[INFO] fetching crate ts3plugin 0.2.1...
[INFO] testing ts3plugin-0.2.1 against 1.76.0 for beta-1.77-1
[INFO] extracting crate ts3plugin 0.2.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate ts3plugin 0.2.1 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ts3plugin 0.2.1
[INFO] finished tweaking crates.io crate ts3plugin 0.2.1
[INFO] tweaked toml for crates.io crate ts3plugin 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ts3plugin-sys v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7a4e26aefcd1e9b15771ab864ea324e83f7b2d0ec8d8a97b0cc1c9520d2ac06a
[INFO] running `Command { std: "docker" "start" "-a" "7a4e26aefcd1e9b15771ab864ea324e83f7b2d0ec8d8a97b0cc1c9520d2ac06a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a4e26aefcd1e9b15771ab864ea324e83f7b2d0ec8d8a97b0cc1c9520d2ac06a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a4e26aefcd1e9b15771ab864ea324e83f7b2d0ec8d8a97b0cc1c9520d2ac06a", kill_on_drop: false }`
[INFO] [stdout] 7a4e26aefcd1e9b15771ab864ea324e83f7b2d0ec8d8a97b0cc1c9520d2ac06a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ed16b081a53efc0831437affa75e7ab6762f3a26cd9214b9275f75e3ac7664d
[INFO] running `Command { std: "docker" "start" "-a" "6ed16b081a53efc0831437affa75e7ab6762f3a26cd9214b9275f75e3ac7664d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling ts3plugin-sys v0.3.0
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling time v0.1.45
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling ts3plugin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/build.rs:610:97
[INFO] [stdout]     |
[INFO] [stdout] 610 |               let hostmessage = Self::get_property_as_string(id, VirtualServerProperties::Hostmessage);\n\n\
[INFO] [stdout]     |  __________________________________________________________________________________________________________^
[INFO] [stdout] 611 | |
[INFO] [stdout] 612 | |             //TODO\n\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/build.rs:616:54
[INFO] [stdout]     |
[INFO] [stdout] 616 |               let default_channel_admin_group = Permissions;\n\n\
[INFO] [stdout]     |  _______________________________________________________________^
[INFO] [stdout] 617 | |
[INFO] [stdout] 618 | |             // Query channels on this server\n\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/build.rs:86:39
[INFO] [stdout]    |
[INFO] [stdout] 86 |             || self.type_s.starts_with("Vec<");;
[INFO] [stdout]    |                                                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-iter v0.1.44
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:528:26
[INFO] [stdout]     |
[INFO] [stdout] 528 | fn create_server(f: &mut Write) {
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 528 | fn create_server(f: &mut dyn Write) {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:678:27
[INFO] [stdout]     |
[INFO] [stdout] 678 | fn create_channel(f: &mut Write) {
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 678 | fn create_channel(f: &mut dyn Write) {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:760:30
[INFO] [stdout]     |
[INFO] [stdout] 760 | fn create_connection(f: &mut Write) {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 760 | fn create_connection(f: &mut dyn Write) {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling chrono v0.2.25
[INFO] [stdout] warning: methods `initialise` and `method_name` are never used
[INFO] [stdout]    --> src/build.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl<'a> PropertyBuilder<'a> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 250 |     fn initialise(&self, initialise: bool) -> PropertyBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     fn method_name<S: Into<Cow<'a, str>>>(&self, method_name: S) -> PropertyBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ts3interface.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// The api, plugin and plugin id
[INFO] [stdout] 15 | |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout] 16 | |         Mutex::new(RefCell::new((None, None)));
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ts3interface.rs:15:58
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<dyn Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     if let Some(mut data) = data.0.as_mut() {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut api = &mut data.0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut plugin = &mut data.1;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut connection = server.add_connection(connection_id);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:416:9
[INFO] [stdout]     |
[INFO] [stdout] 416 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 434 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:435:9
[INFO] [stdout]     |
[INFO] [stdout] 435 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:452:9
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 454 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:479:9
[INFO] [stdout]     |
[INFO] [stdout] 479 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:488:25
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 548 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:576:9
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:611:9
[INFO] [stdout]     |
[INFO] [stdout] 611 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:612:9
[INFO] [stdout]     |
[INFO] [stdout] 612 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:613:9
[INFO] [stdout]     |
[INFO] [stdout] 613 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:633:9
[INFO] [stdout]     |
[INFO] [stdout] 633 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:634:9
[INFO] [stdout]     |
[INFO] [stdout] 634 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:635:9
[INFO] [stdout]     |
[INFO] [stdout] 635 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 666 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:703:9
[INFO] [stdout]     |
[INFO] [stdout] 703 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:732:9
[INFO] [stdout]     |
[INFO] [stdout] 732 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:797:9
[INFO] [stdout]     |
[INFO] [stdout] 797 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:798:9
[INFO] [stdout]     |
[INFO] [stdout] 798 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:799:9
[INFO] [stdout]     |
[INFO] [stdout] 799 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:817:9
[INFO] [stdout]     |
[INFO] [stdout] 817 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:818:9
[INFO] [stdout]     |
[INFO] [stdout] 818 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:819:9
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:839:9
[INFO] [stdout]     |
[INFO] [stdout] 839 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:840:9
[INFO] [stdout]     |
[INFO] [stdout] 840 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:841:9
[INFO] [stdout]     |
[INFO] [stdout] 841 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:861:9
[INFO] [stdout]     |
[INFO] [stdout] 861 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:888:9
[INFO] [stdout]     |
[INFO] [stdout] 888 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:889:9
[INFO] [stdout]     |
[INFO] [stdout] 889 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:890:9
[INFO] [stdout]     |
[INFO] [stdout] 890 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:916:9
[INFO] [stdout]     |
[INFO] [stdout] 916 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:917:9
[INFO] [stdout]     |
[INFO] [stdout] 917 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:918:9
