Set minimum stacks/instance size in the component-api fuzzer too (#12080)

Similar to other settings there needs to be a minimum when the pooling
allocator is configured to actually be able to run modules.

Author: alexcrichton

crates/fuzzing/src/oracles/component_api.rs

@@ -158,8 +158,10 @@ fn store<T>(input: &mut Unstructured<'_>, val: T) -> arbitrary::Result<Store<T>>
         set_min(&mut p.total_component_instances, 5);
         set_min(&mut p.total_core_instances, 5);
         set_min(&mut p.total_memories, 2);
+        set_min(&mut p.total_stacks, 4);
         set_min(&mut p.max_memories_per_component, 2);
         set_min(&mut p.max_memories_per_module, 2);
+        set_min(&mut p.component_instance_size, 64 << 10);
         p.memory_protection_keys = Enabled::No;
         p.max_memory_size = 10 << 20; // 10 MiB
     }

fuzz/build.rs

@@ -38,6 +38,7 @@ mod component {
     }
 
     fn write_static_api_tests(out: &mut String) -> Result<()> {
+        println!("cargo:rerun-if-env-changed=WASMTIME_FUZZ_SEED");
         let seed = if let Ok(seed) = env::var("WASMTIME_FUZZ_SEED") {
             seed.parse::<u64>()
                 .with_context(|| anyhow!("expected u64 in WASMTIME_FUZZ_SEED"))?