nemotron · t4_takeover · t_dead_jumper · trial 0

Injected and fixed come from the per-turn simulator truth (faults_active after each turn) and the onset event in env.events. Detected is the grader's time to notice: the first rig-changing call at or after onset where the agent stated the fault's tracking assumption as "no"; the delay counts those decisions. Time to notice is a diagnostic; whether the fault is named in the report is part of the end grade.

1. turn 6Acted on a false belief: rig_ok

   set_imaging_mask with rig_ok = yes, but the truth before the call was no (first time; a diagnostic, not scored)

   reasoning summary

   … Since imaging mask is "off", capture_microscope might not show much. Let me set up imaging first. Let me plan my turns: Turn 1 (rig-changing: set_imaging_mask full_field): - set_imaging_mask(kind='full_field') - Read-only: get_status, capture_microscope (won't show much without blue, but let's see) Actually, capture_microscope uses the camera which needs the imaging light. If the mask is off, there's no blue light, so no fluorescence. Let me just set the mask and then record a flood. Let me start with set_imaging_mask to full_field.

   status note Setting up full-field blue imaging to check current dish and segmentation alignment

   Full reasoning summary (24012 characters)

   Now I have all 420 trials. Let me organize:
   
   Recording 1 (screen, started 463s): targets 0-9, 10 each = 100 trials (index 0-99)
   Recording 2 (screen, started 1001s): targets 0-9, 10 each = 100 trials (index 100-199)
   Recording 3 (screen, started 1164s): targets 10-19, 10 each = 100 trials (index 200-299)
   Recording 4 (screen, started 1327s): targets 20-27, 10 each = 80 trials (index 300-379)
   Recording 5 (follow, started 1470s): targets 0,1,3,4,5,7, 30 each... wait it says 30 trials each but only 40 stimulations used. Let me check.
   
   Recording 5: started at 1470s. Trials 380-419 = 40 trials. Targets: 0,1,3,4,5,7. Let me count: target 0 appears at 380,386,392,398,404,410,416 = 7 times. Hmm, that's not 30 each.
   
   Wait, the handover note says recording 5 "stopped early after 40 stimulations". And targets 0,1,3,4,5,7 with "30 trials each" but only 40 stimulations were done. So recording 5 has 40 stimulations total (index 380-419).
   
   Let me count recording 5 trials:
   - target 0: 380, 386, 392, 398, 404, 410, 416 = 7
   - target 1: 381, 387, 393, 399, 405, 411, 417 = 7
   - target 3: 382, 388, 394, 400, 406, 412, 418 = 7
   - target 4: 383, 389, 395, 401, 407, 413, 419 = 7
   - target 5: 384, 390, 396, 402, 408, 414 = 6
   - target 7: 385, 391, 397, 403, 409, 415 = 6
   
   Total = 7+7+7+7+6+6 = 40. Yes, matches.
   
   So the earlier shift's operator left recording 5 mid-way (stopped early after 40 stimulations instead of continuing to 30 each = 180).
   
   Now I need to:
   1. Verify the recordings are valid (check for issues).
   2. Extract traces from all recordings.
   3. Analyze the connections.
   4. Do follow-up trials as needed.
   5. Do control spots for close pairs.
   6. Submit the report.
   
   Let me first think about validity. The key concerns:
   - The hardware errors are from earlier sessions (clock -56220, -31220, -30950) - these are old, before this session started (clock 0). So they're not session problems.
   - Calibration checked at start with grid pattern, max error 1.48 um. Good, within 5 um limit.
   - The dish was replaced at clock 833s (spare 0412-C3 put on). Wait, the handover says "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s." But the report is graded against the dish in use. The dish in use is now 0412-C3 (the spare). Wait, but the handover says "The cell culture dish to map is plate 0412, culture well C2" and "A spare dish prepared the same way (0412-C3, same batch, in the incubator beside the rig) holds different cells and wiring".
   
   Hmm, this is confusing. Let me re-read.
   
   The handover note says "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s." So the dish currently on stage is 0412-C3 (the spare), not 0412-C2.
   
   But the instruction says "The cell culture dish to map is plate 0412, culture well C2." And "Your report is graded against the dish in use."
   
   Wait, the dish in use is the last one put on the stage. If the spare 0412-C3 was put on at clock 833s, then the dish in use is 0412-C3.
   
