error: reached the recursion limit while instantiating `test::>>>>>` --> $DIR/recursion.rs:18:11 | LL | _ => {test (n-1, i+1, Cons {head:2*i+1, tail:first}, Cons{head:i*i, tail:second})} | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | note: `test` defined here --> $DIR/recursion.rs:16:1 | LL | fn test (n:isize, i:isize, first:T, second:T) ->isize { | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ = note: the full type name has been written to '$TEST_BUILD_DIR/recursion/recursion/recursion.long-type.txt' error: aborting due to previous error