[INFO] fetching crate smol 0.1.11... [INFO] testing smol-0.1.11 against 1.44.0 for beta-1.45-1 [INFO] extracting crate smol 0.1.11 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate smol 0.1.11 on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate smol 0.1.11 [INFO] finished tweaking crates.io crate smol 0.1.11 [INFO] tweaked toml for crates.io crate smol 0.1.11 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "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] 9e1791364a99e6395d6c08428b93b74746695439d15c4994d721b282bcb91bfd [INFO] running `"docker" "start" "-a" "9e1791364a99e6395d6c08428b93b74746695439d15c4994d721b282bcb91bfd"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling async-task v3.0.0 [INFO] [stderr] Compiling scoped-tls-hkt v0.1.2 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling piper v0.1.3 [INFO] [stderr] Compiling smol v0.1.11 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.20s [INFO] running `"docker" "inspect" "9e1791364a99e6395d6c08428b93b74746695439d15c4994d721b282bcb91bfd"` [INFO] running `"docker" "rm" "-f" "9e1791364a99e6395d6c08428b93b74746695439d15c4994d721b282bcb91bfd"` [INFO] [stdout] 9e1791364a99e6395d6c08428b93b74746695439d15c4994d721b282bcb91bfd [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "test" "--frozen" "--no-run"` [INFO] [stdout] e91c1dca9ee822be238d1c346870feeb6c8e86ea099b3319aa0b948e7d094151 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "e91c1dca9ee822be238d1c346870feeb6c8e86ea099b3319aa0b948e7d094151"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling regex-syntax v0.6.18 [INFO] [stderr] Compiling oorandom v11.1.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling regex-automata v0.1.9 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling criterion-plot v0.4.2 [INFO] [stderr] Compiling regex v1.3.9 [INFO] [stderr] Compiling criterion v0.3.2 [INFO] [stderr] Compiling smol v0.1.11 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 30.92s [INFO] running `"docker" "inspect" "e91c1dca9ee822be238d1c346870feeb6c8e86ea099b3319aa0b948e7d094151"` [INFO] running `"docker" "rm" "-f" "e91c1dca9ee822be238d1c346870feeb6c8e86ea099b3319aa0b948e7d094151"` [INFO] [stdout] e91c1dca9ee822be238d1c346870feeb6c8e86ea099b3319aa0b948e7d094151 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+1.44.0" "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] 2fd6802d8df32edded54aabfd0951d1e0d5f9d144e1e630b083d521a65015b27 [INFO] running `"docker" "start" "-a" "2fd6802d8df32edded54aabfd0951d1e0d5f9d144e1e630b083d521a65015b27"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.22s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/smol-b69c26a134600faa [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/async_io-56ba46a5cb5e05ec [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tcp_peek_read ... ok [INFO] [stdout] test uds_send_to_recv_from ... ok [INFO] [stdout] test uds_send_recv ... ok [INFO] [stdout] test udp_connect ... ok [INFO] [stdout] test udp_send_recv ... ok [INFO] [stdout] test uds_connect ... ok [INFO] [stdout] test tcp_connect ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/block_on-1fbe6f5c540d48fb [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test smoke ... ok [INFO] [stdout] test nested_block_on ... ok [INFO] [stdout] test panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/task-697c6d0d1bfaf65f [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test spawn_detach ... ok [INFO] [stdout] test spawn ... ok [INFO] [stdout] test blocking_detach ... ok [INFO] [stdout] test blocking ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/timer-1303dab81c466ffe [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test timer_at ... ok [INFO] [stdout] test timer_after ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests smol [INFO] [stdout] [INFO] [stdout] running 58 tests [INFO] [stdout] test src/async_io.rs - async_io::Async::write_with (line 398) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async (line 47) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::read_with (line 329) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::new (line 132) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::write_with_mut (line 432) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::connect (line 651) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::accept (line 602) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::bind (line 578) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::incoming (line 623) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::read_with_mut (line 362) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async (line 68) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::peek_from (line 792) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::peek (line 719) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::bind (line 742) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::peek (line 871) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::send_to (line 813) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::recv_from (line 768) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::recv (line 842) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::send (line 896) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::bind (line 1060) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::pair (line 1093) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::unbound (line 1077) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::recv (line 1158) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::recv_from (line 1112) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::send (line 1183) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::send_to (line 1133) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::accept (line 940) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::incoming (line 961) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::bind (line 919) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::connect (line 992) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::pair (line 1040) ... ok [INFO] [stdout] test src/blocking.rs - blocking::reader (line 312) ... ok [INFO] [stdout] test src/blocking.rs - blocking (line 181) ... ok [INFO] [stdout] test src/blocking.rs - blocking (line 170) ... ok [INFO] [stdout] test src/blocking.rs - blocking::reader (line 294) ... ok [INFO] [stdout] test src/blocking.rs - blocking::writer (line 423) ... ok [INFO] [stdout] test src/blocking.rs - blocking::iter (line 205) ... ok [INFO] [stdout] test src/blocking.rs - blocking::writer (line 405) ... ok [INFO] [stdout] test src/lib.rs - (line 47) ... ok [INFO] [stdout] test src/run.rs - run::run (line 38) ... ok [INFO] [stdout] test src/task.rs - task::Task<()>::detach (line 196) ... ok [INFO] [stdout] test src/task.rs - task::Task::blocking (line 116) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::into_inner (line 263) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::get_mut (line 246) ... ok [INFO] [stdout] test src/async_io.rs - async_io::Async::get_ref (line 229) ... ok [INFO] [stdout] test src/block_on.rs - block_on::block_on (line 30) ... ok [INFO] [stdout] test src/run.rs - run::run (line 29) ... ok [INFO] [stdout] test src/task.rs - task::Task (line 42) ... ok [INFO] [stdout] test src/task.rs - task::Task::spawn (line 91) ... ok [INFO] [stdout] test src/timer.rs - timer::Timer (line 36) ... ok [INFO] [stdout] test src/task.rs - task::Task::local (line 69) ... ok [INFO] [stdout] test src/timer.rs - timer::Timer (line 21) ... ok [INFO] [stdout] test src/run.rs - run::run (line 63) ... ok [INFO] [stdout] test src/task.rs - task::Task>::expect (line 173) ... FAILED [INFO] [stdout] test src/task.rs - task::Task>::unwrap (line 151) ... FAILED [INFO] [stdout] test src/timer.rs - timer::Timer::after (line 79) ... ok [INFO] [stdout] test src/timer.rs - timer::Timer::at (line 95) ... ok [INFO] [stdout] test src/task.rs - task::Task::cancel (line 226) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/task.rs - task::Task>::expect (line 173) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'cannot connect: Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" }', /opt/rustwide/workdir/src/task.rs:187:34 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x55e485fd20c4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x55e485fd20c4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x55e485fd20c4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x55e485fd20c4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x55e485ff1e2c - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x55e485fce913 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x55e485fd48a5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x55e485fd48a5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x55e485fd48a5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x55e485fd45e2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x55e485fd4f02 