[INFO] fetching crate rench 0.3.0... [INFO] extracting crate rench 0.3.0 into work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rench/0.3.0 [INFO] extracting crate rench 0.3.0 into work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rench/0.3.0 [INFO] validating manifest of rench-0.3.0 on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of rench-0.3.0 on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing rench-0.3.0 [INFO] finished frobbing rench-0.3.0 [INFO] frobbed toml for rench-0.3.0 written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rench/0.3.0/Cargo.toml [INFO] started frobbing rench-0.3.0 [INFO] finished frobbing rench-0.3.0 [INFO] frobbed toml for rench-0.3.0 written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/reg/rench/0.3.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing rench-0.3.0 against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rench/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"` [INFO] [stdout] 6c61d5747927674ebaf0154bfec86321e6e055685532c789419263af544f29a6 [INFO] running `"docker" "start" "-a" "6c61d5747927674ebaf0154bfec86321e6e055685532c789419263af544f29a6"` [INFO] [stderr] Compiling reqwest v0.8.8 [INFO] [stderr] Compiling rench v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `reqwest` is imported redundantly [INFO] [stderr] --> src/engine.rs:68:23 [INFO] [stderr] | [INFO] [stderr] 68 | use reqwest::{self, Client, Request}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | extern crate reqwest; [INFO] [stderr] | --------------------- the item `reqwest` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `hyper` is imported redundantly [INFO] [stderr] --> src/engine.rs:103:21 [INFO] [stderr] | [INFO] [stderr] 103 | use hyper::{self, Client, Request, Uri}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | extern crate hyper; [INFO] [stderr] | ------------------- the item `hyper` is already imported here [INFO] [stderr] [INFO] [stderr] warning: the item `scale_array` is imported redundantly [INFO] [stderr] --> src/stats.rs:262:13 [INFO] [stderr] | [INFO] [stderr] 262 | use stats::scale_array; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 267 | / fn scale_array(vec: &[T], scale_array: usize) -> Vec [INFO] [stderr] 268 | | where [INFO] [stderr] 269 | | T: Copy, [INFO] [stderr] 270 | | { [INFO] [stderr] ... | [INFO] [stderr] 275 | | .collect() [INFO] [stderr] 276 | | } [INFO] [stderr] | |_- the item `scale_array` is already defined here [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 22.61s [INFO] running `"docker" "inspect" "6c61d5747927674ebaf0154bfec86321e6e055685532c789419263af544f29a6"` [INFO] running `"docker" "rm" "-f" "6c61d5747927674ebaf0154bfec86321e6e055685532c789419263af544f29a6"` [INFO] [stdout] 6c61d5747927674ebaf0154bfec86321e6e055685532c789419263af544f29a6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rench/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"` [INFO] [stdout] 72e5337c6d5db038672e5638c6ef53070f7e773aaca85b29fc2ddeda5096b7d7 [INFO] running `"docker" "start" "-a" "72e5337c6d5db038672e5638c6ef53070f7e773aaca85b29fc2ddeda5096b7d7"` [INFO] [stderr] Compiling rench v0.3.0 (/opt/crater/workdir) [INFO] [stderr] warning: the item `reqwest` is imported redundantly [INFO] [stderr] --> src/engine.rs:68:23 [INFO] [stderr] | [INFO] [stderr] 68 | use reqwest::{self, Client, Request}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | extern crate reqwest; [INFO] [stderr] | --------------------- the item `reqwest` is already imported here [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `hyper` is imported redundantly [INFO] [stderr] --> src/engine.rs:103:21 [INFO] [stderr] | [INFO] [stderr] 103 | use hyper::{self, Client, Request, Uri}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] ::: src/main.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | extern crate hyper; [INFO] [stderr] | ------------------- the item `hyper` is already imported here [INFO] [stderr] [INFO] [stderr] warning: the item `scale_array` is imported redundantly [INFO] [stderr] --> src/stats.rs:262:13 [INFO] [stderr] | [INFO] [stderr] 262 | use stats::scale_array; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 267 | / fn scale_array(vec: &[T], scale_array: usize) -> Vec [INFO] [stderr] 268 | | where [INFO] [stderr] 269 | | T: Copy, [INFO] [stderr] 270 | | { [INFO] [stderr] ... | [INFO] [stderr] 275 | | .collect() [INFO] [stderr] 276 | | } [INFO] [stderr] | |_- the item `scale_array` is already defined here [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.63s [INFO] running `"docker" "inspect" "72e5337c6d5db038672e5638c6ef53070f7e773aaca85b29fc2ddeda5096b7d7"` [INFO] running `"docker" "rm" "-f" "72e5337c6d5db038672e5638c6ef53070f7e773aaca85b29fc2ddeda5096b7d7"` [INFO] [stdout] 72e5337c6d5db038672e5638c6ef53070f7e773aaca85b29fc2ddeda5096b7d7 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-7/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/reg/rench/0.