[INFO] cloning repository https://github.com/bramvdbogaerde/tunneler-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bramvdbogaerde/tunneler-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramvdbogaerde%2Ftunneler-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramvdbogaerde%2Ftunneler-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ec3b2bbebc750693ac6c72e26566169e25f973c0 [INFO] testing bramvdbogaerde/tunneler-rs against beta-2022-04-10 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbramvdbogaerde%2Ftunneler-rs" "/workspace/builds/worker-8/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bramvdbogaerde/tunneler-rs on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bramvdbogaerde/tunneler-rs [INFO] finished tweaking git repo https://github.com/bramvdbogaerde/tunneler-rs [INFO] tweaked toml for git repo https://github.com/bramvdbogaerde/tunneler-rs written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate git repo https://github.com/bramvdbogaerde/tunneler-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5e7294dd153700a948947d7b005c61edc5def7d33609df92762cc143b4c7dcb0 [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" "5e7294dd153700a948947d7b005c61edc5def7d33609df92762cc143b4c7dcb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5e7294dd153700a948947d7b005c61edc5def7d33609df92762cc143b4c7dcb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5e7294dd153700a948947d7b005c61edc5def7d33609df92762cc143b4c7dcb0", kill_on_drop: false }` [INFO] [stdout] 5e7294dd153700a948947d7b005c61edc5def7d33609df92762cc143b4c7dcb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "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] 85e18dcb7a8c3f08b0c9327463386a0774ce58ebf3bd6f169d309fb36aa76268 [INFO] running `Command { std: "docker" "start" "-a" "85e18dcb7a8c3f08b0c9327463386a0774ce58ebf3bd6f169d309fb36aa76268", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.82 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling once_cell v1.5.2 [INFO] [stderr] Compiling futures-core v0.3.9 [INFO] [stderr] Compiling pin-project-lite v0.2.4 [INFO] [stderr] Compiling log v0.4.13 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-sink v0.3.9 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling futures-io v0.3.9 [INFO] [stderr] Compiling byteorder v1.4.2 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling tokio v1.0.1 [INFO] [stderr] Compiling lock_api v0.4.2 [INFO] [stderr] Compiling futures-channel v0.3.9 [INFO] [stderr] Compiling futures-task v0.3.9 [INFO] [stderr] Compiling parking_lot_core v0.8.2 [INFO] [stderr] Compiling mio v0.7.7 [INFO] [stderr] Compiling signal-hook-registry v1.3.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling futures-macro v0.3.9 [INFO] [stderr] Compiling tokio-macros v1.0.0 [INFO] [stderr] Compiling futures-util v0.3.9 [INFO] [stderr] Compiling futures-executor v0.3.9 [INFO] [stderr] Compiling futures v0.3.9 [INFO] [stderr] Compiling tokio-stream v0.1.2 [INFO] [stderr] Compiling tokio-util v0.6.1 [INFO] [stderr] Compiling tunneler-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `proxy` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | let proxy = server::ProxyServer::new(3000, "0.0.0.0", tx); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `HttpRequest` [INFO] [stdout] --> src/http_parser.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct HttpRequest { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `empty` [INFO] [stdout] --> src/http_parser.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | fn empty() -> HttpRequest { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse` [INFO] [stdout] --> src/http_parser.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub async fn parse(stream: &mut (impl AsyncRead + Unpin)) -> io::Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `RequestProxy` [INFO] [stdout] --> src/protocol.rs:111:5 [INFO] [stdout] | [INFO] [stdout] 111 | / RequestProxy { [INFO] [stdout] 112 | | /// The name of the custom subdomain [INFO] [stdout] 113 | | custom_subdomain: Option, [INFO] [stdout] 114 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] note: `Packet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/protocol.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `InitializeConnection` [INFO] [stdout] --> src/protocol.rs:122:5 [INFO] [stdout] | [INFO] [stdout] 122 | / InitializeConnection { [INFO] [stdout] 123 | | /// The id of the stream that the server is going to use to send forwarded TCP packets, [INFO] [stdout] 124 | | /// and which the client should use to reply. [INFO] [stdout] 125 | | stream_id: u64, [INFO] [stdout] 126 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] note: `Packet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/protocol.