[INFO] cloning repository https://github.com/tokenizer-decode/email-sleuth
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tokenizer-decode/email-sleuth" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokenizer-decode%2Femail-sleuth", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokenizer-decode%2Femail-sleuth'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0efa5687f8be37a849dac841efac7e543d191891
[INFO] building tokenizer-decode/email-sleuth against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftokenizer-decode%2Femail-sleuth" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tokenizer-decode/email-sleuth
[INFO] finished tweaking git repo https://github.com/tokenizer-decode/email-sleuth
[INFO] tweaked toml for git repo https://github.com/tokenizer-decode/email-sleuth written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tokenizer-decode/email-sleuth on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tokenizer-decode/email-sleuth 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: file `/workspace/builds/worker-5-tc1/source/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `email-sleuth`
[INFO] [stderr]   * `bin` target `es`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hostname v0.4.1
[INFO] [stderr]   Downloaded scraper v0.19.1
[INFO] [stderr]   Downloaded resolv-conf v0.7.1
[INFO] [stderr]   Downloaded stacker v0.1.21
[INFO] [stderr]   Downloaded toml v0.8.21
[INFO] [stderr]   Downloaded email-encoding v0.4.1
[INFO] [stderr]   Downloaded psm v0.1.26
[INFO] [stderr]   Downloaded clap v4.5.37
[INFO] [stderr]   Downloaded webdriver v0.46.0
[INFO] [stderr]   Downloaded fantoccini v0.19.3
[INFO] [stderr]   Downloaded toml_edit v0.22.25
[INFO] [stderr]   Downloaded clap_builder v4.5.37
[INFO] [stderr]   Downloaded lettre v0.11.15
[INFO] [stderr]   Downloaded winnow v0.7.7
[INFO] [stderr]   Downloaded rustls v0.23.26
[INFO] [stderr]   Downloaded cc v1.2.20
[INFO] [stderr]   Downloaded chumsky v0.9.3
[INFO] [stderr]   Downloaded quinn-proto v0.11.11
[INFO] [stderr]   Downloaded quinn-udp v0.5.11
[INFO] [stderr]   Downloaded nom v8.0.0
[INFO] [stderr]   Downloaded quinn v0.11.7
[INFO] [stderr]   Downloaded string_cache_codegen v0.5.4
[INFO] [stderr]   Downloaded dtoa v1.0.10
[INFO] [stderr]   Downloaded toml_write v0.1.0
[INFO] [stderr]   Downloaded email_address v0.2.9
[INFO] [stderr]   Downloaded quoted_printable v0.5.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1aa8cab3ddbb645482a8468795122bdd5c0a5c0d0c1f04b290dab2231e9e54f4
[INFO] running `Command { std: "docker" "start" "-a" "1aa8cab3ddbb645482a8468795122bdd5c0a5c0d0c1f04b290dab2231e9e54f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1aa8cab3ddbb645482a8468795122bdd5c0a5c0d0c1f04b290dab2231e9e54f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1aa8cab3ddbb645482a8468795122bdd5c0a5c0d0c1f04b290dab2231e9e54f4", kill_on_drop: false }`
[INFO] [stdout] 1aa8cab3ddbb645482a8468795122bdd5c0a5c0d0c1f04b290dab2231e9e54f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fd1405a0938aa463bacc72af82f07ccb68c66b5af999a1ed093913554451b3a2
[INFO] running `Command { std: "docker" "start" "-a" "fd1405a0938aa463bacc72af82f07ccb68c66b5af999a1ed093913554451b3a2", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `email-sleuth`
[INFO] [stderr]   * `bin` target `es`
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling smallvec v1.15.0
[INFO] [stderr]    Compiling cc v1.2.20
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling icu_locid_transform_data v1.5.1
[INFO] [stderr]    Compiling phf_shared v0.11.3
[INFO] [stderr]    Compiling icu_properties_data v1.5.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling icu_normalizer_data v1.5.1
[INFO] [stderr]    Compiling tracing-core v0.1.33
[INFO] [stderr]    Compiling rustls-pki-types v1.11.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling openssl v0.10.72
[INFO] [stderr]    Compiling openssl-src v300.5.0+3.5.0
[INFO] [stderr]    Compiling rustls v0.23.26
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling futf v0.1.5
[INFO] [stderr]    Compiling dtoa v1.0.10
[INFO] [stderr]    Compiling rustls v0.21.12
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling dtoa-short v0.3.5
[INFO] [stderr]    Compiling tendril v0.4.3
[INFO] [stderr]    Compiling anstyle-parse v0.2.6
[INFO] [stderr]    Compiling time v0.3.41
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling ring v0.17.14
[INFO] [stderr]    Compiling openssl-sys v0.9.107
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling psm v0.1.26
[INFO] [stderr]    Compiling stacker v0.1.21
[INFO] [stderr]    Compiling portable-atomic v1.11.0
[INFO] [stderr]    Compiling anstyle-query v1.1.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling colorchoice v1.0.3
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling anstream v0.6.18
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling webpki-roots v0.26.8
[INFO] [stderr]    Compiling servo_arc v0.3.0
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling sync_wrapper v1.0.2
[INFO] [stderr]    Compiling hostname v0.4.1
[INFO] [stderr]    Compiling selectors v0.25.0
[INFO] [stderr]    Compiling toml_write v0.1.0
[INFO] [stderr]    Compiling cookie v0.16.2
[INFO] [stderr]    Compiling clap_lex v0.7.4
[INFO] [stderr]    Compiling markup5ever v0.12.1
[INFO] [stderr]    Compiling winnow v0.7.7
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling clap_builder v4.5.37
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling resolv-conf v0.7.1
[INFO] [stderr]    Compiling chumsky v0.9.3
[INFO] [stderr]    Compiling rustls-webpki v0.103.1
[INFO] [stderr]    Compiling rustls-webpki v0.101.7
[INFO] [stderr]    Compiling sct v0.7.1
[INFO] [stderr]    Compiling email-encoding v0.4.1
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.44.2
[INFO] [stderr]    Compiling zerofrom v0.1.6
