refactor(blockifier): box syscall handler base to reduce stack size

crates/blockifier/src/execution/native/syscall_handler.rs

@@ -54,7 +54,7 @@ use crate::transaction::objects::TransactionInfo;
 use crate::versioned_constants::GasCosts;
 
 pub struct NativeSyscallHandler<'state> {
-    pub base: syscall_base::SyscallHandlerBase<'state>,
+    pub base: Box<syscall_base::SyscallHandlerBase<'state>>,
 
     // It is set if an unrecoverable error happens during syscall execution
     pub unrecoverable_error: Option<SyscallExecutionError>,
@@ -67,7 +67,7 @@ impl<'state> NativeSyscallHandler<'state> {
         context: &'state mut EntryPointExecutionContext,
     ) -> NativeSyscallHandler<'state> {
         NativeSyscallHandler {
-            base: syscall_base::SyscallHandlerBase::new(call, state, context),
+            base: Box::new(syscall_base::SyscallHandlerBase::new(call, state, context)),
             unrecoverable_error: None,
         }
     }

crates/blockifier/src/execution/syscalls/hint_processor.rs

@@ -215,7 +215,7 @@ pub const INVALID_ARGUMENT: &str =
 /// Executes Starknet syscalls (stateful protocol hints) during the execution of an entry point
 /// call.
 pub struct SyscallHintProcessor<'a> {
-    pub base: syscall_base::SyscallHandlerBase<'a>,
+    pub base: Box<syscall_base::SyscallHandlerBase<'a>>,
 
     // VM-specific fields.
     pub syscall_counter: SyscallCounter,
@@ -247,7 +247,7 @@ impl<'a> SyscallHintProcessor<'a> {
         read_only_segments: ReadOnlySegments,
     ) -> Self {
         SyscallHintProcessor {
-            base: syscall_base::SyscallHandlerBase::new(call, state, context),
+            base: Box::new(syscall_base::SyscallHandlerBase::new(call, state, context)),
             syscall_counter: SyscallCounter::default(),
             read_only_segments,
             syscall_ptr: initial_syscall_ptr,