Possibly an overly long URL error but dubious that Bandit would try to interpret overflowing URL part as a new request just like that.
Bandit.HTTPError: Request line HTTP error: "s_only&offset=0_inf&source_id= [...] HTTP/1.1\r\n"
File "lib/bandit/http1/socket.ex", line 462, in Bandit.HTTPTransport.Bandit.HTTP1.Socket.request_error!/2
File "lib/bandit/http1/socket.ex", line 56, in Bandit.HTTPTransport.Bandit.HTTP1.Socket.read_headers/1
File "lib/bandit/pipeline.ex", line 35, in Bandit.Pipeline.run/5
File "lib/bandit/http1/handler.ex", line 13, in Bandit.HTTP1.Handler.handle_data/3
File "lib/bandit/delegating_handler.ex", line 18, in Bandit.DelegatingHandler.handle_data/3
...
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