[INFO] cloning repository https://github.com/oyoshot/toy-dns-resolver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/oyoshot/toy-dns-resolver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyoshot%2Ftoy-dns-resolver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyoshot%2Ftoy-dns-resolver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b63a34f957f1642045a8a388b7786ffafd964a7
[INFO] testing oyoshot/toy-dns-resolver against beta-2024-12-08 for beta-1.84.0-4-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Foyoshot%2Ftoy-dns-resolver" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/oyoshot/toy-dns-resolver on toolchain beta-2024-12-08
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/oyoshot/toy-dns-resolver
[INFO] finished tweaking git repo https://github.com/oyoshot/toy-dns-resolver
[INFO] tweaked toml for git repo https://github.com/oyoshot/toy-dns-resolver written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/oyoshot/toy-dns-resolver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-12-08" "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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79cf91c65267c881d966e3f1923be63d092c1411d20bd5154a81fb3ea15a1a90
[INFO] running `Command { std: "docker" "start" "-a" "79cf91c65267c881d966e3f1923be63d092c1411d20bd5154a81fb3ea15a1a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79cf91c65267c881d966e3f1923be63d092c1411d20bd5154a81fb3ea15a1a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79cf91c65267c881d966e3f1923be63d092c1411d20bd5154a81fb3ea15a1a90", kill_on_drop: false }`
[INFO] [stdout] 79cf91c65267c881d966e3f1923be63d092c1411d20bd5154a81fb3ea15a1a90
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c3ba3355a0d90eefc46f52993a2a9270a9df57154726df5263da3fc65930e22e
[INFO] running `Command { std: "docker" "start" "-a" "c3ba3355a0d90eefc46f52993a2a9270a9df57154726df5263da3fc65930e22e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling hashbrown v0.14.2
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling winnow v0.5.17
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling indexmap v2.0.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling syn v2.0.38
[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 toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling zerocopy-derive v0.6.5
[INFO] [stderr]    Compiling num_enum_derive v0.6.1
[INFO] [stderr]    Compiling zerocopy v0.6.5
[INFO] [stderr]    Compiling num_enum v0.6.1
[INFO] [stderr]    Compiling toy-dns-resolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `kind`, `class`, and `ttl` are never read
[INFO] [stdout]    --> src/libs.rs:223:5
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub struct DnsRecord {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 223 |     name: Vec<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 224 |     kind: RecordType,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 225 |     class: Class,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 226 |     ttl: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DnsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `questions`, `authorities`, and `additional` are never read
[INFO] [stdout]    --> src/libs.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 263 | struct DnsPacket {
[INFO] [stdout]     |        --------- fields in this struct
[INFO] [stdout] 264 |     pub header: DnsHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 265 |     pub questions: Vec<DnsQuestion>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 266 |     pub answers: Vec<DnsRecord>,
[INFO] [stdout] 267 |     pub authorities: Vec<DnsRecord>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 268 |     pub additional: Vec<DnsRecord>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DnsPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.82s
[INFO] running `Command { std: "docker" "inspect" "c3ba3355a0d90eefc46f52993a2a9270a9df57154726df5263da3fc65930e22e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3ba3355a0d90eefc46f52993a2a9270a9df57154726df5263da3fc65930e22e", kill_on_drop: false }`
[INFO] [stdout] c3ba3355a0d90eefc46f52993a2a9270a9df57154726df5263da3fc65930e22e
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98396c3b8edc1b38fff032cce5c92e47bca3b712e6b30de027805396c8284a7f
[INFO] running `Command { std: "docker" "start" "-a" "98396c3b8edc1b38fff032cce5c92e47bca3b712e6b30de027805396c8284a7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling toy-dns-resolver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name`, `kind`, `class`, and `ttl` are never read
[INFO] [stdout]    --> src/libs.rs:223:5
[INFO] [stdout]     |
[INFO] [stdout] 222 | pub struct DnsRecord {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 223 |     name: Vec<u8>,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 224 |     kind: RecordType,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout] 225 |     class: Class,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 226 |     ttl: u32,
[INFO] [stdout]     |     ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DnsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `header`, `questions`, `authorities`, and `additional` are never read
[INFO] [stdout]    --> src/libs.rs:264:9
[INFO] [stdout]     |
[INFO] [stdout] 263 | struct DnsPacket {
[INFO] [stdout]     |        --------- fields in this struct
