error[E0061]: this function takes 1 argument but 2 arguments were supplied
  --> $DIR/wrong_argument_ice.rs:11:18
   |
LL |         self.acc.push_back(self.current_provides, self.current_requires);
   |                  ^^^^^^^^^
   |
note: associated function defined here
  --> $SRC_DIR/alloc/src/collections/vec_deque/mod.rs:LL:COL
   |
LL |     pub fn push_back(&mut self, value: T) {
   |            ^^^^^^^^^
help: wrap these arguments in parentheses to construct a tuple
   |
LL |         self.acc.push_back((self.current_provides, self.current_requires));
   |                            +                                            +

error: aborting due to previous error

For more information about this error, try `rustc --explain E0061`.