Function finish

tools/test-examples/index.js:331–377

(success, reason)

        let finished = false;
        function finish(success, reason) {
            if (finished) return;
            finished = true;
            cleanup();

            try {
                if (xsdbConfigExisted && originalXsdbConfig !== null) {
                    require('fs').writeFileSync(xsdbConfigPath, originalXsdbConfig);
                } else if (!xsdbConfigExisted && require('fs').existsSync(xsdbConfigPath)) {
                    require('fs').unlinkSync(xsdbConfigPath);
                }
            } catch {}
            
            if (child.stdin && child.stdin.writable) {
                try { child.stdin.write("quit\n"); } catch {}
            }
            
            // Allow 500ms grace period for hardware port to cleanly unbind via OS drivers
            setTimeout(() => {
                try { child.kill('SIGKILL'); } catch {}
                try { 
                     require('child_process').execSync('killall -9 mcsim 2>/dev/null', { stdio: 'ignore', timeout: 2000 }); 
                     require('child_process').execSync('killall -9 xsl 2>/dev/null', { stdio: 'ignore', timeout: 2000 });
                     require('child_process').execSync('killall -9 serial2xsbug 2>/dev/null', { stdio: 'ignore', timeout: 2000 });
                     require('child_process').execSync('pkill -9 -f serial2xsbug 2>/dev/null', { stdio: 'ignore', timeout: 2000 });
                     require('child_process').execSync('pkill -9 -f xsbug-log 2>/dev/null', { stdio: 'ignore', timeout: 2000 });
                     require('child_process').execSync('pkill -9 -f xsdb 2>/dev/null', { stdio: 'ignore', timeout: 2000 });
                } catch {}
                
                let lines = outputBuf.replace(/\r/g, '\n').split('\n');
                let cleanLog = [];
                for (let i = 0; i < lines.length; i++) {
                    let line = lines[i];
                    let isSpam = line.startsWith('Writing at 0x') || /^\.* \(\d+ %\)$/.test(line) || line === '.';
                    if (isSpam) {
                        let nextLine = (i + 1 < lines.length) ? lines[i+1] : '';
                        let nextSpam = nextLine.startsWith('Writing at 0x') || /^\.* \(\d+ %\)$/.test(nextLine) || nextLine === '.';
                        if (!nextSpam) cleanLog.push(line);
                    } else {
                        cleanLog.push(line);
                    }
                }
                let finalLog = cleanLog.join('\n').replace(/\n{3,}/g, '\n\n');
                
                resolve({ success, reason, log: finalLog, durationMs: Date.now() - startTime });
            }, 500);
        };
        
        // Build phase wrapper: 3 minutes max
        runTimeout = setTimeout(() => {