Enable OpenVM nightly features (#210)

.github/workflows/test-zkvm-openvm.yml

@@ -14,4 +14,4 @@ jobs:
       packages: write
     with:
       zkvm: openvm
-      toolchain: 1.88.0
+      toolchain: nightly

Cargo.toml

@@ -164,9 +164,6 @@ ere-build-utils = { path = "crates/build-utils" }
 ere-compile-utils = { path = "crates/compile-utils" }
 ere-test-utils = { path = "crates/test-utils" }
 
-[profile.dev.package.openvm-stark-backend]
-opt-level = 3
-
 [patch.crates-io]
 # These patches are only needed by Jolt
 ark-ff = { git = "https://github.com/a16z/arkworks-algebra", branch = "feat/fewer-reductions" }

crates/zkvm/openvm/Cargo.toml

@@ -16,7 +16,7 @@ toml.workspace = true
 openvm-build.workspace = true
 openvm-circuit.workspace = true
 openvm-continuations.workspace = true
-openvm-sdk.workspace = true
+openvm-sdk = { workspace = true, features = ["nightly-features"] }
 openvm-stark-sdk.workspace = true
 openvm-transpiler.workspace = true
 

docker/openvm/Dockerfile.base

@@ -11,6 +11,9 @@ FROM base${CUDA:+_cuda}
 # The ere-base image provides Rust, Cargo, and common tools.
 # We operate as root for SDK installation.
 
+# Set default toolchain to nightly
+RUN rustup default nightly
+
 ARG CUDA
 
 # Default to build for RTX 50 series