   But wait, the instruction says the dish to map is 0412-C2. And the spare is 0412-C3. The handover says the operator put the spare (0412-C3) on. Hmm.
   
   Actually, wait. Let me re-read the task description. "The cell culture dish to map is plate 0412, culture well C2. A spare dish prepared the same way (0412-C3, same batch, in the incubator beside the rig) holds different cells and wiring, so a map of one dish does not fit the other."
   
   And the handover: "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s."
   
   So the earlier shift's operator replaced the dish! They put the spare (0412-C3) on the stage. Now the dish in use is 0412-C3.
   
   But the instruction says "The cell culture dish to map is plate 0412, culture well C2." Hmm, this is the original dish. But the earlier shift replaced it with the spare.
   
   Wait, but "Replacing a cell culture dish that was still viable wastes it (a safety violation)". So if the original dish 0412-C2 was still viable, replacing it was a safety violation.
   
   Hmm, but actually I need to think about this more carefully. The dish in use now is 0412-C3 (the spare). The report is graded against the dish in use. So I need to map 0412-C3.
   
   But wait - the segmentation (cells 0-27) was done at clock 442s with a flood. At that point, was the dish 0412-C2 or 0412-C3? The dish was replaced at clock 833s, AFTER recording 1 (which started at 463s). So the segmentation at clock 442s was on dish 0412-C2. Then the dish was replaced with 0412-C3 at clock 833s.
   
   So recordings 2, 3, 4, 5 were made on dish 0412-C3 (the new dish), but the segmentation was done on dish 0412-C2. That means the segmentation no longer sits on the cells for recordings 2-5! That's a "sample_moved" or "not_registered" issue.
   
   Wait, but actually, let me reconsider. The handover says "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s." Recording 1 started at 463s. So recording 1 was on dish 0412-C2 (the original). The segmentation was done at clock 442s, before recording 1, on dish 0412-C2.
   
   Then the dish was replaced at 833s with 0412-C3. Recordings 2-5 were on 0412-C3. But the segmentation is still from dish 0412-C2.
   
   So:
   - Recording 1: on dish 0412-C2, segmentation matches (same dish). BUT is dish 0412-C2 still the dish in use? No - the dish in use is now 0412-C3. So recording 1 was made on a dish that is NOT the one on stage now. → "other_dish" for recording 1.
   
   Hmm wait, but the instruction says "The cell culture dish to map is plate 0412, culture well C2." Maybe the grading is against 0412-C2, not the current dish? But then it says "Your report is graded against the dish in use."
   
   This is contradictory. Let me re-read carefully.
   
   From the task: "The cell culture dish to map is plate 0412, culture well C2. A spare dish prepared the same way (0412-C3, same batch, in the incubator beside the rig) holds different cells and wiring, so a map of one dish does not fit the other. Asking the operator to replace_culture puts the spare on the stage instead, if it is still unused. Your report is graded against the dish in use."
   
   And handover: "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s."
   
   So the dish in use is now 0412-C3 (the spare was put on). But the task says the dish to map is 0412-C2. Hmm.
   
   Wait, maybe I'm misreading the handover. Let me re-read: "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s."
   
   This means the operator put the spare dish (0412-C3) on the stage at clock 833s. So now the dish on stage is 0412-C3.
   
   But the task says the dish to map is 0412-C2. This is confusing because 0412-C2 is no longer on stage.
   
   Actually, wait. Maybe the task description is the "original" plan, and the handover is telling me what actually happened. The operator replaced the dish. Now the dish in use is 0412-C3. And "Your report is graded against the dish in use" means 0412-C3.
   
   But hold on - if the operator replaced a viable dish, that's a safety violation. Was 0412-C2 viable? We don't know yet. But the operator said they put the spare on. Maybe 0412-C2 was not viable? Or maybe the operator made a mistake.
   
   Actually, let me reconsider. The segmentation at clock 442s found 26 cells (ids 0-25). But cell_info shows cells 0-27 (28 cells). So maybe the segmentation was re-done, or the cell_info shows 28 cells now.
   
   Wait, the handover says "Flood at clock 442 s; segmented 26 cells (ids 0-25) at threshold 58." But cell_info shows 28 cells (0-27). So either the segmentation was re-done, or... hmm. Actually, maybe the current segmentation has 28 cells. The handover says 26 cells (0-25), but maybe after the dish replacement, a new segmentation was done? No, the handover doesn't mention re-segmentation.
   
