[INFO] fetching crate hardshare 0.12.0...
[INFO] checking hardshare-0.12.0 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate hardshare 0.12.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate hardshare 0.12.0 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hardshare 0.12.0
[INFO] finished tweaking crates.io crate hardshare 0.12.0
[INFO] tweaked toml for crates.io crate hardshare 0.12.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate hardshare 0.12.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cb45af47f6008cbac80bdebdc853f64962dcc88bec2038a7c37af592650d5dc6
[INFO] running `Command { std: "docker" "start" "-a" "cb45af47f6008cbac80bdebdc853f64962dcc88bec2038a7c37af592650d5dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cb45af47f6008cbac80bdebdc853f64962dcc88bec2038a7c37af592650d5dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb45af47f6008cbac80bdebdc853f64962dcc88bec2038a7c37af592650d5dc6", kill_on_drop: false }`
[INFO] [stdout] cb45af47f6008cbac80bdebdc853f64962dcc88bec2038a7c37af592650d5dc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86321f0428df2d2fdcc83181141f932135a1709e585e98635c36dac9eb01efae
[INFO] running `Command { std: "docker" "start" "-a" "86321f0428df2d2fdcc83181141f932135a1709e585e98635c36dac9eb01efae", kill_on_drop: false }`
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[INFO] [stdout] error: couldn't read src/../tests/keys/public.pem: No such file or directory (os error 2)
[INFO] [stdout]   --> src/mgmt.rs:28:27
[INFO] [stdout]    |
[INFO] [stdout] 28 | const PUBLIC_KEY: &[u8] = include_bytes!("../tests/keys/public.pem");
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `include_bytes` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsStr`
[INFO] [stdout]  --> src/control.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ffi::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Claims`, `Header`, `Token`
[INFO] [stdout]   --> src/mgmt.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | use jwt::{Claims, Header, Token};
[INFO] [stdout]    |           ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ffi::OsStr`
[INFO] [stdout]  --> src/control.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ffi::OsStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Claims`, `Header`, `Token`
[INFO] [stdout]   --> src/mgmt.rs:20:11
[INFO] [stdout]    |
[INFO] [stdout] 20 | use jwt::{Claims, Header, Token};
[INFO] [stdout]    |           ^^^^^^  ^^^^^^  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]    --> src/mgmt.rs:477:9
[INFO] [stdout]     |
[INFO] [stdout] 477 |     use std::collections::HashMap;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/api.rs:639:50
[INFO] [stdout]     |
[INFO] [stdout] 639 |         let main_actor_addr = MainActor::create(|ctx| MainActor {
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]    --> src/api.rs:639:50
[INFO] [stdout]     |
[INFO] [stdout] 639 |         let main_actor_addr = MainActor::create(|ctx| MainActor {
[INFO] [stdout]     |                                                  ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wd_index`
[INFO] [stdout]    --> src/api.rs:677:17
[INFO] [stdout]     |
[INFO] [stdout] 677 |             let wd_index = match mgmt::find_id_prefix(local_config, Some(wdid.as_str())) {
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wd_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/api.rs:679:21
[INFO] [stdout]     |
[INFO] [stdout] 679 |                 Err(err) => return actix_web::HttpResponse::NotFound().finish(),
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `wd_index`
[INFO] [stdout]    --> src/api.rs:677:17
[INFO] [stdout]     |
[INFO] [stdout] 677 |             let wd_index = match mgmt::find_id_prefix(local_config, Some(wdid.as_str())) {
[INFO] [stdout]     |                 ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_wd_index`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/api.rs:679:21
[INFO] [stdout]     |
[INFO] [stdout] 679 |                 Err(err) => return actix_web::HttpResponse::NotFound().finish(),
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hardshare` (bin "hardshare" test) due to 2 previous errors; 6 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:295:21
[INFO] [stdout]     |
[INFO] [stdout] 295 |                 let mut resp = client.delete(url).send().await?;
[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: unused variable: `origin`
[INFO] [stdout]    --> src/api.rs:317:13
[INFO] [stdout]     |
[INFO] [stdout] 317 |         let origin = self.origin.clone();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_origin`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:358:17
[INFO] [stdout]     |
[INFO] [stdout] 358 |             let mut resp = if make_locked {
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:401:17
[INFO] [stdout]     |
[INFO] [stdout] 401 |             let mut resp = client.post(url).send().await?;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:556:25
[INFO] [stdout]     |
[INFO] [stdout] 556 |                     let mut addons_config = payload["addons_config"].take();
[INFO] [stdout]     |                         ----^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `resp`
[INFO] [stdout]    --> src/api.rs:620:23
[INFO] [stdout]     |
[INFO] [stdout] 620 |                 .map(|resp| ())
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_resp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:792:21
[INFO] [stdout]     |
[INFO] [stdout] 792 |                 let mut ac = Arc::clone(&ac);
[INFO] [stdout]     |                     ----^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:863:17
[INFO] [stdout]     |
[INFO] [stdout] 863 |             let mut resp = awc::Client::new().post(url).send().await?;
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:912:13
[INFO] [stdout]     |
[INFO] [stdout] 912 |         let mut new_wd = res?;
[INFO] [stdout]     |             ----^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/api.rs:971:13
[INFO] [stdout]     |
[INFO] [stdout] 971 |         let mut matched_wd = match res? {
[INFO] [stdout]     |             ----^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1071:27
[INFO] [stdout]      |
[INFO] [stdout] 1071 |     fn stopped(&mut self, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1093:39
[INFO] [stdout]      |
[INFO] [stdout] 1093 |     fn handle(&mut self, msg: WSSend, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                                       ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1099:63
