diff --git a/tests/various/smtlib2_module-expected.smt2 b/tests/various/smtlib2_module-expected.smt2
deleted file mode 100644
index 494e7cda0..000000000
--- a/tests/various/smtlib2_module-expected.smt2
+++ /dev/null
@@ -1,96 +0,0 @@
-; SMT-LIBv2 description generated by Yosys $VERSION
-; yosys-smt2-module smtlib2
-(declare-sort |smtlib2_s| 0)
-(declare-fun |smtlib2_is| (|smtlib2_s|) Bool)
-(declare-fun |smtlib2#0| (|smtlib2_s|) (_ BitVec 8)) ; \a
-; yosys-smt2-input a 8
-; yosys-smt2-witness {"offset": 0, "path": ["\\a"], "smtname": "a", "smtoffset": 0, "type": "input", "width": 8}
-(define-fun |smtlib2_n a| ((state |smtlib2_s|)) (_ BitVec 8) (|smtlib2#0| state))
-(declare-fun |smtlib2#1| (|smtlib2_s|) (_ BitVec 8)) ; \b
-; yosys-smt2-input b 8
-; yosys-smt2-witness {"offset": 0, "path": ["\\b"], "smtname": "b", "smtoffset": 0, "type": "input", "width": 8}
-(define-fun |smtlib2_n b| ((state |smtlib2_s|)) (_ BitVec 8) (|smtlib2#1| state))
-; yosys-smt2-output add 8
-; yosys-smt2-witness {"offset": 0, "path": ["\\add"], "smtname": "add", "smtoffset": 0, "type": "blackbox", "width": 8}
-(define-fun |smtlib2_n add| ((state |smtlib2_s|)) (_ BitVec 8) (let (
-(|a| (|smtlib2_n a| state))
-(|b| (|smtlib2_n b| state))
-)
-(bvadd a b)
-))
-; yosys-smt2-output eq 1
-; yosys-smt2-witness {"offset": 0, "path": ["\\eq"], "smtname": "eq", "smtoffset": 0, "type": "blackbox", "width": 1}
-(define-fun |smtlib2_n eq| ((state |smtlib2_s|)) Bool (let (
-(|a| (|smtlib2_n a| state))
-(|b| (|smtlib2_n b| state))
-)
-(= a b)
-))
-; yosys-smt2-output sub 8
-; yosys-smt2-witness {"offset": 0, "path": ["\\sub"], "smtname": "sub", "smtoffset": 0, "type": "blackbox", "width": 8}
-(define-fun |smtlib2_n sub| ((state |smtlib2_s|)) (_ BitVec 8) (let (
-(|a| (|smtlib2_n a| state))
-(|b| (|smtlib2_n b| state))
-)
-(bvadd a (bvneg b))
-))
-(define-fun |smtlib2_a| ((state |smtlib2_s|)) Bool true)
-(define-fun |smtlib2_u| ((state |smtlib2_s|)) Bool true)
-(define-fun |smtlib2_i| ((state |smtlib2_s|)) Bool true)
-(define-fun |smtlib2_h| ((state |smtlib2_s|)) Bool true)
-(define-fun |smtlib2_t| ((state |smtlib2_s|) (next_state |smtlib2_s|)) Bool true) ; end of module smtlib2
-; yosys-smt2-module uut
-(declare-sort |uut_s| 0)
-(declare-fun |uut_is| (|uut_s|) Bool)
-; yosys-smt2-cell smtlib2 s
-; yosys-smt2-witness {"path": ["\\s"], "smtname": "s", "type": "cell"}
-(declare-fun |uut#0| (|uut_s|) (_ BitVec 8)) ; \add
-(declare-fun |uut#1| (|uut_s|) Bool) ; \eq
-(declare-fun |uut#2| (|uut_s|) (_ BitVec 8)) ; \sub
-(declare-fun |uut_h s| (|uut_s|) |smtlib2_s|)
-; yosys-smt2-anyconst uut#3 8 smtlib2_module.v:14.17-14.26
-; yosys-smt2-witness {"offset": 0, "path": ["\\a"], "smtname": 3, "smtoffset": 0, "type": "init", "width": 8}
-(declare-fun |uut#3| (|uut_s|) (_ BitVec 8)) ; \a
-; yosys-smt2-anyconst uut#4 8 smtlib2_module.v:14.32-14.41
-; yosys-smt2-witness {"offset": 0, "path": ["\\b"], "smtname": 4, "smtoffset": 0, "type": "init", "width": 8}
-(declare-fun |uut#4| (|uut_s|) (_ BitVec 8)) ; \b
-(define-fun |uut#5| ((state |uut_s|)) (_ BitVec 8) (bvadd (|uut#3| state) (|uut#4| state))) ; \add2
-(define-fun |uut#6| ((state |uut_s|)) Bool (= (|uut#0| state) (|uut#5| state))) ; $0$formal$smtlib2_module.v:28$1_CHECK[0:0]$9
-; yosys-smt2-assert 0 $assert$smtlib2_module.v:28$19 smtlib2_module.v:28.17-29.22
-(define-fun |uut_a 0| ((state |uut_s|)) Bool (or (|uut#6| state) (not true))) ; $assert$smtlib2_module.v:28$19
