Timeout while running tests

[RincewindsHat]

Hi,
I tried to enhance a small part of thola and to run the tests afterwards where this error message greeted me.

ok  	github.com/inexio/thola/internal/parser	0.003s
?   	github.com/inexio/thola/internal/request	[no test files]
?   	github.com/inexio/thola/internal/tholaerr	[no test files]
?   	github.com/inexio/thola/internal/utility	[no test files]
?   	github.com/inexio/thola/internal/value	[no test files]
=== RUN   TestIntegration
[1/3] Building up test environment...
    integration_test.go:124:
        	Error Trace:	integration_test.go:124
        	Error:      	Received unexpected error:
        	           	timeout exceeded
        	Test:       	TestIntegration
        	Messages:   	an error occurred while waiting for the test devices being ready
--- FAIL: TestIntegration (195.11s)
FAIL
FAIL	github.com/inexio/thola/test	195.110s
?   	github.com/inexio/thola/test/create_testdata	[no test files]
FAIL

Am I doing something wrong?