AttributeError: 'NoneType' object has no attribute 'elements_list'
request = <FixtureRequest for <Function 'test_user_removes_space_using_client1_and_using_client2_he_sees_that_it_has_been_removed[1oz_1op_1oc]'>>

>   ???

tests/mixed/scenarios/test_spaces_basic.py:57: 
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ 
/usr/local/lib/python2.7/dist-packages/pytest_bdd/scenario.py:195: in _execute_scenario
(27 more lines...)

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Error response from daemon: Cannot kill container 20e132ad5813: Container 20e132ad5813642c73e63231a304f9145db8f15699f8f17dca98ab6b8d000332 is not running
No resources found.
tput: unknown terminal "unknown"
tput: unknown terminal "unknown"
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Status: Downloaded newer image for docker.onedata.org/swagger-codegen:2.2.2-1b1767e
Unable to find image 'docker.onedata.org/swagger-codegen-official:ID-507bde287c' locally
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/bin/sh: 2: [[: not found
Unable to find image 'onedata/acceptance_mixed:v6' locally
v6: Pulling from onedata/acceptance_mixed
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Error from server (NotFound): pods "test-runner" not found
Unable to use a TTY - container test-runner did not allocate one
If you don't see a command prompt, try pressing enter.
pod default/test-runner terminated (Error)
Error: release: "dev" not found
Error from server (NotFound): pods "test-runner" not found
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Error response from daemon: Cannot kill container 85308f339563: Container 85308f339563da6606d639dbef86af75b7420e57e4d82b51067ac39d4912cf08 is not running
Error response from daemon: Cannot kill container afa8dbd961f7: Container afa8dbd961f70465119f0e5049d9b06016feac2d546c5f565ef3655486d94611 is not running
Error response from daemon: Cannot kill container 1aaa20515e32: Container 1aaa20515e32f1077146c8506782971147652fcdbc8c941f37b6ef29972d3302 is not running
Error response from daemon: Cannot kill container 248deb717307: Container 248deb7173075c6238c14ed716754838ff20ffd8cfcfaa5b46a36fd0082f295f is not running
Error response from daemon: Cannot kill container 288e1607a8c4: Container 288e1607a8c48e2e055e17e124175a28538e11480b5c4e5da55381069bd9422f is not running
Error response from daemon: Cannot kill container 8b13ccb953dd: Container 8b13ccb953dd67645c93073695bac83f962972e4874e8f4952dff06305b8553d is not running
Error response from daemon: Cannot kill container d64a88c0c705: Container d64a88c0c7053d11e03186be1a42724d4caa11ab32fe3609b821ff84978a5733 is not running
Error response from daemon: Cannot kill container 2d3977144f1a: Container 2d3977144f1af540ecfc2c4a84baae3df455ad61e8de39620a65e4f49eeb0e4b is not running
Error response from daemon: Cannot kill container 7bb0e6560b6a: Container 7bb0e6560b6a9b28cb61c8ae7e02b05fe8baab4b55e78905bd334f4ef184f921 is not running
Error response from daemon: Cannot kill container 4ff2270aa479: Container 4ff2270aa479bd05f2986f7b6cc4203a10941bcec548251506d0aab47c93d720 is not running
Error response from daemon: Cannot kill container c6daf0b2db2c: Container c6daf0b2db2cc718c0cc38544c78a361602ab419dfcf2237bc6b27983f4bfe87 is not running
Error response from daemon: Cannot kill container 231fd7eaa406: Container 231fd7eaa406017890f366f06cf4a64ee6c74ec04ab9fe13d505f7f31904510a is not running
Error response from daemon: Cannot kill container e9a86c2307c1: Container e9a86c2307c1322988157675a7282768fbdaed652213c65f94e0642066241b2b is not running
Error response from daemon: Cannot kill container d37d2ff8958f: Container d37d2ff8958f9a0aea4353e1b0c425654a31b56fd125b27c04781840a0416748 is not running
Error response from daemon: Cannot kill container 9882e792e80a: Container 9882e792e80a050f83c2903246717f6f48aeb8827d9c754025ad14fc3c88c37e is not running
Error response from daemon: Cannot kill container c0e9b00484f6: Container c0e9b00484f6cf14f631ed0874df037349d1a71ea217da403d9bb3c1c0e7472c is not running
Error response from daemon: Cannot kill container 47eeb4c2f13d: Container 47eeb4c2f13d5c71a6adf9c8a762725d93168214c88281058bbdd2259d5bf821 is not running
Error response from daemon: Cannot kill container 203bf730565b: Container 203bf730565b432095aae8eb1861d450f61a56998d7e956bbb6a0db9e45cad36 is not running
Error response from daemon: Cannot kill container 390e16377c9e: Container 390e16377c9e1767a8c955a65a923b3451ea5dd8724ca3472cd19c8dcdfce87c is not running