[INFO] [stdout]     |
[INFO] [stdout] 918 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:937:9
[INFO] [stdout]     |
[INFO] [stdout] 937 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:938:9
[INFO] [stdout]     |
[INFO] [stdout] 938 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:955:9
[INFO] [stdout]     |
[INFO] [stdout] 955 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:959:9
[INFO] [stdout]     |
[INFO] [stdout] 959 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:960:9
[INFO] [stdout]     |
[INFO] [stdout] 960 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:978:9
[INFO] [stdout]     |
[INFO] [stdout] 978 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:979:9
[INFO] [stdout]     |
[INFO] [stdout] 979 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:980:9
[INFO] [stdout]     |
[INFO] [stdout] 980 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:992:9
[INFO] [stdout]     |
[INFO] [stdout] 992 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1011:9
[INFO] [stdout]      |
[INFO] [stdout] 1011 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1015:9
[INFO] [stdout]      |
[INFO] [stdout] 1015 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1016:9
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     let mut api = &mut data.0;
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1017:9
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/ts3plugin-06f7983c13e52487/out/structs.rs:561:9
[INFO] [stdout]     |
[INFO] [stdout] 561 |     fn new(id: ServerId) -> OptionalServerData {
[INFO] [stdout]     |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:317:41
[INFO] [stdout]     |
[INFO] [stdout] 317 |         self.channels.as_mut().ok().and_then(|mut cs| cs.remove(&channel_id))
[INFO] [stdout]     |                                               ----^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:673:7
[INFO] [stdout]     |
[INFO] [stdout] 673 |         let mut server = self.servers.get_mut(&server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:687:16
[INFO] [stdout]     |
[INFO] [stdout] 687 |             if let Some(mut connection) = server.get_mut_connection(invoker.get_id()) {
[INFO] [stdout]     |                         ----^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 121 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.15s
[INFO] running `Command { std: "docker" "inspect" "6ed16b081a53efc0831437affa75e7ab6762f3a26cd9214b9275f75e3ac7664d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ed16b081a53efc0831437affa75e7ab6762f3a26cd9214b9275f75e3ac7664d", kill_on_drop: false }`
[INFO] [stdout] 6ed16b081a53efc0831437affa75e7ab6762f3a26cd9214b9275f75e3ac7664d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f908e326255f6669b9cbfb1c79938e9a1a1b24ac79dd1d598f5e79556e7ee493
[INFO] running `Command { std: "docker" "start" "-a" "f908e326255f6669b9cbfb1c79938e9a1a1b24ac79dd1d598f5e79556e7ee493", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-width v0.1.11
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling pulldown-cmark v0.0.3
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling skeptic v0.6.1
[INFO] [stderr]    Compiling ts3plugin v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/build.rs:610:97
[INFO] [stdout]     |
[INFO] [stdout] 610 |               let hostmessage = Self::get_property_as_string(id, VirtualServerProperties::Hostmessage);\n\n\
[INFO] [stdout]     |  __________________________________________________________________________________________________________^
[INFO] [stdout] 611 | |
[INFO] [stdout] 612 | |             //TODO\n\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple lines skipped by escaped newline
[INFO] [stdout]    --> src/build.rs:616:54
[INFO] [stdout]     |
[INFO] [stdout] 616 |               let default_channel_admin_group = Permissions;\n\n\
[INFO] [stdout]     |  _______________________________________________________________^
[INFO] [stdout] 617 | |
[INFO] [stdout] 618 | |             // Query channels on this server\n\
[INFO] [stdout]     | |____________^ skipping everything up to and including this point
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/build.rs:86:39
[INFO] [stdout]    |
[INFO] [stdout] 86 |             || self.type_s.starts_with("Vec<");;
[INFO] [stdout]    |                                                ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:528:26
[INFO] [stdout]     |
[INFO] [stdout] 528 | fn create_server(f: &mut Write) {
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 528 | fn create_server(f: &mut dyn Write) {
[INFO] [stdout]     |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:678:27
[INFO] [stdout]     |
[INFO] [stdout] 678 | fn create_channel(f: &mut Write) {
[INFO] [stdout]     |                           ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 678 | fn create_channel(f: &mut dyn Write) {
[INFO] [stdout]     |                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/build.rs:760:30
[INFO] [stdout]     |
[INFO] [stdout] 760 | fn create_connection(f: &mut Write) {
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 760 | fn create_connection(f: &mut dyn Write) {
[INFO] [stdout]     |                              +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `initialise` and `method_name` are never used
[INFO] [stdout]    --> src/build.rs:250:5
[INFO] [stdout]     |
[INFO] [stdout] 217 | impl<'a> PropertyBuilder<'a> {
[INFO] [stdout]     | ---------------------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 250 |     fn initialise(&self, initialise: bool) -> PropertyBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 274 |     fn method_name<S: Into<Cow<'a, str>>>(&self, method_name: S) -> PropertyBuilder<'a> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ts3interface.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// The api, plugin and plugin id
[INFO] [stdout] 15 | |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout] 16 | |         Mutex::new(RefCell::new((None, None)));
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> src/ts3interface.rs:13:1
[INFO] [stdout]    |
[INFO] [stdout] 13 | / lazy_static! {
[INFO] [stdout] 14 | |     /// The api, plugin and plugin id
[INFO] [stdout] 15 | |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout] 16 | |         Mutex::new(RefCell::new((None, None)));
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ts3interface.rs:15:58
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<dyn Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/ts3interface.rs:15:58
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<dyn Plugin>)>, Option<String>)>> =
[INFO] [stdout]    |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     if let Some(mut data) = data.0.as_mut() {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut api = &mut data.0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut plugin = &mut data.1;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:85:17
[INFO] [stdout]    |
[INFO] [stdout] 85 |     if let Some(mut data) = data.0.as_mut() {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:86:13
[INFO] [stdout]    |
[INFO] [stdout] 86 |         let mut api = &mut data.0;
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/ts3interface.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut plugin = &mut data.1;
[INFO] [stdout]    |             ----^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:113:9
[INFO] [stdout]     |
[INFO] [stdout] 113 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:115:9
[INFO] [stdout]     |
