java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 13:50:16,389 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 13:50:16,391 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 13:50:16,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 13:50:16,407 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 13:50:16,409 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 13:50:16,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 13:50:16,420 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 13:50:16,422 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 13:50:16,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 13:50:16,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 13:50:16,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 13:50:16,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 13:50:16,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 13:50:16,433 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 13:50:16,435 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 13:50:16,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 13:50:16,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 13:50:16,439 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 13:50:16,443 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 13:50:16,444 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 13:50:16,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 13:50:16,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 13:50:16,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 13:50:16,449 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 13:50:16,449 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 13:50:16,450 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 13:50:16,450 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 13:50:16,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 13:50:16,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 13:50:16,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 13:50:16,452 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 13:50:16,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 13:50:16,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 13:50:16,455 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 13:50:16,455 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 13:50:16,456 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 13:50:16,456 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 13:50:16,456 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 13:50:16,457 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 13:50:16,458 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 13:50:16,459 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-07 13:50:16,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 13:50:16,475 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 13:50:16,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 13:50:16,477 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 13:50:16,477 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 13:50:16,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 13:50:16,477 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 13:50:16,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 13:50:16,478 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 13:50:16,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 13:50:16,478 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 13:50:16,478 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 13:50:16,478 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 13:50:16,479 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 13:50:16,479 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 13:50:16,479 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 13:50:16,479 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 13:50:16,479 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 13:50:16,480 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 13:50:16,480 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 13:50:16,480 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 13:50:16,480 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 13:50:16,480 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 13:50:16,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 13:50:16,481 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 13:50:16,481 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 13:50:16,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 13:50:16,481 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 13:50:16,482 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 13:50:16,753 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 13:50:16,768 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 13:50:16,771 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 13:50:16,773 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 13:50:16,773 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 13:50:16,774 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2019-10-07 13:50:16,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1455d0d3/1bcf68db6e5f4fa0bfa43d0b7d8a1b4b/FLAG4db8d6c57 [2019-10-07 13:50:17,693 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 13:50:17,694 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2019-10-07 13:50:17,743 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1455d0d3/1bcf68db6e5f4fa0bfa43d0b7d8a1b4b/FLAG4db8d6c57 [2019-10-07 13:50:18,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1455d0d3/1bcf68db6e5f4fa0bfa43d0b7d8a1b4b [2019-10-07 13:50:18,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 13:50:18,168 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 13:50:18,169 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 13:50:18,169 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 13:50:18,173 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 13:50:18,174 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:50:18" (1/1) ... [2019-10-07 13:50:18,176 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bad9c01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:18, skipping insertion in model container [2019-10-07 13:50:18,177 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 01:50:18" (1/1) ... [2019-10-07 13:50:18,184 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 13:50:18,345 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 13:50:19,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:50:20,007 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 13:50:20,580 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 13:50:20,674 INFO L192 MainTranslator]: Completed translation [2019-10-07 13:50:20,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20 WrapperNode [2019-10-07 13:50:20,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 13:50:20,676 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 13:50:20,676 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 13:50:20,676 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 13:50:20,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:20,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:20,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:20,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:21,159 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:21,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:21,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... [2019-10-07 13:50:21,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 13:50:21,287 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 13:50:21,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 13:50:21,287 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 13:50:21,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 13:50:21,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 13:50:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 13:50:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlWriteRegistryValue [2019-10-07 13:50:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2019-10-07 13:50:21,365 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2019-10-07 13:50:21,366 INFO L138 BoogieDeclarations]: Found implementation of procedure MmLockPagableDataSection [2019-10-07 13:50:21,367 INFO L138 BoogieDeclarations]: Found implementation of procedure IoOpenDeviceRegistryKey [2019-10-07 13:50:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-10-07 13:50:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-10-07 13:50:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2019-10-07 