[INFO] fetching crate wasm-smtp-core 0.5.2...
[INFO] testing wasm-smtp-core-0.5.2 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate wasm-smtp-core 0.5.2 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate wasm-smtp-core 0.5.2
[INFO] finished tweaking crates.io crate wasm-smtp-core 0.5.2
[INFO] tweaked toml for crates.io crate wasm-smtp-core 0.5.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate wasm-smtp-core 0.5.2 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate wasm-smtp-core 0.5.2 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" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4
[INFO] running `Command { std: "docker" "start" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasm-smtp-core v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:263:11
[INFO] [stdout]     |
[INFO] [stdout] 263 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:323:11
[INFO] [stdout]     |
[INFO] [stdout] 323 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/client.rs:469:11
[INFO] [stdout]     |
[INFO] [stdout] 469 |     #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:203:19
[INFO] [stdout]     |
[INFO] [stdout] 203 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:226:19
[INFO] [stdout]     |
[INFO] [stdout] 226 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:228:23
[INFO] [stdout]     |
[INFO] [stdout] 228 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:408:23
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:415:27
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:852:7
[INFO] [stdout]     |
[INFO] [stdout] 852 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:881:7
[INFO] [stdout]     |
[INFO] [stdout] 881 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:918:7
[INFO] [stdout]     |
[INFO] [stdout] 918 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]     --> src/protocol.rs:1024:7
[INFO] [stdout]      |
[INFO] [stdout] 1024 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:263:11
[INFO] [stdout]     |
[INFO] [stdout] 263 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:323:11
[INFO] [stdout]     |
[INFO] [stdout] 323 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/client.rs:469:11
[INFO] [stdout]     |
[INFO] [stdout] 469 |     #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:203:19
[INFO] [stdout]     |
[INFO] [stdout] 203 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:226:19
[INFO] [stdout]     |
[INFO] [stdout] 226 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling wasm-smtp-core v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:228:23
[INFO] [stdout]     |
[INFO] [stdout] 228 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:408:23
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:415:27
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:852:7
[INFO] [stdout]     |
[INFO] [stdout] 852 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:881:7
[INFO] [stdout]     |
[INFO] [stdout] 881 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:918:7
[INFO] [stdout]     |
[INFO] [stdout] 918 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]     --> src/protocol.rs:1024:7
[INFO] [stdout]      |
[INFO] [stdout] 1024 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:263:11
[INFO] [stdout]     |
[INFO] [stdout] 263 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:323:11
[INFO] [stdout]     |
[INFO] [stdout] 323 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/client.rs:469:11
[INFO] [stdout]     |
[INFO] [stdout] 469 |     #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:203:19
[INFO] [stdout]     |
[INFO] [stdout] 203 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:208:23
[INFO] [stdout]     |
[INFO] [stdout] 208 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:226:19
[INFO] [stdout]     |
[INFO] [stdout] 226 |             #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/client.rs:228:23
[INFO] [stdout]     |
[INFO] [stdout] 228 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:408:23
[INFO] [stdout]     |
[INFO] [stdout] 408 |                 #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/error.rs:415:27
[INFO] [stdout]     |
[INFO] [stdout] 415 |                 #[cfg(not(feature = "xoauth2"))]
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:828:7
[INFO] [stdout]     |
[INFO] [stdout] 828 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:852:7
[INFO] [stdout]     |
[INFO] [stdout] 852 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/protocol.rs:881:7
[INFO] [stdout]     |
[INFO] [stdout] 881 | #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:918:7
[INFO] [stdout]     |
[INFO] [stdout] 918 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]    --> src/protocol.rs:945:7
[INFO] [stdout]     |
[INFO] [stdout] 945 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]     --> src/protocol.rs:1024:7
[INFO] [stdout]      |
[INFO] [stdout] 1024 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stdout]     --> src/tests.rs:2654:7
[INFO] [stdout]      |