[INFO] [stdout] 115 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:137:9
[INFO] [stdout]     |
[INFO] [stdout] 137 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:177:9
[INFO] [stdout]     |
[INFO] [stdout] 177 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:178:9
[INFO] [stdout]     |
[INFO] [stdout] 178 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:179:9
[INFO] [stdout]     |
[INFO] [stdout] 179 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:195:9
[INFO] [stdout]     |
[INFO] [stdout] 195 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut connection = server.add_connection(connection_id);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:207:9
[INFO] [stdout]     |
[INFO] [stdout] 207 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:229:9
[INFO] [stdout]     |
[INFO] [stdout] 229 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:230:9
[INFO] [stdout]     |
[INFO] [stdout] 230 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:236:13
[INFO] [stdout]     |
[INFO] [stdout] 236 |         let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:239:13
[INFO] [stdout]     |
[INFO] [stdout] 239 |         let mut connection = server.add_connection(connection_id);
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:261:9
[INFO] [stdout]     |
[INFO] [stdout] 261 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:263:9
[INFO] [stdout]     |
[INFO] [stdout] 263 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:416:9
[INFO] [stdout]     |
[INFO] [stdout] 416 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 434 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:435:9
[INFO] [stdout]     |
[INFO] [stdout] 435 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:385:9
[INFO] [stdout]     |
[INFO] [stdout] 385 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:386:9
[INFO] [stdout]     |
[INFO] [stdout] 386 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:387:9
[INFO] [stdout]     |
[INFO] [stdout] 387 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:452:9
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 454 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:416:9
[INFO] [stdout]     |
[INFO] [stdout] 416 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:417:9
[INFO] [stdout]     |
[INFO] [stdout] 417 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:418:9
[INFO] [stdout]     |
[INFO] [stdout] 418 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:479:9
[INFO] [stdout]     |
[INFO] [stdout] 479 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:488:25
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:433:9
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:434:9
[INFO] [stdout]     |
[INFO] [stdout] 434 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:435:9
[INFO] [stdout]     |
[INFO] [stdout] 435 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:452:9
[INFO] [stdout]     |
[INFO] [stdout] 452 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:453:9
[INFO] [stdout]     |
[INFO] [stdout] 453 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:454:9
[INFO] [stdout]     |
[INFO] [stdout] 454 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 548 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:478:9
[INFO] [stdout]     |
[INFO] [stdout] 478 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:479:9
[INFO] [stdout]     |
[INFO] [stdout] 479 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:480:9
[INFO] [stdout]     |
[INFO] [stdout] 480 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:576:9
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:483:17
[INFO] [stdout]     |
[INFO] [stdout] 483 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:488:25
[INFO] [stdout]     |
[INFO] [stdout] 488 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:611:9
[INFO] [stdout]     |
[INFO] [stdout] 611 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:612:9
[INFO] [stdout]     |
[INFO] [stdout] 612 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:613:9
[INFO] [stdout]     |
[INFO] [stdout] 613 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:633:9
[INFO] [stdout]     |
[INFO] [stdout] 633 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:634:9
[INFO] [stdout]     |
[INFO] [stdout] 634 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:635:9
[INFO] [stdout]     |
[INFO] [stdout] 635 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:520:9
[INFO] [stdout]     |
[INFO] [stdout] 520 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:521:9
[INFO] [stdout]     |
[INFO] [stdout] 521 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 666 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:548:9
[INFO] [stdout]     |
[INFO] [stdout] 548 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:550:9
[INFO] [stdout]     |
[INFO] [stdout] 550 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:703:9
[INFO] [stdout]     |
[INFO] [stdout] 703 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:732:9
[INFO] [stdout]     |
[INFO] [stdout] 732 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:574:9
[INFO] [stdout]     |
[INFO] [stdout] 574 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:575:9
[INFO] [stdout]     |
[INFO] [stdout] 575 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:576:9
[INFO] [stdout]     |
[INFO] [stdout] 576 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:580:17
[INFO] [stdout]     |
[INFO] [stdout] 580 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:585:25
[INFO] [stdout]     |
[INFO] [stdout] 585 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stdout]     |                         ----^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:611:9
[INFO] [stdout]     |
[INFO] [stdout] 611 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:612:9
[INFO] [stdout]     |
[INFO] [stdout] 612 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:613:9
[INFO] [stdout]     |
[INFO] [stdout] 613 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:797:9
[INFO] [stdout]     |
[INFO] [stdout] 797 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:798:9
[INFO] [stdout]     |
[INFO] [stdout] 798 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:799:9
[INFO] [stdout]     |
[INFO] [stdout] 799 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:633:9
[INFO] [stdout]     |
[INFO] [stdout] 633 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:634:9
[INFO] [stdout]     |
[INFO] [stdout] 634 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:635:9
[INFO] [stdout]     |
[INFO] [stdout] 635 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:817:9
[INFO] [stdout]     |
[INFO] [stdout] 817 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:818:9
[INFO] [stdout]     |
[INFO] [stdout] 818 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:819:9
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:839:9
[INFO] [stdout]     |
[INFO] [stdout] 839 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:840:9
[INFO] [stdout]     |
[INFO] [stdout] 840 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:841:9
[INFO] [stdout]     |
[INFO] [stdout] 841 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 666 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:861:9
[INFO] [stdout]     |
[INFO] [stdout] 861 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:701:9
[INFO] [stdout]     |
[INFO] [stdout] 701 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:702:9
[INFO] [stdout]     |
[INFO] [stdout] 702 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:703:9
[INFO] [stdout]     |
[INFO] [stdout] 703 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:888:9