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `CloseConnection` [INFO] [stdout] --> src/protocol.rs:140:5 [INFO] [stdout] | [INFO] [stdout] 140 | / CloseConnection { [INFO] [stdout] 141 | | /// The id of the stream that shall be closed on the server or client. [INFO] [stdout] 142 | | stream_id: u64, [INFO] [stdout] 143 | | }, [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] note: `Packet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/protocol.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `OverlayedPacket` [INFO] [stdout] --> src/protocol.rs:150:5 [INFO] [stdout] | [INFO] [stdout] 150 | OverlayedPacket { contents: Vec }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Packet` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/protocol.rs:98:10 [INFO] [stdout] | [INFO] [stdout] 98 | #[derive(Clone, Debug, PartialEq, Eq)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse` [INFO] [stdout] --> src/protocol.rs:155:12 [INFO] [stdout] | [INFO] [stdout] 155 | pub fn parse(bytes: Vec) -> Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `serialize` [INFO] [stdout] --> src/protocol.rs:218:12 [INFO] [stdout] | [INFO] [stdout] 218 | pub fn serialize(&self) -> Result, io::Error> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `ManagerError` [INFO] [stdout] --> src/server/manager.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum ManagerError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sender` [INFO] [stdout] --> src/server/manager.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | sender: Sender, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerRef` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `submit_request` [INFO] [stdout] --> src/server/manager.rs:48:18 [INFO] [stdout] | [INFO] [stdout] 48 | pub async fn submit_request(&self, request: Request) -> Result<(), ManagerError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `connections` [INFO] [stdout] --> src/server/manager.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | connections: Mutex>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:58:10 [INFO] [stdout] | [INFO] [stdout] 58 | #[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: field is never read: `requests_receiver` [INFO] [stdout] --> src/server/manager.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | requests_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:58:10 [INFO] [stdout] | [INFO] [stdout] 58 | #[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: field is never read: `inner` [INFO] [stdout] --> src/server/manager.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Manager` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:76:10 [INFO] [stdout] | [INFO] [stdout] 76 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `port` [INFO] [stdout] --> src/server/proxy.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | port: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: field is never read: `host` [INFO] [stdout] --> src/server/proxy.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | host: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: field is never read: `request_sender` [INFO] [stdout] --> src/server/proxy.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | request_sender: ManagerRef, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: associated function is never used: `process` [INFO] [stdout] --> src/server/proxy.rs:23:14 [INFO] [stdout] | [INFO] [stdout] 23 | async fn process(manager: ManagerRef, mut socket: TcpStream) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `listen` [INFO] [stdout] --> src/server/proxy.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub async fn listen(&self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 21 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 56.18s [INFO] running `Command { std: "docker" "inspect" "85e18dcb7a8c3f08b0c9327463386a0774ce58ebf3bd6f169d309fb36aa76268", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85e18dcb7a8c3f08b0c9327463386a0774ce58ebf3bd6f169d309fb36aa76268", kill_on_drop: false }` [INFO] [stdout] 85e18dcb7a8c3f08b0c9327463386a0774ce58ebf3bd6f169d309fb36aa76268 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a6256fc240a25b4d84b0ae16f5a1b43945b842dbdfbd7cd7f01a62437185932e [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" "a6256fc240a25b4d84b0ae16f5a1b43945b842dbdfbd7cd7f01a62437185932e", kill_on_drop: false }` [INFO] [stderr] Compiling tunneler-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `proxy` [INFO] [stdout] --> src/main.rs:19:17 [INFO] [stdout] | [INFO] [stdout] 19 | let proxy = server::ProxyServer::new(3000, "0.0.0.0", tx); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `HttpRequest` [INFO] [stdout] --> src/http_parser.rs:6:12 [INFO] [stdout] | [INFO] [stdout] 6 | pub struct HttpRequest { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `empty` [INFO] [stdout] --> src/http_parser.rs:14:8 [INFO] [stdout] | [INFO] [stdout] 14 | fn empty() -> HttpRequest { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `parse` [INFO] [stdout] --> src/http_parser.rs:23:18 [INFO] [stdout] | [INFO] [stdout] 23 | pub async fn parse(stream: &mut (impl AsyncRead + Unpin)) -> io::Result { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum is never used: `ManagerError` [INFO] [stdout] --> src/server/manager.rs:34:10 [INFO] [stdout] | [INFO] [stdout] 34 | pub enum ManagerError { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `sender` [INFO] [stdout] --> src/server/manager.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | sender: Sender, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerRef` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:38:10 [INFO] [stdout] | [INFO] [stdout] 38 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `submit_request` [INFO] [stdout] --> src/server/manager.rs:48:18 [INFO] [stdout] | [INFO] [stdout] 48 | pub async fn submit_request(&self, request: Request) -> Result<(), ManagerError> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `connections` [INFO] [stdout] --> src/server/manager.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | connections: Mutex>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:58:10 [INFO] [stdout] | [INFO] [stdout] 58 | #[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: field is never read: `requests_receiver` [INFO] [stdout] --> src/server/manager.rs:63:5 [INFO] [stdout] | [INFO] [stdout] 63 | requests_receiver: Receiver, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:58:10 [INFO] [stdout] | [INFO] [stdout] 58 | #[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: field is never read: `inner` [INFO] [stdout] --> src/server/manager.rs:78:5 [INFO] [stdout] | [INFO] [stdout] 78 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Manager` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/manager.rs:76:10 [INFO] [stdout] | [INFO] [stdout] 76 | #[derive(Clone, Debug)] [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `port` [INFO] [stdout] --> src/server/proxy.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | port: usize, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: field is never read: `host` [INFO] [stdout] --> src/server/proxy.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | host: String, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: field is never read: `request_sender` [INFO] [stdout] --> src/server/proxy.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | request_sender: ManagerRef, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] --> src/server/proxy.rs:7:10 [INFO] [stdout] | [INFO] [stdout] 7 | #[derive(Debug, Clone)] [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: associated function is never used: `process` [INFO] [stdout] --> src/server/proxy.rs:23:14 [INFO] [stdout] | [INFO] [stdout] 23 | async fn process(manager: ManagerRef, mut socket: TcpStream) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `listen` [INFO] [stdout] --> src/server/proxy.rs:50:18 [INFO] [stdout] | [INFO] [stdout] 50 | pub async fn listen(&self) -> std::io::Result<()> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.34s [INFO] [stderr] Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/tunneler_rs-3764cd0748624fbf) [INFO] running `Command { std: "docker" "inspect" "a6256fc240a25b4d84b0ae16f5a1b43945b842dbdfbd7cd7f01a62437185932e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a6256fc240a25b4d84b0ae16f5a1b43945b842dbdfbd7cd7f01a62437185932e", kill_on_drop: false }` [INFO] [stdout] a6256fc240a25b4d84b0ae16f5a1b43945b842dbdfbd7cd7f01a62437185932e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2022-04-10" "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] 883e2888948ac50cf72e645a4a764577f52012f5807b1193dc9031760e45e801 [INFO] running `Command { std: "docker" "start" "-a" "883e2888948ac50cf72e645a4a764577f52012f5807b1193dc9031760e45e801", kill_on_drop: false }` [INFO] [stderr] warning: unused variable: `proxy` [INFO] [stderr] --> src/main.rs:19:17 [INFO] [stderr] | [INFO] [stderr] 19 | let proxy = server::ProxyServer::new(3000, "0.0.0.0", tx); [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_proxy` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `HttpRequest` [INFO] [stderr] --> src/http_parser.rs:6:12 [INFO] [stderr] | [INFO] [stderr] 6 | pub struct HttpRequest { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `empty` [INFO] [stderr] --> src/http_parser.rs:14:8 [INFO] [stderr] | [INFO] [stderr] 14 | fn empty() -> HttpRequest { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `parse` [INFO] [stderr] --> src/http_parser.rs:23:18 [INFO] [stderr] | [INFO] [stderr] 23 | pub async fn parse(stream: &mut (impl AsyncRead + Unpin)) -> io::Result { [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `ManagerError` [INFO] [stderr] --> src/server/manager.rs:34:10 [INFO] [stderr] | [INFO] [stderr] 34 | pub enum ManagerError { [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `sender` [INFO] [stderr] --> src/server/manager.