[INFO] updating cached repository https://github.com/Kloenk/datenbriefd
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/Kloenk/datenbriefd
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/clap-2.33.1
[INFO] [stderr]  * [new branch]      dependabot/cargo/clap-2.33.2 -> dependabot/cargo/clap-2.33.2
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6190e47bb05d754875c628852e1deeeafafd3026
[INFO] testing Kloenk/datenbriefd against 1.45.2 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKloenk%2Fdatenbriefd" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kloenk/datenbriefd on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kloenk/datenbriefd
[INFO] finished tweaking git repo https://github.com/Kloenk/datenbriefd
[INFO] tweaked toml for git repo https://github.com/Kloenk/datenbriefd written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Kloenk/datenbriefd already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec24e296cae9d1d16ebc0552b17572b2a4b827b3110b008cfd0fd80a78fc4c0a
[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" "ec24e296cae9d1d16ebc0552b17572b2a4b827b3110b008cfd0fd80a78fc4c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec24e296cae9d1d16ebc0552b17572b2a4b827b3110b008cfd0fd80a78fc4c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec24e296cae9d1d16ebc0552b17572b2a4b827b3110b008cfd0fd80a78fc4c0a", kill_on_drop: false }`
[INFO] [stdout] ec24e296cae9d1d16ebc0552b17572b2a4b827b3110b008cfd0fd80a78fc4c0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c0a616c03a01546c5c76e887c86470fcb19f5dea6fc5bd4c7a011c654bef776
[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" "8c0a616c03a01546c5c76e887c86470fcb19f5dea6fc5bd4c7a011c654bef776", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling env_logger v0.7.0
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling datenbriefd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OpenOptions`
[INFO] [stdout]   --> src/lib.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fs::{File, OpenOptions},
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     tls,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `starttls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     starttls,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_time`
[INFO] [stdout]    --> src/lib.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn write_time(&self) -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ImapControl` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub ImapControl: ServerConfig,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Imap` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub Imap: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Smtp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub Smtp: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.59s
[INFO] running `Command { std: "docker" "inspect" "8c0a616c03a01546c5c76e887c86470fcb19f5dea6fc5bd4c7a011c654bef776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c0a616c03a01546c5c76e887c86470fcb19f5dea6fc5bd4c7a011c654bef776", kill_on_drop: false }`
[INFO] [stdout] 8c0a616c03a01546c5c76e887c86470fcb19f5dea6fc5bd4c7a011c654bef776
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0a5bd655fedbd407d19c67302d3a33b117cb34716d278631d5f423d73b56933f
[INFO] running `Command { std: "docker" "start" "-a" "0a5bd655fedbd407d19c67302d3a33b117cb34716d278631d5f423d73b56933f", kill_on_drop: false }`
[INFO] [stderr]    Compiling datenbriefd v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `OpenOptions`
[INFO] [stdout]   --> src/lib.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fs::{File, OpenOptions},
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     tls,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `starttls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     starttls,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_time`
[INFO] [stdout]    --> src/lib.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn write_time(&self) -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ImapControl` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub ImapControl: ServerConfig,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Imap` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub Imap: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Smtp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub Smtp: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `OpenOptions`
[INFO] [stdout]   --> src/lib.rs:14:16
[INFO] [stdout]    |
[INFO] [stdout] 14 |     fs::{File, OpenOptions},
[INFO] [stdout]    |                ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `tls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:76:5
[INFO] [stdout]    |
[INFO] [stdout] 76 |     tls,
[INFO] [stdout]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `starttls` should have an upper camel case name
[INFO] [stdout]   --> src/lib.rs:77:5
[INFO] [stdout]    |
[INFO] [stdout] 77 |     starttls,
[INFO] [stdout]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `write_time`
[INFO] [stdout]    --> src/lib.rs:165:8
[INFO] [stdout]     |
[INFO] [stdout] 165 |     fn write_time(&self) -> std::io::Result<()> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `ImapControl` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub ImapControl: ServerConfig,
[INFO] [stdout]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Imap` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 21 |     pub Imap: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `Smtp` should have a snake case name
[INFO] [stdout]   --> src/lib.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub Smtp: ServerConfig,
[INFO] [stdout]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.27s
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0a5bd655fedbd407d19c67302d3a33b117cb34716d278631d5f423d73b56933f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a5bd655fedbd407d19c67302d3a33b117cb34716d278631d5f423d73b56933f", kill_on_drop: false }`
[INFO] [stdout] 0a5bd655fedbd407d19c67302d3a33b117cb34716d278631d5f423d73b56933f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6bea1eeaf321c26a4ebb268adc17d71ec24d8e2dcccaa29fa37fbcc1ae4046b7
[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" "6bea1eeaf321c26a4ebb268adc17d71ec24d8e2dcccaa29fa37fbcc1ae4046b7", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `OpenOptions`
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fs::{File, OpenOptions},
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `tls` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     tls,
[INFO] [stderr]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `starttls` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     starttls,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_time`
[INFO] [stderr]    --> src/lib.rs:165:8
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn write_time(&self) -> std::io::Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ImapControl` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub ImapControl: ServerConfig,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Imap` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub Imap: ServerConfig,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Smtp` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub Smtp: ServerConfig,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `OpenOptions`
[INFO] [stderr]   --> src/lib.rs:14:16
[INFO] [stderr]    |
[INFO] [stderr] 14 |     fs::{File, OpenOptions},
[INFO] [stderr]    |                ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `tls` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     tls,
[INFO] [stderr]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `starttls` should have an upper camel case name
[INFO] [stderr]   --> src/lib.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     starttls,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `write_time`
[INFO] [stderr]    --> src/lib.rs:165:8
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn write_time(&self) -> std::io::Result<()> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `ImapControl` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub ImapControl: ServerConfig,
[INFO] [stderr]    |         ^^^^^^^^^^^ help: convert the identifier to snake case: `imap_control`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Imap` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub Imap: ServerConfig,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `imap`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `Smtp` should have a snake case name
[INFO] [stderr]   --> src/lib.rs:22:9
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub Smtp: ServerConfig,
[INFO] [stderr]    |         ^^^^ help: convert the identifier to snake case (notice the capitalization): `smtp`
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/datenbriefd-a56da0a51be6c1f2
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::config_parse_time ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/datenbriefd-acfc55cf7b808d58
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests datenbriefd
[INFO] [stderr] warning: variant `tls` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:76:5
[INFO] [stderr]    |
[INFO] [stderr] 76 |     tls,
[INFO] [stderr]    |     ^^^ help: convert the identifier to upper camel case: `Tls`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `starttls` should have an upper camel case name
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     starttls,
[INFO] [stderr]    |     ^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Starttls`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6bea1eeaf321c26a4ebb268adc17d71ec24d8e2dcccaa29fa37fbcc1ae4046b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bea1eeaf321c26a4ebb268adc17d71ec24d8e2dcccaa29fa37fbcc1ae4046b7", kill_on_drop: false }`
[INFO] [stdout] 6bea1eeaf321c26a4ebb268adc17d71ec24d8e2dcccaa29fa37fbcc1ae4046b7