[INFO] [stdout]     |
[INFO] [stdout] 888 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:889:9
[INFO] [stdout]     |
[INFO] [stdout] 889 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:890:9
[INFO] [stdout]     |
[INFO] [stdout] 890 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:916:9
[INFO] [stdout]     |
[INFO] [stdout] 916 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:917:9
[INFO] [stdout]     |
[INFO] [stdout] 917 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:732:9
[INFO] [stdout]     |
[INFO] [stdout] 732 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:918:9
[INFO] [stdout]     |
[INFO] [stdout] 918 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:733:9
[INFO] [stdout]     |
[INFO] [stdout] 733 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:937:9
[INFO] [stdout]     |
[INFO] [stdout] 937 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:938:9
[INFO] [stdout]     |
[INFO] [stdout] 938 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:768:9
[INFO] [stdout]     |
[INFO] [stdout] 768 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:769:9
[INFO] [stdout]     |
[INFO] [stdout] 769 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:955:9
[INFO] [stdout]     |
[INFO] [stdout] 955 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:770:9
[INFO] [stdout]     |
[INFO] [stdout] 770 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:959:9
[INFO] [stdout]     |
[INFO] [stdout] 959 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:960:9
[INFO] [stdout]     |
[INFO] [stdout] 960 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:978:9
[INFO] [stdout]     |
[INFO] [stdout] 978 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:979:9
[INFO] [stdout]     |
[INFO] [stdout] 979 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:980:9
[INFO] [stdout]     |
[INFO] [stdout] 980 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:797:9
[INFO] [stdout]     |
[INFO] [stdout] 797 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:798:9
[INFO] [stdout]     |
[INFO] [stdout] 798 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:799:9
[INFO] [stdout]     |
[INFO] [stdout] 799 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:992:9
[INFO] [stdout]     |
[INFO] [stdout] 992 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:817:9
[INFO] [stdout]     |
[INFO] [stdout] 817 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:818:9
[INFO] [stdout]     |
[INFO] [stdout] 818 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:819:9
[INFO] [stdout]     |
[INFO] [stdout] 819 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1011:9
[INFO] [stdout]      |
[INFO] [stdout] 1011 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1015:9
[INFO] [stdout]      |
[INFO] [stdout] 1015 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1016:9
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     let mut api = &mut data.0;
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1017:9
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:839:9
[INFO] [stdout]     |
[INFO] [stdout] 839 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:840:9
[INFO] [stdout]     |
[INFO] [stdout] 840 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:841:9
[INFO] [stdout]     |
[INFO] [stdout] 841 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:860:9
[INFO] [stdout]     |
[INFO] [stdout] 860 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:861:9
[INFO] [stdout]     |
[INFO] [stdout] 861 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:862:9
[INFO] [stdout]     |
[INFO] [stdout] 862 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:888:9
[INFO] [stdout]     |
[INFO] [stdout] 888 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:889:9
[INFO] [stdout]     |
[INFO] [stdout] 889 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:890:9
[INFO] [stdout]     |
[INFO] [stdout] 890 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:916:9
[INFO] [stdout]     |
[INFO] [stdout] 916 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:917:9
[INFO] [stdout]     |
[INFO] [stdout] 917 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:918:9
[INFO] [stdout]     |
[INFO] [stdout] 918 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:937:9
[INFO] [stdout]     |
[INFO] [stdout] 937 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:938:9
[INFO] [stdout]     |
[INFO] [stdout] 938 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:939:9
[INFO] [stdout]     |
[INFO] [stdout] 939 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:955:9
[INFO] [stdout]     |
[INFO] [stdout] 955 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:958:9
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:959:9
[INFO] [stdout]     |
[INFO] [stdout] 959 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:960:9
[INFO] [stdout]     |
[INFO] [stdout] 960 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:972:9
[INFO] [stdout]     |
[INFO] [stdout] 972 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:978:9
[INFO] [stdout]     |
[INFO] [stdout] 978 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:979:9
[INFO] [stdout]     |
[INFO] [stdout] 979 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:980:9
[INFO] [stdout]     |
[INFO] [stdout] 980 |     let mut plugin = &mut data.1;
[INFO] [stdout]     |         ----^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:992:9
[INFO] [stdout]     |
[INFO] [stdout] 992 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:998:9
[INFO] [stdout]     |
[INFO] [stdout] 998 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]     |         ----^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/ts3interface.rs:999:9
[INFO] [stdout]     |
[INFO] [stdout] 999 |     let mut api = &mut data.0;
[INFO] [stdout]     |         ----^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1000:9
[INFO] [stdout]      |
[INFO] [stdout] 1000 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1011:9
[INFO] [stdout]      |
[INFO] [stdout] 1011 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stdout]      |         ----^^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1015:9
[INFO] [stdout]      |
[INFO] [stdout] 1015 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stdout]      |         ----^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1016:9
[INFO] [stdout]      |
[INFO] [stdout] 1016 |     let mut api = &mut data.0;
[INFO] [stdout]      |         ----^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]     --> src/ts3interface.rs:1017:9
[INFO] [stdout]      |
[INFO] [stdout] 1017 |     let mut plugin = &mut data.1;
[INFO] [stdout]      |         ----^^^^^^
[INFO] [stdout]      |         |
[INFO] [stdout]      |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/ts3plugin-51665bd28daf0111/out/structs.rs:561:9
[INFO] [stdout]     |
[INFO] [stdout] 561 |     fn new(id: ServerId) -> OptionalServerData {
[INFO] [stdout]     |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `id`
[INFO] [stdout]    --> /opt/rustwide/target/debug/build/ts3plugin-51665bd28daf0111/out/structs.rs:561:9
[INFO] [stdout]     |
[INFO] [stdout] 561 |     fn new(id: ServerId) -> OptionalServerData {
[INFO] [stdout]     |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:317:41
[INFO] [stdout]     |
[INFO] [stdout] 317 |         self.channels.as_mut().ok().and_then(|mut cs| cs.remove(&channel_id))
[INFO] [stdout]     |                                               ----^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:673:7
[INFO] [stdout]     |
