Add some context to wasm error message (it is quite long)

node/core/pvf/src/execute/worker.rs

@@ -261,6 +261,13 @@ impl Response {
  Self::InvalidCandidate(format!("{}: {}", ctx, msg))
  }
  }
+ fn format_internal(ctx: &'static str, msg: &str) -> Self {
+ if msg.is_empty() {
+ Self::InternalError(ctx.to_string())
+ } else {
+ Self::InternalError(format!("{}: {}", ctx, msg))
+ }
+ }
 }
 
 /// The entrypoint that the spawned execute worker should start with. The `socket_path` specifies
@@ -362,7 +369,7 @@ fn validate_using_artifact(
  Err(err) =>
  return if err.contains("failed to open file: No such file or directory") {
  // Raise an internal error if the file is missing.
- Response::InternalError(err)
+ Response::format_internal("execute: missing file", &err)
  } else {
  Response::format_invalid("execute", &err)
  },