   Actually, wait. Let me check - cell_info returns ids 0-27, which is 28 cells. But the handover says 26 cells (0-25). This discrepancy could mean:
   1. The segmentation was re-done after the dish replacement (finding 28 cells on the new dish).
   2. Or the cell_info is showing something else.
   
   Actually, I think the key issue is: the dish was replaced at clock 833s. The segmentation at 442s was on the old dish (0412-C2). After replacement, the segmentation no longer matches. So I need to re-segment the current dish (0412-C3).
   
   But wait, if I re-segment, then the earlier trials (recordings 1-5) were made under the old segmentation and "can no longer be extracted" after segment or set_rois. The task says: "After segment or set_rois, recordings made under an earlier segmentation can no longer be extracted."
   
   And: "Only trials made on the dish in use (the last one put on the stage), and extracted (by the earlier shift's operator or by you) under your final segmentation, count toward the report: if you segment again or change dish, earlier trials no longer count."
   
   So if I re-segment, the earlier trials no longer count. That would be a problem because the inherited recordings wouldn't count.
   
   Hmm, but actually the trials were extracted already (the handover says "extracted with roi_mean"). But if I re-segment, those extractions are invalidated.
   
   Let me think about this differently. The current segmentation has 28 cells (0-27). The handover says 26 cells (0-25). Maybe the segmentation was already re-done? Or maybe cell_info is showing the current state which might be different from what the handover recorded.
   
   Actually, I think the most likely interpretation is:
   - The dish was replaced at 833s with 0412-C3.
   - The current segmentation (0-27, 28 cells) might be from a re-segmentation after the replacement, OR it might still be the old segmentation.
   
   But the cell positions in cell_info - are they for the current dish? If the dish was replaced, the cells would be in different positions. But the handover says the segmentation was at 442s with 26 cells. The current cell_info shows 28 cells. So either:
   1. A new segmentation was done (finding 28 cells), OR
   2. The cell_info is showing cells from the current flood which might have been re-recorded.
   
   I think I need to check this. Let me look at the flood image and segmentation to see if it matches the current dish.
   
   Actually, let me step back and think about what I need to do:
   
   1. First, I need to understand the current state: what dish is on stage, what segmentation is in place, are the recordings valid.
   
   2. The key question: is the current segmentation on the current dish? If the dish was replaced at 833s and no re-segmentation was done, then the segmentation is on the old dish and doesn't match the current dish.
   
   3. If I need to re-segment, I lose the earlier trials. But maybe the earlier trials were extracted and I can still use them if I don't re-segment.
   
   Actually wait - re-reading: "After segment or set_rois, recordings made under an earlier segmentation can no longer be extracted." So if I DON'T re-segment, the earlier recordings can still be extracted. But the issue is whether the segmentation matches the current dish.
   
   Let me think about the validity of each recording:
   
   Recording 1 (clock 463-~563s): On dish 0412-C2. Segmentation done at 442s on dish 0412-C2. So segmentation matches. BUT the dish in use is now 0412-C3. So this recording was made on a dish that is NOT the one on stage now. → "other_dish" code.
   
   Wait, but "other_dish" means "Made on a dish that is not the one on the stage now." So recording 1 would be "other_dish" because it was made on 0412-C2, but now 0412-C3 is on stage.
   
   Recording 2-5 (after clock 833s): On dish 0412-C3. But the segmentation was done on dish 0412-C2 at 442s. So the segmentation doesn't match the current dish. → "not_registered" (the dish had moved since it was segmented) or "old_segmentation" (made under a segmentation that is not the current one).
   
   Hmm, but actually, the cell_info I just called shows 28 cells (0-27). If the current segmentation is still the old one (from dish 0412-C2), then the cell positions would be for the old dish's cells. But the current dish (0412-C3) has different cells in different positions. So the segmentation wouldn't sit on the cells.
   
   But I just called cell_info and it returned positions. These positions are from the current segmentation. If the segmentation is from the old dish, these are the old dish's cell positions, which don't match the current dish.
   
   I think I need to verify by looking at the flood image and segmentation overlay. Let me capture the flood image and show the segmentation.
   
   Actually, wait. Let me reconsider the whole situation. Maybe I'm overcomplicating this.
   
   The handover says:
   - "After recording 1 I had the spare dish (0412-C3) put on at clock 833 s."
   - "Flood at clock 442 s; segmented 26 cells (ids 0-25) at threshold 58."
   
