[INFO] fetching crate dns-mail-discover 0.2.7...
[INFO] testing dns-mail-discover-0.2.7 against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] extracting crate dns-mail-discover 0.2.7 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate dns-mail-discover 0.2.7
[INFO] finished tweaking crates.io crate dns-mail-discover 0.2.7
[INFO] tweaked toml for crates.io crate dns-mail-discover 0.2.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dns-mail-discover 0.2.7 on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 199 packages to latest compatible versions
[INFO] [stderr]       Adding async-native-tls v0.5.0 (available: v0.6.0)
[INFO] [stderr]       Adding async-std-resolver v0.22.0 (available: v0.24.4)
[INFO] [stderr]       Adding env_logger v0.10.2 (available: v0.11.10)
[INFO] [stderr]       Adding trust-dns-resolver v0.22.0 (available: v0.23.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25b439382ec1e977a496b05925847c06130038095e04725f3ab83cfde1ce7e3b
[INFO] running `Command { std: "docker" "start" "-a" "25b439382ec1e977a496b05925847c06130038095e04725f3ab83cfde1ce7e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b439382ec1e977a496b05925847c06130038095e04725f3ab83cfde1ce7e3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b439382ec1e977a496b05925847c06130038095e04725f3ab83cfde1ce7e3b", kill_on_drop: false }`
[INFO] [stdout] 25b439382ec1e977a496b05925847c06130038095e04725f3ab83cfde1ce7e3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0962bb85d8ab69ca2f59498fa531ea9560d02a0290ec111f991937497718cfea
[INFO] running `Command { std: "docker" "start" "-a" "0962bb85d8ab69ca2f59498fa531ea9560d02a0290ec111f991937497718cfea", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling futures-core v0.3.32
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling enum-as-inner v0.5.1
[INFO] [stderr]    Compiling futures-io v0.3.32
[INFO] [stderr]    Compiling lru-cache v0.1.2
[INFO] [stderr]    Compiling resolv-conf v0.7.6
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling futures-channel v0.3.32
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.1
[INFO] [stderr]    Compiling zerovec-derive v0.11.2
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling openssl v0.10.76
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.8.1
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling zerotrie v0.2.3
[INFO] [stderr]    Compiling zerovec v0.11.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling tinystr v0.8.2
[INFO] [stderr]    Compiling potential_utf v0.1.4
[INFO] [stderr]    Compiling icu_collections v2.1.1
[INFO] [stderr]    Compiling icu_locale_core v2.1.1
[INFO] [stderr]    Compiling icu_provider v2.1.1
[INFO] [stderr]    Compiling icu_normalizer v2.1.1
[INFO] [stderr]    Compiling icu_properties v2.1.2
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.1.0
[INFO] [stderr]    Compiling url v2.5.8
[INFO] [stderr]    Compiling trust-dns-proto v0.22.0
[INFO] [stderr]    Compiling async-native-tls v0.5.0
[INFO] [stderr]    Compiling trust-dns-resolver v0.22.0
[INFO] [stderr]    Compiling dns-mail-discover v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 27.85s
[INFO] running `Command { std: "docker" "inspect" "0962bb85d8ab69ca2f59498fa531ea9560d02a0290ec111f991937497718cfea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0962bb85d8ab69ca2f59498fa531ea9560d02a0290ec111f991937497718cfea", kill_on_drop: false }`
[INFO] [stdout] 0962bb85d8ab69ca2f59498fa531ea9560d02a0290ec111f991937497718cfea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e58b98c7a16c499c217cc54a7914e70bda76ffd97edf2f9f796d89d2f0a3a006
[INFO] running `Command { std: "docker" "start" "-a" "e58b98c7a16c499c217cc54a7914e70bda76ffd97edf2f9f796d89d2f0a3a006", kill_on_drop: false }`
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling native-tls v0.2.18
[INFO] [stderr]    Compiling async-native-tls v0.5.0
[INFO] [stderr]    Compiling dns-mail-discover v0.2.7 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "e58b98c7a16c499c217cc54a7914e70bda76ffd97edf2f9f796d89d2f0a3a006", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e58b98c7a16c499c217cc54a7914e70bda76ffd97edf2f9f796d89d2f0a3a006", kill_on_drop: false }`
[INFO] [stdout] e58b98c7a16c499c217cc54a7914e70bda76ffd97edf2f9f796d89d2f0a3a006
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4c971a44a9da0ee8cce51a76912b680b3c972cfc22706808ada4851529e398a4
[INFO] running `Command { std: "docker" "start" "-a" "4c971a44a9da0ee8cce51a76912b680b3c972cfc22706808ada4851529e398a4", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dns_mail_discover-9c26a2b0d6abf4f2)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_from_domain ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_from_domain stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::test_from_domain' (17) panicked at src/lib.rs:39:54:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Error { kind: NotFound, message: "Could not find any servers from the given domain" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6331f167e05a - std[ec4e911328de40a6]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6331f167e05a - std[ec4e911328de40a6]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec4e911328de40a6]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6331f167e05a - std[ec4e911328de40a6]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6331f167e05a - <<std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a96a4c5c53f902a3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6331f16942da - <core[a96a4c5c53f902a3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6331f16942da - core[a96a4c5c53f902a3]::fmt::write
