diff --git a/lib/entry-points.js b/lib/entry-points.js
index 3c5ee3bd2..600323420 100644
--- a/lib/entry-points.js
+++ b/lib/entry-points.js
@@ -21656,8 +21656,8 @@ var require_core = __commonJS({
     exports2.warning = warning14;
     exports2.notice = notice;
     exports2.info = info8;
-    exports2.startGroup = startGroup4;
-    exports2.endGroup = endGroup4;
+    exports2.startGroup = startGroup3;
+    exports2.endGroup = endGroup3;
     exports2.group = group;
     exports2.saveState = saveState3;
     exports2.getState = getState3;
@@ -21755,20 +21755,20 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
     function info8(message) {
       process.stdout.write(message + os7.EOL);
     }
-    function startGroup4(name) {
+    function startGroup3(name) {
       (0, command_1.issue)("group", name);
     }
-    function endGroup4() {
+    function endGroup3() {
       (0, command_1.issue)("endgroup");
     }
     function group(name, fn) {
       return __awaiter2(this, void 0, void 0, function* () {
-        startGroup4(name);
+        startGroup3(name);
         let result;
         try {
           result = yield fn();
         } finally {
-          endGroup4();
+          endGroup3();
         }
         return result;
       });
@@ -145686,22 +145686,22 @@ Support boolean input list: \`true | True | TRUE | false | False | FALSE\``);
       process.stdout.write(message + os7.EOL);
     }
     exports2.info = info8;
-    function startGroup4(name) {
+    function startGroup3(name) {
       (0, command_1.issue)("group", name);
     }
-    exports2.startGroup = startGroup4;
-    function endGroup4() {
+    exports2.startGroup = startGroup3;
+    function endGroup3() {
       (0, command_1.issue)("endgroup");
     }
-    exports2.endGroup = endGroup4;
+    exports2.endGroup = endGroup3;
     function group(name, fn) {
       return __awaiter2(this, void 0, void 0, function* () {
-        startGroup4(name);
+        startGroup3(name);
         let result;
         try {
           result = yield fn();
         } finally {
-          endGroup4();
+          endGroup3();
         }
         return result;
       });
@@ -170212,30 +170212,33 @@ function getWorkflowEvent(env = getEnv()) {
     );
   }
 }
-async function printDebugLogs(config) {
+async function printDebugLogs(logger2, config) {
   if (!hasConfigKey(config, "languages") || !hasConfigKey(config, "dbLocation")) {
+    logger2.debug(
+      `Not printing debug logs, because the configuration does not include the 'languages' or 'dbLocation' fields.`
+    );
     return;
   }
   for (const language of config.languages) {
     const databaseDirectory = getCodeQLDatabasePath(config, language);
     const logsDirectory = path2.join(databaseDirectory, "log");
     if (!doesDirectoryExist(logsDirectory)) {
-      core4.info(`Directory ${logsDirectory} does not exist.`);
+      logger2.info(`Directory ${logsDirectory} does not exist.`);
       continue;
     }
     const walkLogFiles = (dir) => {
       const entries = fs2.readdirSync(dir, { withFileTypes: true });
       if (entries.length === 0) {
-        core4.info(`No debug logs found at directory ${logsDirectory}.`);
+        logger2.info(`No debug logs found at directory ${logsDirectory}.`);
       }
       for (const entry of entries) {
         if (entry.isFile()) {
           const absolutePath = path2.resolve(dir, entry.name);
-          core4.startGroup(
+          logger2.startGroup(
             `CodeQL Debug Logs - ${language} - ${entry.name} from file at path ${absolutePath}`
           );
-          process.stdout.write(fs2.readFileSync(absolutePath));
-          core4.endGroup();
+          logger2.info(fs2.readFileSync(absolutePath, "utf-8"));
+          logger2.endGroup();
         } else if (entry.isDirectory()) {
           walkLogFiles(path2.resolve(dir, entry.name));
         }
@@ -186989,7 +186992,7 @@ async function uploadFailureInfo(uploadAllAvailableDebugArtifacts, printDebugLog
       "Debug mode is on. Uploading available database bundles and logs as Actions debugging artifacts..."
     );
     await uploadAllAvailableDebugArtifacts(codeql, config, logger2);
-    await printDebugLogs2(config);
+    await printDebugLogs2(logger2, config);
   }
   if (isSelfHostedRunner() && config.dbLocation) {
     try {
diff --git a/src/actions-util.test.ts b/src/actions-util.test.ts
index 1217e831a..17cf96a4a 100644
--- a/src/actions-util.test.ts
+++ b/src/actions-util.test.ts
@@ -12,7 +12,7 @@ import {
 import { computeAutomationID } from "./api-client";
 import { EnvVar } from "./environment";
 import { getRunnerLogger } from "./logging";
-import { setupTests } from "./testing-utils";
+import { RecordingLogger, setupTests } from "./testing-utils";
 import { initializeEnvironment, withTmpDir } from "./util";
 
