diff --git a/tests/ioctl_dm.c b/tests/ioctl_dm.c
index f4c3c8b..a5945ae 100644
--- a/tests/ioctl_dm.c
+++ b/tests/ioctl_dm.c
@@ -40,38 +40,66 @@ main(void)
 	s.ioc.data_size = sizeof(s.ioc);
 	s.ioc.data_start = 0;
 	ioctl(-1, DM_VERSION, &s);
-	printf("ioctl(-1, DM_VERSION, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_VERSION, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	init_s();
 	s.ioc.target_count = 1;
 	s.u.ts.target_spec.sector_start = 0x10;
 	s.u.ts.target_spec.length = 0x20;
-	s.u.ts.target_spec.next = sizeof(s.u.ts.target_spec) + sizeof(s.u.ts.target_params);
+	s.u.ts.target_spec.next =
+		sizeof(s.u.ts.target_spec) + sizeof(s.u.ts.target_params);
 	strcpy(s.u.ts.target_spec.target_type, "tgt");
 	strcpy(s.u.ts.target_params, "tparams");
 	ioctl(-1, DM_TABLE_LOAD, &s);
-	printf("ioctl(-1, DM_TABLE_LOAD, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", target_count=1, flags=0, {sector_start=16, length=32, target_type=\"tgt\", string=\"tparams\"}}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_TABLE_LOAD, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", target_count=1, flags=0, {sector_start=16, "
+	       "length=32, target_type=\"tgt\", string=\"tparams\"}}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	init_s();
 	s.u.tm.target_msg.sector = 0x1234;
 	strcpy(s.u.tm.target_msg.message, "tmsg");
 	ioctl(-1, DM_TARGET_MSG, &s);
-	printf("ioctl(-1, DM_TARGET_MSG, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0, {sector=4660, message=\"tmsg\"}}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_TARGET_MSG, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0, {sector=4660, message=\"tmsg\"}}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	init_s();
 	strcpy(s.u.string, "10 20 30 40");
 	ioctl(-1, DM_DEV_SET_GEOMETRY, &s);
-	printf("ioctl(-1, DM_DEV_SET_GEOMETRY, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0, string=\"10 20 30 40\"}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_DEV_SET_GEOMETRY, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0, string=\"10 20 30 40\"}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	init_s();
 	strcpy(s.u.string, "new-name");
 	ioctl(-1, DM_DEV_RENAME, &s);
-	printf("ioctl(-1, DM_DEV_RENAME, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", event_nr=0, flags=0, string=\"new-name\"}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_DEV_RENAME, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", event_nr=0, flags=0, string=\"new-name\"}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	init_s();
 	s.ioc.target_count = -1U;
 	ioctl(-1, DM_TABLE_LOAD, &s);
-	printf("ioctl(-1, DM_TABLE_LOAD, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", target_count=4294967295, flags=0, {sector_start=0, length=0, target_type=\"\", string=\"\"}, misplaced struct dm_target_spec}, {version=4.1.2, dev=makedev(18, 52), name=\"nnn\", uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
+	printf("ioctl(-1, DM_TABLE_LOAD, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", target_count=4294967295, flags=0, "
+	       "{sector_start=0, length=0, target_type=\"\", string=\"\"}, "
+	       "misplaced struct dm_target_spec}, "
+	       "{version=4.1.2, dev=makedev(18, 52), name=\"nnn\", "
+	       "uuid=\"uuu\", flags=0}) = -1 EBADF (%m)\n");
 
 	puts("+++ exited with 0 +++");
 	return 0;