[INFO] [stdout] 2654 | #[cfg(feature = "smtputf8")]
[INFO] [stdout]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:245:11
[INFO] [stdout]     |
[INFO] [stdout] 245 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:927:11
[INFO] [stdout]     |
[INFO] [stdout] 927 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:949:11
[INFO] [stdout]     |
[INFO] [stdout] 949 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:961:11
[INFO] [stdout]     |
[INFO] [stdout] 961 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:972:11
[INFO] [stdout]     |
[INFO] [stdout] 972 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:979:11
[INFO] [stdout]     |
[INFO] [stdout] 979 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:988:11
[INFO] [stdout]     |
[INFO] [stdout] 988 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]    --> src/tests.rs:995:11
[INFO] [stdout]     |
[INFO] [stdout] 995 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]     |
[INFO] [stdout]     = note: no expected values for `feature`
[INFO] [stdout]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:1015:11
[INFO] [stdout]      |
[INFO] [stdout] 1015 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2481:11
[INFO] [stdout]      |
[INFO] [stdout] 2481 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2491:11
[INFO] [stdout]      |
[INFO] [stdout] 2491 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2514:11
[INFO] [stdout]      |
[INFO] [stdout] 2514 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2527:11
[INFO] [stdout]      |
[INFO] [stdout] 2527 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2568:11
[INFO] [stdout]      |
[INFO] [stdout] 2568 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2587:11
[INFO] [stdout]      |
[INFO] [stdout] 2587 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2607:11
[INFO] [stdout]      |
[INFO] [stdout] 2607 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stdout]     --> src/tests.rs:2621:11
[INFO] [stdout]      |
[INFO] [stdout] 2621 |     #[cfg(feature = "xoauth2")]
[INFO] [stdout]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stdout]      |
[INFO] [stdout]      = note: no expected values for `feature`
[INFO] [stdout]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stdout]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:263:11
[INFO] [stderr]     |
[INFO] [stderr] 263 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:323:11
[INFO] [stderr]     |
[INFO] [stderr] 323 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stderr]    --> src/client.rs:469:11
[INFO] [stderr]     |
[INFO] [stderr] 469 |     #[cfg(feature = "smtputf8")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:203:19
[INFO] [stderr]     |
[INFO] [stderr] 203 |             #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:208:23
[INFO] [stderr]     |
[INFO] [stderr] 208 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:226:19
[INFO] [stderr]     |
[INFO] [stderr] 226 |             #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/client.rs:228:23
[INFO] [stderr]     |
[INFO] [stderr] 228 |             #[cfg(not(feature = "xoauth2"))]
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/error.rs:408:23
[INFO] [stderr]     |
[INFO] [stderr] 408 |                 #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |                       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/error.rs:415:27
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 #[cfg(not(feature = "xoauth2"))]
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/protocol.rs:828:7
[INFO] [stderr]     |
[INFO] [stderr] 828 | #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/protocol.rs:852:7
[INFO] [stderr]     |
[INFO] [stderr] 852 | #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/protocol.rs:881:7
[INFO] [stderr]     |
[INFO] [stderr] 881 | #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stderr]    --> src/protocol.rs:918:7
[INFO] [stderr]     |
[INFO] [stderr] 918 | #[cfg(feature = "smtputf8")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stderr]    --> src/protocol.rs:945:7
[INFO] [stderr]     |
[INFO] [stderr] 945 | #[cfg(feature = "smtputf8")]
[INFO] [stderr]     |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stderr]     --> src/protocol.rs:1024:7
[INFO] [stderr]      |
[INFO] [stderr] 1024 | #[cfg(feature = "smtputf8")]
[INFO] [stderr]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `wasm-smtp-core` (lib) generated 15 warnings
[INFO] [stderr] warning: unexpected `cfg` condition value: `smtputf8`
[INFO] [stderr]     --> src/tests.rs:2654:7
[INFO] [stderr]      |
[INFO] [stderr] 2654 | #[cfg(feature = "smtputf8")]
[INFO] [stderr]      |       ^^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `smtputf8` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:245:11
[INFO] [stderr]     |
[INFO] [stderr] 245 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:927:11
[INFO] [stderr]     |
[INFO] [stderr] 927 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:949:11