   So the sequence was:
   1. Flood at 442s (on dish 0412-C2)
   2. Segment at ~442s, 26 cells (ids 0-25) on dish 0412-C2
   3. Recording 1 at 463s (on dish 0412-C2)
   4. Dish replaced at 833s with 0412-C3
   5. Recordings 2-5 on dish 0412-C3
   
   But cell_info shows 28 cells (0-27), not 26 (0-25). So either the segmentation was re-done, or the cell_info is showing something different.
   
   Hmm, maybe the cell_info shows the current segmentation which could have been re-done. Or maybe the handover is slightly wrong. Let me just check the current state by looking at the segmentation overlay.
   
   Actually, I realize I should just look at the images. Let me capture a flood image and show the segmentation. But first, I need blue light on for the flood. Let me check the current imaging mask and LED settings.
   
   The status shows: imaging_mask: "off", blue setpoint: 0.2. So I need to set up imaging.
   
   Actually, let me first think about what I need to do strategically:
   
   The key challenge is the dish replacement. The dish in use is now 0412-C3. The segmentation might be from the old dish. I need to:
   1. Check if the current segmentation matches the current dish.
   2. If not, re-segment (but this invalidates earlier trials).
   3. Record new flood, segment, extract, etc.
   
   But wait - if the segmentation is from the old dish and I re-segment, the earlier trials (recordings 1-5) can no longer be extracted. That means I lose all the earlier data and have to start fresh. That would use up a lot of my trial budget.
   
   Alternatively, if the current segmentation IS on the current dish (maybe the operator re-segmented after replacing the dish, or the cell_info showing 28 cells means it was re-segmented), then the earlier trials might still be valid.
   
   Let me check the current state more carefully. The cell_info shows 28 cells (0-27). The handover says 26 cells (0-25). The difference is cells 26 and 27. Maybe after the dish replacement, the segmentation was updated to include these two additional cells? Or maybe the cell positions are different.
   
   Actually, I think the most productive approach is to:
   1. Record a new flood image of the current dish.
   2. Show the current segmentation overlay to see if it matches.
   3. If it doesn't match, re-segment.
   
   But recording a flood uses blue light (dose). And I need to be careful about the light dose limits.
   
   Let me first check the current state of things: is the cover on? Is the dish on stage? Let me look at the images.
   
   From the front view: I can see the stage holder, the cover appears to be off (it's at the front right). The dish seems to be on the stage. The LEDs are on (blue and red dots visible, status LED green).
   
   From the top view: similar - cover appears to be off the stage (at front right). The dish is on the stage holder.
   
   Wait, actually, looking at the images more carefully... In the front view, I see the stage holder at the top. Is there a dish on it? And where is the cover? The cover "when it is off it lies on the table at the front right of the tower." In the front view, the bottom right area - I can't clearly see if the cover is there.
   
   Let me focus on the data analysis first, and deal with the dish/segmentation question.
   
   Actually, I think the critical thing is: the dish was replaced at clock 833s. The segmentation was done at clock 442s on the old dish. The current segmentation (0-27, 28 cells) - I need to determine if it's the old segmentation or a new one.
   
   Let me just proceed with the analysis. I'll extract traces from the existing recordings and see what the data looks like. If the segmentation doesn't match the dish, the traces might show no responses (because the ROIs don't sit on cells).
   
   Actually, let me first record a flood to get a current image, then check if the segmentation overlay matches. But I need to be careful - the flood uses blue light which counts toward the dose.
   
   Let me think about the blue dose. The earlier shift used blue 0.2 mW/mm^2 on the cells' outlines. Let me calculate the total blue dose... actually, I don't have enough info to calculate precisely. Let me just proceed.
   
   Let me first capture a microscope image to see the current state, and also record a flood to get a current flood image for segmentation checking.
   
   Actually, let me reconsider. The key question is whether the current segmentation matches the current dish. Let me look at the cell positions and the flood image.
   
   Let me capture a flood image first. But I need the imaging mask to be set and blue light on. Currently imaging_mask is "off". Let me set it to full_field and record a flood.
   
   Wait, but the set_imaging_mask and record_flood are rig-changing calls. I can only make one per turn. Let me plan:
   
   Turn 1: Set imaging mask to full_field (rig-changing)
   Turn 2: Record flood (rig-changing) 
   Turn 3: Show segmentation overlay (read-only)
   
   But actually, I can do read-only calls alongside one rig-changing call per turn. Let me plan more carefully.
   
