## Summary
<!--Explain briefly what goes wrong and explain why you believe this is a bug and not the intended behavior of SQLite (if it is not a crash).-->**No review yet**

## Minimized query

```sql
ATTACH DATABASE ':memory:' AS aux20;
PRAGMA table_list("users");
.nullvalue exp(2)32327d3-536b-41de-a764-a6301986aeab
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;
.stats vmstep
PRAGMA full_column_names = NO;
PRAGMA cache_spill = TRUE;
PRAGMA writable_schema = YES;
.timeout
CREATE VIRTUAL TABLE t0 USING fts4("x", "y", "z");
DROP TABLE t0;

VACUUM;
DETACH DATABASE aux20;
```

## Actual output

```sql
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 33
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 3
VM-steps: 4
VM-steps: 31
VM-steps: 38
VM-steps: 3
VM-steps: 7
```

## Expectation

```sql
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 33
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 5
VM-steps: 4
VM-steps: 5
VM-steps: 31
VM-steps: 38
VM-steps: 4
VM-steps: 8
```

## Flag

```
-memtrace
```

