test_query_udp_ipv4 test failure

[jpds]

Describe the bug

If I run cargo test against the lastest master with Rust 1.73; there's a test failure with test_query_udp_ipv4:

     Running tests/client_future_tests.rs (target/debug/deps/client_future_tests-51a52babb74ce218)

running 9 tests
test test_query_tcp_ipv6 ... ignored
test test_query_udp_ipv6 ... ignored
test test_notify ... ok
test test_query_nonet ... ok
test test_timeout_query_tcp ... ok
test test_timeout_query_udp ... ok
test test_timeout_query_nonet ... ok
test test_query_tcp_ipv4 ... ok
test test_query_udp_ipv4 ... FAILED

failures:

---- test_query_udp_ipv4 stdout ----
response records: DnsResponse { message: Message { header: Header { id: 3462, message_type: Response, op_code: Query, authoritative: false, truncation: false, recursion_desired: true, recursion_available: true, authentic_data: false, checking_disabled: false, response_code: NoError, query_count: 1, answer_count: 1, name_server_count: 0, additional_count: 1 }, queries: [Query { name: Name("WWW.example.com."), query_type: A, query_class: IN }], answers: [Record { name_labels: Name("WWW.example.com."), rr_type: A, dns_class: IN, ttl: 86398, rdata: Some(A(A(93.184.216.34))) }], name_servers: [], additionals: [], signature: [], edns: Some(Edns { rcode_high: 0, version: 0, dnssec_ok: false, max_payload: 1232, options: OPT { options: {} } }) }, buffer: [13, 134, 129, 128, 0, 1, 0, 1, 0, 0, 0, 1, 3, 87, 87, 87, 7, 101, 120, 97, 109, 112, 108, 101, 3, 99, 111, 109, 0, 0, 1, 0, 1, 192, 12, 0, 1, 0, 1, 0, 1, 81, 126, 0, 4, 93, 184, 216, 34, 0, 0, 41, 4, 208, 0, 0, 0, 0, 0, 0] }
response records: DnsResponse { message: Message { header: Header { id: 60262, message_type: Response, op_code: Query, authoritative: false, truncation: false, recursion_desired: true, recursion_available: true, authentic_data: false, checking_disabled: false, response_code: NoError, query_count: 1, answer_count: 1, name_server_count: 0, additional_count: 1 }, queries: [Query { name: Name("WWW.example.com."), query_type: A, query_class: IN }], answers: [Record { name_labels: Name("WWW.example.com."), rr_type: A, dns_class: IN, ttl: 86398, rdata: Some(A(A(93.184.216.34))) }], name_servers: [], additionals: [], signature: [], edns: Some(Edns { rcode_high: 0, version: 0, dnssec_ok: false, max_payload: 1232, options: OPT { options: {} } }) }, buffer: [235, 102, 129, 128, 0, 1, 0, 1, 0, 0, 0, 1, 3, 87, 87, 87, 7, 101, 120, 97, 109, 112, 108, 101, 3, 99, 111, 109, 0, 0, 1, 0, 1, 192, 12, 0, 1, 0, 1, 0, 1, 81, 126, 0, 4, 93, 184, 216, 34, 0, 0, 41, 4, 208, 0, 0, 0, 0, 0, 0] }
response records: DnsResponse { message: Message { header: Header { id: 56854, message_type: Response, op_code: Query, authoritative: false, truncation: false, recursion_desired: true, recursion_available: true, authentic_data: false, checking_disabled: false, response_code: NoError, query_count: 1, answer_count: 1, name_server_count: 0, additional_count: 1 }, queries: [Query { name: Name("WWW.example.com."), query_type: A, query_class: IN }], answers: [Record { name_labels: Name("WWW.example.com."), rr_type: A, dns_class: IN, ttl: 86398, rdata: Some(A(A(93.184.216.34))) }], name_servers: [], additionals: [], signature: [], edns: Some(Edns { rcode_high: 0, version: 0, dnssec_ok: false, max_payload: 1232, options: OPT { options: {} } }) }, buffer: [222, 22, 129, 128, 0, 1, 0, 1, 0, 0, 0, 1, 3, 87, 87, 87, 7, 101, 120, 97, 109, 112, 108, 101, 3, 99, 111, 109, 0, 0, 1, 0, 1, 192, 12, 0, 1, 0, 1, 0, 1, 81, 126, 0, 4, 93, 184, 216, 34, 0, 0, 41, 4, 208, 0, 0, 0, 0, 0, 0] }
thread 'test_query_udp_ipv4' panicked at 'called `Option::unwrap()` on a `None` value', tests/integration-tests/tests/client_future_tests.rs:250:22
note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace


failures:
    test_query_udp_ipv4

test result: FAILED. 6 passed; 1 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.05s

System:

• OS: Linux
• Architecture: x86_64
• Version master
• rustc version: 1.73

[bluejekyll]

This could be an issue with your local environment, is there a possibility that UDP is being blocked on your network for some reason?