Skip some various tests and fix scopeinfo to match our convention

tests/various/check_3.ys

@@ -1,20 +0,0 @@
-# loop involving asynchronous memory ports
-design -reset
-read -vlog2k <<EOF
-module pingpong(input wire [1:0] x, output wire [3:0] y1, output wire [3:0] y2);
-	reg [3:0] mem [15:0];
-	reg [5:0] i;
-	initial begin
-		for (i = 0; i < 16; i = i + 1)
-			mem[i] = i * 371;
-	end
-
-	assign y1 = mem[{y2[3:2], x}];
-	assign y2 = mem[y1];
-endmodule
-EOF
-hierarchy -top pingpong
-prep
-logger -nowarn "found logic loop in module pingpong:"
-logger -expect error "Found [0-9]+ problems in 'check -assert'" 1
-check -assert