Crash when macro mixin val setter in trait

[bishabosha]

Minimized code

// Trait.scala
package example

import quoted._

trait Trait {
  final val foo = 23
}

object Trait {
  inline def get: Trait = ${ getImpl }

  def getImpl(using QuoteContext): Expr[Trait] = '{ new Trait {} }
}

// Test.scala
@main def Test = println(example.Trait.get)

Output (click arrow to expand)

[error] ## Exception when compiling 2 sources to /Users/jamie/workspace/dotty-bugs/target/scala-0.27/classes
[error] dotty.tools.dotc.core.Denotations$StaleSymbol: stale symbol; method example$Trait$_setter_$foo_=#19745 in trait Trait, defined in Period(56..77, run = 2), is referred to in run Period(61..61, run = 3)
[error] dotty.tools.dotc.core.Denotations$SingleDenotation.staleSymbolError(Denotations.scala:928)
[error] dotty.tools.dotc.core.Denotations$SingleDenotation.bringForward(Denotations.scala:725)
[error] dotty.tools.dotc.core.Denotations$SingleDenotation.toNewRun$1(Denotations.scala:776)
[error] dotty.tools.dotc.core.Denotations$SingleDenotation.current(Denotations.scala:850)
[error] dotty.tools.dotc.core.Symbols$Symbol.recomputeDenot(Symbols.scala:119)
[error] dotty.tools.dotc.core.Symbols$Symbol.computeDenot(Symbols.scala:113)
[error] dotty.tools.dotc.core.Symbols$Symbol.denot(Symbols.scala:106)
[error] dotty.tools.dotc.core.Symbols$.toDenot(Symbols.scala:487)
[error] dotty.tools.dotc.transform.Mixin.traitInits$1$$anonfun$1(Mixin.scala:254)
[error] scala.collection.Iterator$$anon$6.hasNext(Iterator.scala:472)
[error] scala.collection.Iterator$$anon$9.hasNext(Iterator.scala:574)
[error] scala.collection.immutable.List.prependedAll(List.scala:155)
[error] scala.collection.immutable.List$.from(List.scala:651)
[error] scala.collection.immutable.List$.from(List.scala:648)
[error] scala.collection.IterableOps$WithFilter.map(Iterable.scala:885)
[error] dotty.tools.dotc.transform.Mixin.traitInits$3(Mixin.scala:269)
[error] dotty.tools.dotc.transform.Mixin.$anonfun$5(Mixin.scala:299)
[error] scala.collection.immutable.List.flatMap(List.scala:293)
[error] dotty.tools.dotc.transform.Mixin.transformTemplate(Mixin.scala:302)
[error] dotty.tools.dotc.transform.Mixin.transformTemplate(Mixin.scala:177)
[error] dotty.tools.dotc.transform.MegaPhase.goTemplate(MegaPhase.scala:1003)
[error] dotty.tools.dotc.transform.MegaPhase.goTemplate(MegaPhase.scala:1004)
[error] dotty.tools.dotc.transform.MegaPhase.goTemplate(MegaPhase.scala:1004)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:362)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.transformNamed$1(MegaPhase.scala:255)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:426)
[error] dotty.tools.dotc.transform.MegaPhase.transformStat$2(MegaPhase.scala:436)
[error] dotty.tools.dotc.transform.MegaPhase.recur$1(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.transformStats(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:298)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:322)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.recur$2(MegaPhase.scala:452)
[error] dotty.tools.dotc.transform.MegaPhase.transformTrees(MegaPhase.scala:452)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:279)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:299)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.mapDefDef$1(MegaPhase.scala:248)
[error] dotty.tools.dotc.transform.MegaPhase.transformNamed$1(MegaPhase.scala:251)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:426)
[error] dotty.tools.dotc.transform.MegaPhase.transformStat$2(MegaPhase.scala:436)
[error] dotty.tools.dotc.transform.MegaPhase.recur$1(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.recur$1(MegaPhase.scala:1060)
[error] dotty.tools.dotc.transform.MegaPhase.transformStats(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:361)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.transformNamed$1(MegaPhase.scala:255)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:426)
[error] dotty.tools.dotc.transform.MegaPhase.transformStat$2(MegaPhase.scala:436)
[error] dotty.tools.dotc.transform.MegaPhase.recur$1(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.recur$1(MegaPhase.scala:1060)
[error] dotty.tools.dotc.transform.MegaPhase.transformStats(MegaPhase.scala:441)
[error] dotty.tools.dotc.transform.MegaPhase.mapPackage$1(MegaPhase.scala:381)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnnamed$1(MegaPhase.scala:384)
[error] dotty.tools.dotc.transform.MegaPhase.transformTree(MegaPhase.scala:428)
[error] dotty.tools.dotc.transform.MegaPhase.transformUnit(MegaPhase.scala:447)
[error] dotty.tools.dotc.transform.MegaPhase.run(MegaPhase.scala:459)
[error] dotty.tools.dotc.core.Phases$Phase.runOn$$anonfun$1(Phases.scala:296)
[error] scala.collection.immutable.List.map(List.scala:246)
[error] dotty.tools.dotc.core.Phases$Phase.runOn(Phases.scala:297)