[INFO] [stderr]    Compiling yoke v0.7.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.28
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling zerovec v0.10.4
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling phf v0.11.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling tracing v0.1.41
[INFO] [stderr]    Compiling tinystr v0.7.6
[INFO] [stderr]    Compiling icu_collections v1.5.0
[INFO] [stderr]    Compiling icu_locid v1.5.0
[INFO] [stderr]    Compiling async-trait v0.1.88
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling icu_provider v1.5.0
[INFO] [stderr]    Compiling icu_locid_transform v1.5.0
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
[INFO] [stderr]    Compiling icu_properties v1.5.1
[INFO] [stderr]    Compiling cssparser v0.31.2
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling enum-as-inner v0.6.1
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling string_cache v0.8.9
[INFO] [stderr]    Compiling toml_datetime v0.6.9
[INFO] [stderr]    Compiling hyper v1.6.0
[INFO] [stderr]    Compiling tokio-rustls v0.26.2
[INFO] [stderr]    Compiling icu_normalizer v1.5.0
[INFO] [stderr]    Compiling idna_adapter v1.2.0
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling hyper-util v0.1.11
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling hyper v0.14.32
[INFO] [stderr]    Compiling serde_spanned v0.6.8
[INFO] [stderr]    Compiling toml_edit v0.22.25
[INFO] [stderr]    Compiling hyper-rustls v0.27.5
[INFO] [stderr]    Compiling webdriver v0.46.0
[INFO] [stderr]    Compiling trust-dns-proto v0.23.2
[INFO] [stderr]    Compiling tower v0.5.2
[INFO] [stderr]    Compiling tokio-util v0.7.15
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling clap_derive v4.5.32
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling rustls-native-certs v0.8.1
[INFO] [stderr]    Compiling rustls-pemfile v2.2.0
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling thread_local v1.1.8
[INFO] [stderr]    Compiling ego-tree v0.6.3
[INFO] [stderr]    Compiling email_address v0.2.9
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling quoted_printable v0.5.1
[INFO] [stderr]    Compiling chrono v0.4.41
[INFO] [stderr]    Compiling indicatif v0.17.11
[INFO] [stderr]    Compiling scraper v0.19.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.23.2
[INFO] [stderr]    Compiling clap v4.5.37
[INFO] [stderr]    Compiling tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling reqwest v0.12.15
[INFO] [stderr]    Compiling toml v0.8.21
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tokio-rustls v0.24.1
[INFO] [stderr]    Compiling rustls-native-certs v0.6.3
[INFO] [stderr]    Compiling lettre v0.11.15
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling tokio-native-tls v0.3.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling fantoccini v0.19.3
[INFO] [stderr]    Compiling email-sleuth v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `skip_smtp` is never read
[INFO] [stdout]    --> src/core/sleuth.rs:485:29
[INFO] [stdout]     |
[INFO] [stdout] 485 | ...                   skip_smtp = true;
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `preference` is never read
[INFO] [stdout]   --> src/utils/dns.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct MailServer {
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub preference: u16,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MailServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7m 51s
[INFO] running `Command { std: "docker" "inspect" "fd1405a0938aa463bacc72af82f07ccb68c66b5af999a1ed093913554451b3a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd1405a0938aa463bacc72af82f07ccb68c66b5af999a1ed093913554451b3a2", kill_on_drop: false }`
[INFO] [stdout] fd1405a0938aa463bacc72af82f07ccb68c66b5af999a1ed093913554451b3a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c3dfc4629bab870010e41e326aee85b9c9bdc7366a4e94dd888fccba4df4d64
[INFO] running `Command { std: "docker" "start" "-a" "0c3dfc4629bab870010e41e326aee85b9c9bdc7366a4e94dd888fccba4df4d64", kill_on_drop: false }`
[INFO] [stderr] warning: file `/opt/rustwide/workdir/src/main.rs` found to be present in multiple build targets:
[INFO] [stderr]   * `bin` target `email-sleuth`
[INFO] [stderr]   * `bin` target `es`
[INFO] [stdout] warning: value assigned to `skip_smtp` is never read
[INFO] [stdout]    --> src/core/sleuth.rs:485:29
[INFO] [stdout]     |
[INFO] [stdout] 485 | ...                   skip_smtp = true;
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `preference` is never read
[INFO] [stdout]   --> src/utils/dns.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct MailServer {
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub preference: u16,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MailServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling email-sleuth v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `skip_smtp` is never read
[INFO] [stdout]    --> src/core/sleuth.rs:485:29
[INFO] [stdout]     |
[INFO] [stdout] 485 | ...                   skip_smtp = true;
[INFO] [stdout]     |                       ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `preference` is never read
[INFO] [stdout]   --> src/utils/dns.rs:17:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) struct MailServer {
[INFO] [stdout]    |                   ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     pub preference: u16,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MailServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.37s
[INFO] running `Command { std: "docker" "inspect" "0c3dfc4629bab870010e41e326aee85b9c9bdc7366a4e94dd888fccba4df4d64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c3dfc4629bab870010e41e326aee85b9c9bdc7366a4e94dd888fccba4df4d64", kill_on_drop: false }`
[INFO] [stdout] 0c3dfc4629bab870010e41e326aee85b9c9bdc7366a4e94dd888fccba4df4d64