Mismatch between actual and expected values

Effect.runPromise(
  Effect.gen(function* (_) {
    const range = ReadonlyArray.range(1, 1e4)
    const stream = Stream.fromIterable(range)
    const it = yield* _(
      Stream.runCollect(stream),
      Effect.map(ReadonlyArray.fromIterable)
    )
    yield* _(
      Console.log({
        actual: it.length,
        expected: range.length,
      })
    )
  })
)

Effect.runPromise(
  Effect.gen(function* (_) {
    const range = ReadonlyArray.range(1, 1e4)
    const stream = Stream.fromIterable(range)
    const it = yield* _(
      Stream.runCollect(stream),
      Effect.map(ReadonlyArray.fromIterable)
    )
    yield* _(
      Console.log({
        actual: it.length,
        expected: range.length,
      })
    )
  })
)