tcp_test.go:47: STEP 3: Verify sleep to echo TCP connections
    tcp_test.go:103:    SUCCESS: Got expected hello message on port 9000
    tcp_test.go:103:    SUCCESS: Got expected hello message on port 9001
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 1/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 2/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 3/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 4/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 5/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 6/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 7/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 8/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 9/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 10/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 11/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 12/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 13/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 14/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 15/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 16/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 17/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 18/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 19/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 20/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 21/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 22/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 23/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 24/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 25/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 26/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 27/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 28/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 29/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 30/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 31/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 32/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 33/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 34/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 35/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 36/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 37/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 38/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 39/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found
    tcp_test.go:53:    --- Attempt 40/60 failed. Retrying...
    tcp_test.go:103:    FAILURE: Expected return message hello, but failed on port 9002; expected to find the string 'connection succeeded' in the output, but it wasn't found