 setupTests(test);
@@ -102,15 +102,17 @@ test("computeAutomationID()", async (t) => {
 });
 
 test("printDebugLogs - doesn't throw when config doesn't have needed properties", async (t) => {
-  await t.notThrowsAsync(printDebugLogs({}));
-  await t.notThrowsAsync(printDebugLogs({ languages: [] }));
-  await t.notThrowsAsync(printDebugLogs({ dbLocation: "nowhere" }));
+  const logger = new RecordingLogger();
+  await t.notThrowsAsync(printDebugLogs(logger, {}));
+  await t.notThrowsAsync(printDebugLogs(logger, { languages: [] }));
+  await t.notThrowsAsync(printDebugLogs(logger, { dbLocation: "nowhere" }));
 });
 
 test("printDebugLogs - doesn't throw when language db doesn't exist", async (t) =>
   withTmpDir(async (tmpDir) => {
+    const logger = new RecordingLogger();
     await t.notThrowsAsync(
-      printDebugLogs({ dbLocation: tmpDir, languages: ["javascript"] }),
+      printDebugLogs(logger, { dbLocation: tmpDir, languages: ["javascript"] }),
     );
   }));
 
diff --git a/src/actions-util.ts b/src/actions-util.ts
index e43abbb0b..62ab42440 100644
--- a/src/actions-util.ts
+++ b/src/actions-util.ts
@@ -131,11 +131,14 @@ export function getWorkflowEvent(env: Env = getEnv()): any {
   }
 }
 
-export async function printDebugLogs(config: Partial<Config>) {
+export async function printDebugLogs(logger: Logger, config: Partial<Config>) {
   if (
     !hasConfigKey(config, "languages") ||
     !hasConfigKey(config, "dbLocation")
   ) {
+    logger.debug(
+      `Not printing debug logs, because the configuration does not include the 'languages' or 'dbLocation' fields.`,
+    );
     return;
   }
 
@@ -143,23 +146,23 @@ export async function printDebugLogs(config: Partial<Config>) {
     const databaseDirectory = getCodeQLDatabasePath(config, language);
     const logsDirectory = path.join(databaseDirectory, "log");
     if (!doesDirectoryExist(logsDirectory)) {
-      core.info(`Directory ${logsDirectory} does not exist.`);
+      logger.info(`Directory ${logsDirectory} does not exist.`);
       continue; // Skip this language database.
     }
 
     const walkLogFiles = (dir: string) => {
       const entries = fs.readdirSync(dir, { withFileTypes: true });
       if (entries.length === 0) {
-        core.info(`No debug logs found at directory ${logsDirectory}.`);
+        logger.info(`No debug logs found at directory ${logsDirectory}.`);
       }
       for (const entry of entries) {
         if (entry.isFile()) {
           const absolutePath = path.resolve(dir, entry.name);
-          core.startGroup(
+          logger.startGroup(
             `CodeQL Debug Logs - ${language} - ${entry.name} from file at path ${absolutePath}`,
           );
-          process.stdout.write(fs.readFileSync(absolutePath));
-          core.endGroup();
+          logger.info(fs.readFileSync(absolutePath, "utf-8"));
+          logger.endGroup();
         } else if (entry.isDirectory()) {
           walkLogFiles(path.resolve(dir, entry.name));
         }
diff --git a/src/init-action-post-helper.ts b/src/init-action-post-helper.ts
index 3d3ffc570..e9ebf93a3 100644
--- a/src/init-action-post-helper.ts
+++ b/src/init-action-post-helper.ts
@@ -338,7 +338,7 @@ export async function uploadFailureInfo(
     config: UploadDebugArtifactsConfig,
     logger: Logger,
   ) => Promise<void>,
-  printDebugLogs: (config: Partial<Config>) => Promise<void>,
+  printDebugLogs: (logger: Logger, config: Partial<Config>) => Promise<void>,
   codeql: CodeQL,
   config: Config | AbortedInitConfig,
   repositoryNwo: RepositoryNwo,
@@ -392,7 +392,7 @@ export async function uploadFailureInfo(
       "Debug mode is on. Uploading available database bundles and logs as Actions debugging artifacts...",
     );
     await uploadAllAvailableDebugArtifacts(codeql, config, logger);
-    await printDebugLogs(config);
+    await printDebugLogs(logger, config);
   }
 
   if (actionsUtil.isSelfHostedRunner() && config.dbLocation) {