-(define-fun |uut#7| ((state |uut_s|)) (_ BitVec 8) (bvsub (|uut#3| state) (|uut#4| state))) ; \sub2
-(define-fun |uut#8| ((state |uut_s|)) Bool (= (|uut#2| state) (|uut#7| state))) ; $0$formal$smtlib2_module.v:29$2_CHECK[0:0]$11
-; yosys-smt2-assert 1 $assert$smtlib2_module.v:29$20 smtlib2_module.v:29.23-30.22
-(define-fun |uut_a 1| ((state |uut_s|)) Bool (or (|uut#8| state) (not true))) ; $assert$smtlib2_module.v:29$20
-(define-fun |uut#9| ((state |uut_s|)) Bool (= (|uut#3| state) (|uut#4| state))) ; $eq$smtlib2_module.v:31$17_Y
-(define-fun |uut#10| ((state |uut_s|)) Bool (= (ite (|uut#1| state) #b1 #b0) (ite (|uut#9| state) #b1 #b0))) ; $0$formal$smtlib2_module.v:30$3_CHECK[0:0]$13
-; yosys-smt2-assert 2 $assert$smtlib2_module.v:30$21 smtlib2_module.v:30.23-31.25
-(define-fun |uut_a 2| ((state |uut_s|)) Bool (or (|uut#10| state) (not true))) ; $assert$smtlib2_module.v:30$21
-(define-fun |uut_a| ((state |uut_s|)) Bool (and
-  (|uut_a 0| state)
-  (|uut_a 1| state)
-  (|uut_a 2| state)
-  (|smtlib2_a| (|uut_h s| state))
-))
-(define-fun |uut_u| ((state |uut_s|)) Bool
-  (|smtlib2_u| (|uut_h s| state))
-)
-(define-fun |uut_i| ((state |uut_s|)) Bool
-  (|smtlib2_i| (|uut_h s| state))
-)
-(define-fun |uut_h| ((state |uut_s|)) Bool (and
-  (= (|uut_is| state) (|smtlib2_is| (|uut_h s| state)))
-  (= (|uut#3| state) (|smtlib2_n a| (|uut_h s| state))) ; smtlib2.a
-  (= (|uut#0| state) (|smtlib2_n add| (|uut_h s| state))) ; smtlib2.add
-  (= (|uut#4| state) (|smtlib2_n b| (|uut_h s| state))) ; smtlib2.b
-  (= (|uut#1| state) (|smtlib2_n eq| (|uut_h s| state))) ; smtlib2.eq
-  (= (|uut#2| state) (|smtlib2_n sub| (|uut_h s| state))) ; smtlib2.sub
-  (|smtlib2_h| (|uut_h s| state))
-))
-(define-fun |uut_t| ((state |uut_s|) (next_state |uut_s|)) Bool (and
-  (= (|uut#4| state) (|uut#4| next_state)) ; $anyconst$5 \b
-  (= (|uut#3| state) (|uut#3| next_state)) ; $anyconst$4 \a
-  (|smtlib2_t| (|uut_h s| state) (|uut_h s| next_state))
-)) ; end of module uut
-; yosys-smt2-topmod uut
-; end of yosys output
diff --git a/tests/various/smtlib2_module.sh b/tests/various/smtlib2_module.sh
deleted file mode 100755
index a2206eea7..000000000
--- a/tests/various/smtlib2_module.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/usr/bin/env bash
-set -ex
-../../yosys -q -p 'read_verilog -formal smtlib2_module.v; prep; write_smt2 smtlib2_module.smt2'
-sed 's/; SMT-LIBv2 description generated by Yosys .*/; SMT-LIBv2 description generated by Yosys $VERSION/;s/  *$//' smtlib2_module.smt2 > smtlib2_module-filtered.smt2
-diff -au smtlib2_module-expected.smt2 smtlib2_module-filtered.smt2
diff --git a/tests/various/smtlib2_module.v b/tests/various/smtlib2_module.v
deleted file mode 100644
index 4aad86905..000000000
--- a/tests/various/smtlib2_module.v
+++ /dev/null
@@ -1,33 +0,0 @@
-(* smtlib2_module *)
-module smtlib2(a, b, add, sub, eq);
-	input [7:0] a, b;
-	(* smtlib2_comb_expr = "(bvadd a b)" *)
-	output [7:0] add;
-	(* smtlib2_comb_expr = "(bvadd a (bvneg b))" *)
-	output [7:0] sub;
-	(* smtlib2_comb_expr = "(= a b)" *)
-	output eq;
-endmodule
-
-(* top *)
-module uut;
-	wire [7:0] a = $anyconst, b = $anyconst, add, sub, add2, sub2;
-	wire eq;
-
-	assign add2 = a + b;
-	assign sub2 = a - b;
-
-	smtlib2 s (
-		.a(a),
-		.b(b),
-		.add(add),
-		.sub(sub),
-		.eq(eq)
-	);
-
-	always @* begin
-		assert(add == add2);
-		assert(sub == sub2);
-		assert(eq == (a == b));
-	end
-endmodule