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"` [INFO] [stdout] 842d3feaa3c62097a0a8a58a43a69954a982f6fb6d8890d371fdda0cea9296a1 [INFO] running `"docker" "start" "-a" "842d3feaa3c62097a0a8a58a43a69954a982f6fb6d8890d371fdda0cea9296a1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running /opt/crater/target/debug/deps/rench-f299a2ca8e5370b4 [INFO] [stdout] [INFO] [stdout] running 26 tests [INFO] [stdout] test bench::tests::reports_duration_and_response ... ok [INFO] [stdout] test content_length::content_length_tests::it_returns_bytes ... ok [INFO] [stdout] test content_length::content_length_tests::it_can_add_two_content_lengths ... ok [INFO] [stdout] test chart::tests::it_makes_a_chart_of_default_height ... ok [INFO] [stdout] test content_length::content_length_tests::can_pretty_print_content_length ... ok [INFO] [stdout] test plan::tests::it_can_distribute_all_work_as_evenly_as_possible ... ok [INFO] [stdout] 1 requests [INFO] [stdout] 2 requests [INFO] [stdout] 3 requests [INFO] [stdout] 4 requests [INFO] [stdout] 5 requests [INFO] [stdout] test stats::millisecond_tests::convert_from_ms ... ok [INFO] [stdout] test chart::tests::it_can_change_the_height ... ok [INFO] [stdout] test collector::message_collection_tests::it_collects_all_data_received ... ok [INFO] [stdout] test stats::millisecond_tests::convert_to_ms ... ok [INFO] [stdout] test collector::message_collection_tests::it_ends_when_all_nones_are_received ... ok [INFO] [stdout] test stats::summary_tests::calculates_all_the_percentiles_when_n_greater_than_100 ... ok [INFO] [stdout] test stats::summary_tests::averages_the_durations ... ok [INFO] [stdout] test stats::summary_tests::calculates_percentiles_from_an_odd_number_of_facts ... ok [INFO] [stdout] test stats::summary_tests::counts_the_facts ... ok [INFO] [stdout] test stats::summary_tests::counts_status_codes ... ok [INFO] [stdout] test stats::summary_tests::counts_the_histogram_of_latencies ... ok [INFO] [stdout] test stats::summary_tests::stddev_the_durations ... ok [INFO] [stdout] test stats::summary_tests::summarizes_to_zero_if_empty ... ok [INFO] [stdout] test stats::summary_tests::calculates_all_the_percentiles_when_n_less_than_100 ... ok [INFO] [stdout] test stats::scale_array_tests::it_scale_arrays_an_array ... ok [INFO] [stdout] test stats::summary_tests::sums_up_the_content_lengths ... ok [INFO] [stdout] test stats::summary_tests::calculates_percentiles_from_an_even_number_of_facts ... ok [INFO] [stdout] test stats::millisecond_tests::exchange_duration_to_ms ... ok [INFO] [stdout] test engine::tests::hyper_engine_can_collect_facts ... FAILED [INFO] [stdout] test engine::tests::reqwest_engine_can_collect_facts ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- engine::tests::hyper_engine_can_collect_facts stdout ---- [INFO] [stdout] thread 'engine::tests::hyper_engine_can_collect_facts' panicked at 'reactor run: Io(Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" })', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5631b8ff48bb - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5631b8ff48bb - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5631b8ff48bb - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5631b8ff48bb - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5631b8ff48bb - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x5631b8ff454f - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x5631b8ff5030 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x5631b8ff4bb2 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x5631b8ff4a96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x5631b900f72d - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5631b8ae4b37 - core::result::unwrap_failed::hfcf70e07ae30d907 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5631b8ae946a - core::result::Result::expect::h970b4f73ff9af12e [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/result.rs:827 [INFO] [stdout] 12: 0x5631b8b04487 - rench::engine::Engine::run_hyper::{{closure}}::h896c66d15ff5eae5 [INFO] [stdout] at src/engine.rs:133 [INFO] [stdout] 13: 0x5631b8ac34b9 - rench::bench::time_it::h6d58cadde7cf25c1 [INFO] [stdout] at src/bench.rs:10 [INFO] [stdout] 14: 0x5631b8b035c5 - rench::engine::Engine::run_hyper::h1e3ae8f0b3d57796 [INFO] [stdout] at src/engine.rs:133 [INFO] [stdout] 15: 