test_timestamp_naive of test_datetime fails on android API 24:

generic_x86_64:/data/local/tmp/python $ python -m test -v test_datetime -m test_timestamp_naive
== CPython 3.9.0a0 (heads/abifa-dirty:cf805c25e6, Nov 18 2019, 16:40:26) [Clang 8.0.2 (https://android.googlesource.com/toolchain/clang 40173bab62ec7462
== Linux-3.10.0+-x86_64-with-libc little-endian
== cwd: /data/local/tmp/python/tmp/test_python_2606
== CPU count: 2
== encodings: locale=UTF-8, FS=utf-8
0:00:00 Run tests sequentially
0:00:00 [1/1] test_datetime
test_timestamp_naive (test.datetimetester.TestDateTime_Pure) ... FAIL
test_timestamp_naive (test.datetimetester.TestDateTimeTZ_Pure) ... FAIL
test_timestamp_naive (test.datetimetester.TestSubclassDateTime_Pure) ... FAIL
test_timestamp_naive (test.datetimetester.TestDateTime_Fast) ... FAIL
test_timestamp_naive (test.datetimetester.TestDateTimeTZ_Fast) ... FAIL
test_timestamp_naive (test.datetimetester.TestSubclassDateTime_Fast) ... FAIL

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestDateTime_Pure)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_n
aive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestDateTimeTZ_Pure)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_n
aive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestSubclassDateTime_Pure)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_n
aive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestDateTime_Fast)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_n
aive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestDateTimeTZ_Fast)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_naive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

======================================================================
FAIL: test_timestamp_naive (test.datetimetester.TestSubclassDateTime_Fast)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/data/local/tmp/python/lib/python3.9/test/support/__init__.py", line 1833, in inner
    return func(*args, **kwds)
  File "/data/local/tmp/python/lib/python3.9/test/datetimetester.py", line 2367, in test_timestamp_naive
    self.assertEqual(t.timestamp(), 18000.0)
AssertionError: 14400.0 != 18000.0

----------------------------------------------------------------------

Ran 6 tests in 0.026s

FAILED (failures=6)
test test_datetime failed
test_datetime failed

== Tests result: FAILURE ==

1 test failed:
    test_datetime

Total duration: 331 ms
Tests result: FAILURE