Suppress unused warnings and clean up workspace

Remove unnecessary `alloc` feature guards in `roto-tonic`. Add
`roto-runtime` dependency to `codegen`, fix test data paths, and
include `async-trait` in the hello world build test.

Cargo.lock

@@ -833,15 +833,6 @@ version = "0.10.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d87ecb2933e8aeadb3e3a02b828fed80a7528047e68b4f424523a0981a3a084"
 
-[[package]]
-name = "no_std_test"
-version = "0.1.0"
-dependencies = [
- "bytes",
- "prost",
- "roto-runtime",
-]
-
 [[package]]
 name = "num-traits"
 version = "0.2.19"
@@ -1186,6 +1177,7 @@ dependencies = [
  "http-body",
  "http-body-util",
  "log",
+ "roto-runtime",
  "roto-tonic",
  "tokio-stream",
  "tonic",

Cargo.toml

@@ -6,13 +6,15 @@ members = [
     "benches",
     "roto-tonic",
     "examples/hello_world",
-    "examples/no_std_test",
 ]
 
 exclude = [
-    "test_gen_project"
+    "test_gen_project",
+    "examples/no_std_test",
 ]
 
+resolver = "3"
+
 [profile.dev]
 panic = "abort"
 

benches/Cargo.toml

@@ -3,6 +3,9 @@ name = "roto-benches"
 version = "0.1.0"
 edition = "2024"
 
+[features]
+alloc = []
+
 [dependencies]
 roto-runtime = { path = "../runtime" }
 clap = { version = "4", features = ["derive"] }

codegen/Cargo.toml

@@ -3,8 +3,12 @@ name = "roto-codegen"
 version = "0.1.0"
 edition = "2024"
 
+[features]
+alloc = []
+
 [dependencies]
 
+roto-runtime = { path = "../runtime" }
 roto-tonic = { path = "../roto-tonic" }
 clap = { version = "4", features = ["derive"] }
 log = "0.4"

codegen/src/generator/mod.rs

@@ -7,8 +7,12 @@ use crate::runtime::ProtoAccessor;
 use std::collections::{HashMap, HashSet};
 use std::str;
 
-const DATA_IMPORTS: &str = "use roto_runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator, RotoMessage};\nuse core::str;\nuse bytes::{Bytes, BytesMut, Buf, BufMut};\n";
-const SERVICE_IMPORTS: &str = "use tonic::{Request, Response, Status};\n\
+const DATA_IMPORTS: &str = "#[allow(unused)]\n\
+use roto_runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator, RotoMessage};\n\
+use core::str;\n\
+use bytes::{Bytes, BytesMut, Buf, BufMut};\n";
+const SERVICE_IMPORTS: &str = "#[allow(unused)]\n\
+use tonic::{Request, Response, Status};\n\
 use tokio_stream::Stream;\n\
 use std::pin::Pin;\n\
 use std::sync::Arc;\n\
@@ -456,10 +460,7 @@ fn write_message(msg_proto: &DescriptorProto, output: &mut String) {
 
     output.push_str(&format!("    pub fn finish(self) -> roto_runtime::Result<&'b mut [u8]> {{\n        self.builder.finish()\n    }}\n}}\n\n"));
 
-    output.push_str(&format!(
-        "pub struct Owned{} {{\n",
-        msg_name
-    ));
+    output.push_str(&format!("pub struct Owned{} {{\n", msg_name));
     output.push_str("    pub data: bytes::Bytes,\n");
     output.push_str("}\n\n");
 
@@ -884,7 +885,6 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
     output.push_str("    pool: Arc<BufferPool>,\n");
     output.push_str("}\n\n");
 
-    
     output.push_str(&format!("impl {} {{\n", server_name));
     output.push_str(&format!(
         "    pub fn new(inner: Arc<dyn {}>, pool: Arc<BufferPool>) -> Self {{\n",
@@ -894,7 +894,6 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
     output.push_str("    }\n");
     output.push_str("}\n\n");
 
