Panic when run bad small scan for AOSP framework

[xpw-osr]

Coca Version: 2.3.0
OS: Ubuntu 18.04.3 and 22.04

Run following command under frameworks folder of aosp repo

coca bs -s type

will get following panic

panic: interface conversion: interface is nil, not antlr.ParseTree

coca outpuit

2022/12/08 14:53:35 profile: cpu profiling enabled, /tmp/profile2012546155/cpu.pprof
open ./.gitignore: no such file or directory
parse java call: AutoFitTextureView.java
parse java call: MainActivity.java
parse java call: MediaCodecBase.java
parse java call: MediaCodecSurfaceEncoder.java
parse java call: NalUnitUtil.java
parse java call: ParsableBitArray.java
parse java call: CodecUtils.java
parse java call: Decoder.java
parse java call: Encoder.java
parse java call: Extractor.java
parse java call: Muxer.java
parse java call: Native.java
parse java call: Stats.java
parse java call: MainActivity.java
parse java call: ResourcePolicyTestActivity.java
parse java call: AbstractAutofillPerfTestCase.java
parse java call: AutofillTestHelper.java
parse java call: AutofillTestWatcher.java
parse java call: MyAutofillCallback.java
parse java call: MyAutofillService.java
parse java call: AtraceUtils.java
parse java call: AbstractContentCapturePerfTestCase.java
parse java call: CustomTestActivity.java
parse java call: MyContentCaptureService.java
parse java call: PackageManagerBenchmark.java
parse java call: TableHelper.java
parse java call: R.java
parse java call: SomeProvider.java
parse java call: SomeService.java
parse java call: NonEditableTextGenerator.java
parse java call: TextPerfUtils.java
parse java call: CutoutSpecificationBenchmark.java
parse java call: InputStageBenchmark.java
parse java call: ImePerfRunPrecondition.java
parse java call: ImePerfTestBase.java
parse java call: DummyForegroundActivity.java
parse java call: BenchmarkResults.java
parse java call: BenchmarkResultsReporter.java
parse java call: BenchmarkRunner.java
parse java call: BroadcastWaiter.java
parse java call: PackageInstallerBenchmark.java
parse java call: BenchmarkState.java
parse java call: BitmapUtils.java
parse java call: LayoutUtils.java
parse java call: ManualBenchmarkState.java
parse java call: OneTimeSettingsListener.java
parse java call: PerfManualStatusReporter.java
parse java call: PerfStatusReporter.java
parse java call: PerfTestActivity.java
parse java call: SettingsHelper.java
parse java call: SettingsStateKeeperRule.java
parse java call: SettingsStateManager.java
parse java call: ShellHelper.java
parse java call: StateKeeperRule.java
parse java call: StateManager.java
parse java call: Stats.java
parse java call: TestPackageInstaller.java
parse java call: TestUtils.java
parse java call: TraceMarkParser.java
parse java call: WindowPerfRunPreconditionBase.java
parse java call: WindowPerfTestBase.java
parse java call: WindowManagerPerfTestBase.java
parse java call: WmPerfRunListener.java
parse java call: FrameworksTestsFilter.java
parse java call: BlobHandle.java
parse java call: BlobInfo.java
parse java call: BlobStoreManager.java
parse java call: BlobStoreManagerFrameworkInitializer.java
parse java call: LeaseInfo.java
parse java call: XmlTags.java
parse java call: BlobAccessMode.java
parse java call: BlobMetadata.java
parse java call: BlobStoreConfig.java
parse java call: BlobStoreIdleJobService.java
parse java call: BlobStoreManagerInternal.java
parse java call: BlobStoreManagerService.java
parse java call: BlobStoreManagerShellCommand.java
parse java call: BlobStoreSession.java
parse java call: BlobStoreUtils.java
parse java call: AlarmManager.java
parse java call: JobSchedulerImpl.java
parse java call: JobInfo.java
parse java call: JobParameters.java
parse java call: JobScheduler.java
parse java call: JobSchedulerFrameworkInitializer.java
parse java call: JobService.java
parse java call: JobServiceEngine.java
parse java call: JobSnapshot.java
parse java call: JobWorkItem.java
parse java call: EconomyManager.java
parse java call: DeviceIdleManager.java
parse java call: PowerExemptionManager.java
parse java call: PowerWhitelistManager.java
parse java call: AppStateTracker.java
parse java call: DeviceIdleInternal.java
parse java call: PowerAllowlistInternal.java
parse java call: ConstraintController.java
parse java call: IDeviceIdleConstraint.java
parse java call: JobSchedulerInternal.java
parse java call: AppStandbyInternal.java
parse java call: AnyMotionDetector.java
parse java call: AppStateTrackerImpl.java
parse java call: DeviceIdleController.java
parse java call: JobSchedulerBackgroundThread.java
parse java call: Alarm.java
parse java call: AlarmManagerService.java
parse java call: AlarmStore.java
parse java call: BatchingAlarmStore.java
parse java call: LazyAlarmStore.java
parse java call: MetricsHelper.java
parse java call: TareBill.java
parse java call: BluetoothConstraint.java
parse java call: DeviceIdleConstraintTracker.java
parse java call: TvConstraintController.java
parse java call: GrantedUriPermissions.java
parse java call: JobCompletedListener.java
parse java call: JobConcurrencyManager.java
2022/12/08 14:53:43 profile: cpu profiling disabled, /tmp/profile2012546155/cpu.pprof
panic: interface conversion: interface is nil, not antlr.ParseTree

