[INFO] cloning repository https://github.com/WeirdConstructor/datynapse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/WeirdConstructor/datynapse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ddebe804f6cdd72be4965c79f4bcbec26280681
[INFO] checking WeirdConstructor/datynapse against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWeirdConstructor%2Fdatynapse" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/WeirdConstructor/datynapse on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/WeirdConstructor/datynapse
[INFO] removed path dependency wlambda from git repo https://github.com/WeirdConstructor/datynapse
[INFO] finished tweaking git repo https://github.com/WeirdConstructor/datynapse
[INFO] tweaked toml for git repo https://github.com/WeirdConstructor/datynapse written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/WeirdConstructor/datynapse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-12/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bfcfbd972bd8b539e90daaf0137a79d7d062370e088a6232deb646cc3d86e10
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0bfcfbd972bd8b539e90daaf0137a79d7d062370e088a6232deb646cc3d86e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bfcfbd972bd8b539e90daaf0137a79d7d062370e088a6232deb646cc3d86e10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bfcfbd972bd8b539e90daaf0137a79d7d062370e088a6232deb646cc3d86e10", kill_on_drop: false }`
[INFO] [stdout] 0bfcfbd972bd8b539e90daaf0137a79d7d062370e088a6232deb646cc3d86e10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90bb44e48980b856e2ce366b9b0e8f76fad0782d8f7708c47127293779270806
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90bb44e48980b856e2ce366b9b0e8f76fad0782d8f7708c47127293779270806", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (wlambda) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling nix v0.18.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking rmp v0.8.9
[INFO] [stderr]     Checking dirs-sys-next v0.1.1
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs-next v1.0.2
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking rustyline v6.3.0
[INFO] [stderr]     Checking rmp-serde v0.14.4
[INFO] [stderr]     Checking wlambda v0.6.3
[INFO] [stderr]     Checking datynapse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `wlambda::VVal`
[INFO] [stdout]  --> src/tcp_csv_msg_connection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wlambda::VVal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn write_msg_arg(w: &mut std::fmt::Write, arg: &str) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn write_msg_args(w: &mut std::fmt::Write, args: &[String]) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wlambda::VVal`
[INFO] [stdout]  --> src/tcp_csv_msg_connection.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use wlambda::VVal;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:21:26
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn write_msg_arg(w: &mut std::fmt::Write, arg: &str) {
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:39:27
[INFO] [stdout]    |
[INFO] [stdout] 39 | fn write_msg_args(w: &mut std::fmt::Write, args: &[String]) {
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::fmt::Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:377:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | /     loop {
[INFO] [stdout] 298 | |         let evctx = e_rx.recv().expect("no error");
[INFO] [stdout] 299 | |         let id = evctx.user_id;
[INFO] [stdout] 300 | |         let ev = evctx.event;
[INFO] [stdout] ...   |
[INFO] [stdout] 373 | |         }
[INFO] [stdout] 374 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 377 | /     {
[INFO] [stdout] 378 | | //        let mut c = tcp_csv_msg_connection::TCPCSVConnection::new();
[INFO] [stdout] 379 | | //
[INFO] [stdout] 380 | | //        c.connect();
[INFO] [stdout] ...   |
[INFO] [stdout] 404 | | //        c.shutdown();
[INFO] [stdout] 405 | |     }
[INFO] [stdout]     | |_____^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:377:5
[INFO] [stdout]     |
[INFO] [stdout] 297 | /     loop {
[INFO] [stdout] 298 | |         let evctx = e_rx.recv().expect("no error");
[INFO] [stdout] 299 | |         let id = evctx.user_id;
[INFO] [stdout] 300 | |         let ev = evctx.event;
[INFO] [stdout] ...   |
[INFO] [stdout] 373 | |         }
[INFO] [stdout] 374 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 377 | /     {
[INFO] [stdout] 378 | | //        let mut c = tcp_csv_msg_connection::TCPCSVConnection::new();
[INFO] [stdout] 379 | | //
[INFO] [stdout] 380 | | //        c.connect();
[INFO] [stdout] ...   |
[INFO] [stdout] 404 | | //        c.shutdown();
[INFO] [stdout] 405 | |     }
[INFO] [stdout]     | |_____^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         use std::io::BufRead;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/main.rs:336:41
[INFO] [stdout]     |
[INFO] [stdout] 336 |                     Msg::Payload(p_cmd, args, payload) => {
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Msg::Ok(arg)             => None,
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Msg::Hello(args)         => Some(Msg::Ok("hello".to_string())),
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |             Msg::Error(args)         => Some(Msg::Ok("error".to_string())),
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Msg::Direct(args)        => Some(Msg::Ok("direct".to_string())),
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:392:28
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn server_event(&self, e: Event) {
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:406:40
[INFO] [stdout]     |
[INFO] [stdout] 406 | ...                   if let Err(e) =
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream_rx`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let (stream_tx, stream_rx) = std::sync::mpsc::channel();
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 if let Some(s) = &stream {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stream` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:595:13