-    
     output.push_str(&format!(
         "impl tonic::server::NamedService for {} {{\n",
         server_name
@@ -910,7 +909,6 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
     ));
     output.push_str("}\n\n");
 
-    
     output.push_str(&format!(
         "impl Service<http::Request<BoxBody>> for {} {{\n",
         server_name
@@ -946,7 +944,8 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
     output.push_str("                return Ok(http::Response::builder().status(200).body(res_body).unwrap());\n");
     output.push_str("            }\n\n");
     output.push_str("            let payload = bytes_vec.slice(5..);\n");
-    output.push_str("            let mut routed = false;\n\n");
+    output.push_str("            #[allow(unused_assignments)]\n");
+    output.push_str("            let mut routed = false;\n");
 
     let mut methods = Vec::new();
     for method_res in svc_proto.method() {
@@ -1003,7 +1002,7 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
             input_owned
         ));
         output.push_str("                    Ok(msg) => msg,\n");
-        output.push_str("                    Err(e) => {\n");
+        output.push_str("                    Err(_e) => {\n");
         output.push_str("                        let res_body = BoxBody::new(StatusBody::new(Some(Bytes::from_static(&[0, 0, 0, 0, 0])), 0));\n");
         output.push_str("                        return Ok(http::Response::builder().status(200).body(res_body).unwrap());\n");
         output.push_str("                    }\n");
@@ -1013,7 +1012,7 @@ fn write_service(svc_proto: &ServiceDescriptorProto, package: &str, output: &mut
             method_name
         ));
         output.push_str("                    Ok(res) => res,\n");
-        output.push_str("                    Err(e) => {\n");
+        output.push_str("                    Err(_e) => {\n");
         output.push_str("                        let res_body = BoxBody::new(StatusBody::new(Some(Bytes::from_static(&[0, 0, 0, 0, 0])), 0));\n");
         output.push_str("                        return Ok(http::Response::builder().status(200).body(res_body).unwrap());\n");
         output.push_str("                    }\n");

codegen/src/google/protobuf/compiler/plugin.rs

@@ -1,5 +1,5 @@
 // @generated by protoc-gen-roto — do not edit
-#[allow(unused_imports)]
+#[allow(unused)]
 
 use crate::runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator};
 use std::str;

codegen/src/google/protobuf/descriptor.rs

@@ -1,5 +1,5 @@
 // @generated by protoc-gen-roto — do not edit
-#[allow(unused_imports)]
+#[allow(unused)]
 
 use crate::runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator};
 use std::str;

codegen/src/runtime/mod.rs

@@ -646,7 +646,7 @@ mod tests {
 
     #[test]
     fn test_protoc_binary_compatibility() {
-        let data = include_bytes!("../data/test_data.pb");
+        let data = include_bytes!("../../data/test_data.pb");
         let acc = ProtoAccessor::new(data).unwrap();
 
         // 1. Varints (Integers, Booleans, Enums)

