varnish.service - Varnish HTTP accelerator
   Loaded: loaded (/lib/systemd/system/varnish.service; enabled; vendor preset: enabled)
  Drop-In: /etc/systemd/system/varnish.service.d
           └─override.conf
   Active: failed (Result: exit-code) since Wed 2019-02-06 13:43:16 GMT; 4s ago
     Docs: https://www.varnish-cache.org/docs/4.1/
           man:varnishd
  Process: 3453 ExecStart=/usr/sbin/varnishd -j none -F -a :80 -T localhost:6082 -f /etc/varnish/default.vcl -S /etc/varnish/secret -s malloc,1024m (code=exited, status=2)
 Main PID: 3453 (code=exited, status=2)

Feb 06 13:43:16 varnish varnishd[3453]: Message from VCC-compiler:
Feb 06 13:43:16 varnish varnishd[3453]: Expression has type DURATION, expected BOOL
Feb 06 13:43:16 varnish varnishd[3453]: ('/etc/varnish/default.vcl' Line 268 Pos 17) -- ('/etc/varnish/default.vcl' Line 268 Pos 23)
Feb 06 13:43:16 varnish varnishd[3453]:             if (obj.ttl) {
Feb 06 13:43:16 varnish varnishd[3453]: ----------------#######---
Feb 06 13:43:16 varnish varnishd[3453]: Running VCC-compiler failed, exited with 2
Feb 06 13:43:16 varnish varnishd[3453]: VCL compilation failed
Feb 06 13:43:16 varnish systemd[1]: varnish.service: Main process exited, code=exited, status=2/INVALIDARGUMENT
Feb 06 13:43:16 varnish systemd[1]: varnish.service: Unit entered failed state.
Feb 06 13:43:16 varnish systemd[1]: varnish.service: Failed with result 'exit-code'.