[INFO] [stdout]    6:     0x6331f1682ab2 - std[ec4e911328de40a6]::io::default_write_fmt::<alloc[c960326de6de28e6]::vec::Vec<u8>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6331f1682ab2 - <alloc[c960326de6de28e6]::vec::Vec<u8> as std[ec4e911328de40a6]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6331f165c9ef - <std[ec4e911328de40a6]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6331f165c9ef - std[ec4e911328de40a6]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6331f16763c9 - std[ec4e911328de40a6]::panicking::default_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x6331f1383a8c - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   12:     0x6331f1383a8c - test[30c43f9fd66fea90]::test_main_with_exit_callback::<test[30c43f9fd66fea90]::test_main::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x6331f1676642 - <alloc[c960326de6de28e6]::boxed::Box<dyn for<'a, 'b> core[a96a4c5c53f902a3]::ops::function::Fn<(&'a std[ec4e911328de40a6]::panic::PanicHookInfo<'b>,), Output = ()> + core[a96a4c5c53f902a3]::marker::Sync + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::Fn<(&std[ec4e911328de40a6]::panic::PanicHookInfo,)>>::call
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2254:9
[INFO] [stdout]   14:     0x6331f1676642 - std[ec4e911328de40a6]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x6331f165caa8 - std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x6331f1654419 - std[ec4e911328de40a6]::sys::backtrace::__rust_end_short_backtrace::<std[ec4e911328de40a6]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   17:     0x6331f165d7bd - __rustc[aa69f48705c57ca8]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x6331f1694acc - core[a96a4c5c53f902a3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x6331f1694812 - core[a96a4c5c53f902a3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x6331f1376191 - <core[a96a4c5c53f902a3]::result::Result<alloc[c960326de6de28e6]::vec::Vec<dns_mail_discover[fdf5c69430ad0982]::server::Server>, dns_mail_discover[fdf5c69430ad0982]::error::Error>>::unwrap
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x6331f1376191 - dns_mail_discover[fdf5c69430ad0982]::tests::test_from_domain::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:39:54
[INFO] [stdout]   22:     0x6331f13730f2 - <core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   23:     0x6331f137316d - <core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>> as core[a96a4c5c53f902a3]::future::future::Future>::poll
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/future/future.rs:133:9
[INFO] [stdout]   24:     0x6331f136dc5d - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:70
[INFO] [stdout]   25:     0x6331f136db5b - tokio[b64372b43cd82542]::task::coop::with_budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:167:5
[INFO] [stdout]   26:     0x6331f136db5b - tokio[b64372b43cd82542]::task::coop::budget::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/task/coop/mod.rs:133:5
[INFO] [stdout]   27:     0x6331f136db5b - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:769:25
[INFO] [stdout]   28:     0x6331f1369370 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Context>::enter::<core[a96a4c5c53f902a3]::task::poll::Poll<()>, <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:446:19
[INFO] [stdout]   29:     0x6331f136cecd - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:768:44
[INFO] [stdout]   30:     0x6331f136c164 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:68
[INFO] [stdout]   31:     0x6331f136226b - <tokio[b64372b43cd82542]::runtime::context::scoped::Scoped<tokio[b64372b43cd82542]::runtime::scheduler::Context>>::set::<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/scoped.rs:40:9
[INFO] [stdout]   32:     0x6331f1371509 - tokio[b64372b43cd82542]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:38
[INFO] [stdout]   33:     0x6331f1362ac2 - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[b64372b43cd82542]::runtime::context::Context>>::try_with::<tokio[b64372b43cd82542]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:513:12
[INFO] [stdout]   34:     0x6331f136264e - <std[ec4e911328de40a6]::thread::local::LocalKey<tokio[b64372b43cd82542]::runtime::context::Context>>::with::<tokio[b64372b43cd82542]::runtime::context::set_scheduler<(alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>::{closure#0}, (alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>)>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/local.rs:477:20
[INFO] [stdout]   35:     0x6331f136fd9d - tokio[b64372b43cd82542]::runtime::context::set_scheduler::<(alloc[c960326de6de28e6]::boxed::Box<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::Core>, core[a96a4c5c53f902a3]::option::Option<()>), <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>::{closure#0}>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context.rs:176:17
[INFO] [stdout]   36:     0x6331f136a410 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::enter::<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>::{closure#0}, core[a96a4c5c53f902a3]::option::Option<()>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:856:27
[INFO] [stdout]   37:     0x6331f136a706 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CoreGuard>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:756:24