[INFO] [stdout] 264 |     pub header: DnsHeader,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 265 |     pub questions: Vec<DnsQuestion>,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] 266 |     pub answers: Vec<DnsRecord>,
[INFO] [stdout] 267 |     pub authorities: Vec<DnsRecord>,
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 268 |     pub additional: Vec<DnsRecord>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DnsPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "98396c3b8edc1b38fff032cce5c92e47bca3b712e6b30de027805396c8284a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98396c3b8edc1b38fff032cce5c92e47bca3b712e6b30de027805396c8284a7f", kill_on_drop: false }`
[INFO] [stdout] 98396c3b8edc1b38fff032cce5c92e47bca3b712e6b30de027805396c8284a7f
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-12-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af0e0bb74aa5886d74b1866b70b6f78b1bcde42bbd4c940ea4a1988d71426171
[INFO] running `Command { std: "docker" "start" "-a" "af0e0bb74aa5886d74b1866b70b6f78b1bcde42bbd4c940ea4a1988d71426171", kill_on_drop: false }`
[INFO] [stderr] warning: fields `name`, `kind`, `class`, and `ttl` are never read
[INFO] [stderr]    --> src/libs.rs:223:5
[INFO] [stderr]     |
[INFO] [stderr] 222 | pub struct DnsRecord {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 223 |     name: Vec<u8>,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 224 |     kind: RecordType,
[INFO] [stderr]     |     ^^^^
[INFO] [stderr] 225 |     class: Class,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 226 |     ttl: u32,
[INFO] [stderr]     |     ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DnsRecord` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `header`, `questions`, `authorities`, and `additional` are never read
[INFO] [stderr]    --> src/libs.rs:264:9
[INFO] [stderr]     |
[INFO] [stderr] 263 | struct DnsPacket {
[INFO] [stderr]     |        --------- fields in this struct
[INFO] [stderr] 264 |     pub header: DnsHeader,
[INFO] [stderr]     |         ^^^^^^
[INFO] [stderr] 265 |     pub questions: Vec<DnsQuestion>,
[INFO] [stderr]     |         ^^^^^^^^^
[INFO] [stderr] 266 |     pub answers: Vec<DnsRecord>,
[INFO] [stderr] 267 |     pub authorities: Vec<DnsRecord>,
[INFO] [stderr]     |         ^^^^^^^^^^^
[INFO] [stderr] 268 |     pub additional: Vec<DnsRecord>,
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `DnsPacket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: `toy-dns-resolver` (bin "toy-dns-resolver" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/toy_dns_resolver-d731598411d77d0c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test libs::test::test_build_query ... ok
[INFO] [stdout] test libs::test::test_encode_dns_name ... ok
[INFO] [stdout] test libs::test::test_decode_name ... ok
[INFO] [stdout] test libs::test::test_header ... ok
[INFO] [stdout] test libs::test::send_udp_request_to_google_dns_resolver ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- libs::test::send_udp_request_to_google_dns_resolver stdout ----
[INFO] [stdout] thread 'libs::test::send_udp_request_to_google_dns_resolver' panicked at src/libs.rs:339:49:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 101, kind: NetworkUnreachable, message: "Network is unreachable" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5f070ae7769a - std::backtrace_rs::backtrace::libunwind::trace::h8810477743020387
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x5f070ae7769a - std::backtrace_rs::backtrace::trace_unsynchronized::h3aa55355dd6c54a6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x5f070ae7769a - std::sys::backtrace::_print_fmt::h8588b0f62410823f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x5f070ae7769a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h98c26ac25ffe89bb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x5f070ae9e0f3 - core::fmt::rt::Argument::fmt::hf95377f4aebd453b
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x5f070ae9e0f3 - core::fmt::write::h0dd5f6e2238c7982
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/fmt/mod.rs:1189:21
[INFO] [stdout]    6:     0x5f070ae74273 - std::io::Write::write_fmt::h03bb0ca26e6faf8c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/io/mod.rs:1884:15
[INFO] [stdout]    7:     0x5f070ae774e2 - std::sys::backtrace::BacktraceLock::print::h5c19c1c038ee186d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x5f070ae78b1d - std::panicking::default_hook::{{closure}}::h77172f079a1fcb13
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:268:22
[INFO] [stdout]    9:     0x5f070ae78927 - std::panicking::default_hook::he5f8e3b203ccddba
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:292:9
[INFO] [stdout]   10:     0x5f070ae04897 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7a3c7b4a1ae77f2f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   11:     0x5f070ae04897 - test::test_main::{{closure}}::hf0d3b69ae9b353d1
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x5f070ae791c8 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h6332e82e7b189abd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1986:9
[INFO] [stdout]   13:     0x5f070ae791c8 - std::panicking::rust_panic_with_hook::h53863d4e9018df39
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:809:13
[INFO] [stdout]   14:     0x5f070ae78f8a - std::panicking::begin_panic_handler::{{closure}}::h67280e6fa0757873