[error] dotty.tools.dotc.Run.runPhases$4$$anonfun$4(Run.scala:180)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:15)
[error] dotty.runtime.function.JProcedure1.apply(JProcedure1.java:10)
[error] scala.collection.ArrayOps$.foreach$extension(ArrayOps.scala:1323)
[error] dotty.tools.dotc.Run.runPhases$5(Run.scala:190)
[error] dotty.tools.dotc.Run.compileUnits$$anonfun$1(Run.scala:198)
[error] dotty.runtime.function.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:12)
[error] dotty.tools.dotc.util.Stats$.maybeMonitored(Stats.scala:64)
[error] dotty.tools.dotc.Run.compileUnits(Run.scala:205)
[error] dotty.tools.dotc.Run.compileUnits(Run.scala:147)
[error] dotty.tools.dotc.Driver.finish$1(Driver.scala:48)
[error] dotty.tools.dotc.Driver.doCompile(Driver.scala:51)
[error] dotty.tools.dotc.Driver.process(Driver.scala:195)
[error] dotty.tools.dotc.Main.process(Main.scala)
[error] xsbt.CachedCompilerImpl.run(CachedCompilerImpl.java:69)
[error] xsbt.CompilerInterface.run(CompilerInterface.java:41)
[error] sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
[error] sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
[error] sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
[error] java.lang.reflect.Method.invoke(Method.java:498)
[error] sbt.internal.inc.AnalyzingCompiler.call(AnalyzingCompiler.scala:248)
[error] sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:122)
[error] sbt.internal.inc.AnalyzingCompiler.compile(AnalyzingCompiler.scala:95)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$4(MixedAnalyzingCompiler.scala:91)
[error] scala.runtime.java8.JFunction0$mcV$sp.apply(JFunction0$mcV$sp.java:23)
[error] sbt.internal.inc.MixedAnalyzingCompiler.timed(MixedAnalyzingCompiler.scala:186)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$3(MixedAnalyzingCompiler.scala:82)
[error] sbt.internal.inc.MixedAnalyzingCompiler.$anonfun$compile$3$adapted(MixedAnalyzingCompiler.scala:77)
[error] sbt.internal.inc.JarUtils$.withPreviousJar(JarUtils.scala:215)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compileScala$1(MixedAnalyzingCompiler.scala:77)
[error] sbt.internal.inc.MixedAnalyzingCompiler.compile(MixedAnalyzingCompiler.scala:146)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1(IncrementalCompilerImpl.scala:343)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileInternal$1$adapted(IncrementalCompilerImpl.scala:343)
[error] sbt.internal.inc.Incremental$.doCompile(Incremental.scala:120)
[error] sbt.internal.inc.Incremental$.$anonfun$compile$4(Incremental.scala:100)
[error] sbt.internal.inc.IncrementalCommon.recompileClasses(IncrementalCommon.scala:180)
[error] sbt.internal.inc.IncrementalCommon.cycle(IncrementalCommon.scala:98)
[error] sbt.internal.inc.Incremental$.$anonfun$compile$3(Incremental.scala:102)
[error] sbt.internal.inc.Incremental$.manageClassfiles(Incremental.scala:155)
[error] sbt.internal.inc.Incremental$.compile(Incremental.scala:92)
[error] sbt.internal.inc.IncrementalCompile$.apply(Compile.scala:75)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileInternal(IncrementalCompilerImpl.scala:348)
[error] sbt.internal.inc.IncrementalCompilerImpl.$anonfun$compileIncrementally$1(IncrementalCompilerImpl.scala:301)
[error] sbt.internal.inc.IncrementalCompilerImpl.handleCompilationError(IncrementalCompilerImpl.scala:168)
[error] sbt.internal.inc.IncrementalCompilerImpl.compileIncrementally(IncrementalCompilerImpl.scala:248)
[error] sbt.internal.inc.IncrementalCompilerImpl.compile(IncrementalCompilerImpl.scala:74)
[error] sbt.Defaults$.compileIncrementalTaskImpl(Defaults.scala:1765)
[error] sbt.Defaults$.$anonfun$compileIncrementalTask$1(Defaults.scala:1738)
[error] scala.Function1.$anonfun$compose$1(Function1.scala:49)
[error] sbt.internal.util.$tilde$greater.$anonfun$$u2219$1(TypeFunctions.scala:62)
[error] sbt.std.Transform$$anon$4.work(Transform.scala:67)
[error] sbt.Execute.$anonfun$submit$2(Execute.scala:281)
[error] sbt.internal.util.ErrorHandling$.wideConvert(ErrorHandling.scala:19)
[error] sbt.Execute.work(Execute.scala:290)
[error] sbt.Execute.$anonfun$submit$1(Execute.scala:281)
[error] sbt.ConcurrentRestrictions$$anon$4.$anonfun$submitValid$1(ConcurrentRestrictions.scala:178)
[error] sbt.CompletionService$$anon$2.call(CompletionService.scala:37)
[error] java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
[error] java.util.concurrent.FutureTask.run(FutureTask.java:266)
[error] java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
[error] java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
[error] java.lang.Thread.run(Thread.java:748)
[error]            
[error] stack trace is suppressed; run last Compile / compileIncremental for the full output
[error] (Compile / compileIncremental) dotty.tools.dotc.core.Denotations$StaleSymbol: stale symbol; method example$Trait$_setter_$foo_=#19745 in trait Trait, defined in Period(56..77, run = 2), is referred to in run Period(61..61, run = 3)