Trouble reproducing compilation error

[Xinok via Digitalmars-d-learn]

This is the full compiler output:

combsort.d(90): Error: template D main.pred cannot deduce
function from argument
   types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(81): Error: template instance
combsort.combSortLinear!(pred, uint[])
   error instantiating
combsort.d(135): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
combsort.d(151): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(82): Error: template instance
combsort.combSortGallop!(pred, uint[])
   error instantiating
forwardsort.d(218): Error: template D main.pred cannot deduce
function from argu
ment types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
forwardsort.d(138): Error: template D main.pred cannot deduce
function from argu
ment types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
forwardsort.d(52): Error: template D main.pred cannot deduce
function from argum
ent types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(84): Error: template instance
forwardsort.forwardSort!(pred, uint[])
   error instantiating
heapsort.d(119): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
heapsort.d(102): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(99): Error: template instance
heapsort.heapSort!(pred, false, uint[]
) error instantiating
heapsort.d(119): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
heapsort.d(102): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(101): Error: template instance
heapsort.heapSort!(pred, true, uint[]
) error instantiating
heapsort.d(221): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(103): Error: template instance
heapsort.bottomUpHeapSort!(pred, fals
e, uint[]) error instantiating
heapsort.d(221): Error: template D main.pred cannot deduce
function from argumen
t types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(104): Error: template instance
heapsort.bottomUpHeapSort!(pred, true
, uint[]) error instantiating
insertionsort.d(45): Error: template D main.pred cannot deduce
function from arg
ument types !()(uint, uint), candidates are:
benchsort.d(37):        benchsort.main.pred(T)(T a, T b)
benchsort.d(108): Error: template instance
insertionsort.insertionSort!(pred, ui
nt[]) error instantiating