these 2 derivations will be built:
  /nix/store/cspha4rdzhj2nvj242fi53aai5p28zm8-agent-browser-0.39.1.drv
  /nix/store/ddmskmrbhjj88gmlhkj4xhninz6shq04-check-agent-browser.drv
error: timed out after 1200 seconds
error: Cannot build '/nix/store/ddmskmrbhjj88gmlhkj4xhninz6shq04-check-agent-browser.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/gyikqik70gbnl54wcxblxz2vds1qmna1-check-agent-browser