13:50:21,368 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAddDevice [2019-10-07 13:50:21,369 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2019-10-07 13:50:21,369 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioStartDevice [2019-10-07 13:50:21,369 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPnp [2019-10-07 13:50:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2019-10-07 13:50:21,370 INFO L138 BoogieDeclarations]: Found implementation of procedure NecSupportNeeded [2019-10-07 13:50:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioReadWrite [2019-10-07 13:50:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDeviceControl [2019-10-07 13:50:21,372 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2019-10-07 13:50:21,373 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2019-10-07 13:50:21,373 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioNECDeviceControl [2019-10-07 13:50:21,373 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPioneerDeviceControl [2019-10-07 13:50:21,373 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDenonDeviceControl [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiSendPauseCommand [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiDeviceControl [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio535DeviceControl [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio435DeviceControl [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAtapiDeviceControl [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure HpCdrProcessLastSession [2019-10-07 13:50:21,374 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2019-10-07 13:50:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHPCdrDeviceControl [2019-10-07 13:50:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2019-10-07 13:50:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioUnload [2019-10-07 13:50:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPower [2019-10-07 13:50:21,375 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_malloc [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2019-10-07 13:50:21,376 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-10-07 13:50:21,377 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2019-10-07 13:50:21,378 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2019-10-07 13:50:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2019-10-07 13:50:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2019-10-07 13:50:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2019-10-07 13:50:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2019-10-07 13:50:21,379 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2019-10-07 13:50:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2019-10-07 13:50:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-10-07 13:50:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-10-07 13:50:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-10-07 13:50:21,380 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2019-10-07 13:50:21,381 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-10-07 13:50:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-10-07 13:50:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2019-10-07 13:50:21,382 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2019-10-07 13:50:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2019-10-07 13:50:21,383 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2019-10-07 13:50:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2019-10-07 13:50:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2019-10-07 13:50:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2019-10-07 13:50:21,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2019-10-07 13:50:21,385 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2019-10-07 13:50:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2019-10-07 13:50:21,386 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2019-10-07 13:50:21,387 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 13:50:21,388 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure RtlWriteRegistryValue [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2019-10-07 13:50:21,389 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2019-10-07 13:50:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2019-10-07 13:50:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2019-10-07 13:50:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2019-10-07 13:50:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2019-10-07 13:50:21,390 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2019-10-07 13:50:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 13:50:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 13:50:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2019-10-07 13:50:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2019-10-07 13:50:21,391 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-10-07 13:50:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2019-10-07 13:50:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2019-10-07 13:50:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2019-10-07 13:50:21,392 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-10-07 13:50:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2019-10-07 13:50:21,393 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2019-10-07 13:50:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2019-10-07 13:50:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2019-10-07 13:50:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2019-10-07 13:50:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2019-10-07 13:50:21,394 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2019-10-07 13:50:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2019-10-07 13:50:21,395 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2019-10-07 13:50:21,396 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2019-10-07 13:50:21,398 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2019-10-07 13:50:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2019-10-07 13:50:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2019-10-07 13:50:21,399 INFO L130 BoogieDeclarations]: Found specification of procedure MmLockPagableDataSection [2019-10-07 13:50:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2019-10-07 13:50:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2019-10-07 13:50:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2019-10-07 13:50:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2019-10-07 13:50:21,400 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2019-10-07 13:50:21,401 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2019-10-07 13:50:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2019-10-07 13:50:21,408 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-10-07 13:50:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-10-07 13:50:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-10-07 13:50:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2019-10-07 13:50:21,409 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2019-10-07 13:50:21,410 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2019-10-07 13:50:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2019-10-07 13:50:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2019-10-07 13:50:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2019-10-07 13:50:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure IoOpenDeviceRegistryKey [2019-10-07 13:50:21,411 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2019-10-07 13:50:21,412 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioReadWrite [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDeviceControl [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2019-10-07 13:50:21,413 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure NecSupportNeeded [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioNECDeviceControl [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPioneerDeviceControl [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDenonDeviceControl [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiSendPauseCommand [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiDeviceControl [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio535DeviceControl [2019-10-07 13:50:21,414 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio435DeviceControl [2019-10-07 13:50:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAtapiDeviceControl [2019-10-07 13:50:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHPCdrDeviceControl [2019-10-07 13:50:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure HpCdrProcessLastSession [2019-10-07 13:50:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2019-10-07 13:50:21,415 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPower [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioUnload [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 13:50:21,416 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAddDevice [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioStartDevice [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPnp [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 13:50:21,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 13:50:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_malloc [2019-10-07 13:50:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-10-07 13:50:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2019-10-07 13:50:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 13:50:21,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 13:50:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 13:50:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2019-10-07 13:50:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2019-10-07 13:50:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2019-10-07 13:50:21,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2019-10-07 13:50:22,608 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:22,664 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:22,664 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:22,665 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:22,683 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:22,683 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:22,710 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:22,720 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:22,720 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:22,721 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:22,740 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:22,740 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:22,743 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:36,581 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-10-07 13:50:36,582 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-10-07 13:50:36,608 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:36,620 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:36,620 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:36,621 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:36,645 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:36,646 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:36,646 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:36,662 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:36,663 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:36,663 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:36,679 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:36,679 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:36,686 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,190 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-10-07 13:50:55,191 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-10-07 13:50:55,243 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,421 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2019-10-07 13:50:55,421 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2019-10-07 13:50:55,436 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,449 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:55,450 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:55,450 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,478 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-10-07 13:50:55,478 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-10-07 13:50:55,479 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,486 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:55,486 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:55,487 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,499 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:55,499 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:55,515 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,524 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:55,524 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:50:55,525 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:50:55,535 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:50:55,536 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:03,350 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:10,609 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-10-07 13:51:10,609 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-10-07 13:51:10,622 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,218 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2019-10-07 13:51:23,219 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2019-10-07 13:51:23,234 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,285 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2019-10-07 13:51:23,285 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2019-10-07 13:51:23,395 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,404 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:51:23,404 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:23,454 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,608 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume false; [2019-10-07 13:51:23,608 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !false; [2019-10-07 13:51:23,802 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,815 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:51:23,815 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:23,892 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:23,906 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:51:23,906 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:23,908 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:33,885 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2019-10-07 13:51:33,885 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2019-10-07 13:51:33,897 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:33,933 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-10-07 13:51:33,933 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-10-07 13:51:33,944 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:33,963 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-10-07 13:51:33,964 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-10-07 13:51:33,982 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:33,990 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:51:33,990 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:34,286 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:36,456 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-10-07 13:51:36,456 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint L3707: #res := 0; [2019-10-07 13:51:36,457 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-10-07 13:51:36,457 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:36,466 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-10-07 13:51:36,466 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-10-07 13:51:38,653 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-07 13:51:53,234 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2019-10-07 13:51:53,235 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2019-10-07 13:55:33,545 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 13:55:33,546 INFO L284 CfgBuilder]: Removed 16 assume(true) statements. [2019-10-07 13:55:33,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:55:33 BoogieIcfgContainer [2019-10-07 13:55:33,548 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 13:55:33,549 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 13:55:33,549 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 13:55:33,552 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 13:55:33,552 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 01:50:18" (1/3) ... [2019-10-07 13:55:33,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d915cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:55:33, skipping insertion in model container [2019-10-07 13:55:33,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 01:50:20" (2/3) ... [2019-10-07 