Fix broken fuzz test (#457)

Author: mohanson

fuzz/fuzz_targets/asm.rs

@@ -14,7 +14,7 @@ fn run_asm(data: &[u8]) -> Result<i8, Error> {
         .build();
     let mut machine = AsmMachine::new(core);
     let program = Bytes::copy_from_slice(data);
-    machine.load_program(&program, &[])?;
+    machine.load_program(&program, vec![].into_iter())?;
     machine.run()
 }
 
@@ -28,7 +28,7 @@ fn run_int(data: &[u8]) -> Result<i8, Error> {
         .instruction_cycle_func(Box::new(constant_cycles))
         .build();
     let program = Bytes::copy_from_slice(data);
-    machine.load_program(&program, &[])?;
+    machine.load_program(&program, vec![].into_iter())?;
     machine.run()
 }
 

fuzz/fuzz_targets/interpreter.rs

@@ -16,7 +16,7 @@ fn run(data: &[u8]) -> Result<i8, Error> {
         .instruction_cycle_func(Box::new(constant_cycles))
         .build();
     let program = Bytes::copy_from_slice(data);
-    machine.load_program(&program, &[])?;
+    machine.load_program(&program, vec![].into_iter())?;
     machine.run()
 }
 

fuzz/fuzz_targets/snapshot.rs

@@ -15,7 +15,7 @@ fuzz_target!(|data: &[u8]| {
         AsmMachine::new(machine)
     };
     let program = Bytes::copy_from_slice(data);
-    if machine1.load_program(&program, &[]).is_err() {
+    if machine1.load_program(&program, vec![].into_iter()).is_err() {
         return;
     };
     let result1 = machine1.run();
@@ -32,7 +32,7 @@ fuzz_target!(|data: &[u8]| {
             .build();
         AsmMachine::new(machine)
     };
-    machine2.load_program(&program, &[]).unwrap();
+    machine2.load_program(&program, vec![].into_iter()).unwrap();
     let result2 = machine2.run();
     assert_eq!(result2.unwrap_err(), Error::CyclesExceeded);
     let snap = snapshot::make_snapshot(&mut machine2.machine).unwrap();

fuzz/fuzz_targets/snapshot2.rs

@@ -115,7 +115,8 @@ fuzz_target!(|data: [u8; 96]| {
 
     let mut machine1 = build_machine();
     let mut machine2 = build_machine();
-    let result = machine1.load_program_with_metadata(&dummy_data.program, &metadata, &vec![]);
+    let result =
+        machine1.load_program_with_metadata(&dummy_data.program, &metadata, vec![].into_iter());
     if result.is_err() {
         return;
     }