[INFO] [stdout] 673 |         let mut server = self.servers.get_mut(&server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:687:16
[INFO] [stdout]     |
[INFO] [stdout] 687 |             if let Some(mut connection) = server.get_mut_connection(invoker.get_id()) {
[INFO] [stdout]     |                         ----^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:317:41
[INFO] [stdout]     |
[INFO] [stdout] 317 |         self.channels.as_mut().ok().and_then(|mut cs| cs.remove(&channel_id))
[INFO] [stdout]     |                                               ----^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:673:7
[INFO] [stdout]     |
[INFO] [stdout] 673 |         let mut server = self.servers.get_mut(&server_id).unwrap();
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:687:16
[INFO] [stdout]     |
[INFO] [stdout] 687 |             if let Some(mut connection) = server.get_mut_connection(invoker.get_id()) {
[INFO] [stdout]     |                         ----^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 121 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 121 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `Command { std: "docker" "inspect" "f908e326255f6669b9cbfb1c79938e9a1a1b24ac79dd1d598f5e79556e7ee493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f908e326255f6669b9cbfb1c79938e9a1a1b24ac79dd1d598f5e79556e7ee493", kill_on_drop: false }`
[INFO] [stdout] f908e326255f6669b9cbfb1c79938e9a1a1b24ac79dd1d598f5e79556e7ee493
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f55172e16e8cdc96723a2361985346317c86999a30a8ddce16e07fc2b74bd121
[INFO] running `Command { std: "docker" "start" "-a" "f55172e16e8cdc96723a2361985346317c86999a30a8ddce16e07fc2b74bd121", kill_on_drop: false }`
[INFO] [stderr] warning: multiple lines skipped by escaped newline
[INFO] [stderr]    --> src/build.rs:610:97
[INFO] [stderr]     |
[INFO] [stderr] 610 |               let hostmessage = Self::get_property_as_string(id, VirtualServerProperties::Hostmessage);\n\n\
[INFO] [stderr]     |  __________________________________________________________________________________________________________^
[INFO] [stderr] 611 | |
[INFO] [stderr] 612 | |             //TODO\n\
[INFO] [stderr]     | |____________^ skipping everything up to and including this point
[INFO] [stderr] 
[INFO] [stderr] warning: multiple lines skipped by escaped newline
[INFO] [stderr]    --> src/build.rs:616:54
[INFO] [stderr]     |
[INFO] [stderr] 616 |               let default_channel_admin_group = Permissions;\n\n\
[INFO] [stderr]     |  _______________________________________________________________^
[INFO] [stderr] 617 | |
[INFO] [stderr] 618 | |             // Query channels on this server\n\
[INFO] [stderr]     | |____________^ skipping everything up to and including this point
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/build.rs:86:39
[INFO] [stderr]    |
[INFO] [stderr] 86 |             || self.type_s.starts_with("Vec<");;
[INFO] [stderr]    |                                                ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/build.rs:528:26
[INFO] [stderr]     |
[INFO] [stderr] 528 | fn create_server(f: &mut Write) {
[INFO] [stderr]     |                          ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 528 | fn create_server(f: &mut dyn Write) {
[INFO] [stderr]     |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/build.rs:678:27
[INFO] [stderr]     |
[INFO] [stderr] 678 | fn create_channel(f: &mut Write) {
[INFO] [stderr]     |                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 678 | fn create_channel(f: &mut dyn Write) {
[INFO] [stderr]     |                           +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/build.rs:760:30
[INFO] [stderr]     |
[INFO] [stderr] 760 | fn create_connection(f: &mut Write) {
[INFO] [stderr]     |                              ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 760 | fn create_connection(f: &mut dyn Write) {
[INFO] [stderr]     |                              +++
[INFO] [stderr] 
[INFO] [stderr] warning: methods `initialise` and `method_name` are never used
[INFO] [stderr]    --> src/build.rs:250:5
[INFO] [stderr]     |
[INFO] [stderr] 217 | impl<'a> PropertyBuilder<'a> {
[INFO] [stderr]     | ---------------------------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 250 |     fn initialise(&self, initialise: bool) -> PropertyBuilder<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 274 |     fn method_name<S: Into<Cow<'a, str>>>(&self, method_name: S) -> PropertyBuilder<'a> {
[INFO] [stderr]     |        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ts3plugin` (build script) generated 7 warnings
[INFO] [stderr] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stderr]   --> src/ts3interface.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / lazy_static! {
[INFO] [stderr] 14 | |     /// The api, plugin and plugin id
[INFO] [stderr] 15 | |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stderr] 16 | |         Mutex::new(RefCell::new((None, None)));
[INFO] [stderr] 17 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ts3interface.rs:15:58
[INFO] [stderr]    |
[INFO] [stderr] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<Plugin>)>, Option<String>)>> =
[INFO] [stderr]    |                                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 15 |     static ref DATA: Mutex<RefCell<(Option<(::TsApi, Box<dyn Plugin>)>, Option<String>)>> =
[INFO] [stderr]    |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ts3interface.rs:85:17
[INFO] [stderr]    |
[INFO] [stderr] 85 |     if let Some(mut data) = data.0.as_mut() {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ts3interface.rs:86:13
[INFO] [stderr]    |
[INFO] [stderr] 86 |         let mut api = &mut data.0;
[INFO] [stderr]    |             ----^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/ts3interface.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let mut plugin = &mut data.1;
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:113:9
[INFO] [stderr]     |
[INFO] [stderr] 113 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:114:9
[INFO] [stderr]     |
[INFO] [stderr] 114 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:115:9
[INFO] [stderr]     |
[INFO] [stderr] 115 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:137:9
[INFO] [stderr]     |
[INFO] [stderr] 137 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:139:9
[INFO] [stderr]     |
[INFO] [stderr] 139 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:156:9
[INFO] [stderr]     |
[INFO] [stderr] 156 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:157:9
[INFO] [stderr]     |
[INFO] [stderr] 157 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:158:9
[INFO] [stderr]     |
[INFO] [stderr] 158 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:177:9
[INFO] [stderr]     |
[INFO] [stderr] 177 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:193:9
[INFO] [stderr]     |
[INFO] [stderr] 193 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:194:9
[INFO] [stderr]     |
[INFO] [stderr] 194 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:195:9
[INFO] [stderr]     |
[INFO] [stderr] 195 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:208:9
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:209:9
[INFO] [stderr]     |
[INFO] [stderr] 209 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:230:9
[INFO] [stderr]     |
[INFO] [stderr] 230 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:236:13
[INFO] [stderr]     |
[INFO] [stderr] 236 |         let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:239:13