13:55:33,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4d915cd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 01:55:33, skipping insertion in model container [2019-10-07 13:55:33,553 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 01:55:33" (3/3) ... [2019-10-07 13:55:33,555 INFO L109 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-1.c [2019-10-07 13:55:33,563 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 13:55:33,572 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 13:55:33,580 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 13:55:33,612 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 13:55:33,612 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 13:55:33,613 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 13:55:33,613 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 13:55:33,613 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 13:55:33,613 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 13:55:33,613 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 13:55:33,613 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 13:55:33,654 INFO L276 IsEmpty]: Start isEmpty. Operand 1010 states. [2019-10-07 13:55:33,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2019-10-07 13:55:33,662 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:33,663 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:33,665 INFO L410 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:33,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:33,670 INFO L82 PathProgramCache]: Analyzing trace with hash 732422661, now seen corresponding path program 1 times [2019-10-07 13:55:33,678 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:33,678 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:33,679 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:33,679 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:33,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:34,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:34,217 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-07 13:55:34,217 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:34,218 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:55:34,218 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:55:34,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:55:34,236 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:55:34,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:34,239 INFO L87 Difference]: Start difference. First operand 1010 states. Second operand 3 states. [2019-10-07 13:55:34,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:55:34,440 INFO L93 Difference]: Finished difference Result 1124 states and 1755 transitions. [2019-10-07 13:55:34,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:55:34,442 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 21 [2019-10-07 13:55:34,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:55:34,463 INFO L225 Difference]: With dead ends: 1124 [2019-10-07 13:55:34,463 INFO L226 Difference]: Without dead ends: 561 [2019-10-07 13:55:34,476 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:34,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2019-10-07 13:55:34,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 561. [2019-10-07 13:55:34,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2019-10-07 13:55:34,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 820 transitions. [2019-10-07 13:55:34,576 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 820 transitions. Word has length 21 [2019-10-07 13:55:34,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:55:34,577 INFO L462 AbstractCegarLoop]: Abstraction has 561 states and 820 transitions. [2019-10-07 13:55:34,577 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:55:34,577 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 820 transitions. [2019-10-07 13:55:34,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-07 13:55:34,579 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:34,579 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:34,579 INFO L410 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:34,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:34,580 INFO L82 PathProgramCache]: Analyzing trace with hash -48487286, now seen corresponding path program 1 times [2019-10-07 13:55:34,580 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:34,580 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:34,580 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:34,580 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:34,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:34,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:34,723 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-07 13:55:34,724 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:34,724 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:55:34,724 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:55:34,726 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:55:34,726 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:55:34,726 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:34,727 INFO L87 Difference]: Start difference. First operand 561 states and 820 transitions. Second operand 3 states. [2019-10-07 13:55:34,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:55:34,881 INFO L93 Difference]: Finished difference Result 580 states and 845 transitions. [2019-10-07 13:55:34,881 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:55:34,881 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-10-07 13:55:34,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:55:34,887 INFO L225 Difference]: With dead ends: 580 [2019-10-07 13:55:34,887 INFO L226 Difference]: Without dead ends: 561 [2019-10-07 13:55:34,889 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:34,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2019-10-07 13:55:34,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 561. [2019-10-07 13:55:34,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 561 states. [2019-10-07 13:55:34,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 819 transitions. [2019-10-07 13:55:34,928 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 819 transitions. Word has length 24 [2019-10-07 13:55:34,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:55:34,928 INFO L462 AbstractCegarLoop]: Abstraction has 561 states and 819 transitions. [2019-10-07 13:55:34,928 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:55:34,928 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 819 transitions. [2019-10-07 13:55:34,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2019-10-07 13:55:34,930 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:34,930 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:34,931 INFO L410 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:34,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:34,931 INFO L82 PathProgramCache]: Analyzing trace with hash 2098393159, now seen corresponding path program 1 times [2019-10-07 13:55:34,932 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:34,932 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:34,932 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:34,932 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:34,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:35,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:35,078 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-07 13:55:35,079 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:35,079 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:55:35,079 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:55:35,079 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:55:35,080 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:55:35,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:35,080 INFO L87 Difference]: Start difference. First operand 561 states and 819 transitions. Second operand 3 states. [2019-10-07 13:55:35,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:55:35,347 INFO L93 Difference]: Finished difference Result 1010 states and 1467 transitions. [2019-10-07 13:55:35,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:55:35,348 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2019-10-07 13:55:35,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:55:35,356 INFO L225 Difference]: With dead ends: 1010 [2019-10-07 13:55:35,356 INFO L226 Difference]: Without dead ends: 775 [2019-10-07 13:55:35,358 