[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] testing karaketir16/udp-hole-punching-rust against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkaraketir16%2Fudp-hole-punching-rust" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karaketir16/udp-hole-punching-rust on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/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" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-executor v0.3.6
[INFO] [stderr]   Downloaded futures v0.3.6
[INFO] [stderr]   Downloaded tokio-util v0.4.0
[INFO] [stderr]   Downloaded mio v0.7.3
[INFO] [stderr]   Downloaded tracing-subscriber v0.2.13
[INFO] [stderr]   Downloaded tokio v0.3.0
[INFO] [stderr]   Downloaded tokio-macros v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6f0fb2f5d6b1deaedd5538c9d7ca31207d4153b23f56a9783484ac05ca001613
[INFO] running `Command { std: "docker" "start" "-a" "6f0fb2f5d6b1deaedd5538c9d7ca31207d4153b23f56a9783484ac05ca001613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6f0fb2f5d6b1deaedd5538c9d7ca31207d4153b23f56a9783484ac05ca001613", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f0fb2f5d6b1deaedd5538c9d7ca31207d4153b23f56a9783484ac05ca001613", kill_on_drop: false }`
[INFO] [stdout] 6f0fb2f5d6b1deaedd5538c9d7ca31207d4153b23f56a9783484ac05ca001613
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1baebe09b0ee794a48b7bc421a6ff777c6ea88260f1c6c185f61c9ac639b5163
[INFO] running `Command { std: "docker" "start" "-a" "1baebe09b0ee794a48b7bc421a6ff777c6ea88260f1c6c185f61c9ac639b5163", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling futures-core v0.3.6
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[INFO] [stderr]    Compiling smallvec v1.4.2
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.20
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[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling instant v0.1.7
[INFO] [stderr]    Compiling num-integer v0.1.43
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[INFO] [stderr]    Compiling lock_api v0.4.1
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling tracing-log v0.1.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
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[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling udp_test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "1baebe09b0ee794a48b7bc421a6ff777c6ea88260f1c6c185f61c9ac639b5163", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1baebe09b0ee794a48b7bc421a6ff777c6ea88260f1c6c185f61c9ac639b5163", kill_on_drop: false }`
[INFO] [stdout] 1baebe09b0ee794a48b7bc421a6ff777c6ea88260f1c6c185f61c9ac639b5163
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 64015cc07218611867ae25c855069d0ba703c81dba3d680d2e09785cef36d81d
[INFO] running `Command { std: "docker" "start" "-a" "64015cc07218611867ae25c855069d0ba703c81dba3d680d2e09785cef36d81d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling udp_test v0.1.0 (/opt/rustwide/workdir)
[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: 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]    --> 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: 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] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> my-client.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> my-client.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> my-client.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> my-client.rs:19:10
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[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: 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: 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]   --> 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: 16 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.31s
[INFO] running `Command { std: "docker" "inspect" "64015cc07218611867ae25c855069d0ba703c81dba3d680d2e09785cef36d81d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64015cc07218611867ae25c855069d0ba703c81dba3d680d2e09785cef36d81d", kill_on_drop: false }`
[INFO] [stdout] 64015cc07218611867ae25c855069d0ba703c81dba3d680d2e09785cef36d81d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 07f948fa0c2bcfaea7a802027598f86e0f27b57fdae6d82ecf91ea6006962f9d
[INFO] running `Command { std: "docker" "start" "-a" "07f948fa0c2bcfaea7a802027598f86e0f27b57fdae6d82ecf91ea6006962f9d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> udp-client.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 82  | /     loop{
[INFO] [stderr] 83  | |         let encoded: Vec<u8> = bincode::serialize(&test).unwrap();
[INFO] [stderr] 84  | |
[INFO] [stderr] 85  | |         socket.send_to(&encoded, &remote_addr).await?;
[INFO] [stderr] ...   |
[INFO] [stderr] 104 | |         );
[INFO] [stderr] 105 | |     }    
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 106 | 
[INFO] [stderr] 107 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_stdin_data`
[INFO] [stderr]   --> udp-client.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Connecting_1` should have an upper camel case name
[INFO] [stderr]   --> my-client.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Connecting_1,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connecting1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Connecting_2` should have an upper camel case name
[INFO] [stderr]   --> my-client.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Connecting_2,
[INFO] [stderr]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connecting2`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Waiting_Connection` should have an upper camel case name
[INFO] [stderr]   --> my-client.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Waiting_Connection,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `WaitingConnection`
[INFO] [stderr] 
[INFO] [stderr] warning: type `Package_Type` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:105:6
[INFO] [stderr]     |
[INFO] [stderr] 105 | enum Package_Type {
[INFO] [stderr]     |      ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PackageType`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connection_request` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:106:5
[INFO] [stderr]     |
[INFO] [stderr] 106 |     connection_request,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConnectionRequest`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `register_request` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     register_request,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterRequest`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `register_approve` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     register_approve,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterApprove`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connected_1` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:109:5
[INFO] [stderr]     |
[INFO] [stderr] 109 |     connected_1,
[INFO] [stderr]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected1`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connected_2` should have an upper camel case name
[INFO] [stderr]    --> my-client.rs:110:5
[INFO] [stderr]     |
[INFO] [stderr] 110 |     connected_2,
[INFO] [stderr]     |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected2`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> my-client.rs:222:5
[INFO] [stderr]     |
[INFO] [stderr] 160 | /     loop {
[INFO] [stderr] 161 | |         dbg!(&state);
[INFO] [stderr] 162 | |         state = match state {
[INFO] [stderr] 163 | |             
[INFO] [stderr] ...   |
[INFO] [stderr] 193 | |         // break;
[INFO] [stderr] 194 | |     }
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] ...
