2012-1-1\n
Fatal error: Uncaught TypeError: date(): Argument #2 ($timestamp) must be of type ?int, string given in /in/8KZ2G:7
Stack trace:
#0 /in/8KZ2G(7): date('Y-m-d', '2012-1-1')
#1 {main}
thrown in /in/8KZ2G on line 7
Process exited with code 255.