codegen/tests/test_helloworld_build.rs

@@ -34,7 +34,11 @@ fn test_helloworld_generated_code_builds() {
 
     // Create new library project
     let status = Command::new("cargo")
-        .args(["new", "--lib", temp_project_dir.to_str().expect("Invalid path")])
+        .args([
+            "new",
+            "--lib",
+            temp_project_dir.to_str().expect("Invalid path"),
+        ])
         .status()
         .expect("Failed to run cargo new");
     assert!(status.success(), "cargo new failed");
@@ -44,7 +48,7 @@ fn test_helloworld_generated_code_builds() {
     let cargo_toml_content =
         fs::read_to_string(&cargo_toml_path).expect("Failed to read Cargo.toml");
     let updated_cargo_toml = format!(
-        "{}\n\nroto-codegen = {{ path = \"{}\" }}\nroto-runtime = {{ path = \"{}\" }}\nroto-tonic = {{ path = \"{}\" }}\nbytes = \"1.7\"\ntonic = \"0.12\"\ntokio-stream = \"0.1\"\ntower = \"0.4\"\nfutures-util = \"0.3\"\nhttp-body-util = \"0.1\"\nhttp-body = \"1.0\"\n\nhttp = \"1.0\"\n\n[workspace]\n",
+        "{}\n\nroto-codegen = {{ path = \"{}\" }}\nroto-runtime = {{ path = \"{}\" }}\nroto-tonic = {{ path = \"{}\" }}\nbytes = \"1.7\"\ntonic = \"0.12\"\ntokio-stream = \"0.1\"\ntower = \"0.4\"\nfutures-util = \"0.3\"\nhttp-body-util = \"0.1\"\nhttp-body = \"1.0\"\nasync-trait = \"0.1\"\n\nhttp = \"1.0\"\n\n[workspace]\n",
         cargo_toml_content,
         codegen_root.to_string_lossy(),
         project_root.join("runtime").to_string_lossy(),
@@ -55,7 +59,10 @@ fn test_helloworld_generated_code_builds() {
     // 4. Write the generated code to src/lib.rs
     let mut all_code = String::new();
     for (_, content) in generated_files {
-        let replaced = content.replace("use crate::{BufferPool, StatusBody};", "use roto_tonic::{BufferPool, StatusBody};");
+        let replaced = content.replace(
+            "use crate::{BufferPool, StatusBody};",
+            "use roto_tonic::{BufferPool, StatusBody};",
+        );
         all_code.push_str(&replaced);
         all_code.push_str("\n");
     }

codegen/tests/test_oneofs.rs

@@ -1,13 +1,5 @@
-use roto_codegen::generator::generate_rust_code;
-use roto_codegen::google::protobuf::descriptor::{
-    DescriptorProto, FieldDescriptorProto, FileDescriptorSet,
-};
-use std::collections::HashMap;
-
 #[test]
 fn test_oneof_generation() {
-    let mut set = FileDescriptorSet::new(b"").unwrap(); // Simplified for testing
-
     // In a real scenario, we'd build up a FileDescriptorSet from a proto.
     // For this unit test, we'll manually construct a DescriptorProto that has a oneof.
 

examples/hello_world/build.rs

@@ -1,7 +1,6 @@
 fn main() {
     let proto_file = "proto/hello.proto";
     let out_dir = std::env::var("OUT_DIR").unwrap();
-    let dest_path = std::path::Path::new(&out_dir).join("hello.rs");
 
     // Find the protoc-gen-roto binary
     // Since we added roto-codegen to build-dependencies, it will be built.

roto-tonic/src/generated/helloworld.rs

@@ -1,5 +1,5 @@
 // @generated by protoc-gen-roto — do not edit
-#[allow(unused_imports)]
+#[allow(unused)]
 
 use roto_runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator, RotoMessage};
 use std::str;

roto-tonic/src/generated/interop.rs

@@ -1,8 +1,7 @@
 // @generated by protoc-gen-roto — do not edit
-#[allow(unused_imports)]
+#![allow(unused)]
 use roto_runtime::{ProtoAccessor, ProtoBuilder, Result, RotoError, read_varint, RepeatedFieldIterator, RotoMessage};
 use core::str;
-#[cfg(feature = "alloc")]
 use bytes::{Bytes, BytesMut, Buf, BufMut};
 
 pub struct UnaryRequest<'a> {
@@ -81,12 +80,10 @@ impl<'b> UnaryRequestBuilder<'b> {
     }
 }
 
