Only print the full error message in debug mode

lib/upload-lib.js

@@ -346,10 +346,13 @@ function handleProcessingResultForUnsuccessfulExecution(response, status, logger
             '"unsuccessful execution" error, and no other errors.');
     }
     else {
-        throw new Error(`${"Failed to upload a SARIF file for the unsuccessful execution. Code scanning status " +
-            "information for the repository may be out of date as a result. "}${status === "failed"
-            ? `Processing errors: ${response.data.errors}`
-            : 'Encountered no processing errors, but expected to receive an "unsuccessful execution" error.'}`);
+        const shortMessage = "Failed to upload a SARIF file for the unsuccessful execution. Code scanning status " +
+            "information for the repository may be out of date as a result.";
+        const longMessage = shortMessage + status === "failed"
+            ? ` Processing errors: ${response.data.errors}`
+            : ' Encountered no processing errors, but expected to receive an "unsuccessful execution" error.';
+        logger.debug(longMessage);
+        throw new Error(shortMessage);
     }
 }
 function validateUniqueCategory(sarif) {

src/upload-lib.ts

@@ -488,16 +488,15 @@ function handleProcessingResultForUnsuccessfulExecution(
         '"unsuccessful execution" error, and no other errors.'
     );
   } else {
-    throw new Error(
-      `${
-        "Failed to upload a SARIF file for the unsuccessful execution. Code scanning status " +
-        "information for the repository may be out of date as a result. "
-      }${
-        status === "failed"
-          ? `Processing errors: ${response.data.errors}`
-          : 'Encountered no processing errors, but expected to receive an "unsuccessful execution" error.'
-      }`
-    );
+    const shortMessage =
+      "Failed to upload a SARIF file for the unsuccessful execution. Code scanning status " +
+      "information for the repository may be out of date as a result.";
+    const longMessage =
+      shortMessage + status === "failed"
+        ? ` Processing errors: ${response.data.errors}`
+        : ' Encountered no processing errors, but expected to receive an "unsuccessful execution" error.';
+    logger.debug(longMessage);
+    throw new Error(shortMessage);
   }
 }