diff --git a/crates/Cargo.lock b/crates/Cargo.lock
index 1703adb2..4c11cc71 100644
--- a/crates/Cargo.lock
+++ b/crates/Cargo.lock
@@ -227,6 +227,12 @@ dependencies = [
  "windows-sys",
 ]
 
+[[package]]
+name = "core-foundation-sys"
+version = "0.8.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "06ea2b9bc92be3c2baa9334a323ebca2d6f074ff852cd1d7b11064035cd3868f"
+
 [[package]]
 name = "core_maths"
 version = "0.1.0"
@@ -1108,6 +1114,15 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2bf50223579dc7cdcfb3bfcacf7069ff68243f8c363f62ffa99cf000a6b9c451"
 
+[[package]]
+name = "ntapi"
+version = "0.4.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e8a3895c6391c39d7fe7ebc444a87eb2991b2a0bc718fdabd071eec617fc68e4"
+dependencies = [
+ "winapi",
+]
+
 [[package]]
 name = "num-bigint"
 version = "0.4.6"
@@ -1549,6 +1564,21 @@ dependencies = [
  "libc",
 ]
 
+[[package]]
+name = "sysinfo"
+version = "0.30.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a5b4ddaee55fb2bea2bf0e5000747e5f5c0de765e5a5ff87f4cd106439f4bb3"
+dependencies = [
+ "cfg-if",
+ "core-foundation-sys",
+ "libc",
+ "ntapi",
+ "once_cell",
+ "rayon",
+ "windows",
+]
+
 [[package]]
 name = "test_utilities"
 version = "0.0.1"
@@ -1558,6 +1588,7 @@ dependencies = [
  "indicatif",
  "once_cell",
  "rayon",
+ "sysinfo",
  "walkdir",
 ]
 
@@ -1881,6 +1912,25 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
 
+[[package]]
+name = "windows"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e48a53791691ab099e5e2ad123536d0fff50652600abaf43bbf952894110d0be"
+dependencies = [
+ "windows-core",
+ "windows-targets",
+]
+
+[[package]]
+name = "windows-core"
+version = "0.52.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
+dependencies = [
+ "windows-targets",
+]
+
 [[package]]
 name = "windows-sys"
 version = "0.52.0"
diff --git a/crates/test_utilities/Cargo.toml b/crates/test_utilities/Cargo.toml
index 0509bbec..3ea4c5bd 100644
--- a/crates/test_utilities/Cargo.toml
+++ b/crates/test_utilities/Cargo.toml
@@ -8,6 +8,7 @@ edition = "2021"
 once_cell = "1.17.0"
 rayon = "1.6.1"
 indicatif = { version = "0.17.2", features = ["rayon"] }
+sysinfo = "0.30.0"
 
 # Only used for the "test commands" when validating/updating the valid-inputs list.
 [dev-dependencies]
diff --git a/crates/test_utilities/src/lib.rs b/crates/test_utilities/src/lib.rs
index 482f41b0..1c4a1878 100644
--- a/crates/test_utilities/src/lib.rs
+++ b/crates/test_utilities/src/lib.rs
@@ -2,6 +2,7 @@
 
 use std::io;
 use std::io::BufRead;
+use std::fs;
 use std::fs::File;
 use std::path::Path;
 use std::path::PathBuf;
@@ -9,6 +10,7 @@ use std::path::PathBuf;
 use once_cell::sync::Lazy;
 use rayon::prelude::*;
 use indicatif::ParallelProgressIterator;
+use sysinfo::System;
 
 const VALID_WASM_BINARIES_LIST_FILE: &str = "../../test-inputs/valid-wasm-binaries.txt";
 
@@ -36,7 +38,26 @@ pub fn for_each_valid_wasm_binary_in_test_set(test_fn: impl Fn(&Path) + Send + S
         // Abort parallel processing as early as possible.
         .panic_fuse()
         .progress()
-        .for_each(|path| test_fn(path));
+        .for_each(|path| {
+            let module_size_bytes = fs::metadata(path)
+                    .map(|file| file.len())
+                    .unwrap_or(0);
+
+            const AST_BYTES_PER_INSTRUCTION_BYTE_APPROX: u64 = 100;
+            let memory_needed_for_ast_approx = module_size_bytes * AST_BYTES_PER_INSTRUCTION_BYTE_APPROX;
+
+            let memory_available = {
+                let mut system = System::new();
+                system.refresh_memory();
+                system.available_memory()
+            };
+            if memory_needed_for_ast_approx > memory_available {
+                eprintln!("Skipping {} due to running low on memory...\n\t{} bytes memory available\n\t{} bytes module size\n\t{} bytes approx. required", path.display(), memory_available, module_size_bytes, memory_needed_for_ast_approx);
+                return;
+            }
+    
+            test_fn(path)}
+        );
 }
 
 /// Call WABT's wasm-validate tool on a file (WABT needs to be on $PATH).