[INFO] [stderr]     |
[INFO] [stderr] 239 |         let mut connection = server.add_connection(connection_id);
[INFO] [stderr]     |             ----^^^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:261:9
[INFO] [stderr]     |
[INFO] [stderr] 261 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:262:9
[INFO] [stderr]     |
[INFO] [stderr] 262 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:263:9
[INFO] [stderr]     |
[INFO] [stderr] 263 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:326:9
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:327:9
[INFO] [stderr]     |
[INFO] [stderr] 327 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:385:9
[INFO] [stderr]     |
[INFO] [stderr] 385 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:386:9
[INFO] [stderr]     |
[INFO] [stderr] 386 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:387:9
[INFO] [stderr]     |
[INFO] [stderr] 387 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:416:9
[INFO] [stderr]     |
[INFO] [stderr] 416 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:417:9
[INFO] [stderr]     |
[INFO] [stderr] 417 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:418:9
[INFO] [stderr]     |
[INFO] [stderr] 418 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:433:9
[INFO] [stderr]     |
[INFO] [stderr] 433 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:434:9
[INFO] [stderr]     |
[INFO] [stderr] 434 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:435:9
[INFO] [stderr]     |
[INFO] [stderr] 435 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:452:9
[INFO] [stderr]     |
[INFO] [stderr] 452 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:453:9
[INFO] [stderr]     |
[INFO] [stderr] 453 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:454:9
[INFO] [stderr]     |
[INFO] [stderr] 454 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:478:9
[INFO] [stderr]     |
[INFO] [stderr] 478 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:479:9
[INFO] [stderr]     |
[INFO] [stderr] 479 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:480:9
[INFO] [stderr]     |
[INFO] [stderr] 480 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:483:17
[INFO] [stderr]     |
[INFO] [stderr] 483 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:488:25
[INFO] [stderr]     |
[INFO] [stderr] 488 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:520:9
[INFO] [stderr]     |
[INFO] [stderr] 520 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:521:9
[INFO] [stderr]     |
[INFO] [stderr] 521 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:522:9
[INFO] [stderr]     |
[INFO] [stderr] 522 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:548:9
[INFO] [stderr]     |
[INFO] [stderr] 548 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:549:9
[INFO] [stderr]     |
[INFO] [stderr] 549 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:550:9
[INFO] [stderr]     |
[INFO] [stderr] 550 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:574:9
[INFO] [stderr]     |
[INFO] [stderr] 574 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:575:9
[INFO] [stderr]     |
[INFO] [stderr] 575 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:576:9
[INFO] [stderr]     |
[INFO] [stderr] 576 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:580:17
[INFO] [stderr]     |
[INFO] [stderr] 580 |             let mut server = api.get_mut_server(server_id).unwrap();
[INFO] [stderr]     |                 ----^^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:585:25
[INFO] [stderr]     |
[INFO] [stderr] 585 |                     let mut channel = server.get_mut_channel(channel_id).unwrap();
[INFO] [stderr]     |                         ----^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:611:9
[INFO] [stderr]     |
[INFO] [stderr] 611 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:612:9
[INFO] [stderr]     |
[INFO] [stderr] 612 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:613:9
[INFO] [stderr]     |
[INFO] [stderr] 613 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:633:9
[INFO] [stderr]     |
[INFO] [stderr] 633 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:634:9
[INFO] [stderr]     |
[INFO] [stderr] 634 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:635:9
[INFO] [stderr]     |
[INFO] [stderr] 635 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:664:9
[INFO] [stderr]     |
[INFO] [stderr] 664 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:665:9
[INFO] [stderr]     |
[INFO] [stderr] 665 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:666:9
[INFO] [stderr]     |
[INFO] [stderr] 666 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:701:9
[INFO] [stderr]     |
[INFO] [stderr] 701 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:702:9
[INFO] [stderr]     |
[INFO] [stderr] 702 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:703:9
[INFO] [stderr]     |
[INFO] [stderr] 703 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:732:9
[INFO] [stderr]     |
[INFO] [stderr] 732 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:733:9
[INFO] [stderr]     |
[INFO] [stderr] 733 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:734:9
[INFO] [stderr]     |
[INFO] [stderr] 734 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:768:9
[INFO] [stderr]     |
[INFO] [stderr] 768 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:769:9
[INFO] [stderr]     |
[INFO] [stderr] 769 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:770:9
[INFO] [stderr]     |
[INFO] [stderr] 770 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:797:9
[INFO] [stderr]     |
[INFO] [stderr] 797 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:798:9
[INFO] [stderr]     |
[INFO] [stderr] 798 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:799:9
[INFO] [stderr]     |
[INFO] [stderr] 799 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:817:9
[INFO] [stderr]     |
[INFO] [stderr] 817 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:818:9
[INFO] [stderr]     |
[INFO] [stderr] 818 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:819:9
[INFO] [stderr]     |
[INFO] [stderr] 819 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:839:9
[INFO] [stderr]     |
[INFO] [stderr] 839 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:840:9
[INFO] [stderr]     |
[INFO] [stderr] 840 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:841:9
[INFO] [stderr]     |
[INFO] [stderr] 841 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:860:9
[INFO] [stderr]     |
[INFO] [stderr] 860 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:861:9
[INFO] [stderr]     |
[INFO] [stderr] 861 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:862:9
[INFO] [stderr]     |
[INFO] [stderr] 862 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:888:9
[INFO] [stderr]     |
[INFO] [stderr] 888 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:889:9
[INFO] [stderr]     |
[INFO] [stderr] 889 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:890:9
[INFO] [stderr]     |
[INFO] [stderr] 890 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:916:9
[INFO] [stderr]     |
[INFO] [stderr] 916 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:917:9
[INFO] [stderr]     |
[INFO] [stderr] 917 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:918:9
[INFO] [stderr]     |
[INFO] [stderr] 918 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:937:9
[INFO] [stderr]     |
[INFO] [stderr] 937 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:938:9
[INFO] [stderr]     |