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | sender: Sender, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ManagerRef` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/manager.rs:38:10 [INFO] [stderr] | [INFO] [stderr] 38 | #[derive(Clone, Debug)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `submit_request` [INFO] [stderr] --> src/server/manager.rs:48:18 [INFO] [stderr] | [INFO] [stderr] 48 | pub async fn submit_request(&self, request: Request) -> Result<(), ManagerError> { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `connections` [INFO] [stderr] --> src/server/manager.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | connections: Mutex>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/manager.rs:58:10 [INFO] [stderr] | [INFO] [stderr] 58 | #[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: field is never read: `requests_receiver` [INFO] [stderr] --> src/server/manager.rs:63:5 [INFO] [stderr] | [INFO] [stderr] 63 | requests_receiver: Receiver, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ManagerInner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/manager.rs:58:10 [INFO] [stderr] | [INFO] [stderr] 58 | #[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: field is never read: `inner` [INFO] [stderr] --> src/server/manager.rs:78:5 [INFO] [stderr] | [INFO] [stderr] 78 | inner: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `Manager` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/manager.rs:76:10 [INFO] [stderr] | [INFO] [stderr] 76 | #[derive(Clone, Debug)] [INFO] [stderr] | ^^^^^ ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Clone` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: field is never read: `port` [INFO] [stderr] --> src/server/proxy.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | port: usize, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/proxy.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | #[derive(Debug, Clone)] [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: field is never read: `host` [INFO] [stderr] --> src/server/proxy.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | host: String, [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/proxy.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | #[derive(Debug, Clone)] [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: field is never read: `request_sender` [INFO] [stderr] --> src/server/proxy.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | request_sender: ManagerRef, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] note: `ProxyServer` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] --> src/server/proxy.rs:7:10 [INFO] [stderr] | [INFO] [stderr] 7 | #[derive(Debug, Clone)] [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: associated function is never used: `process` [INFO] [stderr] --> src/server/proxy.rs:23:14 [INFO] [stderr] | [INFO] [stderr] 23 | async fn process(manager: ManagerRef, mut socket: TcpStream) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: associated function is never used: `listen` [INFO] [stderr] --> src/server/proxy.rs:50:18 [INFO] [stderr] | [INFO] [stderr] 50 | pub async fn listen(&self) -> std::io::Result<()> { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `tunneler-rs` (bin "tunneler-rs" test) generated 15 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tunneler_rs-3764cd0748624fbf) [INFO] [stdout] [INFO] [stdout] running 4 tests [INFO] [stdout] test protocol::tests::test_initialize_connection ... ok [INFO] [stdout] test protocol::tests::test_close_connection ... ok [INFO] [stdout] test protocol::tests::test_overlayed_packet ... ok [INFO] [stdout] test protocol::tests::test_request_proxy ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "883e2888948ac50cf72e645a4a764577f52012f5807b1193dc9031760e45e801", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "883e2888948ac50cf72e645a4a764577f52012f5807b1193dc9031760e45e801", kill_on_drop: false }` [INFO] [stdout] 883e2888948ac50cf72e645a4a764577f52012f5807b1193dc9031760e45e801