[INFO] [stdout]   38:     0x6331f136bd70 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:200:33
[INFO] [stdout]   39:     0x6331f13703a3 - tokio[b64372b43cd82542]::runtime::context::runtime::enter_runtime::<<tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CurrentThread>::block_on<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>::{closure#0}, ()>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/context/runtime.rs:65:16
[INFO] [stdout]   40:     0x6331f1368ea1 - <tokio[b64372b43cd82542]::runtime::scheduler::current_thread::CurrentThread>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/scheduler/current_thread/mod.rs:188:9
[INFO] [stdout]   41:     0x6331f136ea34 - <tokio[b64372b43cd82542]::runtime::runtime::Runtime>::block_on_inner::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:371:52
[INFO] [stdout]   42:     0x6331f136ebff - <tokio[b64372b43cd82542]::runtime::runtime::Runtime>::block_on::<core[a96a4c5c53f902a3]::pin::Pin<&mut dyn core[a96a4c5c53f902a3]::future::future::Future<Output = ()>>>
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.50.0/src/runtime/runtime.rs:345:18
[INFO] [stdout]   43:     0x6331f1376db7 - dns_mail_discover[fdf5c69430ad0982]::tests::test_from_domain
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:41:37
[INFO] [stdout]   44:     0x6331f1375ee7 - dns_mail_discover[fdf5c69430ad0982]::tests::test_from_domain::{closure#0}
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lib.rs:38:32
[INFO] [stdout]   45:     0x6331f1373256 - <dns_mail_discover[fdf5c69430ad0982]::tests::test_from_domain::{closure#0} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   46:     0x6331f1377b6b - <fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   47:     0x6331f1377b6b - test[30c43f9fd66fea90]::__rust_begin_short_backtrace::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, fn() -> core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:663:18
[INFO] [stdout]   48:     0x6331f138455b - test[30c43f9fd66fea90]::run_test_in_process::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:74
[INFO] [stdout]   49:     0x6331f138455b - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   50:     0x6331f138455b - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   51:     0x6331f138455b - std[ec4e911328de40a6]::panicking::catch_unwind::<core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>, core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   52:     0x6331f138455b - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<test[30c43f9fd66fea90]::run_test_in_process::{closure#0}>, core[a96a4c5c53f902a3]::result::Result<(), alloc[c960326de6de28e6]::string::String>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   53:     0x6331f138455b - test[30c43f9fd66fea90]::run_test_in_process
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:686:27
[INFO] [stdout]   54:     0x6331f138455b - test[30c43f9fd66fea90]::run_test::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:607:43
[INFO] [stdout]   55:     0x6331f137fc74 - test[30c43f9fd66fea90]::run_test::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/test/src/lib.rs:637:41
[INFO] [stdout]   56:     0x6331f137fc74 - std[ec4e911328de40a6]::sys::backtrace::__rust_begin_short_backtrace::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/backtrace.rs:166:18
[INFO] [stdout]   57:     0x6331f1387162 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stdout]   58:     0x6331f1387162 - <core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/panic/unwind_safe.rs:275:9
[INFO] [stdout]   59:     0x6331f1387162 - std[ec4e911328de40a6]::panicking::catch_unwind::do_call::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:581:40
[INFO] [stdout]   60:     0x6331f1387162 - std[ec4e911328de40a6]::panicking::catch_unwind::<(), core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panicking.rs:544:19
[INFO] [stdout]   61:     0x6331f1387162 - std[ec4e911328de40a6]::panic::catch_unwind::<core[a96a4c5c53f902a3]::panic::unwind_safe::AssertUnwindSafe<std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/panic.rs:359:14
[INFO] [stdout]   62:     0x6331f1387162 - std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked::<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stdout]   63:     0x6331f1387162 - <std[ec4e911328de40a6]::thread::lifecycle::spawn_unchecked<test[30c43f9fd66fea90]::run_test::{closure#1}, ()>::{closure#1} as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   64:     0x6331f167d92f - <alloc[c960326de6de28e6]::boxed::Box<dyn core[a96a4c5c53f902a3]::ops::function::FnOnce<(), Output = ()> + core[a96a4c5c53f902a3]::marker::Send> as core[a96a4c5c53f902a3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/alloc/src/boxed.rs:2240:9
[INFO] [stdout]   65:     0x6331f167d92f - <std[ec4e911328de40a6]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/0abe69e6c16114311cc2700e972492e64d69c28f/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   66:     0x7fe19df5caa4 - <unknown>
[INFO] [stdout]   67:     0x7fe19dfe9a64 - clone
[INFO] [stdout]   68:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_from_domain
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "4c971a44a9da0ee8cce51a76912b680b3c972cfc22706808ada4851529e398a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c971a44a9da0ee8cce51a76912b680b3c972cfc22706808ada4851529e398a4", kill_on_drop: false }`
[INFO] [stdout] 4c971a44a9da0ee8cce51a76912b680b3c972cfc22706808ada4851529e398a4