[INFO] [stderr] 938 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:939:9
[INFO] [stderr]     |
[INFO] [stderr] 939 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:955:9
[INFO] [stderr]     |
[INFO] [stderr] 955 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:958:9
[INFO] [stderr]     |
[INFO] [stderr] 958 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:959:9
[INFO] [stderr]     |
[INFO] [stderr] 959 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:960:9
[INFO] [stderr]     |
[INFO] [stderr] 960 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:972:9
[INFO] [stderr]     |
[INFO] [stderr] 972 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:978:9
[INFO] [stderr]     |
[INFO] [stderr] 978 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:979:9
[INFO] [stderr]     |
[INFO] [stderr] 979 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:980:9
[INFO] [stderr]     |
[INFO] [stderr] 980 |     let mut plugin = &mut data.1;
[INFO] [stderr]     |         ----^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:992:9
[INFO] [stderr]     |
[INFO] [stderr] 992 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:998:9
[INFO] [stderr]     |
[INFO] [stderr] 998 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]     |         ----^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/ts3interface.rs:999:9
[INFO] [stderr]     |
[INFO] [stderr] 999 |     let mut api = &mut data.0;
[INFO] [stderr]     |         ----^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/ts3interface.rs:1000:9
[INFO] [stderr]      |
[INFO] [stderr] 1000 |     let mut plugin = &mut data.1;
[INFO] [stderr]      |         ----^^^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/ts3interface.rs:1011:9
[INFO] [stderr]      |
[INFO] [stderr] 1011 |     let mut samples = slice::from_raw_parts_mut(samples, (sample_count * channels) as usize);
[INFO] [stderr]      |         ----^^^^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/ts3interface.rs:1015:9
[INFO] [stderr]      |
[INFO] [stderr] 1015 |     let mut data = data.0.as_mut().unwrap();
[INFO] [stderr]      |         ----^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/ts3interface.rs:1016:9
[INFO] [stderr]      |
[INFO] [stderr] 1016 |     let mut api = &mut data.0;
[INFO] [stderr]      |         ----^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]     --> src/ts3interface.rs:1017:9
[INFO] [stderr]      |
[INFO] [stderr] 1017 |     let mut plugin = &mut data.1;
[INFO] [stderr]      |         ----^^^^^^
[INFO] [stderr]      |         |
[INFO] [stderr]      |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `id`
[INFO] [stderr]    --> /opt/rustwide/target/debug/build/ts3plugin-51665bd28daf0111/out/structs.rs:561:9
[INFO] [stderr]     |
[INFO] [stderr] 561 |     fn new(id: ServerId) -> OptionalServerData {
[INFO] [stderr]     |            ^^ help: if this is intentional, prefix it with an underscore: `_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:317:41
[INFO] [stderr]     |
[INFO] [stderr] 317 |         self.channels.as_mut().ok().and_then(|mut cs| cs.remove(&channel_id))
[INFO] [stderr]     |                                               ----^^
[INFO] [stderr]     |                                               |
[INFO] [stderr]     |                                               help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:673:7
[INFO] [stderr]     |
[INFO] [stderr] 673 |         let mut server = self.servers.get_mut(&server_id).unwrap();
[INFO] [stderr]     |             ----^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:687:16
[INFO] [stderr]     |
[INFO] [stderr] 687 |             if let Some(mut connection) = server.get_mut_connection(invoker.get_id()) {
[INFO] [stderr]     |                         ----^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `ts3plugin` (lib) generated 121 warnings (run `cargo fix --lib -p ts3plugin` to apply 120 suggestions)
[INFO] [stderr] warning: `ts3plugin` (lib test) generated 121 warnings (121 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ts3plugin-3e3367da2d5f21ae)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/skeptic.rs (/opt/rustwide/target/debug/deps/skeptic-f9d667b6715cea2d)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr] error[E0464]: multiple candidates for `rlib` dependency `ts3plugin` found
[INFO] [stderr]  --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | extern crate ts3plugin;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: candidate #1: /opt/rustwide/target/debug/deps/libts3plugin-b0536126266ae170.rlib
[INFO] [stderr]   = note: candidate #2: /opt/rustwide/target/debug/libts3plugin.rlib
[INFO] [stderr] 
[INFO] [stderr] error: cannot find macro `create_plugin` in this scope
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:24:1
[INFO] [stderr]    |
[INFO] [stderr] 24 | create_plugin!(
[INFO] [stderr]    | ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Plugin` in this scope
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:10:6
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl Plugin for MyTsPlugin {
[INFO] [stderr]    |      ^^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TsApi` in this scope
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(api: &mut TsApi) -> Result<Box<MyTsPlugin>, InitError> {
[INFO] [stderr]    |                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `InitError` in this scope
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:11:56
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new(api: &mut TsApi) -> Result<Box<MyTsPlugin>, InitError> {
[INFO] [stderr]    |                                                        ^^^^^^^^^ not found in this scope
[INFO] [stderr]    |
[INFO] [stderr] help: you might be missing a type parameter
[INFO] [stderr]    |
[INFO] [stderr] 10 | impl<InitError> Plugin for MyTsPlugin {
[INFO] [stderr]    |     +++++++++++
[INFO] [stderr] 
[INFO] [stderr] error[E0412]: cannot find type `TsApi` in this scope
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:19:38
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn shutdown(&mut self, api: &mut TsApi) {
[INFO] [stderr]    |                                      ^^^^^ not found in this scope
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type `LogLevel`
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:12:50
[INFO] [stderr]    |
[INFO] [stderr] 12 |         api.log_or_print("Inited", "MyTsPlugin", LogLevel::Info);
[INFO] [stderr]    |                                                  ^^^^^^^^ use of undeclared type `LogLevel`
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: use of undeclared type `LogLevel`
[INFO] [stderr]   --> /tmp/rust-skeptic.5z8Ps138cIGz/test.rs:20:52
[INFO] [stderr]    |
[INFO] [stderr] 20 |         api.log_or_print("Shutdown", "MyTsPlugin", LogLevel::Info);
[INFO] [stderr]    |                                                    ^^^^^^^^ use of undeclared type `LogLevel`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 8 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0412, E0433, E0464.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] test readme_0 ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- readme_0 stdout ----
[INFO] [stdout] thread 'readme_0' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/skeptic-0.6.1/lib.rs:391:13:
[INFO] [stdout] command `compile` failed
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x561e4964b9f6 - std::backtrace_rs::backtrace::libunwind::trace::hbee8a7973eeb6c93
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/libunwind.rs:104:5
