[INFO] cloning repository https://github.com/ProgramFOX/lichess-event-stream-watcher
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ProgramFOX/lichess-event-stream-watcher" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Flichess-event-stream-watcher", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Flichess-event-stream-watcher'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 548f6b80ee628c0ef32e140247e49a943e0d4def
[INFO] testing ProgramFOX/lichess-event-stream-watcher against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FProgramFOX%2Flichess-event-stream-watcher" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ProgramFOX/lichess-event-stream-watcher on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ProgramFOX/lichess-event-stream-watcher
[INFO] finished tweaking git repo https://github.com/ProgramFOX/lichess-event-stream-watcher
[INFO] tweaked toml for git repo https://github.com/ProgramFOX/lichess-event-stream-watcher written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/ProgramFOX/lichess-event-stream-watcher already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08e7920cfe8b6fbb24dffdcf7cb9498a82c3b93b51b41cdaf58d319efc2c8963
[INFO] running `Command { std: "docker" "start" "-a" "08e7920cfe8b6fbb24dffdcf7cb9498a82c3b93b51b41cdaf58d319efc2c8963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08e7920cfe8b6fbb24dffdcf7cb9498a82c3b93b51b41cdaf58d319efc2c8963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08e7920cfe8b6fbb24dffdcf7cb9498a82c3b93b51b41cdaf58d319efc2c8963", kill_on_drop: false }`
[INFO] [stdout] 08e7920cfe8b6fbb24dffdcf7cb9498a82c3b93b51b41cdaf58d319efc2c8963
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa5d00615afd91c598b84856ed9a5ec86fa5b00666c625e5161246d3f758394f
[INFO] running `Command { std: "docker" "start" "-a" "aa5d00615afd91c598b84856ed9a5ec86fa5b00666c625e5161246d3f758394f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.43
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[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
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[INFO] [stderr]    Compiling foreign-types v0.3.2
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[INFO] [stderr]    Compiling tokio-timer v0.2.5
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[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling url v1.7.1
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[INFO] [stderr]    Compiling futures-cpupool v0.1.8
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[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling http v0.1.10
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling rlua v0.16.2
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.3
[INFO] [stderr]    Compiling digest v0.7.5
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[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.12
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling serde_json v1.0.26
[INFO] [stderr]    Compiling serde_regex v0.3.1
[INFO] [stderr]    Compiling hyper v0.12.8
[INFO] [stderr]    Compiling tungstenite v0.6.0
[INFO] [stderr]    Compiling hyper-tls v0.3.0
[INFO] [stderr]    Compiling lichess-event-stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `conf`
[INFO] [stdout]   --> src/main.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | mod conf;
[INFO] [stdout]    | ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `conf`, create file "src/conf.rs" or "src/conf/mod.rs"
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_BOT_TOKEN` in module `conf`
[INFO] [stdout]   --> src/status.rs:49:35
[INFO] [stdout]    |
[INFO] [stdout] 49 | ...                   conf::SLACK_BOT_TOKEN,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_BOT_USER_ID` in module `conf`
[INFO] [stdout]   --> src/status.rs:50:35
[INFO] [stdout]    |
[INFO] [stdout] 50 | ...                   conf::SLACK_BOT_USER_ID,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_CHANNEL` in module `conf`
[INFO] [stdout]   --> src/status.rs:51:35
[INFO] [stdout]    |
[INFO] [stdout] 51 | ...                   conf::SLACK_CHANNEL,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TOKEN` in module `conf`
[INFO] [stdout]   --> src/main.rs:40:59
[INFO] [stdout]    |
[INFO] [stdout] 40 |         eventstream::watch_event_stream(tx.clone(), conf::TOKEN, status_tx.clone());
[INFO] [stdout]    |                                                           ^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_BOT_TOKEN` in module `conf`
[INFO] [stdout]   --> src/main.rs:43:19
[INFO] [stdout]    |
[INFO] [stdout] 43 |             conf::SLACK_BOT_TOKEN,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_BOT_USER_ID` in module `conf`
[INFO] [stdout]   --> src/main.rs:44:19
[INFO] [stdout]    |
[INFO] [stdout] 44 |             conf::SLACK_BOT_USER_ID,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_CHANNEL` in module `conf`
[INFO] [stdout]   --> src/main.rs:45:19
[INFO] [stdout]    |
[INFO] [stdout] 45 |             conf::SLACK_CHANNEL,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TOKEN` in module `conf`
[INFO] [stdout]   --> src/main.rs:50:58
[INFO] [stdout]    |
[INFO] [stdout] 50 |         status::status_loop(status_rx, tx.clone(), conf::TOKEN, status_tx.clone());
[INFO] [stdout]    |                                                          ^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `TOKEN` in module `conf`
[INFO] [stdout]   --> src/main.rs:55:19
[INFO] [stdout]    |
[INFO] [stdout] 55 |             conf::TOKEN,
[INFO] [stdout]    |                   ^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `RULES_PATH` in module `conf`
[INFO] [stdout]   --> src/main.rs:56:19
[INFO] [stdout]    |
[INFO] [stdout] 56 |             conf::RULES_PATH,
[INFO] [stdout]    |                   ^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_BOT_TOKEN` in module `conf`
[INFO] [stdout]   --> src/main.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 57 |             conf::SLACK_BOT_TOKEN,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_CHANNEL` in module `conf`
[INFO] [stdout]   --> src/main.rs:58:19
[INFO] [stdout]    |
[INFO] [stdout] 58 |             conf::SLACK_CHANNEL,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `SLACK_NOTIFY_CHANNEL` in module `conf`
[INFO] [stdout]   --> src/main.rs:59:19
[INFO] [stdout]    |
[INFO] [stdout] 59 |             conf::SLACK_NOTIFY_CHANNEL,
[INFO] [stdout]    |                   ^^^^^^^^^^^^^^^^^^^^ not found in `conf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]   --> src/slack/command.rs:11:23
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pub fn handle_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 9  | |     let cmd = command.clone();