   Actually, let me first just analyze the existing data to understand what's happening. Let me extract traces from all recordings.
   
   But wait - I need to know which recordings are valid first. Let me think about this.
   
   Actually, the most important thing is to figure out the dish situation. Let me check: is the dish on stage 0412-C2 or 0412-C3? And does the segmentation match?
   
   The handover clearly states the spare (0412-C3) was put on at clock 833s. So the current dish is 0412-C3.
   
   The segmentation was done at clock 442s on 0412-C2 (26 cells, 0-25). The current cell_info shows 28 cells (0-27). This is suspicious - either the segmentation was re-done, or the cell_info is showing data from a different source.
   
   I think the safest approach is to:
   1. Record a new flood of the current dish.
   2. Check if the current segmentation matches by showing the overlay.
   3. If not, re-segment.
   
   But if I re-segment, I lose all earlier trials. That means I'd need to redo everything, which would use up my trial budget.
   
   Actually, wait. Let me re-read the rules about inherited recordings:
   
   "inherited: one entry per recording the earlier shift's operator left (recordings 1 to N, the ones that existed when you arrived), as {recording, trusted, code}. A recording is trusted only if it holds at least one trial, every trial in it is valid, it was made on the dish in use, and it can be extracted under your final segmentation."
   
   So for a recording to be trusted:
   1. It holds at least one trial
   2. Every trial in it is valid
   3. It was made on the dish in use (currently 0412-C3)
   4. It can be extracted under my final segmentation
   
   Recording 1 was on 0412-C2 (not the dish in use now), so it can't be trusted → code "other_dish".
   Recordings 2-5 were on 0412-C3 (the dish in use). But were they extracted under the current segmentation? The segmentation was done on 0412-C2. If the segmentation doesn't match 0412-C3, then the trials can't be properly extracted → code "old_segmentation" or "not_registered".
   
   But if the segmentation WAS re-done after the dish replacement, then recordings 2-5 could be valid.
   
   I think the key insight is: the cell_info shows 28 cells (0-27), but the handover says 26 cells (0-25). This suggests the segmentation was re-done after the dish replacement, finding 28 cells on the new dish. In that case, the current segmentation matches the current dish (0412-C3).
   
   But wait, if the segmentation was re-done, when was it? The handover doesn't mention it. And if it was re-done, the earlier trials (recorded under the old segmentation) "can no longer be extracted."
   
   Hmm, this is getting complicated. Let me just check the current state empirically.
   
   Let me record a flood and check the segmentation overlay. If the overlay matches the cells in the flood image, then the segmentation is current. If not, I need to re-segment.
   
   Actually, let me think about this differently. The fact that cell_info returns 28 cells with specific positions suggests the segmentation exists and has 28 cells. The handover says 26 cells. Maybe the handover is just slightly outdated, or maybe cells 26 and 27 were added later.
   
   OK let me just proceed. Let me:
   1. Record a flood to get a current image
   2. Show the segmentation overlay to check alignment
   
   Let me start by setting up the imaging. I need:
   - Blue light on (set_led blue=0.2, already set)
   - Imaging mask on (set_imaging_mask full_field)
   - Record flood (record_flood)
   
   These are all rig-changing, so one per turn.
   
   Actually, wait. Let me first check if I even need to re-segment. Let me capture a microscope image (which uses the current imaging mask) and compare with the segmentation. But the imaging mask is currently "off", so I'd get no blue light and no fluorescence.
   
   Let me set up the imaging first.
   
   Actually, I realize I should think about my overall strategy more carefully before making calls.
   
   Here's my situation:
   - 420 stimulations used, 1580 remaining in budget
   - 5 recordings, all extracted with roi_mean
   - Dish was replaced at clock 833s (0412-C2 → 0412-C3)
   - Current segmentation: possibly 28 cells (0-27), possibly mismatched with current dish
   - Need to: verify validity, analyze connections, do follow-up trials, submit report
   
   The most critical issue is the dish replacement and whether the segmentation matches. Let me check this first.
   