[INFO] [stderr]     |
[INFO] [stderr] 949 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:961:11
[INFO] [stderr]     |
[INFO] [stderr] 961 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:972:11
[INFO] [stderr]     |
[INFO] [stderr] 972 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:979:11
[INFO] [stderr]     |
[INFO] [stderr] 979 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:988:11
[INFO] [stderr]     |
[INFO] [stderr] 988 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]    --> src/tests.rs:995:11
[INFO] [stderr]     |
[INFO] [stderr] 995 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]     |
[INFO] [stderr]     = note: no expected values for `feature`
[INFO] [stderr]     = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:1015:11
[INFO] [stderr]      |
[INFO] [stderr] 1015 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2481:11
[INFO] [stderr]      |
[INFO] [stderr] 2481 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2491:11
[INFO] [stderr]      |
[INFO] [stderr] 2491 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2514:11
[INFO] [stderr]      |
[INFO] [stderr] 2514 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2527:11
[INFO] [stderr]      |
[INFO] [stderr] 2527 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2568:11
[INFO] [stderr]      |
[INFO] [stderr] 2568 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2587:11
[INFO] [stderr]      |
[INFO] [stderr] 2587 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2607:11
[INFO] [stderr]      |
[INFO] [stderr] 2607 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition value: `xoauth2`
[INFO] [stderr]     --> src/tests.rs:2621:11
[INFO] [stderr]      |
[INFO] [stderr] 2621 |     #[cfg(feature = "xoauth2")]
[INFO] [stderr]      |           ^^^^^^^^^^^^^^^^^^^ help: remove the condition
[INFO] [stderr]      |
[INFO] [stderr]      = note: no expected values for `feature`
[INFO] [stderr]      = help: consider adding `xoauth2` as a feature in `Cargo.toml`
[INFO] [stderr]      = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `wasm-smtp-core` (lib test) generated 33 warnings (15 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/wasm_smtp_core-7071912d9f58bbd6)
[INFO] [stdout] 
[INFO] [stdout] running 143 tests
[INFO] [stdout] test tests::client_tests::connect_fails_on_non_220_greeting ... ok
[INFO] [stdout] test tests::client_tests::connect_starttls_runs_full_upgrade_sequence ... ok
[INFO] [stdout] test tests::client_tests::auth_plain_unexpected_non_5xx_keeps_protocol_error_with_op ... ok
[INFO] [stdout] test tests::client_tests::enhancedstatuscodes_disabled_after_starttls_re_ehlo_without_it ... ok
[INFO] [stdout] test tests::client_tests::connect_reads_greeting_and_sends_ehlo ... ok
[INFO] [stdout] test tests::client_tests::invalid_ehlo_domain_is_rejected_before_io ... ok
[INFO] [stdout] test tests::client_tests::auth_rejected_carries_enhanced_when_advertised ... ok
[INFO] [stdout] test tests::client_tests::login_falls_back_to_login_when_only_login_advertised ... ok
[INFO] [stdout] test tests::client_tests::explicit_starttls_method_works_post_connect ... ok
[INFO] [stdout] test tests::client_tests::login_fails_when_auth_login_not_advertised ... ok
[INFO] [stdout] test tests::client_tests::login_fails_when_no_supported_mechanism_is_advertised ... ok
[INFO] [stdout] test tests::client_tests::malformed_reply_line_is_rejected ... ok
[INFO] [stdout] test tests::client_tests::login_plain_handles_535_rejection_as_auth_error ... ok
[INFO] [stdout] test tests::client_tests::quit_sends_quit_and_closes_transport ... ok
[INFO] [stdout] test tests::client_tests::login_rejects_credentials_with_nul_byte_before_io ... ok
[INFO] [stdout] test tests::client_tests::send_mail_after_mail_from_rejection_marks_session_closed ... ok
[INFO] [stdout] test tests::client_tests::read_handles_chunks_split_arbitrarily ... ok
[INFO] [stdout] test tests::client_tests::send_mail_dot_stuffs_leading_dot_lines ... ok
[INFO] [stdout] test tests::client_tests::login_uses_plain_when_advertised ... ok
[INFO] [stdout] test tests::client_tests::login_with_plain_explicit_uses_plain_even_when_login_also_advertised ... ok
[INFO] [stdout] test tests::client_tests::send_mail_full_transaction_no_auth ... ok
[INFO] [stdout] test tests::client_tests::starttls_aborts_upgrade_when_buffer_holds_residue ... ok
[INFO] [stdout] test tests::client_tests::send_mail_rejects_crlf_injection_in_address ... ok
[INFO] [stdout] test tests::client_tests::starttls_buffer_residue_byte_count_is_residual_length ... ok
[INFO] [stdout] test tests::client_tests::starttls_fails_when_server_rejects_command ... ok
[INFO] [stdout] test tests::client_tests::starttls_fails_when_extension_not_advertised ... ok
[INFO] [stdout] test tests::client_tests::send_mail_rejects_empty_recipients ... ok
[INFO] [stdout] test tests::client_tests::login_with_login_explicit_uses_login_even_when_plain_also_advertised ... ok
[INFO] [stdout] test tests::client_tests::starttls_propagates_transport_upgrade_failure_as_io_error ... ok