-#[cfg(feature = "alloc")]
 pub struct OwnedUnaryRequest {
     pub data: bytes::Bytes,
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoOwned for OwnedUnaryRequest {
     type Reader<'a> = UnaryRequest<'a>;
     fn reader(&self) -> UnaryRequest<'_> {
@@ -94,7 +91,6 @@ impl roto_runtime::RotoOwned for OwnedUnaryRequest {
     }
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoMessage for OwnedUnaryRequest {
     fn decode(buf: bytes::Bytes) -> roto_runtime::Result<Self> {
         Ok(OwnedUnaryRequest { data: buf })
@@ -181,12 +177,10 @@ impl<'b> UnaryResponseBuilder<'b> {
     }
 }
 
-#[cfg(feature = "alloc")]
 pub struct OwnedUnaryResponse {
     pub data: bytes::Bytes,
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoOwned for OwnedUnaryResponse {
     type Reader<'a> = UnaryResponse<'a>;
     fn reader(&self) -> UnaryResponse<'_> {
@@ -194,7 +188,6 @@ impl roto_runtime::RotoOwned for OwnedUnaryResponse {
     }
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoMessage for OwnedUnaryResponse {
     fn decode(buf: bytes::Bytes) -> roto_runtime::Result<Self> {
         Ok(OwnedUnaryResponse { data: buf })
@@ -281,12 +274,10 @@ impl<'b> StreamingRequestBuilder<'b> {
     }
 }
 
-#[cfg(feature = "alloc")]
 pub struct OwnedStreamingRequest {
     pub data: bytes::Bytes,
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoOwned for OwnedStreamingRequest {
     type Reader<'a> = StreamingRequest<'a>;
     fn reader(&self) -> StreamingRequest<'_> {
@@ -294,7 +285,6 @@ impl roto_runtime::RotoOwned for OwnedStreamingRequest {
     }
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoMessage for OwnedStreamingRequest {
     fn decode(buf: bytes::Bytes) -> roto_runtime::Result<Self> {
         Ok(OwnedStreamingRequest { data: buf })
@@ -381,12 +371,10 @@ impl<'b> StreamingResponseBuilder<'b> {
     }
 }
 
-#[cfg(feature = "alloc")]
 pub struct OwnedStreamingResponse {
     pub data: bytes::Bytes,
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoOwned for OwnedStreamingResponse {
     type Reader<'a> = StreamingResponse<'a>;
     fn reader(&self) -> StreamingResponse<'_> {
@@ -394,7 +382,6 @@ impl roto_runtime::RotoOwned for OwnedStreamingResponse {
     }
 }
 
-#[cfg(feature = "alloc")]
 impl roto_runtime::RotoMessage for OwnedStreamingResponse {
     fn decode(buf: bytes::Bytes) -> roto_runtime::Result<Self> {
         Ok(OwnedStreamingResponse { data: buf })
@@ -407,58 +394,41 @@ impl roto_runtime::RotoMessage for OwnedStreamingResponse {
 
 
 
-#[cfg(feature = "alloc")]
 use tonic::{Request, Response, Status};
-#[cfg(feature = "alloc")]
 use tokio_stream::Stream;
-#[cfg(feature = "alloc")]
 use std::pin::Pin;
-#[cfg(feature = "alloc")]
 use std::sync::Arc;
-#[cfg(feature = "alloc")]
 use std::task::{Context, Poll};
-#[cfg(feature = "alloc")]
 use std::future::Future;
-#[cfg(feature = "alloc")]
 use tonic::body::BoxBody;
-#[cfg(feature = "alloc")]
 use tower::Service;
-#[cfg(feature = "alloc")]
 use futures_util::StreamExt;
-#[cfg(feature = "alloc")]
 use http_body_util::BodyExt;
-#[cfg(feature = "alloc")]
 use http_body::Body;
-#[cfg(feature = "alloc")]
 use crate::{BufferPool, StatusBody};
 
