java.lang.IllegalArgumentException: 'other' is different type of Path

[er1c]

After upgrading to 2.4.15 from 2.4.2 we get this exception when building inside of a docker container.

Related to this commit? 59e29fd

[error] java.lang.IllegalArgumentException: 'other' is different type of Path
[error]         at sun.nio.fs.UnixPath.relativize(UnixPath.java:416)
[error]         at sun.nio.fs.UnixPath.relativize(UnixPath.java:43)
[error]         at wartremover.WartRemover$.copyToCompilerPluginJarsDir(WartRemover.scala:53)
[error]         at wartremover.WartRemover$.$anonfun$scalacOptionSetting$2(WartRemover.scala:71)
[error]         at scala.collection.immutable.List.map(List.scala:297)
[error]         at wartremover.WartRemover$.$anonfun$scalacOptionSetting$1(WartRemover.scala:64)
[error]         at scala.Function1.$anonfun$compose$1(Function1.scala:49)
[error]         at sbt.internal.util.$tilde$greater.$anonfun$$u2219$1(TypeFunctions.scala:62)
[error]         at sbt.std.Transform$$anon$4.work(Transform.scala:68)
[error]         at sbt.Execute.$anonfun$submit$2(Execute.scala:282)
[error]         at sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:23)
[error]         at sbt.Execute.work(Execute.scala:291)
[error]         at sbt.Execute.$anonfun$submit$1(Execute.scala:282)
[error]         at sbt.ConcurrentRestrictions$$anon$4.$anonfun$submitValid$1(ConcurrentRestrictions.scala:265)
[error]         at sbt.CompletionService$$anon$2.call(CompletionService.scala:64)
[error]         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error]         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[error]         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error]         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
[error]         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
[error]         at java.lang.Thread.run(Thread.java:748)
[error] (ProjectRef(uri("file:/local/web_api/"), "web_api") / Test / scalacOptions) java.lang.IllegalArgumentException: 'other' is different type of Path
[error] Total time: 186 s (03:06), completed Jun 29, 2021 10:29:35 PM
ERROR: 1

[ericdotdata]

Confirmed it works in 2.4.11