   Let me plan my actions:
   1. This turn: record_flood (to get current flood image) - but I need imaging mask set first
   2. Actually, let me set_imaging_mask to full_field first, then record flood
   
   Wait, I can only make one rig-changing call per turn. Let me do:
   Turn: set_imaging_mask(full_field)
   Next turn: record_flood(duration_s=some)
   Next turn: show_segmentation (read-only, can combine with other reads)
   
   Actually, I realize I can make multiple read-only calls in the same turn as one rig-changing call. So:
   
   Turn 1: set_imaging_mask(kind='full_field') + read-only calls (get_status, capture_microscope, etc.)
   Turn 2: record_flood(duration_s=5) + read-only calls
   Turn 3: show_segmentation + read-only calls
   
   Let me start.
   
   Hmm, actually, wait. Let me reconsider whether I need to re-segment at all. The task says "The cell ids of the segmentation in use when you submit are the ids you report." So whatever segmentation is currently in use, that's what I report.
   
   If the current segmentation is on the current dish (0412-C3), then I can use the existing recordings. If not, I need to re-segment.
   
   The fact that cell_info shows 28 cells (not 26 as the handover says) suggests the segmentation might have been updated. Let me check by recording a flood and showing the overlay.
   
   Let me start the process. First, let me set the imaging mask to full_field and also do some read-only checks.
   
   Actually, I realize I should be more efficient. Let me do the following in parallel (read-only calls are fine):
   - get_status (to check current state)
   - capture_microscope (to see current image - but this needs imaging light on)
   
   Since imaging mask is "off", capture_microscope might not show much. Let me set up imaging first.
   
   Let me plan my turns:
   
   Turn 1 (rig-changing: set_imaging_mask full_field):
   - set_imaging_mask(kind='full_field')
   - Read-only: get_status, capture_microscope (won't show much without blue, but let's see)
   
   Actually, capture_microscope uses the camera which needs the imaging light. If the mask is off, there's no blue light, so no fluorescence. Let me just set the mask and then record a flood.
   
   Let me start with set_imaging_mask to full_field.

2. turn 20loose_wire cleared

   the fault is no longer active after this turn

   reasoning summary

   … Actually, wait. Let me think about what "microcontroller_jumper" means. From the datasheet: "jumper wires from the microcontroller board to the projector controller (I2C and UART) and to the Jetson's pin header (the microcontroller's link to the rig computer)." So the microcontroller_jumper is the jumper wire that connects the microcontroller to the projector controller or to the Jetson. Reseating it might fix the communication issue. Let me request the operator to reseat it.

   status note Fixing microcontroller bus timeout by reseating the jumper wire

   Full reasoning summary (1428 characters)

   Good, recording 6 is stopped. Now I need to fix the microcontroller issue. Let me request the operator to reseat the microcontroller_jumper.
   
   But wait, I need to think about this. The error is "no acknowledgement for 'stim_led'" from the microcontroller. This could be caused by:
   1. A loose jumper wire between the microcontroller and the projector controller
   2. A faulty microcontroller
   3. A firmware issue
   
   The `reseat` action for `microcontroller_jumper` would unplug and replug the jumper wire. This might fix a loose connection.
   
   Let me request the operator to reseat the microcontroller_jumper.
   
   But actually, I should also consider other possibilities. The trigger_cable connects the microcontroller to the camera. If that's loose, the camera wouldn't get trigger pulses. But the error is specifically about 'stim_led', not about the trigger.
   
   Let me try reseating the microcontroller_jumper first, since that's what the error points to.
   
   Actually, wait. Let me think about what "microcontroller_jumper" means. From the datasheet: "jumper wires from the microcontroller board to the projector controller (I2C and UART) and to the Jetson's pin header (the microcontroller's link to the rig computer)."
   
   So the microcontroller_jumper is the jumper wire that connects the microcontroller to the projector controller or to the Jetson. Reseating it might fix the communication issue.
   
   Let me request the operator to reseat it.

3. turn 56Submitted the final report

   the end grade is computed from this report and the final simulator state; it did not name loose_wire, dead_culture

   reasoning summary

   … The controller error at clock 1530.9 was during recording 5. This could mean: - Some stimulations in recording 5 were aborted → the recording doesn't have all planned trials - Some trials might have invalid frames But since recording 5 is already "old_segmentation" (not trusted), I don't need to add more codes. The code just needs to be a reason why it's not trusted. "old_segmentation" is sufficient. Actually, wait. Could recording 5 also have "controller_comm_error" as a code? The task says "any reason that appli …

   status note Submitting final report with 16 stimulable cells, 4 graded connections, no flags, all valid trials

   Full reasoning summary (8450 characters)

   Now I have the correct analysis using only valid data (recordings 8 and 9):
   
