How to reproduce:
1. Create and build a new Unity project (File > Build Settings... > Build)
2. Open Google Chrome and enter chrome://tracing in the Address Bar
3. Click "Load" and navigate to <Project>/Library/Bee/buildreport.json

Expected result: The buildreport.json file is opened
Actual result: A SyntaxError is thrown

Reproducible with: 2021.2.0b17, 2021.2.16f1, 2022.1.0b13
Not reproducible with: 2021.2.0b16, 2022.2.0a1, 2022.2.0a8
Could not test with: 2019.4.37f1, 2020.3.31f1 (No buildreport.json file is created)

Note: Reproducible with Mono and IL2CPP scripting backend

Error:
SyntaxError: Unexpected token  in JSON at position 3066
at JSON.parse (<anonymous>)
at new TraceEventImporter (chrome://tracing/tracing.js:6283:19)
at Import.createImporter_ (chrome://tracing/tracing.js:2023:8)
at chrome://tracing/tracing.js:2015:167
at Task.run (chrome://tracing/tracing.js:3278:95)
at runAnother (chrome://tracing/tracing.js:3281:371)
at runTask (chrome://tracing/tracing.js:3043:57)
at processIdleWork (chrome://tracing/tracing.js:3048:116)
at window.requestIdleCallback.timeout (chrome://tracing/tracing.js:3041:81)