[INFO] [stdout] 10 | |     let parts: Vec<&str> = cmd.split(" ").collect();
[INFO] [stdout] 11 | |     match parts.get(0)? {
[INFO] [stdout]    | |                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |     }
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_- this function returns a `Result`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]    = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:29:34
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] 29  | |         code = first_split.get(1)?.clone();
[INFO] [stdout]     | |                                  ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:38:20
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 38  | |     if !args.get(0)?.eq(&&"rules") {
[INFO] [stdout]     | |                    ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:39:23
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 39  | |         if args.get(0)?.eq(&&"seen") {
[INFO] [stdout]     | |                       ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:41:32
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 41  | |                 (***args.get(1)?).to_owned(),
[INFO] [stdout]     | |                                ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:50:22
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 50  | |     match args.get(1)? {
[INFO] [stdout]     | |                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:52:38
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 52  | |             let susp_ip = args.get(3)?.eq(&&"if_susp_ip") || args.get(3)?.eq(&&"if_ip_susp");
[INFO] [stdout]     | |                                      ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:52:73
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 52  | |             let susp_ip = args.get(3)?.eq(&&"if_susp_ip") || args.get(3)?.eq(&&"if_ip_susp");
[INFO] [stdout]     | |                                                                         ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:53:29
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 53  | |             if !(args.get(3)?.eq(&&"if") || susp_ip) || !args.get(7)?.eq(&&"then") {
[INFO] [stdout]     | |                             ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:53:69
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 53  | |             if !(args.get(3)?.eq(&&"if") || susp_ip) || !args.get(7)?.eq(&&"then") {
[INFO] [stdout]     | |                                                                     ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:57:47
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 57  | |             let name: String = (***args.get(2)?).to_owned();
[INFO] [stdout]     | |                                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:59:48
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 59  | |             let criterion_element = args.get(4)?;
[INFO] [stdout]     | |                                                ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:60:46
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 60  | |             let criterion_check = args.get(5)?;
[INFO] [stdout]     | |                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:61:58
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 61  | |             let criterion_value: String = (***args.get(6)?).to_owned();
[INFO] [stdout]     | |                                                          ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:88:24
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 88  | |                 .get(8)?
[INFO] [stdout]     | |                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:104:44
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |             if actions.len() != args.get(8)?.split("+").count() {
[INFO] [stdout]     | |                                            ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:129:60
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 129 | |             tx.send(Event::InternalShowRule((***args.get(2)?).to_owned()))
[INFO] [stdout]     | |                                                            ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:135:62
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 135 | |             tx.send(Event::InternalRemoveRule((***args.get(2)?).to_owned()))
[INFO] [stdout]     | |                                                              ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:141:64
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 141 | |             tx.send(Event::InternalDisableRules((***args.get(2)?).to_owned()))
[INFO] [stdout]     | |                                                                ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:147:63
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 147 | |             tx.send(Event::InternalEnableRules((***args.get(2)?).to_owned()))
[INFO] [stdout]     | |                                                               ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the `?` operator can only be used on `Result`s, not `Option`s, in a function that returns `Result`
[INFO] [stdout]    --> src/slack/command.rs:163:24
[INFO] [stdout]     |
[INFO] [stdout] 25  | / fn handle_signup_command(command: String, tx: Sender<Event>) -> Result<Option<String>, ParseError> {
[INFO] [stdout] 26  | |     let mut first_split: Vec<&str> = command.split("`").collect();
[INFO] [stdout] 27  | |     let mut code = "";
[INFO] [stdout] 28  | |     if first_split.len() > 2 {
[INFO] [stdout] ...   |
[INFO] [stdout] 163 | |                 .get(1)?
[INFO] [stdout]     | |                        ^ use `.ok_or(...)?` to provide an error compatible with `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout] ...   |
[INFO] [stdout] 178 | |     }
[INFO] [stdout] 179 | | }
[INFO] [stdout]     | |_- this function returns a `Result`
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `FromResidual<std::option::Option<Infallible>>` is not implemented for `Result<std::option::Option<std::string::String>, command::ParseError>`
[INFO] [stdout]     = note: required by `from_residual`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 35 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0583.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lichess-event-stream`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "aa5d00615afd91c598b84856ed9a5ec86fa5b00666c625e5161246d3f758394f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5d00615afd91c598b84856ed9a5ec86fa5b00666c625e5161246d3f758394f", kill_on_drop: false }`
[INFO] [stdout] aa5d00615afd91c598b84856ed9a5ec86fa5b00666c625e5161246d3f758394f