[INFO] [stdout]     |
[INFO] [stdout] 595 |             stream = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reader` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |             reader = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stream` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:701:13
[INFO] [stdout]     |
[INFO] [stdout] 701 |             stream        = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_frame` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:702:13
[INFO] [stdout]     |
[INFO] [stdout] 702 |             cur_frame     = None;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_write_ptr` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:703:13
[INFO] [stdout]     |
[INFO] [stdout] 703 |             cur_write_ptr = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:739:21
[INFO] [stdout]     |
[INFO] [stdout] 739 |                 let mut stream =
[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: variant is never constructed: `ReaderConnectionAvailable`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 346 |     ReaderConnectionAvailable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LogInf`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     LogInf(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Client`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     Client(ClientID, Event),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Server`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     Server(Event),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPCSVServer`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 376 | pub struct TCPCSVServer {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPServerConInfo`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:382:12
[INFO] [stdout]     |
[INFO] [stdout] 382 | pub struct TCPServerConInfo {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPServerConnection`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:386:12
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub struct TCPServerConnection {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `server_event`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:392:8
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn server_event(&self, e: Event) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `spawn_server_thread`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:395:8
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn spawn_server_thread(&mut self) -> Result<(), std::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shutdown`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:771:12
[INFO] [stdout]     |
[INFO] [stdout] 771 |     pub fn shutdown(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `garbage_collect`
[INFO] [stdout]   --> src/main.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn garbage_collect(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Again`
[INFO] [stdout]    --> src/main.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Again,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Crash`
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     Crash,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::BufRead`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:217:13
[INFO] [stdout]     |
[INFO] [stdout] 217 |         use std::io::BufRead;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]    --> src/main.rs:336:41
[INFO] [stdout]     |
[INFO] [stdout] 336 |                     Msg::Payload(p_cmd, args, payload) => {
[INFO] [stdout]     |                                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `arg`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:51:21
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Msg::Ok(arg)             => None,
[INFO] [stdout]    |                     ^^^ help: if this is intentional, prefix it with an underscore: `_arg`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:52:24
[INFO] [stdout]    |
[INFO] [stdout] 52 |             Msg::Hello(args)         => Some(Msg::Ok("hello".to_string())),
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:53:24
[INFO] [stdout]    |
[INFO] [stdout] 53 |             Msg::Error(args)         => Some(Msg::Ok("error".to_string())),
[INFO] [stdout]    |                        ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/tcp_csv_msg_connection.rs:54:25
[INFO] [stdout]    |
[INFO] [stdout] 54 |             Msg::Direct(args)        => Some(Msg::Ok("direct".to_string())),
[INFO] [stdout]    |                         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:392:28
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn server_event(&self, e: Event) {
[INFO] [stdout]     |                            ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:406:40
[INFO] [stdout]     |
[INFO] [stdout] 406 | ...                   if let Err(e) =
[INFO] [stdout]     |                                  ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `stream_rx`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:396:25
[INFO] [stdout]     |
[INFO] [stdout] 396 |         let (stream_tx, stream_rx) = std::sync::mpsc::channel();
[INFO] [stdout]     |                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_stream_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `s`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |                 if let Some(s) = &stream {
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_s`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stream` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:595:13
[INFO] [stdout]     |
[INFO] [stdout] 595 |             stream = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reader` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:596:13
[INFO] [stdout]     |
[INFO] [stdout] 596 |             reader = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `stream` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:701:13
[INFO] [stdout]     |
[INFO] [stdout] 701 |             stream        = None;
