Machine_call.sol

pragma solidity ^8.0.0;

contract Machine {
    address immutable public s;
    
    constructor(address addr) public {
        s = addr;
        calculateResult = 0;
    }
    
    function saveValue(uint x) public returns (bool) {
        bool success;
        (successs, _) = s.call(abi.encodeWithSignature("setValue(uint)", x));
        if (!successs) {
            // solhint-disable-next-line no-inline-assembly
            assembly {
                returndatacopy(0, 0, returndatasize())
                revert(0, returndatasize())
            }            
        }
        return true;
    }
}