diff --git a/testlogs/riomash-baseline-20260718-000311.log b/testlogs/riomash-baseline-20260718-000311.log
new file mode 100644
index 00000000..851381a9
--- /dev/null
+++ b/testlogs/riomash-baseline-20260718-000311.log
@@ -0,0 +1,20 @@
+== RIO mash test :: COM1 @ 9600 8N1, 300s, chip label 'baseline' ==
+   lamp echo ON (drives reply/lamp collisions), wedge threshold 2.0s, app auto-recovery DISABLED
+   log: C:\VWE\riojoy\riomash-baseline-20260718-000311.log
+   firmware: 4.2
+   counters before: RestartCount=0  AbandonCount=0  FullBufferCount=0  [board/lamp faults reported!]
+
+>>> MASH NOW: two hands, 8 lamp buttons, as fast as you can. <<<
+>>> Test runs 300s. A wedge alarm will beep + banner.   <<<
+
+[   2.70s] *** WEDGE: no analog reply for >2.0s (last at 0.62s). Keep pressing buttons — do NOT power cycle. ***
+[  31.89s] progress: presses=196 (196/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[  62.00s] progress: presses=475 (460/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[  92.03s] progress: presses=663 (432/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 122.14s] progress: presses=781 (384/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 152.22s] progress: presses=894 (352/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 182.28s] progress: presses=894 (294/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 212.28s] progress: presses=951 (269/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 242.36s] progress: presses=951 (235/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 272.40s] progress: presses=951 (209/min) analog=6 maxGap=0.08s wedges=0 [WEDGED NOW]
+[ 301.88s] *** RUN ENDED WHILE WEDGED (301.3s and counting) ***
diff --git a/testlogs/riomash-patched-20260718-001800.log b/testlogs/riomash-patched-20260718-001800.log
new file mode 100644
index 00000000..1b124c5e
--- /dev/null
+++ b/testlogs/riomash-patched-20260718-001800.log
@@ -0,0 +1,16 @@
+== RIO mash test :: COM1 @ 9600 8N1, 300s, chip label 'patched' ==
+   lamp echo ON (drives reply/lamp collisions), wedge threshold 2.0s, app auto-recovery DISABLED
+   log: C:\VWE\riojoy\riomash-patched-20260718-001800.log
+   firmware: 4.2
+   counters before: RestartCount=0  AbandonCount=0  FullBufferCount=0  [board/lamp faults reported!]
+
+>>> MASH NOW: two hands, 8 lamp buttons, as fast as you can. <<<
+>>> Test runs 300s. A wedge alarm will beep + banner.   <<<
+
+[  31.82s] progress: presses=227 (227/min) analog=501 maxGap=0.58s wedges=0
+[  61.91s] progress: presses=556 (539/min) analog=984 maxGap=0.58s wedges=0
+[  91.99s] progress: presses=862 (562/min) analog=1462 maxGap=0.58s wedges=0
+[ 122.05s] progress: presses=1292 (635/min) analog=1941 maxGap=0.58s wedges=0
+[ 152.13s] progress: presses=1315 (519/min) analog=2419 maxGap=0.58s wedges=0
+[ 182.17s] progress: presses=1315 (433/min) analog=2899 maxGap=0.58s wedges=0
+[ 212.18s] progress: presses=1315 (372/min) analog=3378 maxGap=0.58s wedges=0