Probably this is what matches the old behavior?

Youssef1313 · Youssef1313 · commit ec93ec7c5d42 · 2026-04-04T17:44:47.000+02:00
diff --git a/src/Build.UnitTests/BinaryLogger_Tests.cs b/src/Build.UnitTests/BinaryLogger_Tests.cs
@@ -117,8 +117,8 @@ public void TestBinaryLoggerRoundtrip(string projectText, BinlogRoundtripTestRep
             using var env = TestEnvironment.Create();
             try
             {
-                env.SetEnvironmentVariable("MSBUILDTARGETOUTPUTLOGGING", "1");
-                Traits.Instance.EnableTargetOutputLogging = true;
+                env.SetEnvironmentVariable("MSBUILDTARGETOUTPUTLOGGING", "0");
+                Traits.Instance.EnableTargetOutputLogging = false;
 
                 var binaryLogger = new BinaryLogger();
 

Original file line number	Diff line number	Diff line change
`@@ -117,8 +117,8 @@ public void TestBinaryLoggerRoundtrip(string projectText, BinlogRoundtripTestRep`
`117`	`117`	`using var env = TestEnvironment.Create();`
`118`	`118`	`try`
`119`	`119`	`{`
`120`		`- env.SetEnvironmentVariable("MSBUILDTARGETOUTPUTLOGGING", "1");`
`121`		`- Traits.Instance.EnableTargetOutputLogging = true;`
	`120`	`+ env.SetEnvironmentVariable("MSBUILDTARGETOUTPUTLOGGING", "0");`
	`121`	`+ Traits.Instance.EnableTargetOutputLogging = false;`
`122`	`122`
`123`	`123`	`var binaryLogger = new BinaryLogger();`
`124`	`124`