While uploading  build at odoo.sh at development, following errors occur in base modules while installing account, account_accountant.

Errors like:

2018-07-17 11:02:30,426 4382 INFO qb17 odoo.tests.common: Terminating phantomjs
2018-07-17 11:02:30,448 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: FAIL
2018-07-17 11:02:30,449 4382 INFO qb17 odoo.addons.account_accountant.tests.test_ui: ======================================================================
2018-07-17 11:02:30,449 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: FAIL: test_ui (odoo.addons.account_accountant.tests.test_ui.TestUi)
2018-07-17 11:02:30,449 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: Traceback (most recent call last):
2018-07-17 11:02:30,449 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/home/mansi/Desktop/odoo11/odoo/odoo-server/odoo/tests/common.py", line 360, in phantom_poll
2018-07-17 11:02:30,449 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     self.fail(pformat(json.loads(line[prefix:])))
2018-07-17 11:02:30,449 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/usr/lib/python3.5/json/__init__.py", line 319, in loads
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     return _default_decoder.decode(s)
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/usr/lib/python3.5/json/decoder.py", line 339, in decode
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     obj, end = self.raw_decode(s, idx=_w(s, 0).end())
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/usr/lib/python3.5/json/decoder.py", line 357, in raw_decode
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     raise JSONDecodeError("Expecting value", s, err.value) from None
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: ` json.decoder.JSONDecodeError: Expecting value: line 1 column 1 (char 0)
2018-07-17 11:02:30,450 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: ` During handling of the above exception, another exception occurred:
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: ` Traceback (most recent call last):
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/home/mansi/Desktop/odoo11/odoo/enterprise/account_accountant/tests/test_ui.py", line 12, in test_ui
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     self.phantom_js("/web", "odoo.__DEBUG__.services['web_tour.tour'].run('account_reports_widgets', 'test')", "odoo.__DEBUG__.services['web_tour.tour'].tours.account_reports_widgets", login='admin')
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/home/mansi/Desktop/odoo11/odoo/odoo-server/odoo/tests/common.py", line 457, in phantom_js
2018-07-17 11:02:30,451 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     self.phantom_run(cmd, timeout)
2018-07-17 11:02:30,452 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/home/mansi/Desktop/odoo11/odoo/odoo-server/odoo/tests/common.py", line 384, in phantom_run
2018-07-17 11:02:30,452 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     result = self.phantom_poll(phantom, timeout)
2018-07-17 11:02:30,452 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `   File "/home/mansi/Desktop/odoo11/odoo/odoo-server/odoo/tests/common.py", line 362, in phantom_poll
2018-07-17 11:02:30,452 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: `     self.fail(lline)
2018-07-17 11:02:30,452 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: ` AssertionError: error tour account_reports_widgets failed at step .js_account_report_foldable:first
2018-07-17 11:02:30,452 4382 INFO qb17 odoo.addons.account_accountant.tests.test_ui: Ran 1 test in 16.086s
2018-07-17 11:02:30,453 4382 ERROR qb17 odoo.addons.account_accountant.tests.test_ui: FAILED
2018-07-17 11:02:30,453 4382 INFO qb17 odoo.addons.account_accountant.tests.test_ui:  (failures=1)
2018-07-17 11:02:30,453 4382 INFO qb17 odoo.modules.module: odoo.addons.account_accountant.tests.test_ui tested in 16.09s, 1073 queries
2018-07-17 11:02:30,453 4382 ERROR qb17 odoo.modules.module: Module account_accountant: 1 failures, 0 errors