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:674:13
[INFO] [stdout]   15:     0x5f070ae77b79 - std::sys::backtrace::__rust_end_short_backtrace::h1dac3f54d6fbbeb2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:170:18
[INFO] [stdout]   16:     0x5f070ae78c1c - rust_begin_unwind
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:665:5
[INFO] [stdout]   17:     0x5f070adb30e0 - core::panicking::panic_fmt::h6792bd1b2bf01041
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panicking.rs:76:14
[INFO] [stdout]   18:     0x5f070adb3566 - core::result::unwrap_failed::h05e0602ed34287c5
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1699:5
[INFO] [stdout]   19:     0x5f070adc3ba1 - core::result::Result<T,E>::unwrap::ha26bed8fb8707e8f
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/result.rs:1104:23
[INFO] [stdout]   20:     0x5f070adc3ba1 - toy_dns_resolver::libs::test::send_udp_request_to_google_dns_resolver::hd4a4ff28e452c45d
[INFO] [stdout]                                at /opt/rustwide/workdir/src/libs.rs:339:9
[INFO] [stdout]   21:     0x5f070adc37e7 - toy_dns_resolver::libs::test::send_udp_request_to_google_dns_resolver::{{closure}}::ha34b035738473ec2
[INFO] [stdout]                                at /opt/rustwide/workdir/src/libs.rs:336:49
[INFO] [stdout]   22:     0x5f070adc02b6 - core::ops::function::FnOnce::call_once::h9bd6b684796d1237
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   23:     0x5f070ae093bb - core::ops::function::FnOnce::call_once::h871bf86719ec9aa4
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x5f070ae093bb - test::__rust_begin_short_backtrace::h2167df1e2b7d76fd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:632:18
[INFO] [stdout]   25:     0x5f070ae08da8 - test::run_test_in_process::{{closure}}::h15d92f75a3adfb79
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:60
[INFO] [stdout]   26:     0x5f070ae08da8 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb6c8955835a8dbbb
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   27:     0x5f070ae08da8 - std::panicking::try::do_call::hc79d0fc888a0bd30
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   28:     0x5f070ae08da8 - std::panicking::try::hb8a7878e3a8589d6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   29:     0x5f070ae08da8 - std::panic::catch_unwind::hb8e4600ff0ff5cfa
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   30:     0x5f070ae08da8 - test::run_test_in_process::hc2900b0b18688dd6
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:655:27
[INFO] [stdout]   31:     0x5f070ae08da8 - test::run_test::{{closure}}::hac2a9cb07be3d48d
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:576:43
[INFO] [stdout]   32:     0x5f070adcc84a - test::run_test::{{closure}}::h4a5b729e66a38cd8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/test/src/lib.rs:606:41
[INFO] [stdout]   33:     0x5f070adcc84a - std::sys::backtrace::__rust_begin_short_backtrace::h0496fb742492f573
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/backtrace.rs:154:18
[INFO] [stdout]   34:     0x5f070add01c4 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hbb6d257c550a54bd
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:561:17
[INFO] [stdout]   35:     0x5f070add01c4 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h46696fe4a6832328
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   36:     0x5f070add01c4 - std::panicking::try::do_call::h2625a51b667bfb64
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:557:40
[INFO] [stdout]   37:     0x5f070add01c4 - std::panicking::try::hb956a59a1973aa4c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panicking.rs:520:19
[INFO] [stdout]   38:     0x5f070add01c4 - std::panic::catch_unwind::h64f3b9d1067ef6a0
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/panic.rs:358:14
[INFO] [stdout]   39:     0x5f070add01c4 - std::thread::Builder::spawn_unchecked_::{{closure}}::h42b2841295b6c0b2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/thread/mod.rs:559:30
[INFO] [stdout]   40:     0x5f070add01c4 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6127de71b8124639
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   41:     0x5f070ae7d28b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h42f0ba71002a1b2c
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   42:     0x5f070ae7d28b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::had9e47d7a3dcecb8
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/alloc/src/boxed.rs:1972:9
[INFO] [stdout]   43:     0x5f070ae7d28b - std::sys::pal::unix::thread::Thread::new::thread_start::h48cf765408f6f5f2
[INFO] [stdout]                                at /rustc/202008a1b8de96d2e5b6bc02d379db03a877d34d/library/std/src/sys/pal/unix/thread.rs:105:17
[INFO] [stdout]   44:     0x7d8d92a7fac3 - <unknown>
[INFO] [stdout]   45:     0x7d8d92b10a04 - clone
[INFO] [stdout]   46:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     libs::test::send_udp_request_to_google_dns_resolver
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin toy-dns-resolver`
[INFO] running `Command { std: "docker" "inspect" "af0e0bb74aa5886d74b1866b70b6f78b1bcde42bbd4c940ea4a1988d71426171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af0e0bb74aa5886d74b1866b70b6f78b1bcde42bbd4c940ea4a1988d71426171", kill_on_drop: false }`
[INFO] [stdout] af0e0bb74aa5886d74b1866b70b6f78b1bcde42bbd4c940ea4a1988d71426171
