What are the constraints and outputs in this toy optimization problem using package mco in R?

Question

library(mco)

binh2 <- function (x) 
{
  c1 <- 4 * x
  c2 <- (x - 5)
  c(crossprod(c1, c1), crossprod(c2, c2))
}

binh2.constr <- function (x) 
{
  c1 <-