[INFO] [stdout] test tests::client_tests::starttls_buffer_residue_aborts_upgrade ... ok
[INFO] [stdout] test tests::client_tests::login_rejects_empty_username_before_io ... ok
[INFO] [stdout] test tests::client_tests::login_sends_correct_auth_login_sequence ... ok
[INFO] [stdout] test tests::client_tests::inconsistent_multiline_codes_are_rejected ... ok
[INFO] [stdout] test tests::client_tests::starttls_rejects_call_after_login ... ok
[INFO] [stdout] test tests::client_tests::unexpected_close_during_reply_is_classified ... ok
[INFO] [stdout] test tests::client_tests::starttls_then_login_uses_post_tls_capabilities ... ok
[INFO] [stdout] test tests::client_tests::two_send_mails_in_one_session_succeed ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_carries_enhanced_when_advertised ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_data_command ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_ehlo ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_greeting ... ok
[INFO] [stdout] test tests::client_tests::login_fails_on_535_rejection ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_quit_propagates_after_close ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_no_enhanced_when_not_advertised ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_rcpt_to ... ok
[INFO] [stdout] test tests::client_tests::unsupported_mechanism_message_lists_supported_options ... ok
[INFO] [stdout] test tests::error_tests::auth_rejected_carries_server_code_and_text ... ok
[INFO] [stdout] test tests::error_tests::from_conversions_wrap_in_correct_variant ... ok
[INFO] [stdout] test tests::error_tests::invalid_input_takes_only_static_strings ... ok
[INFO] [stdout] test tests::error_tests::smtp_error_display_protocol_includes_code_and_message ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_display_includes_enhanced_bracket ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_data_body ... ok
[INFO] [stdout] test tests::client_tests::unexpected_code_during_mail_from ... ok
[INFO] [stdout] test tests::error_tests::smtp_error_source_chains_to_inner_variant ... ok
[INFO] [stdout] test tests::error_tests::smtp_op_display_uses_wire_keyword ... ok
[INFO] [stdout] test tests::protocol_tests::auth_plain_initial_response_round_trips_through_base64 ... ok
[INFO] [stdout] test tests::protocol_tests::base64_encode_auth_login_canonical_examples ... ok
[INFO] [stdout] test tests::protocol_tests::base64_encode_handles_high_bytes ... ok
[INFO] [stdout] test tests::protocol_tests::auth_mechanism_name_and_display ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_empty_body ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_dot_after_crlf ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_double_dot_only_first_is_at_line_start ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_simple_body ... ok
[INFO] [stdout] test tests::protocol_tests::base64_encode_rfc4648_vectors ... ok
[INFO] [stdout] test tests::protocol_tests::auth_mechanism_xoauth2_name_is_exact_keyword ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_already_crlf_terminated ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_enhancedstatuscodes_finds_listed_extension ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_terminator_pattern_inside_body_is_stuffed ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_dot_at_first_byte ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_auth_finds_listed_mechanisms ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_dot_inside_line_not_stuffed ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_auth_is_case_insensitive ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_starttls_does_not_match_substrings ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_dot_only_line ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_starttls_finds_listed_extension ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_starttls_handles_empty_caps ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_enhancedstatuscodes_returns_false_when_absent ... ok
[INFO] [stdout] test tests::protocol_tests::format_command_basic ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_starttls_returns_false_when_absent ... ok
[INFO] [stdout] test tests::protocol_tests::format_mail_from_wraps_in_brackets ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_invalid_separator ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_continuation ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_auth_no_auth_line_means_false ... ok
[INFO] [stdout] test tests::protocol_tests::auth_plain_initial_response_canonical_example ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_separator_with_empty_text ... ok
[INFO] [stdout] test tests::protocol_tests::format_command_arg_basic ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_non_digit_code ... ok
[INFO] [stdout] test tests::protocol_tests::reply_parses_enhanced_status_basic ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_enhancedstatuscodes_does_not_match_substrings ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_enhancedstatuscodes_is_case_insensitive ... ok