[INFO] [stderr] 222 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]    --> my-client.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |         Err(e) => {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_stdin_data`
[INFO] [stderr]   --> my-client.rs:13:4
[INFO] [stderr]    |
[INFO] [stderr] 13 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Connecting_1`
[INFO] [stderr]   --> my-client.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Connecting_1,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> my-client.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Connecting_2`
[INFO] [stderr]   --> my-client.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     Connecting_2,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> my-client.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Connected`
[INFO] [stderr]   --> my-client.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     Connected,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> my-client.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Waiting_Connection`
[INFO] [stderr]   --> my-client.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     Waiting_Connection,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `State` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> my-client.rs:19:10
[INFO] [stderr]    |
[INFO] [stderr] 19 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: type `Package_Type` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:54:6
[INFO] [stderr]    |
[INFO] [stderr] 54 | enum Package_Type {
[INFO] [stderr]    |      ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `PackageType`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connection_request` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     connection_request,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `ConnectionRequest`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `register_request` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:56:5
[INFO] [stderr]    |
[INFO] [stderr] 56 |     register_request,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterRequest`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `register_approve` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     register_approve,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^ help: convert the identifier to upper camel case: `RegisterApprove`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connected_1` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:58:5
[INFO] [stderr]    |
[INFO] [stderr] 58 |     connected_1,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected1`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `connected_2` should have an upper camel case name
[INFO] [stderr]   --> my-server.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     connected_2,
[INFO] [stderr]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case: `Connected2`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> my-server.rs:117:5
[INFO] [stderr]     |
[INFO] [stderr] 98  | /     loop{
[INFO] [stderr] 99  | |         let encoded: Vec<u8> = bincode::serialize(&test).unwrap();
[INFO] [stderr] 100 | |
[INFO] [stderr] 101 | |         socket.send_to(&encoded, &remote_addr).await?;
[INFO] [stderr] ...   |
[INFO] [stderr] 114 | |         dbg!(a);
[INFO] [stderr] 115 | |     }    
[INFO] [stderr]     | |_____- any code following this expression is unreachable
[INFO] [stderr] 116 | 
[INFO] [stderr] 117 |       Ok(())
[INFO] [stderr]     |       ^^^^^^ unreachable expression
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> my-server.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let mut test: Package = Package {
[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: function is never used: `get_stdin_data`
[INFO] [stderr]   --> my-server.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn get_stdin_data() -> Result<Vec<u8>, Box<dyn std::error::Error>> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `udp_test` (example "udp-client") generated 2 warnings
[INFO] [stderr] warning: `udp_test` (example "my-client") generated 16 warnings
[INFO] [stderr] warning: `udp_test` (example "my-server") generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/udp_test-1d7fbc12193f7be6)
[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] running `Command { std: "docker" "inspect" "07f948fa0c2bcfaea7a802027598f86e0f27b57fdae6d82ecf91ea6006962f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07f948fa0c2bcfaea7a802027598f86e0f27b57fdae6d82ecf91ea6006962f9d", kill_on_drop: false }`
[INFO] [stdout] 07f948fa0c2bcfaea7a802027598f86e0f27b57fdae6d82ecf91ea6006962f9d