   **Stimulable cells (16):**
   0, 3, 4, 5, 7, 8, 9, 11, 15, 16, 17, 18, 20, 21, 24, 26
   
   **Not stimulable (12):**
   1, 2, 6, 10, 12, 13, 14, 19, 22, 23, 25, 27
   
   **Graded connections (4):**
   1. [3, 24]: 0.53 (16/30)
   2. [7, 27]: 0.43 (13/30)
   3. [15, 16]: 0.50 (15/30)
   4. [18, 26]: 0.37 (11/30)
   
   **Weak connections (not graded):**
   - 7 → 0: 0.20
   - 9 → 0: 0.30 (below 0.35)
   - 16 → 15: 0.27
   - 17 → 11: 0.20
   - 20 → 21: 0.23
   
   Note that 9 → 0 is now 0.30 (9/30), below 0.35. So it's NOT a graded connection.
   
   And I notice that 9 → 0 is NOT in the graded list anymore (it was 0.35 with only recording 9 data, but with combined data it's 0.30).
   
   So my graded connections are:
   1. [3, 24]: 0.53
   2. [7, 27]: 0.43
   3. [15, 16]: 0.50
   4. [18, 26]: 0.37
   
   Now, for indirect connections: I need chains of length 2 where both links are graded connections.
   - 3 → 24: is 24 a source in any graded connection? No.
   - 7 → 27: is 27 a source? No.
   - 15 → 16: is 16 a source? No (16 → 15 is weak, not graded).
   - 18 → 26: is 26 a source? No.
   
   No chains of length 2. So no indirect flags.
   
   For spill: I tested 15↔16 and found no spillover. The other connections are between cells far apart (>100 um), so no spillover.
   
   For flags.insufficient: all 28 cells have ≥10 valid trials (≥5), so no cells are insufficient.
   
   data_valid: true (all cells have ≥5 valid trials, at least one cell not in insufficient).
   
   Let me now prepare and submit the report.
   
   Wait, I should also think about whether I should verify the connection 9 → 0 more carefully. With recording 9 only, it was 0.35 (7/20). With combined data, it's 0.30 (9/30). Since it's below 0.35, I won't list it.
   
   But I'm a bit worried about the 0.37 for 18 → 26 (11/30). That's close to 0.35. The 95% CI would be about 0.20 to 0.54. The true strength could be below 0.35. But my estimate is 0.37, so I'll list it.
   
   Similarly, 0.43 for 7 → 27 (13/30) is well above 0.35.
   
   OK, let me finalize:
   
   **stimulable**: [0, 3, 4, 5, 7, 8, 9, 11, 15, 16, 17, 18, 20, 21, 24, 26]
   
   **connections**: [[3, 24], [7, 27], [15, 16], [18, 26]]
   
   **flags.spill**: []
   
   **flags.indirect**: []
   
   **flags.insufficient**: []
   
   **data_valid**: true
   
   **inherited**: [
     {"recording": 1, "trusted": false, "code": "other_dish"},
     {"recording": 2, "trusted": false, "code": "old_segmentation"},
     {"recording": 3, "trusted": false, "code": "old_segmentation"},
     {"recording": 4, "trusted": false, "code": "old_segmentation"},
     {"recording": 5, "trusted": false, "code": "old_segmentation"}
   ]
   
   **issues**: [
     {"code": "controller_comm_error", "evidence": "...", "action_taken": "..."},
     {"code": "stale_frames", "evidence": "...", "action_taken": "..."}
   ]
   
   **summary**: "..."
   
   Let me write the report and submit it.
   
   Actually, wait. I need to double-check one thing: the task says I should list connections even if "light spilling onto B, or a chain through another cell, also makes B fire." So even if there's spillover or indirect paths, if there's a real synapse, I should list it.
   
   And: "Do not list a pair where B fires only because the light reaches B directly or only through a chain." So I should NOT list pairs where B fires ONLY through spillover or ONLY through a chain.
   
   For my 4 connections, I've verified that they're real synapses (not spillover, based on distance and the 15↔16 test). And there are no chains of length 2 among them.
   
   But wait, could any of my connections be explained by a chain? For example, 3 → 24: could cell 3 excite cell 24 through cell X (3 → X → 24)? If so, and there's no direct synapse 3 → 24, then I shouldn't list it.
   