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_frame` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:702:13
[INFO] [stdout]     |
[INFO] [stdout] 702 |             cur_frame     = None;
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `cur_write_ptr` is never read
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:703:13
[INFO] [stdout]     |
[INFO] [stdout] 703 |             cur_write_ptr = None;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:739:21
[INFO] [stdout]     |
[INFO] [stdout] 739 |                 let mut stream =
[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 `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 | /                 con.send(Msg::Hello(vec![
[INFO] [stdout] 309 | |                     my_name.to_string(),
[INFO] [stdout] 310 | |                     my_version.to_string(),
[INFO] [stdout] 311 | |                     proto_version.to_string()
[INFO] [stdout] 312 | |                 ]));
[INFO] [stdout]     | |____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:356:21
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     con.send(resp);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:584:33
[INFO] [stdout]     |
[INFO] [stdout] 584 | / ...                   stream.take().unwrap().into_inner()
[INFO] [stdout] 585 | | ...                         .shutdown(std::net::Shutdown::Both);
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:685:37
[INFO] [stdout]     |
[INFO] [stdout] 685 | / ...                   stream.take().unwrap()
[INFO] [stdout] 686 | | ...                         .shutdown(std::net::Shutdown::Both);
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 37 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sync_event.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut ev = SyncEvent::new();
[INFO] [stdout]    |             ----^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/sync_event.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut evt = ev.clone();
[INFO] [stdout]    |             ----^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ReaderConnectionAvailable`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:346:5
[INFO] [stdout]     |
[INFO] [stdout] 346 |     ReaderConnectionAvailable,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `LogInf`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:349:5
[INFO] [stdout]     |
[INFO] [stdout] 349 |     LogInf(String),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Client`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:372:5
[INFO] [stdout]     |
[INFO] [stdout] 372 |     Client(ClientID, Event),
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Server`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:373:5
[INFO] [stdout]     |
[INFO] [stdout] 373 |     Server(Event),
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPCSVServer`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:376:12
[INFO] [stdout]     |
[INFO] [stdout] 376 | pub struct TCPCSVServer {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPServerConInfo`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:382:12
[INFO] [stdout]     |
[INFO] [stdout] 382 | pub struct TCPServerConInfo {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `TCPServerConnection`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:386:12
[INFO] [stdout]     |
[INFO] [stdout] 386 | pub struct TCPServerConnection {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `server_event`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:392:8
[INFO] [stdout]     |
[INFO] [stdout] 392 |     fn server_event(&self, e: Event) {
[INFO] [stdout]     |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `spawn_server_thread`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:395:8
[INFO] [stdout]     |
[INFO] [stdout] 395 |     fn spawn_server_thread(&mut self) -> Result<(), std::io::Error> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `shutdown`
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:771:12
[INFO] [stdout]     |
[INFO] [stdout] 771 |     pub fn shutdown(&mut self) {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `garbage_collect`
[INFO] [stdout]   --> src/main.rs:59:12
[INFO] [stdout]    |
[INFO] [stdout] 59 |     pub fn garbage_collect(&mut self) {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Again`
[INFO] [stdout]    --> src/main.rs:118:5
[INFO] [stdout]     |
[INFO] [stdout] 118 |     Again,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Crash`
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |     Crash,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:308:17
[INFO] [stdout]     |
[INFO] [stdout] 308 | /                 con.send(Msg::Hello(vec![
[INFO] [stdout] 309 | |                     my_name.to_string(),
[INFO] [stdout] 310 | |                     my_version.to_string(),
[INFO] [stdout] 311 | |                     proto_version.to_string()
[INFO] [stdout] 312 | |                 ]));
[INFO] [stdout]     | |____________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/main.rs:356:21
[INFO] [stdout]     |
[INFO] [stdout] 356 |                     con.send(resp);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:584:33
[INFO] [stdout]     |
[INFO] [stdout] 584 | / ...                   stream.take().unwrap().into_inner()
[INFO] [stdout] 585 | | ...                         .shutdown(std::net::Shutdown::Both);
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]    --> src/tcp_csv_msg_connection.rs:685:37
[INFO] [stdout]     |
[INFO] [stdout] 685 | / ...                   stream.take().unwrap()
[INFO] [stdout] 686 | | ...                         .shutdown(std::net::Shutdown::Both);
[INFO] [stdout]     | |________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 39 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "90bb44e48980b856e2ce366b9b0e8f76fad0782d8f7708c47127293779270806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90bb44e48980b856e2ce366b9b0e8f76fad0782d8f7708c47127293779270806", kill_on_drop: false }`
[INFO] [stdout] 90bb44e48980b856e2ce366b9b0e8f76fad0782d8f7708c47127293779270806