substack/stream-adventure — pull request #24 by etiennesegonzac (2013-09-30 18:56:33+00:00)
Title: Updating the http_server's problem.txt to make sure the user provided solution runs on port 8001.

Apparently the solution runs on the 8000 port on purpose. [1]
And the verification compares results for the 8000 and 8001 port.

[1] https://github.com/substack/stream-adventure/pull/16