[INFO] cloning repository https://github.com/KatosGrupe/maintainance_reminder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KatosGrupe/maintainance_reminder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatosGrupe%2Fmaintainance_reminder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatosGrupe%2Fmaintainance_reminder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c8ec84a3f5e167d46a1ed2ab305221e0234f13a6
[INFO] checking KatosGrupe/maintainance_reminder against try#b20a093d9fb1ffaa04ae9852cb034864a992bafd for pr-85073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKatosGrupe%2Fmaintainance_reminder" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/KatosGrupe/maintainance_reminder on toolchain b20a093d9fb1ffaa04ae9852cb034864a992bafd
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/KatosGrupe/maintainance_reminder
[INFO] finished tweaking git repo https://github.com/KatosGrupe/maintainance_reminder
[INFO] tweaked toml for git repo https://github.com/KatosGrupe/maintainance_reminder written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/KatosGrupe/maintainance_reminder already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rocket_http v0.4.6
[INFO] [stderr]   Downloaded rocket_contrib v0.4.6
[INFO] [stderr]   Downloaded rocket v0.4.6
[INFO] [stderr]   Downloaded unic-char-range v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-version v0.7.0
[INFO] [stderr]   Downloaded unic-segment v0.7.0
[INFO] [stderr]   Downloaded simplelog v0.9.0
[INFO] [stderr]   Downloaded sqlite3-sys v0.12.0
[INFO] [stderr]   Downloaded sqlite3-src v0.2.12
[INFO] [stderr]   Downloaded unic-char-property v0.7.0
[INFO] [stderr]   Downloaded tera v0.11.20
[INFO] [stderr]   Downloaded rocket_codegen v0.4.6
[INFO] [stderr]   Downloaded sqlite v0.25.3
[INFO] [stderr]   Downloaded unic-common v0.7.0
[INFO] [stderr]   Downloaded unic-ucd-segment v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c50e9960a01bc10aa2e8f4c8933f501a5a6b3f2fc3430f71a0fc5cd571363c2e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c50e9960a01bc10aa2e8f4c8933f501a5a6b3f2fc3430f71a0fc5cd571363c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c50e9960a01bc10aa2e8f4c8933f501a5a6b3f2fc3430f71a0fc5cd571363c2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50e9960a01bc10aa2e8f4c8933f501a5a6b3f2fc3430f71a0fc5cd571363c2e", kill_on_drop: false }`
[INFO] [stdout] c50e9960a01bc10aa2e8f4c8933f501a5a6b3f2fc3430f71a0fc5cd571363c2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+b20a093d9fb1ffaa04ae9852cb034864a992bafd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6ca448b2cbdf8ddc6fa5b896b9798bd7025e308b382d8d98e176d24b0edd164
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a6ca448b2cbdf8ddc6fa5b896b9798bd7025e308b382d8d98e176d24b0edd164", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling subtle v2.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling zeroize v1.2.0
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking ascii_utils v0.9.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking glob v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking fast_chemail v0.9.6
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking inotify-sys v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]    Compiling pear_codegen v0.1.4
[INFO] [stderr]    Compiling rocket_codegen v0.4.6
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling rocket v0.4.6
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]     Checking unicode-normalization v0.1.16
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling sqlite3-src v0.2.12
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking sqlite3-sys v0.12.0
[INFO] [stderr]    Compiling block-cipher-trait v0.6.2
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling universal-hash v0.3.0
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling aead v0.2.0
[INFO] [stderr]     Checking sqlite v0.25.3
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling aes-soft v0.3.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking addr2line v0.14.1
[INFO] [stderr]    Compiling polyval v0.3.3
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling hkdf v0.8.0
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]    Compiling aes v0.3.2
[INFO] [stderr]    Compiling ghash v0.2.3
[INFO] [stderr]     Checking backtrace v0.3.55
[INFO] [stderr]    Compiling aes-gcm v0.5.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]    Compiling cookie v0.11.3
[INFO] [stderr]     Checking simplelog v0.9.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr]    Compiling devise v0.2.0
[INFO] [stderr]    Compiling pear v0.1.4
[INFO] [stderr]     Checking rocket_http v0.4.6
[INFO] [stderr]     Checking serde_json v1.0.61
