vlib/v/checker/tests/mut_arg.vv:1:10: notice: unused parameter: `par`
    1 | fn f(mut par []int) {
      |          ~~~
    2 | }
    3 |
vlib/v/checker/tests/mut_arg.vv:4:6: notice: unused parameter: `par`
    2 | }
    3 | 
    4 | fn g(par []int) {
      |      ~~~
    5 | }
    6 |
vlib/v/checker/tests/mut_arg.vv:7:3: warning: automatic referencing/dereferencing is deprecated and will be removed soon (got: 0 references, expected: 1 references)
    5 | }
    6 | 
    7 | f([3, 4])
      |   ~~~~~~
    8 | mut a := [1, 2]
    9 | f(a)
vlib/v/checker/tests/mut_arg.vv:9:3: warning: automatic referencing/dereferencing is deprecated and will be removed soon (got: 0 references, expected: 1 references)
    7 | f([3, 4])
    8 | mut a := [1, 2]
    9 | f(a)
      |   ^
   10 | 
   11 | g(mut [3, 4])
vlib/v/checker/tests/mut_arg.vv:7:3: error: function `f` parameter `par` is `mut`, so use `mut [3, 4]` instead
    5 | }
    6 | 
    7 | f([3, 4])
      |   ~~~~~~
    8 | mut a := [1, 2]
    9 | f(a)
vlib/v/checker/tests/mut_arg.vv:7:3: error: cannot use `[]int` as `&[]int` in argument 1 to `f`
    5 | }
    6 | 
    7 | f([3, 4])
      |   ~~~~~~
    8 | mut a := [1, 2]
    9 | f(a)
vlib/v/checker/tests/mut_arg.vv:9:3: error: function `f` parameter `par` is `mut`, so use `mut a` instead
    7 | f([3, 4])
    8 | mut a := [1, 2]
    9 | f(a)
      |   ^
   10 | 
   11 | g(mut [3, 4])
vlib/v/checker/tests/mut_arg.vv:9:3: error: cannot use `[]int` as `&[]int` in argument 1 to `f`
    7 | f([3, 4])
    8 | mut a := [1, 2]
    9 | f(a)
      |   ^
   10 | 
   11 | g(mut [3, 4])
vlib/v/checker/tests/mut_arg.vv:11:7: error: array literal can not be modified
    9 | f(a)
   10 | 
   11 | g(mut [3, 4])
      |       ~~~~~~
   12 | g(mut a)
vlib/v/checker/tests/mut_arg.vv:11:7: error: cannot pass expression as `mut`
    9 | f(a)
   10 | 
   11 | g(mut [3, 4])
      |       ~~~~~~
   12 | g(mut a)
vlib/v/checker/tests/mut_arg.vv:11:7: error: `g` parameter `par` is not `mut`, `mut` is not needed`
    9 | f(a)
   10 | 
   11 | g(mut [3, 4])
      |       ~~~~~~
   12 | g(mut a)
vlib/v/checker/tests/mut_arg.vv:12:7: error: `g` parameter `par` is not `mut`, `mut` is not needed`
   10 | 
   11 | g(mut [3, 4])
   12 | g(mut a)
      |       ^