[INFO] cloning repository https://github.com/karaketir16/udp-hole-punching-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/karaketir16/udp-hole-punching-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 763d51dc84f6cd9269bc2cdd91b36242a56d673b
[INFO] checking karaketir16/udp-hole-punching-rust against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karaketir16/udp-hole-punching-rust on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karaketir16/udp-hole-punching-rust
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/karaketir16/udp-hole-punching-rust
[INFO] tweaked toml for git repo https://github.com/karaketir16/udp-hole-punching-rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/karaketir16/udp-hole-punching-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ede86240d9953d02510484d826a13978b9a343569b2054b49a456df7abc520f
[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" "5ede86240d9953d02510484d826a13978b9a343569b2054b49a456df7abc520f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ede86240d9953d02510484d826a13978b9a343569b2054b49a456df7abc520f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ede86240d9953d02510484d826a13978b9a343569b2054b49a456df7abc520f", kill_on_drop: false }`
[INFO] [stdout] 5ede86240d9953d02510484d826a13978b9a343569b2054b49a456df7abc520f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7e1fd059af2e60cc4adf77b21b3c26a8e864eabc6eb30054a8cb9988c5d9ca5a
[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" "7e1fd059af2e60cc4adf77b21b3c26a8e864eabc6eb30054a8cb9988c5d9ca5a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.8.0
[INFO] [stderr]     Checking mio v0.7.3
[INFO] [stderr]     Checking tracing-log v0.1.1
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]     Checking parking_lot v0.11.0
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling tokio-macros v0.3.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking tokio v0.3.0
[INFO] [stderr]     Checking tracing-subscriber v0.2.13
[INFO] [stderr]     Checking pin-project v0.4.27
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking serde v1.0.117
[INFO] [stderr]     Checking tokio-util v0.4.0
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]     Checking bincode v1.3.1
[INFO] [stderr]     Checking udp_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `Package_Type` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:54:6
[INFO] [stdout]    |
[INFO] [stdout] 54 | enum Package_Type {
[INFO] [stdout]    |      ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PackageType`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connection_request` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     connection_request,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConnectionRequest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `register_request` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:56:5
[INFO] [stdout]    |
[INFO] [stdout] 56 |     register_request,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterRequest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `register_approve` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:57:5
[INFO] [stdout]    |
[INFO] [stdout] 57 |     register_approve,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterApprove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connected_1` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:58:5
[INFO] [stdout]    |
[INFO] [stdout] 58 |     connected_1,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connected_2` should have an upper camel case name
[INFO] [stdout]   --> my-server.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 59 |     connected_2,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> my-server.rs:117:5
[INFO] [stdout]     |
[INFO] [stdout] 98  | /     loop{
[INFO] [stdout] 99  | |         let encoded: Vec<u8> = bincode::serialize(&test).unwrap();
[INFO] [stdout] 100 | |
[INFO] [stdout] 101 | |         socket.send_to(&encoded, &remote_addr).await?;
[INFO] [stdout] ...   |
[INFO] [stdout] 114 | |         dbg!(a);
[INFO] [stdout] 115 | |     }    
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 116 | 
[INFO] [stdout] 117 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> udp-client.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 82  | /     loop{
[INFO] [stdout] 83  | |         let encoded: Vec<u8> = bincode::serialize(&test).unwrap();
[INFO] [stdout] 84  | |
[INFO] [stdout] 85  | |         socket.send_to(&encoded, &remote_addr).await?;
[INFO] [stdout] ...   |
[INFO] [stdout] 104 | |         );
[INFO] [stdout] 105 | |     }    
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 106 | 
[INFO] [stdout] 107 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Connecting_1` should have an upper camel case name
[INFO] [stdout]   --> my-client.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Connecting_1,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connecting1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Connecting_2` should have an upper camel case name
[INFO] [stdout]   --> my-client.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Connecting_2,
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connecting2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Waiting_Connection` should have an upper camel case name
[INFO] [stdout]   --> my-client.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Waiting_Connection,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `WaitingConnection`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `Package_Type` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:105:6
[INFO] [stdout]     |
[INFO] [stdout] 105 | enum Package_Type {
[INFO] [stdout]     |      ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PackageType`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connection_request` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:106:5
[INFO] [stdout]     |
[INFO] [stdout] 106 |     connection_request,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConnectionRequest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `register_request` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     register_request,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterRequest`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `register_approve` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:108:5
[INFO] [stdout]     |
[INFO] [stdout] 108 |     register_approve,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterApprove`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connected_1` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     connected_1,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `connected_2` should have an upper camel case name
[INFO] [stdout]    --> my-client.rs:110:5
[INFO] [stdout]     |
[INFO] [stdout] 110 |     connected_2,
[INFO] [stdout]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> my-server.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let mut test: Package = Package {
[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: function is never used: `get_stdin_data`
[INFO] [stdout]   --> udp-client.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_stdin_data`
[INFO] [stdout]   --> my-server.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> my-client.rs:222:5
[INFO] [stdout]     |
[INFO] [stdout] 160 | /     loop {
[INFO] [stdout] 161 | |         dbg!(&state);
[INFO] [stdout] 162 | |         state = match state {
[INFO] [stdout] 163 | |             
[INFO] [stdout] ...   |
[INFO] [stdout] 193 | |         // break;
[INFO] [stdout] 194 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 222 |       Ok(())
[INFO] [stdout]     |       ^^^^^^ unreachable expression
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> my-client.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |         Err(e) => {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_stdin_data`
[INFO] [stdout]   --> my-client.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connecting_1`
[INFO] [stdout]   --> my-client.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     Connecting_1,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connecting_2`
[INFO] [stdout]   --> my-client.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     Connecting_2,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Connected`
[INFO] [stdout]   --> my-client.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     Connected,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Waiting_Connection`
[INFO] [stdout]   --> my-client.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     Waiting_Connection,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "7e1fd059af2e60cc4adf77b21b3c26a8e864eabc6eb30054a8cb9988c5d9ca5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e1fd059af2e60cc4adf77b21b3c26a8e864eabc6eb30054a8cb9988c5d9ca5a", kill_on_drop: false }`
[INFO] [stdout] 7e1fd059af2e60cc4adf77b21b3c26a8e864eabc6eb30054a8cb9988c5d9ca5a