derivations will be built:
  /nix/store/dp1r0fwzz92gby28n9gzym457jpd4996-notmuch-0.40.drv
  /nix/store/1nmmrbyp3r0xakgqc61ssw4m2wlrl2db-email-sync.drv
error: timed out after 1200 seconds
error: Cannot build '/nix/store/1nmmrbyp3r0xakgqc61ssw4m2wlrl2db-email-sync.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/qq2l1r19xsl2d53s7hcy528kfpsq9h7h-email-sync