Run tests / Gather the resolved references instead of the output directory The gatherer globbed *.dll out of the benchmark project's output, which holds more than references: content files copied there, and native libraries. Referencing those had three consequences. A native library handed to MSBuild as an assembly is MSB3246. A content file is published by the ProjectReference already, so referencing it too puts the same file in the publish set twice; crossgen2 rejects duplicate inputs, which surfaces...

Run tests / Gather the resolved references instead of the output directory The gatherer globbed *.dll out of the benchmark project's output, which holds more than references: content files copied there, and native libraries. Referencing those had three consequences. A native library handed to MSBuild as an assembly is MSB3246. A content file is published by the ProjectReference already, so referencing it too puts the same file in the publish set twice; crossgen2 rejects duplicate inputs, which surfaces... #3555