[INFO] [stdout] test tests::protocol_tests::auth_plain_initial_response_handles_utf8_password ... ok
[INFO] [stdout] test tests::protocol_tests::reply_message_text_unchanged_without_enhanced ... ok
[INFO] [stdout] test tests::protocol_tests::format_rcpt_to_wraps_in_brackets ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_three_digit_only_is_last ... ok
[INFO] [stdout] test tests::protocol_tests::reply_rejects_malformed_enhanced_status ... ok
[INFO] [stdout] test tests::protocol_tests::reply_rejects_invalid_enhanced_class_digits ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_falls_back_to_login ... ok
[INFO] [stdout] test tests::protocol_tests::reply_parses_enhanced_status_class_2_and_4 ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_prefers_plain ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_too_short ... ok
[INFO] [stdout] test tests::protocol_tests::reply_class_and_joined_text ... ok
[INFO] [stdout] test tests::protocol_tests::dot_stuff_multiple_consecutive_dot_lines ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_returns_none_when_no_auth_advertised ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_returns_none_when_unsupported_only ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_accepts_at_local_part_limit ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_non_ascii ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_accepts_at_total_limit ... ok
[INFO] [stdout] test tests::protocol_tests::parse_reply_line_single_line ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_whitespace ... ok
[INFO] [stdout] test tests::protocol_tests::validate_ehlo_domain_accepts_fqdn_and_address_literal ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_overly_long_domain ... ok
[INFO] [stdout] test tests::protocol_tests::reply_message_text_strips_enhanced_prefix_when_present ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_crlf_injection ... ok
[INFO] [stdout] test tests::protocol_tests::ehlo_advertises_starttls_is_case_insensitive ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_empty ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_accepts_simple ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_nul ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_overly_long_local_part ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_overly_long_total ... ok
[INFO] [stdout] test tests::protocol_tests::validate_ehlo_domain_rejects_empty ... ok
[INFO] [stdout] test tests::session_tests::forward_progression_is_allowed ... ok
[INFO] [stdout] test tests::protocol_tests::validate_ehlo_domain_rejects_non_ascii ... ok
[INFO] [stdout] test tests::protocol_tests::validate_ehlo_domain_rejects_whitespace_and_crlf ... ok
[INFO] [stdout] test tests::protocol_tests::validate_login_credentials_reject_empty ... ok
[INFO] [stdout] test tests::session_tests::closed_is_the_only_terminal_state ... ok
[INFO] [stdout] test tests::session_tests::invalid_transitions_are_rejected ... ok
[INFO] [stdout] test tests::session_tests::multiple_recipients_stay_in_rcptto ... ok
[INFO] [stdout] test tests::session_tests::quit_is_allowed_from_every_active_state ... ok
[INFO] [stdout] test tests::session_tests::skipping_authentication_is_allowed ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_handles_empty_capabilities ... ok
[INFO] [stdout] test tests::protocol_tests::validate_plain_credentials_reject_empty ... ok
[INFO] [stdout] test tests::protocol_tests::validate_login_password_rejects_nul ... ok
[INFO] [stdout] test tests::client_tests::login_with_plain_fails_when_only_login_advertised ... ok
[INFO] [stdout] test tests::protocol_tests::select_auth_mechanism_handles_multiple_auth_lines ... ok
[INFO] [stdout] test tests::session_tests::closed_is_reachable_from_every_state ... ok
[INFO] [stdout] test tests::protocol_tests::validate_plain_credentials_reject_nul_bytes ... ok
[INFO] [stdout] test tests::protocol_tests::validate_login_username_rejects_nul ... ok
[INFO] [stdout] test tests::protocol_tests::validate_plain_password_accepts_utf8_and_special_chars ... ok
[INFO] [stdout] test tests::protocol_tests::validate_address_rejects_brackets ... ok
[INFO] [stdout] test tests::session_tests::starting_a_second_transaction_is_allowed ... ok
[INFO] [stdout] test tests::session_tests::starttls_is_reachable_from_authentication_only ... ok
[INFO] [stdout] test tests::session_tests::starttls_cannot_skip_to_later_states ... ok
[INFO] [stdout] test tests::session_tests::starttls_returns_to_ehlo_after_upgrade ... ok
[INFO] [stderr]    Doc-tests wasm_smtp_core
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 143 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 26) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.42s; merged doctests compilation took 0.41s
[INFO] running `Command { std: "docker" "inspect" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4", kill_on_drop: false }`
[INFO] [stdout] 80f61653d4320af1d136405539268b13a0db54123d401d1ce53ddd21100e13d4