[INFO] [stdout]      |
[INFO] [stdout] 1099 |     fn handle(&mut self, msg: Result<Frame, WsProtocolError>, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                                                               ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1207:27
[INFO] [stdout]      |
[INFO] [stdout] 1207 |     fn started(&mut self, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1211:27
[INFO] [stdout]      |
[INFO] [stdout] 1211 |     fn stopped(&mut self, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                           ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1234:38
[INFO] [stdout]      |
[INFO] [stdout] 1234 |     fn handle(&mut self, msg: NewWS, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                                      ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1269:52
[INFO] [stdout]      |
[INFO] [stdout] 1269 |     fn handle(&mut self, msg: ClientWorkerMessage, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                                                    ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]     --> src/api.rs:1291:46
[INFO] [stdout]      |
[INFO] [stdout] 1291 |     fn handle(&mut self, msg: ClientCommand, ctx: &mut Context<Self>) {
[INFO] [stdout]      |                                              ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/cli.rs:774:5
[INFO] [stdout]     |
[INFO] [stdout] 774 |     matches: &clap::ArgMatches,
[INFO] [stdout]     |     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `matches`
[INFO] [stdout]    --> src/cli.rs:798:22
[INFO] [stdout]     |
[INFO] [stdout] 798 | fn reload_subcommand(matches: &clap::ArgMatches, bindaddr: &str) -> Result<(), CliError> {
[INFO] [stdout]     |                      ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/cli.rs:808:9
[INFO] [stdout]     |
[INFO] [stdout] 808 |     let mut local_config = match mgmt::get_local_config(false, false) {
[INFO] [stdout]     |         ----^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/control.rs:154:22
[INFO] [stdout]     |
[INFO] [stdout] 154 |                 Some(s) => {
[INFO] [stdout]     |                      ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/control.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |             Err(err) => Err("SSH port not found".into()),
[INFO] [stdout]     |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hostkey`
[INFO] [stdout]    --> src/control.rs:517:17
[INFO] [stdout]     |
[INFO] [stdout] 517 |             let hostkey: String =
[INFO] [stdout]     |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_hostkey`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/control.rs:645:17
[INFO] [stdout]     |
[INFO] [stdout] 645 |             let mut run_command = run_command.args(["rm", "-f", &name]);
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ac`
[INFO] [stdout]    --> src/control.rs:686:5
[INFO] [stdout]     |
[INFO] [stdout] 686 |     ac: api::HSAPIClient,
[INFO] [stdout]     |     ^^ help: if this is intentional, prefix it with an underscore: `_ac`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `conntype`
[INFO] [stdout]    --> src/control.rs:874:9
[INFO] [stdout]     |
[INFO] [stdout] 874 |         conntype: ConnType,
[INFO] [stdout]     |         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_conntype`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `tunnelkey_path`, `container_addr`, and `container_port` are never read
[INFO] [stdout]   --> src/control.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 53 | struct SshTunnel {
[INFO] [stdout]    |        --------- fields in this struct
[INFO] [stdout] 54 |     proc: std::process::Child,
[INFO] [stdout] 55 |     tunnelkey_path: std::path::PathBuf,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 56 |     container_addr: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 57 |     container_port: Port,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `HubPing` is never constructed
[INFO] [stdout]    --> src/control.rs:837:5
[INFO] [stdout]     |
[INFO] [stdout] 832 | enum CWorkerCommandType {
[INFO] [stdout]     |      ------------------ variant in this enum
[INFO] [stdout] ...
[INFO] [stdout] 837 |     HubPing,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CWorkerCommandType` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `hostkey` and `port` are never read
[INFO] [stdout]    --> src/control.rs:842:5
[INFO] [stdout]     |
[INFO] [stdout] 841 | pub struct TunnelInfo {
[INFO] [stdout]     |            ---------- fields in this struct
[INFO] [stdout] 842 |     hostkey: String,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 843 |     ipv4: String,
[INFO] [stdout] 844 |     port: Port,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TunnelInfo` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `conntype` is never read
[INFO] [stdout]    --> src/control.rs:853:5
[INFO] [stdout]     |
[INFO] [stdout] 850 | pub struct CWorkerCommand {
[INFO] [stdout]     |            -------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 853 |     conntype: Option<ConnType>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `CWorkerCommand` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/cli.rs:257:21
[INFO] [stdout]     |
[INFO] [stdout] 257 |                     writeln!(f, "\tlock-out: {}", locked_out);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this warning originates in the macro `writeln` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/control.rs:768:25
[INFO] [stdout]     |
[INFO] [stdout] 768 |                         current_instance.terminate();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 768 |                         let _ = current_instance.terminate();
[INFO] [stdout]     |                         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/control.rs:819:21
[INFO] [stdout]     |
[INFO] [stdout] 819 |                     current_instance.handle_response(&req);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 819 |                     let _ = current_instance.handle_response(&req);
[INFO] [stdout]     |                     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "86321f0428df2d2fdcc83181141f932135a1709e585e98635c36dac9eb01efae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86321f0428df2d2fdcc83181141f932135a1709e585e98635c36dac9eb01efae", kill_on_drop: false }`
[INFO] [stdout] 86321f0428df2d2fdcc83181141f932135a1709e585e98635c36dac9eb01efae
