there is a toilet between Kompra Café and the ticket selling point. See the picture

https://www.google.com/maps/place/Kompra+Caf%C3%A9/@46.8894125,17.891249,3a,75y,90t/data=!3m8!1e2!3m6!1sAF1QipOP8fnIGeykflaGw9d6ZKEjSccMmVatImwgT0kF!2e10!3e12!6shttps:%2F%2Flh5.googleusercontent.com%2Fp%2FAF1QipOP8fnIGeykflaGw9d6ZKEjSccMmVatImwgT0kF%3Dw114-h86-k-no!7i4000!8i3000!4m7!3m6!1s0x4769bbc1ef3d293f:0x53270208182d5c25!8m2!3d46.8894026!4d17.8912173!10e5!16s%2Fg%2F11kx5v_6q1?entry=ttu&g_ep=EgoyMDI0MDkxOC4xIKXMDSoASAFQAw%3D%3D