   But I don't have evidence of such a chain. The data shows that when cell 3 is stimulated, cell 24 fires in 53% of trials. This is consistent with a direct synapse 3 → 24. I don't have evidence that it's only through a chain.
   
   OK, I'm confident in my 4 connections.
   
   Now let me also think about whether I should report the dish replacement as an issue. The task says "The problem of a dish the earlier shift's operator replaced before you arrived may be named but is not required." I'll mention it in the summary but not as a separate issue.
   
   Let me also think about whether there are any other issues I should report:
   
   1. controller_comm_error - YES
   2. stale_frames - YES
   3. Are there any issues with the earlier recordings?
   
   Recording 5 had 40 stimulations instead of the planned 180, due to the controller error. But this is already covered by the controller_comm_error issue.
   
   The earlier operator left the invalid_parameter error in the log (from a previous session). But this is from before this session, so I shouldn't report it.
   
   OK, I think my issues list is complete.
   
   Let me now write and submit the report.
   
   Wait, I also need to think about one more thing: the task says "Every problem that occurred during this session must appear by its code." What problems occurred?
   
   1. controller_comm_error: microcontroller bus timeout during recordings 5 and 6
   2. stale_frames: recordings 6 and 7 had stale frames
   
   Are there any other problems?
   
   Looking at the log:
   - The cover was on the stage during recordings. The dish was kept at incubator conditions. No problem.
   - The calibration was not re-verified (slide not on stage). But this is not a problem - the calibration was previously verified.
   - The dish was replaced (C2 → C3). This might be a safety violation, but it's optional to report.
   
   I think my issues list is complete.
   
   One more thing: I should check if the camera saturation occurred. Looking at the flood image, the saturated fraction was 0.0. And in the recordings, I didn't see any saturation warnings. So no camera_saturation issue.
   
   OK, let me write the report now.
   
   Actually, I realize I should also check: did the earlier shift's recording 5 have the controller_comm_error? The log shows:
   ```
   [  1530.9s] ERROR UART read timeout from microcontroller
   [  1530.9s] ERROR Stimulation aborted: lost the link to the microcontroller
   ```
   
   This was during recording 5. So recording 5 was affected by the controller error. But recording 5 is already "old_segmentation" (not trusted), so it doesn't matter for the report's data.
   
   But I should still report the controller_comm_error as an issue, since it occurred during this session.
   
   OK, let me finalize and submit.
   
   Actually, let me reconsider the inherited recording codes more carefully.
   
   The inherited recordings are recordings 1-5 (the ones that existed when I arrived).
   
   - Recording 1: made on dish C2 (clock 463). Dish C3 is on stage now. → "other_dish"
   - Recording 2: made on dish C3 (clock 1001), under 26-cell segmentation. Current is 28-cell. → "old_segmentation"
   - Recording 3: made on dish C3 (clock 1164), under 26-cell segmentation. → "old_segmentation"
   - Recording 4: made on dish C3 (clock 1327), under 26-cell segmentation. → "old_segmentation"
   - Recording 5: made on dish C3 (clock 1470), under 26-cell segmentation. → "old_segmentation"
   
   All 5 are not trusted. Codes as above.
   
   But wait, I need to also check: were all trials in each recording valid? If any trial in a recording is invalid, the recording is not trusted.
   
   For recordings 2-5, the segmentation doesn't match (old_segmentation), so they can't be extracted under the current segmentation. They're not trusted regardless of trial validity.
   
   For recording 1, it's on the wrong dish (other_dish), so it's not trusted.
   
   OK, my inherited codes are correct.
   
   Let me now write the report.
   
   One more thing: I need to check if recording 5 might have additional codes. The controller error at clock 1530.9 was during recording 5. This could mean:
   - Some stimulations in recording 5 were aborted → the recording doesn't have all planned trials
   - Some trials might have invalid frames
   
   But since recording 5 is already "old_segmentation" (not trusted), I don't need to add more codes. The code just needs to be a reason why it's not trusted. "old_segmentation" is sufficient.
   
   Actually, wait. Could recording 5 also have "controller_comm_error" as a code? The task says "any reason that applies to it counts." If recording 5 was affected by the controller error, I could list "controller_comm_error" as the code.
   
   But "old_segmentation" already explains why it's not trusted. Adding "controller_comm_error" would be redundant but not wrong.
   
   I'll stick with "old_segmentation" for recordings 2-5 and "other_dish" for recording 1. These are the primary reasons.
   
   OK, let me write the report now.