[INFO] [stdout]    1:     0x561e4964b9f6 - std::backtrace_rs::backtrace::trace_unsynchronized::hc8ac75eea3aa6899
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x561e4964b9f6 - std::sys_common::backtrace::_print_fmt::hc7f3e3b5298b1083
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:68:5
[INFO] [stdout]    3:     0x561e4964b9f6 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hbb235daedd7c6190
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stdout]    4:     0x561e49675440 - core::fmt::rt::Argument::fmt::h76c38a80d925a410
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/rt.rs:142:9
[INFO] [stdout]    5:     0x561e49675440 - core::fmt::write::h3ed6aeaa977c8e45
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/fmt/mod.rs:1120:17
[INFO] [stdout]    6:     0x561e4964925f - std::io::Write::write_fmt::h1299aa7741865f2b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/io/mod.rs:1810:15
[INFO] [stdout]    7:     0x561e4964b7d4 - std::sys_common::backtrace::_print::h5d645a07e0fcfdbb
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stdout]    8:     0x561e4964b7d4 - std::sys_common::backtrace::print::h85035a511aafe7a8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stdout]    9:     0x561e4964d547 - std::panicking::default_hook::{{closure}}::hcce8cea212785a25
[INFO] [stdout]   10:     0x561e4964d22d - std::panicking::default_hook::hf5fcb0f213fe709a
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:289:9
[INFO] [stdout]   11:     0x561e49602877 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h60265c2dfa87ee34
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   12:     0x561e49602877 - test::test_main::{{closure}}::h77865bd3127078c6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:138:21
[INFO] [stdout]   13:     0x561e4964db66 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hbc5ccf4eb663e1e5
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2029:9
[INFO] [stdout]   14:     0x561e4964db66 - std::panicking::rust_panic_with_hook::h095fccf1dc9379ee
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:783:13
[INFO] [stdout]   15:     0x561e4964d8b2 - std::panicking::begin_panic_handler::{{closure}}::h032ba12139b353db
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:657:13
[INFO] [stdout]   16:     0x561e4964bef6 - std::sys_common::backtrace::__rust_end_short_backtrace::h9259bc2ff8fd0f76
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:171:18
[INFO] [stdout]   17:     0x561e4964d610 - rust_begin_unwind
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:645:5
[INFO] [stdout]   18:     0x561e495cd0f5 - core::panicking::panic_fmt::h784f20a50eaab275
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panicking.rs:72:14
[INFO] [stdout]   19:     0x561e4960f1ab - skeptic::rt::interpret_output::h0e5e51d6fb8a19c7
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/skeptic-0.6.1/lib.rs:391:13
[INFO] [stdout]   20:     0x561e4960e779 - skeptic::rt::compile_test_case::he25f8c295f935f89
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/skeptic-0.6.1/lib.rs:372:9
[INFO] [stdout]   21:     0x561e4960e0b5 - skeptic::rt::run_test::hb3cabbaee63888e2
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/skeptic-0.6.1/lib.rs:326:9
[INFO] [stdout]   22:     0x561e495cdee5 - skeptic::readme_0::h2200bbe909fc6ed3
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/ts3plugin-51665bd28daf0111/out/skeptic-tests.rs:32:5
[INFO] [stdout]   23:     0x561e495cde17 - skeptic::readme_0::{{closure}}::h69a0024e2d0ed15f
[INFO] [stdout]                                at /opt/rustwide/target/debug/build/ts3plugin-51665bd28daf0111/out/skeptic-tests.rs:2:22
[INFO] [stdout]   24:     0x561e495cdb36 - core::ops::function::FnOnce::call_once::h4ac2cfc39893f2ab
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x561e4960814f - core::ops::function::FnOnce::call_once::h8dc6907944022cf6
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x561e4960814f - test::__rust_begin_short_backtrace::haae1a87433f1efb3
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:627:18
[INFO] [stdout]   27:     0x561e49606ed1 - test::run_test_in_process::{{closure}}::h8c7decfa7c14e152
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:60
[INFO] [stdout]   28:     0x561e49606ed1 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h19e6ff056d9d21e9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x561e49606ed1 - std::panicking::try::do_call::h89c848fcaa37c035
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   30:     0x561e49606ed1 - std::panicking::try::h57ab3dc74e2839b8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   31:     0x561e49606ed1 - std::panic::catch_unwind::hfb6a1b1abc120fb9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   32:     0x561e49606ed1 - test::run_test_in_process::h5ae2f9875edd562d
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:650:27
[INFO] [stdout]   33:     0x561e49606ed1 - test::run_test::{{closure}}::h35d7300d8928a067
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:573:43
[INFO] [stdout]   34:     0x561e495ce206 - test::run_test::{{closure}}::h7525ced405d23d1b
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/test/src/lib.rs:601:41
[INFO] [stdout]   35:     0x561e495ce206 - std::sys_common::backtrace::__rust_begin_short_backtrace::h4e7db78ce05afad8
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys_common/backtrace.rs:155:18
[INFO] [stdout]   36:     0x561e495d3267 - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hcfbcb64f1a1b3482
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:529:17
[INFO] [stdout]   37:     0x561e495d3267 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d89c5c4108bd689
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x561e495d3267 - std::panicking::try::do_call::h8a4869bc94ec50c9
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:552:40
[INFO] [stdout]   39:     0x561e495d3267 - std::panicking::try::h9a576f20ff81ac30
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panicking.rs:516:19
[INFO] [stdout]   40:     0x561e495d3267 - std::panic::catch_unwind::hbcb4e3f860ef9830
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/panic.rs:142:14
[INFO] [stdout]   41:     0x561e495d3267 - std::thread::Builder::spawn_unchecked_::{{closure}}::h93c79a6be1505948
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/thread/mod.rs:528:30
[INFO] [stdout]   42:     0x561e495d3267 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h426d96740c81bdaf
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x561e49653165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h12de4fc57affb195
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   44:     0x561e49653165 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h3c619f45059d5cf1
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/alloc/src/boxed.rs:2015:9
[INFO] [stdout]   45:     0x561e49653165 - std::sys::unix::thread::Thread::new::thread_start::hbac657605e4b7389
[INFO] [stdout]                                at /rustc/07dca489ac2d933c78d3c5158e3f43beefeb02ce/library/std/src/sys/unix/thread.rs:108:17
[INFO] [stdout]   46:     0x7fb89b1a7ac3 - <unknown>
[INFO] [stdout]   47:     0x7fb89b238bf4 - __clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     readme_0
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test skeptic`
[INFO] running `Command { std: "docker" "inspect" "f55172e16e8cdc96723a2361985346317c86999a30a8ddce16e07fc2b74bd121", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55172e16e8cdc96723a2361985346317c86999a30a8ddce16e07fc2b74bd121", kill_on_drop: false }`
[INFO] [stdout] f55172e16e8cdc96723a2361985346317c86999a30a8ddce16e07fc2b74bd121