0x5631b8b0214f - rench::engine::Engine::run::h32aeed38617ace80 [INFO] [stdout] at src/engine.rs:60 [INFO] [stdout] 16: 0x5631b8b14fa4 - rench::engine::tests::hyper_engine_can_collect_facts::h409d3a9bdfe2dde1 [INFO] [stdout] at src/engine.rs:159 [INFO] [stdout] 17: 0x5631b8b14e8a - rench::engine::tests::hyper_engine_can_collect_facts::{{closure}}::h5cd2aa8bc1c75b30 [INFO] [stdout] at src/engine.rs:156 [INFO] [stdout] 18: 0x5631b8ab741e - core::ops::function::FnOnce::call_once::h0dc9f422f00be83f [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: 0x5631b8b1ff1f - as core::ops::function::FnOnce>::call_once::h051e7835d417eabd [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: 0x5631b8ff8a6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 21: 0x5631b8b3a8f8 - std::panicking::try::h2a4c737ee7913c25 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 22: 0x5631b8b3a8f8 - std::panic::catch_unwind::hb4a850da3c0f461d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 23: 0x5631b8b3a8f8 - test::run_test::run_test_inner::{{closure}}::hf1081f8a70de250d [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 24: 0x5631b8b15495 - std::sys_common::backtrace::__rust_begin_short_backtrace::h342b596609fb99e3 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 25: 0x5631b8b19425 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h513520560543c60c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:470 [INFO] [stdout] 26: 0x5631b8b19425 - as core::ops::function::FnOnce<()>>::call_once::ha4e1c61c6177bb54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:309 [INFO] [stdout] 27: 0x5631b8b19425 - std::panicking::try::do_call::h0eb4a0e045c14646 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:294 [INFO] [stdout] 28: 0x5631b8ff8a6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 29: 0x5631b8b19a42 - std::panicking::try::h20774757cea1a66c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 30: 0x5631b8b19a42 - std::panic::catch_unwind::h38e40a373c8b5452 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 31: 0x5631b8b19a42 - std::thread::Builder::spawn_unchecked::{{closure}}::h9bfd91224a2fd035 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:469 [INFO] [stdout] 32: 0x5631b8b19a42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2d3b3105bb1d7d1 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 33: 0x5631b8fe838f - as core::ops::function::FnOnce>::call_once::hc6099fbe1f2e9038 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 34: 0x5631b8ff7e00 - as core::ops::function::FnOnce>::call_once::h1b61db05dcd8ce54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 35: 0x5631b8ff7e00 - std::sys_common::thread::start_thread::hd3ed9053e9fea488 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 36: 0x5631b8ff7e00 - std::sys::unix::thread::Thread::new::thread_start::hc17e4e4c7ed2fc8f [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 37: 0x7f6e353924a4 - start_thread [INFO] [stdout] 38: 0x7f6e34ebdd0f - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] ---- engine::tests::reqwest_engine_can_collect_facts stdout ---- [INFO] [stdout] thread 'engine::tests::reqwest_engine_can_collect_facts' panicked at 'Failure to even connect is no good: Error { kind: Io(Custom { kind: Other, error: "failed to lookup address information: Temporary failure in name resolution" }), url: Some("https://www.google.com/") }', src/libcore/result.rs:999:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x5631b8ff48bb - backtrace::backtrace::libunwind::trace::hcbf63b8d794b15f4 [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stdout] 1: 0x5631b8ff48bb - backtrace::backtrace::trace_unsynchronized::h681e1cb201a9972d [INFO] [stdout] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stdout] 2: 0x5631b8ff48bb - std::sys_common::backtrace::_print::hd27175ce39811176 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stdout] 3: 0x5631b8ff48bb - std::sys_common::backtrace::print::h117e2eebf9a1e122 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stdout] 4: 0x5631b8ff48bb - std::panicking::default_hook::{{closure}}::h6369b988ee675335 [INFO] [stdout] at src/libstd/panicking.rs:198 [INFO] [stdout] 5: 0x5631b8ff454f - std::panicking::default_hook::hfaefd2bea4c25f9e [INFO] [stdout] at src/libstd/panicking.rs:209 [INFO] [stdout] 6: 0x5631b8ff5030 - std::panicking::rust_panic_with_hook::h02c52718165ccced [INFO] [stdout] at src/libstd/panicking.rs:475 [INFO] [stdout] 7: 0x5631b8ff4bb2 - std::panicking::continue_panic_fmt::h9e135674c1df51b4 [INFO] [stdout] at src/libstd/panicking.rs:382 [INFO] [stdout] 8: 0x5631b8ff4a96 - rust_begin_unwind [INFO] [stdout] at src/libstd/panicking.rs:309 [INFO] [stdout] 9: 0x5631b900f72d - core::panicking::panic_fmt::h58c956553ac8538f [INFO] [stdout] at src/libcore/panicking.rs:85 [INFO] [stdout] 10: 0x5631b8ae49f3 - core::result::unwrap_failed::h8ddc6f651c4d2083 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/macros.rs:18 [INFO] [stdout] 11: 0x5631b8ae9614 - core::result::Result::expect::haee26d9f2a1687fd [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/result.rs:827 [INFO] [stdout] 12: 0x5631b8b02f4a - rench::engine::Engine::run_reqwest::{{closure}}::h9e75c362c1ad1f19 [INFO] [stdout] at src/engine.rs:82 [INFO] [stdout] 13: 0x5631b8ac37bb - rench::bench::time_it::h9ffb4f1b9c5922f3 [INFO] [stdout] at src/bench.rs:10 [INFO] [stdout] 14: 0x5631b8b02558 - rench::engine::Engine::run_reqwest::h5c885344dfc272fa [INFO] [stdout] at src/engine.rs:81 [INFO] [stdout] 15: 0x5631b8b021cb - rench::engine::Engine::run::hc8e8c4f4e0a1394c [INFO] [stdout] at src/engine.rs:59 [INFO] [stdout] 16: 0x5631b8b14dac - rench::engine::tests::reqwest_engine_can_collect_facts::h87c7e265c322cb0b [INFO] [stdout] at src/engine.rs:151 [INFO] [stdout] 17: 0x5631b8b14caa - rench::engine::tests::reqwest_engine_can_collect_facts::{{closure}}::h6d8bfcf94169c0b0 [INFO] [stdout] at src/engine.rs:148 [INFO] [stdout] 18: 0x5631b8ab7a4e - core::ops::function::FnOnce::call_once::hafdc5228ebe6b5a6 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 19: 0x5631b8b1ff1f - as core::ops::function::FnOnce>::call_once::h051e7835d417eabd [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 20: 0x5631b8ff8a6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 21: 0x5631b8b3a8f8 - std::panicking::try::h2a4c737ee7913c25 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 22: 0x5631b8b3a8f8 - std::panic::catch_unwind::hb4a850da3c0f461d [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 23: 0x5631b8b3a8f8 - test::run_test::run_test_inner::{{closure}}::hf1081f8a70de250d [INFO] [stdout] at src/libtest/lib.rs:1466 [INFO] [stdout] 24: 0x5631b8b15495 - std::sys_common::backtrace::__rust_begin_short_backtrace::h342b596609fb99e3 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/sys_common/backtrace.rs:77 [INFO] [stdout] 25: 0x5631b8b19425 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h513520560543c60c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:470 [INFO] [stdout] 26: 0x5631b8b19425 - as core::ops::function::FnOnce<()>>::call_once::ha4e1c61c6177bb54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:309 [INFO] [stdout] 27: 0x5631b8b19425 - std::panicking::try::do_call::h0eb4a0e045c14646 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:294 [INFO] [stdout] 28: 0x5631b8ff8a6a - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 29: 0x5631b8b19a42 - std::panicking::try::h20774757cea1a66c [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panicking.rs:273 [INFO] [stdout] 30: 0x5631b8b19a42 - std::panic::catch_unwind::h38e40a373c8b5452 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/panic.rs:388 [INFO] [stdout] 31: 0x5631b8b19a42 - std::thread::Builder::spawn_unchecked::{{closure}}::h9bfd91224a2fd035 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libstd/thread/mod.rs:469 [INFO] [stdout] 32: 0x5631b8b19a42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha2d3b3105bb1d7d1 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/libcore/ops/function.rs:231 [INFO] [stdout] 33: 0x5631b8fe838f - as core::ops::function::FnOnce>::call_once::hc6099fbe1f2e9038 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 34: 0x5631b8ff7e00 - as core::ops::function::FnOnce>::call_once::h1b61db05dcd8ce54 [INFO] [stdout] at /rustc/c8865d8e195813ade6b84434ac9f8850e7112d1a/src/liballoc/boxed.rs:746 [INFO] [stdout] 35: 0x5631b8ff7e00 - std::sys_common::thread::start_thread::hd3ed9053e9fea488 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] 36: 0x5631b8ff7e00 - std::sys::unix::thread::Thread::new::thread_start::hc17e4e4c7ed2fc8f [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 37: 0x7f6e353924a4 - start_thread [INFO] [stdout] 38: 0x7f6e34ebdd0f - __clone [INFO] [stdout] 39: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] engine::tests::hyper_engine_can_collect_facts [INFO] [stdout] engine::tests::reqwest_engine_can_collect_facts [INFO] [stdout] [INFO] [stdout] test result: FAILED. 24 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin rench' [INFO] running `"docker" "inspect" "842d3feaa3c62097a0a8a58a43a69954a982f6fb6d8890d371fdda0cea9296a1"` [INFO] running `"docker" "rm" "-f" "842d3feaa3c62097a0a8a58a43a69954a982f6fb6d8890d371fdda0cea9296a1"` [INFO] [stdout] 842d3feaa3c62097a0a8a58a43a69954a982f6fb6d8890d371fdda0cea9296a1