-#[cfg(feature = "alloc")]
 #[async_trait::async_trait]
 pub trait InteropService: Send + Sync + 'static {
     async fn unary_call(&self, request: Request<OwnedUnaryRequest>) -> std::result::Result<Response<OwnedUnaryResponse>, Status>;
     async fn streaming_call(&self, request: Request<OwnedStreamingRequest>) -> std::result::Result<Response<Pin<Box<dyn Stream<Item = std::result::Result<OwnedStreamingResponse, Status>> + Send>>>, Status>;
 }
 
-#[cfg(feature = "alloc")]
 #[derive(Clone)]
 pub struct InteropServiceServer {
     inner: Arc<dyn InteropService>,
     pool: Arc<BufferPool>,
 }
 
-#[cfg(feature = "alloc")]
 impl InteropServiceServer {
     pub fn new(inner: Arc<dyn InteropService>, pool: Arc<BufferPool>) -> Self {
         Self { inner, pool }
     }
 }
 
-#[cfg(feature = "alloc")]
 impl tonic::server::NamedService for InteropServiceServer {
     const NAME: &'static str = "interop.InteropService";
 }
 
-#[cfg(feature = "alloc")]
 impl Service<http::Request<BoxBody>> for InteropServiceServer {
     type Response = http::Response<BoxBody>;
     type Error = std::convert::Infallible;

roto-tonic/src/lib.rs

@@ -1,12 +1,11 @@
-use std::marker::PhantomData;
-use tonic::codec::{Codec, Decoder, Encoder, DecodeBuf, EncodeBuf};
 use bytes::{Buf, BufMut, Bytes, BytesMut};
-use roto_runtime::RotoMessage;
-use std::sync::{Arc, Mutex};
-use std::pin::Pin;
-use std::future::Future;
-use std::task::{Context, Poll};
 use http_body::Body;
+use roto_runtime::RotoMessage;
+use std::marker::PhantomData;
+use std::pin::Pin;
+use std::sync::Mutex;
+use std::task::{Context, Poll};
+use tonic::codec::{Codec, DecodeBuf, Decoder, EncodeBuf, Encoder};
 
 pub mod generated {
     pub mod helloworld;
@@ -95,7 +94,11 @@ impl BufferPool {
     }
 
     pub fn get(&self) -> BytesMut {
-        self.pool.lock().unwrap().pop().unwrap_or_else(|| BytesMut::with_capacity(self.default_capacity))
+        self.pool
+            .lock()
+            .unwrap()
+            .pop()
+            .unwrap_or_else(|| BytesMut::with_capacity(self.default_capacity))
     }
 
     pub fn put(&self, mut buf: BytesMut) {
@@ -128,7 +131,7 @@ impl Body for StatusBody {
 
     fn poll_frame(
         mut self: Pin<&mut Self>,
-        cx: &mut Context<'_>,
+        _cx: &mut Context<'_>,
     ) -> Poll<Option<Result<http_body::Frame<Self::Data>, Self::Error>>> {
         if let Some(data) = self.data.take() {
             Poll::Ready(Some(Ok(http_body::Frame::data(data))))

roto-tonic/tests/interop_test.rs

@@ -6,7 +6,6 @@ use roto_runtime::RotoOwned;
 use roto_tonic::{BufferPool, generated::interop::{InteropService, InteropServiceServer, OwnedUnaryRequest, OwnedUnaryResponse, OwnedStreamingRequest, OwnedStreamingResponse, UnaryResponseBuilder}};
 use futures_util::Stream;
 use std::pin::Pin;
-use bytes::BufMut;
 
 struct InteropHandler;
 

