The requested package jsmitty12/phpwhois No version set (parsed as 1.0.0) is satisfiable by jsmitty12/phpwhois[No version set (parsed as 1.0.0)] but these conflict with your requirements or minimum-stability.
The requested package jsmitty12/phpwhois No version set (parsed as 1.0.0) is satisfiable by jsmitty12/phpwhois[No version set (parsed as 1.0.0)] but these conflict with your requirements or minimum-stability.
Problem 2
Installation request for jsmitty12/phpwhois ^5.4.0 -> satisfiable by jsmitty12/phpwhois[v5.4.0].
roave/security-advisories dev-master conflicts with jsmitty12/phpwhois[v5.4.0].
Installation request for roave/security-advisories dev-master -> satisfiable by roave/security-advisories[dev-master].
Problem 1