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking tera v0.11.20
[INFO] [stderr]     Checking lettre v0.9.5
[INFO] [stderr]     Checking rocket_contrib v0.4.6
[INFO] [stderr]     Checking maintainance_reminder v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Credentials`, `Mechanism`
[INFO] [stdout]   --> src/main.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | use lettre::smtp::authentication::{Credentials, Mechanism};
[INFO] [stdout]    |                                    ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lettre::smtp::ConnectionReuseParameters`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use lettre::smtp::ConnectionReuseParameters;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ClientSecurity`, `ClientTlsParameters`, `EmailAddress`, `Envelope`, `Message`, `SendableEmail`, `SmtpClient`, `Transport`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ClientSecurity, ClientTlsParameters, EmailAddress, Envelope, Message, SendableEmail,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     SmtpClient, Transport,
[INFO] [stdout]    |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Protocol`, `TlsConnector`
[INFO] [stdout]   --> src/main.rs:27:18
[INFO] [stdout]    |
[INFO] [stdout] 27 | use native_tls::{Protocol, TlsConnector};
[INFO] [stdout]    |                  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Credentials`, `Mechanism`
[INFO] [stdout]   --> src/main.rs:21:36
[INFO] [stdout]    |
[INFO] [stdout] 21 | use lettre::smtp::authentication::{Credentials, Mechanism};
[INFO] [stdout]    |                                    ^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lettre::smtp::ConnectionReuseParameters`
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | use lettre::smtp::ConnectionReuseParameters;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `ClientSecurity`, `ClientTlsParameters`, `EmailAddress`, `Envelope`, `Message`, `SendableEmail`, `SmtpClient`, `Transport`
[INFO] [stdout]   --> src/main.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ClientSecurity, ClientTlsParameters, EmailAddress, Envelope, Message, SendableEmail,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^  ^^^^^^^^  ^^^^^^^  ^^^^^^^^^^^^^
[INFO] [stdout] 25 |     SmtpClient, Transport,
[INFO] [stdout]    |     ^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Protocol`, `TlsConnector`
[INFO] [stdout]   --> src/main.rs:27:18
[INFO] [stdout]    |
[INFO] [stdout] 27 | use native_tls::{Protocol, TlsConnector};
[INFO] [stdout]    |                  ^^^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let config = Config::load();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `config`
[INFO] [stdout]   --> src/main.rs:41:9
[INFO] [stdout]    |
[INFO] [stdout] 41 |     let config = Config::load();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_config`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `server`
[INFO] [stdout]  --> src/config.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     server: ServerConfig,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `port`
[INFO] [stdout]   --> src/config.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     port: i32,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `listen`
[INFO] [stdout]   --> src/config.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     listen: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SmtpClient`
[INFO] [stdout]   --> src/mail.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SmtpClient {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]   --> src/mail.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn connect(config: EmailConfig) -> SmtpClient {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_email`
[INFO] [stdout]   --> src/mail.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn send_email(
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `SmtpClient`
[INFO] [stdout]   --> src/mail.rs:11:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub struct SmtpClient {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `connect`
[INFO] [stdout]   --> src/mail.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn connect(config: EmailConfig) -> SmtpClient {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `send_email`
[INFO] [stdout]   --> src/mail.rs:39:12
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn send_email(
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.95s
[INFO] running `Command { std: "docker" "inspect" "a6ca448b2cbdf8ddc6fa5b896b9798bd7025e308b382d8d98e176d24b0edd164", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6ca448b2cbdf8ddc6fa5b896b9798bd7025e308b382d8d98e176d24b0edd164", kill_on_drop: false }`
[INFO] [stdout] a6ca448b2cbdf8ddc6fa5b896b9798bd7025e308b382d8d98e176d24b0edd164