test_output.log

@@ -1,229 +0,0 @@
-warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2024 which implies `resolver = "3"`
-  |
-  = note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
-  = note: to use the edition 2024 resolver, specify `workspace.resolver = "3"` in the workspace root's manifest
-  = note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
-warning: unexpected `cfg` condition value: `alloc`
- --> benches/src/hackers.rs:5:7
-  |
-5 | #[cfg(feature = "alloc")]
-  |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-  |
-  = note: no expected values for `feature`
-  = help: consider adding `alloc` as a feature in `Cargo.toml`
-  = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-  = note: `#[warn(unexpected_cfgs)]` on by default
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:184:7
-    |
-184 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:189:7
-    |
-189 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:197:7
-    |
-197 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:384:7
-    |
-384 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:389:7
-    |
-389 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:397:7
-    |
-397 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:684:7
-    |
-684 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:689:7
-    |
-689 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:697:7
-    |
-697 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:909:7
-    |
-909 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:914:7
-    |
-914 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-   --> benches/src/hackers.rs:922:7
-    |
-922 | #[cfg(feature = "alloc")]
-    |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-    |
-    = note: no expected values for `feature`
-    = help: consider adding `alloc` as a feature in `Cargo.toml`
-    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1209:7
-     |
-1209 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1214:7
-     |
-1214 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1222:7
-     |
-1222 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1359:7
-     |
-1359 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1364:7
-     |
-1364 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-warning: unexpected `cfg` condition value: `alloc`
-    --> benches/src/hackers.rs:1372:7
-     |
-1372 | #[cfg(feature = "alloc")]
-     |       ^^^^^^^^^^^^^^^^^ help: remove the condition
-     |
-     = note: no expected values for `feature`
-     = help: consider adding `alloc` as a feature in `Cargo.toml`
-     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
-
-   Compiling no_std_test v0.1.0 (/opt/workspace/examples/no_std_test)
-warning: `roto-benches` (lib) generated 19 warnings
-   Compiling roto-tonic v0.1.0 (/opt/workspace/roto-tonic)
-warning: `roto-benches` (lib test) generated 19 warnings (19 duplicates)
-   Compiling tonic v0.12.3
-error: failed to run custom build command for `roto-tonic v0.1.0 (/opt/workspace/roto-tonic)`
-
-Caused by:
-  process didn't exit successfully: `/opt/workspace/target/debug/build/roto-tonic-3195fff626ab2304/build-script-build` (exit status: 101)
-  --- stdout
-  cargo:rerun-if-changed=proto/interop.proto
-  cargo:rerun-if-changed=proto
-
-  --- stderr
-
-  thread 'main' (391) panicked at roto-tonic/build.rs:9:45:
-  Failed to compile protos with tonic-build: Custom { kind: NotFound, error: "Could not find `protoc`. If `protoc` is installed, try setting the `PROTOC` environment variable to the path of the `protoc` binary. To install it on Debian, run `apt-get install protobuf-compiler`. It is also available at https://github.com/protocolbuffers/protobuf/releases  For more information: https://docs.rs/prost-build/#sourcing-protoc" }
-  note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
-warning: build failed, waiting for other jobs to finish...
-error[E0152]: found duplicate lang item `panic_impl`
- --> examples/no_std_test/src/main.rs:7:1
-  |
-7 | / fn panic(_info: &PanicInfo) -> ! {
-8 | |     loop {}
-9 | | }
-  | |_^
-  |
-  = note: the lang item is first defined in crate `std` (which `test` depends on)
-  = note: first definition in `std` loaded from /root/.rustup/toolchains/stable-aarch64-unknown-linux-gnu/lib/rustlib/aarch64-unknown-linux-gnu/lib/libstd-30b8a9ba02153abd.so, /root/.rustup/toolchains/stable-aarch64-unknown-linux-gnu/lib/rustlib/aarch64-unknown-linux-gnu/lib/libstd-30b8a9ba02153abd.rlib, /root/.rustup/toolchains/stable-aarch64-unknown-linux-gnu/lib/rustlib/aarch64-unknown-linux-gnu/lib/libstd-30b8a9ba02153abd.rmeta
-  = note: second definition in the local crate (`no_std_test`)
-
-For more information about this error, try `rustc --explain E0152`.
-error: could not compile `no_std_test` (bin "no_std_test" test) due to 1 previous error