Fail to run particular step which worked before. Not enough logs

#!bash

Build setup
1m 19s
source ${BITBUCKET_CLONE_DIR}/ops/ci/setup-localstack.sh
21s
cd ${BITBUCKET_CLONE_DIR}/code/tests/Api.ApiTesting
<1s
dotnet test /p:CollectCoverage=true /p:CoverletOutputFormat=opencover --logger:nunit;LogFilePath=TestResults/results.xml
8s
+ dotnet test /p:CollectCoverage=true /p:CoverletOutputFormat=opencover --logger:nunit;LogFilePath=TestResults/results.xml
Waiting for all LocalStack services to be ready
2019-03-15 01:44:16,591 INFO Set uid to user 0 succeeded
2019-03-15 01:44:16,593 INFO supervisord started with pid 10
2019-03-15 01:44:17,596 INFO spawned: &#x27;dashboard&#x27; with pid 17
2019-03-15 01:44:17,597 INFO spawned: &#x27;infra&#x27; with pid 18
(. .venv/bin/activate; bin/localstack web)
2019-03-15 01:44:17,603 INFO success: dashboard entered RUNNING state, process has stayed up for > than 0 seconds (startsecs)
(. .venv/bin/activate; exec bin/localstack start)
2019-03-15 01:44:18,605 INFO success: infra entered RUNNING state, process has stayed up for > than 1 seconds (startsecs)
 * Serving Flask app "app" (lazy loading)
 * Environment: production
   WARNING: Do not use the development server in a production environment.
   Use a production WSGI server instead.
 * Debug mode: on
2019-03-15T01:44:21:INFO:werkzeug:  * Running on http://0.0.0.0:8080/ (Press CTRL+C to quit)
2019-03-15T01:44:21:INFO:werkzeug:  * Restarting with stat
Starting local dev environment. CTRL-C to quit.
Starting mock SQS (http port 4576)...
Starting mock SNS (http port 4575)...
Waiting for all LocalStack services to be ready
Build started, please wait...
time="2019-03-15T01:44:24Z" level=error msg="error waiting for container: unexpected EOF"