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x55e485fd4aeb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x55e485ff1211 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x55e485ff1033 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x55e485f2e3ed - core::result::Result::expect::h666368c7a7833b30 [INFO] [stdout] 15: 0x55e485f3011e - smol::task::Task>::expect::{{closure}}::h0807db4dcb7b7573 [INFO] [stdout] 16: 0x55e485f3996a - as core::future::future::Future>::poll::hfb3992c0aa7f3820 [INFO] [stdout] 17: 0x55e485f1e87d - async_task::raw::RawTask::run::h34208eb656341597 [INFO] [stdout] 18: 0x55e485f74566 - async_task::task::Task::run::habda91a8cf83f0dd [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-task-3.0.0/src/task.rs:265 [INFO] [stdout] 19: 0x55e485f7c5ff - smol::work_stealing::Worker::execute::{{closure}}::h16b9825ba744cca4 [INFO] [stdout] at src/work_stealing.rs:176 [INFO] [stdout] 20: 0x55e485f79f1e - scoped_tls_hkt::ScopedKey::set::h3a9fe0a21f715a65 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/scoped-tls-hkt-0.1.2/src/lib.rs:488 [INFO] [stdout] 21: 0x55e485f68a9a - smol::throttle::setup::h2e3ad3513dcd18e8 [INFO] [stdout] at src/throttle.rs:31 [INFO] [stdout] 22: 0x55e485f7c4cd - smol::work_stealing::Worker::execute::h2720acd51bc4647c [INFO] [stdout] at src/work_stealing.rs:176 [INFO] [stdout] 23: 0x55e485f2f5ec - smol::run::run::{{closure}}::h2f1809e45145cf40 [INFO] [stdout] 24: 0x55e485f292b9 - core::ops::function::FnOnce::call_once::h7b1327c27e7ef3da [INFO] [stdout] 25: 0x55e485f30332 - smol::context::enter::h6535bbc60db11988 [INFO] [stdout] 26: 0x55e485f2fc79 - smol::run::run::{{closure}}::{{closure}}::hff80467cfd3c12b9 [INFO] [stdout] 27: 0x55e485f26f57 - scoped_tls_hkt::ScopedKey::set::h831d1d88bcb5cc69 [INFO] [stdout] 28: 0x55e485f2e8c6 - smol::thread_local::ThreadLocalExecutor::enter::h3925d4f6f8d9eba6 [INFO] [stdout] 29: 0x55e485f2fb63 - smol::run::run::{{closure}}::hed113370b0f1be20 [INFO] [stdout] 30: 0x55e485f2fbe1 - smol::run::run::{{closure}}::{{closure}}::hddc6bf9a5497f636 [INFO] [stdout] 31: 0x55e485f2ed97 - smol::work_stealing::WORKER::::set::h4ca1604ba38263e0 [INFO] [stdout] 32: 0x55e485f2f12a - smol::work_stealing::Worker::enter::h9b63897f11c66df1 [INFO] [stdout] 33: 0x55e485f2fb13 - smol::run::run::{{closure}}::h66b36d7db3a10b8c [INFO] [stdout] 34: 0x55e485f2f3fc - smol::run::run::h29cf6bd61bc14b4d [INFO] [stdout] 35: 0x55e485f39f22 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 36: 0x55e485f27b43 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 37: 0x55e485fd5348 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 38: 0x55e485fd5348 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 39: 0x55e485fd5348 - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 40: 0x55e485fd5348 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x55e485fd5348 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 42: 0x55e485f27b28 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 43: 0x55e485f3a4cb - main [INFO] [stdout] 44: 0x7fad233bf0b3 - __libc_start_main [INFO] [stdout] 45: 0x55e485f1b17e - _start [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] ---- src/task.rs - task::Task>::unwrap (line 151) stdout ---- [INFO] [stdout] Test executable failed (exit code 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" }', /opt/rustwide/workdir/src/task.rs:164:29 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557a8ca3ecd4 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stdout] 1: 0x557a8ca3ecd4 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x557a8ca3ecd4 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stdout] 3: 0x557a8ca3ecd4 - ::fmt::h41a0a93ab85e6aa1 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] 4: 0x557a8ca5ea3c - core::fmt::write::hdaea18585065a96d [INFO] [stdout] at src/libcore/fmt/mod.rs:1069 [INFO] [stdout] 5: 0x557a8ca3b523 - std::io::Write::write_fmt::h0cea70c809005252 [INFO] [stdout] at src/libstd/io/mod.rs:1504 [INFO] [stdout] 6: 0x557a8ca414b5 - std::sys_common::backtrace::_print::hd95f9978cc145ca4 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stdout] 7: 0x557a8ca414b5 - std::sys_common::backtrace::print::hfb25ca2291be47d0 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stdout] 8: 0x557a8ca414b5 