[INFO] crate libp2p-dns 0.18.0 is already in cache [INFO] testing libp2p-dns-0.18.0 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274 [INFO] extracting crate libp2p-dns 0.18.0 into /workspace/builds/worker-5/source [INFO] validating manifest of crates.io crate libp2p-dns 0.18.0 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16 [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate libp2p-dns 0.18.0 [INFO] finished tweaking crates.io crate libp2p-dns 0.18.0 [INFO] tweaked toml for crates.io crate libp2p-dns 0.18.0 written to /workspace/builds/worker-5/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3b8b9daf7de40710806cc33848b20b2321dedc12517d462f8353ad5ff98d87d8 [INFO] running `"docker" "start" "-a" "3b8b9daf7de40710806cc33848b20b2321dedc12517d462f8353ad5ff98d87d8"` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling futures-util v0.3.4 [INFO] [stderr] Compiling prost-build v0.6.1 [INFO] [stderr] Compiling libp2p-core v0.18.0 [INFO] [stderr] Compiling futures-executor v0.3.4 [INFO] [stderr] Compiling futures v0.3.4 [INFO] [stderr] Compiling multistream-select v0.8.0 [INFO] [stderr] Compiling rw-stream-sink v0.2.1 [INFO] [stderr] Compiling libp2p-dns v0.18.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 23.61s [INFO] running `"docker" "inspect" "3b8b9daf7de40710806cc33848b20b2321dedc12517d462f8353ad5ff98d87d8"` [INFO] running `"docker" "rm" "-f" "3b8b9daf7de40710806cc33848b20b2321dedc12517d462f8353ad5ff98d87d8"` [INFO] [stdout] 3b8b9daf7de40710806cc33848b20b2321dedc12517d462f8353ad5ff98d87d8 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a551ba6885fc68d6e2287353d8618c9a9e1af6da861d1840436ce2a4ec24c981 [INFO] running `"docker" "start" "-a" "a551ba6885fc68d6e2287353d8618c9a9e1af6da861d1840436ce2a4ec24c981"` [INFO] [stderr] Compiling libp2p-dns v0.18.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.76s [INFO] running `"docker" "inspect" "a551ba6885fc68d6e2287353d8618c9a9e1af6da861d1840436ce2a4ec24c981"` [INFO] running `"docker" "rm" "-f" "a551ba6885fc68d6e2287353d8618c9a9e1af6da861d1840436ce2a4ec24c981"` [INFO] [stdout] a551ba6885fc68d6e2287353d8618c9a9e1af6da861d1840436ce2a4ec24c981 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 04e5f1fc28f27e0f443846f52d145be51d42d6529aaf81cf4f0a0f3e38a092ac [INFO] running `"docker" "start" "-a" "04e5f1fc28f27e0f443846f52d145be51d42d6529aaf81cf4f0a0f3e38a092ac"` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/libp2p_dns-fc811a9ea446ff9c [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::basic_resolve ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- tests::basic_resolve stdout ---- [INFO] [stdout] thread 'tests::basic_resolve' panicked at 'called `Result::unwrap()` on an `Err` value: ResolveError { domain_name: "example.com", error: Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" } }', src/lib.rs:291:21 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55b50f9a4454 - backtrace::backtrace::libunwind::trace::h61666fa4b9834a45 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55b50f9a4454 - backtrace::backtrace::trace_unsynchronized::h01d3725fb5da8653 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55b50f9a4454 - std::sys_common::backtrace::_print_fmt::h5c7c4751bc296f90 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55b50f9a4454 - ::fmt::h7729313ad2d729c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55b50f9ce46c - core::fmt::write::hb0049f6c12bdaffc [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55b50f8188d5 - std::io::Write::write_fmt::h5d052af13df32ea6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55b50f99ab01 - std::io::impls::>::write_fmt::h8fe8a9bdc421b4b6 [INFO] [stdout] at src/libstd/io/impls.rs:156 [INFO] [stdout] 7: 0x55b50f9a6d25 - std::sys_common::backtrace::_print::ha087cac92e84a414 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 8: 0x55b50f9a6d25 - std::sys_common::backtrace::print::h6b013d3bfe6cbcb8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 9: 0x55b50f9a6d25 - std::panicking::default_hook::{{closure}}::h016d7de02def2736 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 10: 0x55b50f9a6a0b - std::panicking::default_hook::h9386f7e484840463 [INFO] [stdout] at src/libstd/panicking.rs:215 [INFO] [stdout] 11: 0x55b50f9a7382 - std::panicking::rust_panic_with_hook::h3846eb1b2e5a9312 [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 12: 0x55b50f9a6f6b - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 13: 0x55b50f9cce91 - core::panicking::panic_fmt::hc5953a7331f9805c [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 14: 0x55b50f9cccb3 - core::option::expect_none_failed::hf2c575a7b931ce1f [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 15: 0x55b50f8141f5 - core::result::Result::unwrap::h0800a5d92d6f7f54 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/result.rs:1005 [INFO] [stdout] 16: 0x55b50f7fd4c7 - libp2p_dns::tests::basic_resolve::{{closure}}::h6d81f5aa2bf989aa [INFO] [stdout] at src/lib.rs:291 [INFO] [stdout] 17: 0x55b50f8038d7 - as core::future::future::Future>::poll::hb6dec748a6fc750d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/future/mod.rs:66 [INFO] [stdout] 18: 0x55b50f7fb136 - futures_executor::local_pool::block_on::{{closure}}::h282bfd41b05acffa [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.4/src/local_pool.rs:317 [INFO] [stdout] 19: 0x55b50f7fafae - futures_executor::local_pool::run_executor::{{closure}}::hca177ba88a810363 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.4/src/local_pool.rs:87 [INFO] [stdout] 20: 0x55b50f81235d - std::thread::local::LocalKey::try_with::h4bddc8b456885152 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:263 [INFO] [stdout] 21: 0x55b50f812263 - std::thread::local::LocalKey::with::h8b0edf7493dd997d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/local.rs:239 [INFO] [stdout] 22: 0x55b50f7faf04 - futures_executor::local_pool::run_executor::h32af24e9ae36e7fd [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.4/src/local_pool.rs:83 [INFO] [stdout] 23: 0x55b50f7fb0ad - futures_executor::local_pool::block_on::h46a6cf5b30d14860 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-executor-0.3.4/src/local_pool.rs:317 [INFO] [stdout] 24: 0x55b50f7fd132 - libp2p_dns::tests::basic_resolve::h67b48cf12aadacf1 [INFO] [stdout] at src/lib.rs:288 [INFO] [stdout] 25: 0x55b50f7fd0fa - libp2p_dns::tests::basic_resolve::{{closure}}::h66d3f1186b70d77f [INFO] [stdout] at src/lib.rs:257 [INFO] [stdout] 26: 0x55b50f7fb23e - core::ops::function::FnOnce::call_once::hd4af5823f88b6b27 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 27: 0x55b50f8247cf - as core::ops::function::FnOnce>::call_once::h1f6ee40732e80908 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 28: 0x55b50f83fdce - as core::ops::function::FnOnce<()>>::call_once::h85dff111be9c2dc6 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 29: 0x55b50f83fdce - std::panicking::try::do_call::hee6f5a4bef67c840 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 30: 0x55b50f83fdce - std::panicking::try::h3384d3b948e84dbc [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 31: 0x55b50f83fdce - std::panic::catch_unwind::h5ae91218e578066d [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 32: 0x55b50f83fdce - test::run_test_in_process::he37a49587889b910 [INFO] [stdout] at src/libtest/lib.rs:541 [INFO] [stdout] 33: 0x55b50f83fdce - test::run_test::run_test_inner::{{closure}}::h4f0d25136ca480c2 [INFO] [stdout] at src/libtest/lib.rs:450 [INFO] [stdout] 34: 0x55b50f817d86 - std::sys_common::backtrace::__rust_begin_short_backtrace::h969eceda34247af3 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/sys_common/backtrace.rs:130 [INFO] [stdout] 35: 0x55b50f81d115 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h912007997cb04e92 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:475 [INFO] [stdout] 36: 0x55b50f81d115 - as core::ops::function::FnOnce<()>>::call_once::h8795d8b7bd223988 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:318 [INFO] [stdout] 37: 0x55b50f81d115 - std::panicking::try::do_call::hb29b86f86d4d722e [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:331 [INFO] [stdout] 38: 0x55b50f81d115 - std::panicking::try::h4bfefb3eddc0d900 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panicking.rs:274 [INFO] [stdout] 39: 0x55b50f81d115 - std::panic::catch_unwind::h774c24d4b38d5828 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/panic.rs:394 [INFO] [stdout] 40: 0x55b50f81d115 - std::thread::Builder::spawn_unchecked::{{closure}}::ha50a32fa99413dde [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libstd/thread/mod.rs:474 [INFO] [stdout] 41: 0x55b50f81d115 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h9dacb8f28d699f86 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/libcore/ops/function.rs:232 [INFO] [stdout] 42: 0x55b50f996a5f - as core::ops::function::FnOnce>::call_once::h7deaeeba480c6ce2 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 43: 0x55b50f9ae463 - as core::ops::function::FnOnce>::call_once::h968b1dfb87756523 [INFO] [stdout] at /rustc/41997647ba6a77908f6ef64401414feb00bccf16/src/liballoc/boxed.rs:1008 [INFO] [stdout] 44: 0x55b50f9ae463 - std::sys::unix::thread::Thread::new::thread_start::h2399addeb6370595 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:87 [INFO] [stdout] 45: 0x7f0cdc8e76db - start_thread [INFO] [stdout] 46: 0x7f0cdc3f888f - __clone [INFO] [stdout] 47: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] tests::basic_resolve [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--lib' [INFO] running `"docker" "inspect" "04e5f1fc28f27e0f443846f52d145be51d42d6529aaf81cf4f0a0f3e38a092ac"` [INFO] running `"docker" "rm" "-f" "04e5f1fc28f27e0f443846f52d145be51d42d6529aaf81cf4f0a0f3e38a092ac"` [INFO] [stdout] 04e5f1fc28f27e0f443846f52d145be51d42d6529aaf81cf4f0a0f3e38a092ac