Fix arg order in Fluct

src/fluct.jl

@@ -1,9 +1,10 @@
 struct Fluct
     cons::Dictionary{Int, Float64}
     vars::Dictionary{Int, Float64}
+    Fluct(cons, vars) = new(zeros(cons), zeros(vars))
 end
 
-Fluct(cons, vars) = Fluct(zeros(cons), zeros(vars))
+
 
 function reset!(fluct)
     zeros! = d -> foreach(k -> set!(d, k, 0.0), keys(d))
@@ -12,11 +13,11 @@ function reset!(fluct)
 end
 
 function copy_to!(fluct, cons, vars)
-    foreach(k -> set!(fluct.cons, k, cons[k]), cons)
-    foreach(k -> set!(fluct.vars, k, vars[k]), vars)
+    foreach(k -> set!(fluct.cons, k, cons[k]), keys(cons))
+    foreach(k -> set!(fluct.vars, k, vars[k]), keys(vars))
 end
 
 function copy_from!(fluct, cons, vars)
-    foreach(k -> set!(cons, k, fluct.cons[k]), cons)
-    foreach(k -> set!(vars, k, fluct.vars[k]), vars)
-end
+    foreach(k -> set!(cons, k, fluct.cons[k]), keys(cons))
+    foreach(k -> set!(vars, k, fluct.vars[k]), keys(vars))
+end

src/solver.jl

@@ -289,7 +289,7 @@ function _move!(s, x::Int, dim::Int=0)
     best_values = [begin old_v = _value(s, x) end]; best_swap = [x]
     tabu = true # unless proved otherwise, this variable is now tabu
     best_cost = old_cost = get_error(s)
-    copy_to!(s.state.fluct, _vars_costs(s), _cons_costs(s))
+    copy_to!(s.state.fluct, _cons_costs(s), _vars_costs(s))
     for v in _neighbours(s, x, dim)
         dim == 0 && v == old_v && continue
         dim == 0 ? _value!(s, x, v) : _swap_value!(s, x, v)
@@ -315,7 +315,7 @@ function _move!(s, x::Int, dim::Int=0)
             return best_values, best_swap, tabu
         end
 
-        copy_from!(s.state.fluct, _vars_costs(s), _cons_costs(s))
+        copy_from!(s.state.fluct, _cons_costs(s), _vars_costs(s))
         set_error!(s, old_cost)
 
         # swap/change back the value of x (and y/)