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 9: 0x557a8ca411f2 - std::panicking::default_hook::h198e1a712910f1e6 [INFO] [stdout] at src/libstd/panicking.rs:218 [INFO] [stdout] 10: 0x557a8ca41b12 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d [INFO] [stdout] at src/libstd/panicking.rs:511 [INFO] [stdout] 11: 0x557a8ca416fb - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:419 [INFO] [stdout] 12: 0x557a8ca5de21 - core::panicking::panic_fmt::h1ac71ad045d55416 [INFO] [stdout] at src/libcore/panicking.rs:111 [INFO] [stdout] 13: 0x557a8ca5dc43 - core::option::expect_none_failed::hb40004d71d61b685 [INFO] [stdout] at src/libcore/option.rs:1268 [INFO] [stdout] 14: 0x557a8c99b54a - core::result::Result::unwrap::h554d8a2f81a02aed [INFO] [stdout] 15: 0x557a8c99ceff - smol::task::Task>::unwrap::{{closure}}::h473dcc4e49f73cd6 [INFO] [stdout] 16: 0x557a8c9a658a - as core::future::future::Future>::poll::hf6f9311246ef7a11 [INFO] [stdout] 17: 0x557a8c98d51d - async_task::raw::RawTask::run::hcf83ccc3de425906 [INFO] [stdout] 18: 0x557a8c9e1176 - async_task::task::Task::run::habda91a8cf83f0dd [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/async-task-3.0.0/src/task.rs:265 [INFO] [stdout] 19: 0x557a8c9e920f - smol::work_stealing::Worker::execute::{{closure}}::h16b9825ba744cca4 [INFO] [stdout] at src/work_stealing.rs:176 [INFO] [stdout] 20: 0x557a8c9e6b2e - scoped_tls_hkt::ScopedKey::set::h3a9fe0a21f715a65 [INFO] [stdout] at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/scoped-tls-hkt-0.1.2/src/lib.rs:488 [INFO] [stdout] 21: 0x557a8c9d56aa - smol::throttle::setup::h2e3ad3513dcd18e8 [INFO] [stdout] at src/throttle.rs:31 [INFO] [stdout] 22: 0x557a8c9e90dd - smol::work_stealing::Worker::execute::h2720acd51bc4647c [INFO] [stdout] at src/work_stealing.rs:176 [INFO] [stdout] 23: 0x557a8c99c57c - smol::run::run::{{closure}}::h928f01b2923f01bb [INFO] [stdout] 24: 0x557a8c996279 - core::ops::function::FnOnce::call_once::hc89976c8eafc0ff5 [INFO] [stdout] 25: 0x557a8c99d092 - smol::context::enter::h9710c21aeb943592 [INFO] [stdout] 26: 0x557a8c99cae9 - smol::run::run::{{closure}}::{{closure}}::hc2f65481e4f5da38 [INFO] [stdout] 27: 0x557a8c993f17 - scoped_tls_hkt::ScopedKey::set::h710a9500e3d33873 [INFO] [stdout] 28: 0x557a8c99b7b6 - smol::thread_local::ThreadLocalExecutor::enter::h57cb6edcd845deab [INFO] [stdout] 29: 0x557a8c99c463 - smol::run::run::{{closure}}::h202048c1f9f215ec [INFO] [stdout] 30: 0x557a8c99cb61 - smol::run::run::{{closure}}::{{closure}}::hf8f402c844487bbf [INFO] [stdout] 31: 0x557a8c99bc87 - smol::work_stealing::WORKER::::set::he58b0471485b07b3 [INFO] [stdout] 32: 0x557a8c99c01a - smol::work_stealing::Worker::enter::h37eacb6731b618e9 [INFO] [stdout] 33: 0x557a8c99c413 - smol::run::run::{{closure}}::h1c8730420795f84a [INFO] [stdout] 34: 0x557a8c99c2ec - smol::run::run::hac293de221dbe66a [INFO] [stdout] 35: 0x557a8c9a6b42 - rust_out::main::hce5147e828914a17 [INFO] [stdout] 36: 0x557a8c994b03 - std::rt::lang_start::{{closure}}::hb15f61f8249547b1 [INFO] [stdout] 37: 0x557a8ca41f58 - std::rt::lang_start_internal::{{closure}}::h7a212202ff76034b [INFO] [stdout] at src/libstd/rt.rs:52 [INFO] [stdout] 38: 0x557a8ca41f58 - std::panicking::try::do_call::h6d214a73427d759b [INFO] [stdout] at src/libstd/panicking.rs:331 [INFO] [stdout] 39: 0x557a8ca41f58 - std::panicking::try::hc078f0e11721d1cb [INFO] [stdout] at src/libstd/panicking.rs:274 [INFO] [stdout] 40: 0x557a8ca41f58 - std::panic::catch_unwind::hb31c05be30625612 [INFO] [stdout] at src/libstd/panic.rs:394 [INFO] [stdout] 41: 0x557a8ca41f58 - std::rt::lang_start_internal::hcf7fb98a775d5af0 [INFO] [stdout] at src/libstd/rt.rs:51 [INFO] [stdout] 42: 0x557a8c994ae8 - std::rt::lang_start::h80cabc1387d7a5d8 [INFO] [stdout] 43: 0x557a8c9a70db - main [INFO] [stdout] 44: 0x7f39d642b0b3 - __libc_start_main [INFO] [stdout] 45: 0x557a8c98817e - _start [INFO] [stdout] 46: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/task.rs - task::Task>::expect (line 173) [INFO] [stdout] src/task.rs - task::Task>::unwrap (line 151) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 56 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `"docker" "inspect" "2fd6802d8df32edded54aabfd0951d1e0d5f9d144e1e630b083d521a65015b27"` [INFO] running `"docker" "rm" "-f" "2fd6802d8df32edded54aabfd0951d1e0d5f9d144e1e630b083d521a65015b27"` [INFO] [stdout] 2fd6802d8df32edded54aabfd0951d1e0d5f9d144e1e630b083d521a65015b27