goroutine 1 [running]:
github.com/modernizing/coca/pkg/infrastructure/ast/bs_java.(*BadSmellListener).EnterLocalVariableDeclaration(0x40a62d?, 0xc00bbaeaf8)
	/home/runner/work/coca/coca/pkg/infrastructure/ast/bs_java/bad_smell_listener.go:173 +0xcc
github.com/modernizing/coca/languages/java.(*LocalVariableDeclarationContext).EnterRule(0xc008fe5460?, {0xb68288?, 0x1067898?})
	/home/runner/work/coca/coca/languages/java/java_parser.go:11227 +0x45
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).EnterRule(0xc00bbaeab0?, {0xb68288, 0x1067898}, {0x7f115a5b24d0?, 0xc00bbaeaf8?})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:244 +0x86
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00bbae468?, {0xb68288, 0x1067898}, {0xb6a558?, 0xc00bbaeaf8})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:228 +0xba
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00bbae450?, {0xb68288, 0x1067898}, {0xb69598?, 0xc00bbaeab0})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00baa5b00?, {0xb68288, 0x1067898}, {0xb69550?, 0xc00bbae468})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00baa5ae8?, {0xb68288, 0x1067898}, {0xb6a5e8?, 0xc00bbae450})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00b9b5b30?, {0xb68288, 0x1067898}, {0xb6a678?, 0xc00baa5b00})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc0016ebb60?, {0xb68288, 0x1067898}, {0xb6a5a0?, 0xc00baa5ae8})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc0016ebb48?, {0xb68288, 0x1067898}, {0xb696b8?, 0xc00b9b5b30})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc0016ebb30?, {0xb68288, 0x1067898}, {0xb69670?, 0xc0016ebb60})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc0016eb098?, {0xb68288, 0x1067898}, {0xb69748?, 0xc0016ebb48})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc0016eb098?, {0xb68288, 0x1067898}, {0xb6ac60?, 0xc0016ebb30})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/antlr/antlr4/runtime/Go/antlr.(*ParseTreeWalker).Walk(0xc00aeedb08?, {0xb68288, 0x1067898}, {0xb69868?, 0xc0016eb098})
	/home/runner/go/pkg/mod/github.com/antlr/antlr4/runtime/!go/[email protected]/tree.go:231 +0x108
github.com/modernizing/coca/pkg/application/bs.(*BadSmellApp).AnalysisPath(0x0?, {0xa918a1?, 0xa9189f?})
	/home/runner/work/coca/coca/pkg/application/bs/bad_smell_app.go:37 +0x2a5
github.com/modernizing/coca/cmd.glob..func4(0x1015200?, {0xa9206e?, 0x2?, 0x2?})
	/home/runner/work/coca/coca/cmd/bs.go:33 +0xfa
github.com/spf13/cobra.(*Command).execute(0x1015200, {0xc00032f700, 0x2, 0x2})
	/home/runner/go/pkg/mod/github.com/spf13/[email protected]/command.go:830 +0x663
github.com/spf13/cobra.(*Command).ExecuteC(0x1014580)
	/home/runner/go/pkg/mod/github.com/spf13/[email protected]/command.go:914 +0x2ee
github.com/spf13/cobra.(*Command).Execute(...)
	/home/runner/go/pkg/mod/github.com/spf13/[email protected]/command.go:864
main.main()
	/home/runner/work/coca/coca/coca.go:16 +0xff