test.check error

Uncaught Error: function cljs$core$map(var_args){
var G__11166 = arguments.length;
switch (G__11166) {
case 1:
return cljs.core.map.cljs$core$IFn$_invoke$arity$1((arguments[(0)]));

break;
case 2:
return cljs.core.map.cljs$core$IFn$_invoke$arity$2((arguments[(0)]),(arguments[(1)]));

break;
case 3:
return cljs.core.map.cljs$core$IFn$_invoke$arity$3((arguments[(0)]),(arguments[(1)]),(arguments[(2)]));

break;
case 4:
return cljs.core.map.cljs$core$IFn$_invoke$arity$4((arguments[(0)]),(arguments[(1)]),(arguments[(2)]),(arguments[(3)]));

break;
default:
var args_arr__8850__auto__ = [];
var len__8831__auto___11179 = arguments.length;
var i__8832__auto___11180 = (0);
while(true){
if((i__8832__auto___11180 < len__8831__auto___11179)){
args_arr__8850__auto__.push((arguments[i__8832__auto___11180]));

var G__11181 = (i__8832__auto___11180 + (1));
i__8832__auto___11180 = G__11181;
continue;
} else {
}
break;
}

var argseq__8851__auto__ = (new cljs.core.IndexedSeq(args_arr__8850__auto__.slice((4)),(0),null));
return cljs.core.map.cljs$core$IFn$_invoke$arity$variadic((arguments[(0)]),(arguments[(1)]),(arguments[(2)]),(arguments[(3)]),argseq__8851__auto__);

}
} is not ISeqable
    at Object.cljs$core$seq [as seq] (core.cljs:1223)
    at cljs$core$keys (core.cljs:8906)
    at do_stack$main_test$keys_from (main_test.cljs:101)
    at main_test.cljs:107