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:35,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2019-10-07 13:55:35,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 771. [2019-10-07 13:55:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 771 states. [2019-10-07 13:55:35,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 771 states and 1124 transitions. [2019-10-07 13:55:35,405 INFO L78 Accepts]: Start accepts. Automaton has 771 states and 1124 transitions. Word has length 27 [2019-10-07 13:55:35,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:55:35,405 INFO L462 AbstractCegarLoop]: Abstraction has 771 states and 1124 transitions. [2019-10-07 13:55:35,405 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:55:35,406 INFO L276 IsEmpty]: Start isEmpty. Operand 771 states and 1124 transitions. [2019-10-07 13:55:35,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2019-10-07 13:55:35,408 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:35,408 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:35,408 INFO L410 AbstractCegarLoop]: === Iteration 4 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:35,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:35,409 INFO L82 PathProgramCache]: Analyzing trace with hash -648747551, now seen corresponding path program 1 times [2019-10-07 13:55:35,409 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:35,409 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:35,409 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:35,409 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:35,409 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:35,556 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-07 13:55:35,557 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:35,557 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:55:35,557 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 13:55:35,558 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 13:55:35,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 13:55:35,558 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:35,558 INFO L87 Difference]: Start difference. First operand 771 states and 1124 transitions. Second operand 3 states. [2019-10-07 13:55:36,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:55:36,035 INFO L93 Difference]: Finished difference Result 1628 states and 2431 transitions. [2019-10-07 13:55:36,036 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 13:55:36,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2019-10-07 13:55:36,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:55:36,046 INFO L225 Difference]: With dead ends: 1628 [2019-10-07 13:55:36,046 INFO L226 Difference]: Without dead ends: 1255 [2019-10-07 13:55:36,047 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 13:55:36,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1255 states. [2019-10-07 13:55:36,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1255 to 920. [2019-10-07 13:55:36,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 920 states. [2019-10-07 13:55:36,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 920 states and 1361 transitions. [2019-10-07 13:55:36,108 INFO L78 Accepts]: Start accepts. Automaton has 920 states and 1361 transitions. Word has length 33 [2019-10-07 13:55:36,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:55:36,108 INFO L462 AbstractCegarLoop]: Abstraction has 920 states and 1361 transitions. [2019-10-07 13:55:36,108 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 13:55:36,108 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1361 transitions. [2019-10-07 13:55:36,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2019-10-07 13:55:36,111 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:36,111 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:36,111 INFO L410 AbstractCegarLoop]: === Iteration 5 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:36,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:36,111 INFO L82 PathProgramCache]: Analyzing trace with hash 1125410751, now seen corresponding path program 1 times [2019-10-07 13:55:36,112 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:36,112 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:36,112 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:36,112 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:36,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:36,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:36,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-07 13:55:36,411 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:36,411 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 13:55:36,411 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-07 13:55:36,412 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-07 13:55:36,412 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-07 13:55:36,412 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-07 13:55:36,412 INFO L87 Difference]: Start difference. First operand 920 states and 1361 transitions. Second operand 5 states. [2019-10-07 13:55:37,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 13:55:37,943 INFO L93 Difference]: Finished difference Result 1461 states and 2164 transitions. [2019-10-07 13:55:37,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-07 13:55:37,944 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 34 [2019-10-07 13:55:37,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 13:55:37,950 INFO L225 Difference]: With dead ends: 1461 [2019-10-07 13:55:37,950 INFO L226 Difference]: Without dead ends: 920 [2019-10-07 13:55:37,953 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-10-07 13:55:37,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2019-10-07 13:55:37,998 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 914. [2019-10-07 13:55:37,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 914 states. [2019-10-07 13:55:38,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 914 states to 914 states and 1349 transitions. [2019-10-07 13:55:38,004 INFO L78 Accepts]: Start accepts. Automaton has 914 states and 1349 transitions. Word has length 34 [2019-10-07 13:55:38,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 13:55:38,004 INFO L462 AbstractCegarLoop]: Abstraction has 914 states and 1349 transitions. [2019-10-07 13:55:38,004 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-07 13:55:38,004 INFO L276 IsEmpty]: Start isEmpty. Operand 914 states and 1349 transitions. [2019-10-07 13:55:38,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-07 13:55:38,006 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 13:55:38,007 INFO L385 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 13:55:38,007 INFO L410 AbstractCegarLoop]: === Iteration 6 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 13:55:38,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 13:55:38,007 INFO L82 PathProgramCache]: Analyzing trace with hash -544750371, now seen corresponding path program 1 times [2019-10-07 13:55:38,007 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 13:55:38,008 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:38,008 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:38,008 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 13:55:38,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 13:55:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 13:55:38,144 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 13:55:38,144 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 13:55:38,145 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 13:55:40,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 13:55:40,384 INFO L256 TraceCheckSpWp]: Trace formula consists of 1043 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 13:55:40,391 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 13:55:40,422 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 13:55:40,423 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 13:55:40,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-07 13:55:40,473 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 13:55:40,505 INFO L162 IcfgInterpreter]: Started Sifa with 33 locations of interest [2019-10-07 13:55:40,505 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 13:55:40,521 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 13:55:40,530 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 13:55:40,531 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 13:55:58,220 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 419 [2019-10-07 13:56:08,757 WARN L191 SmtUtils]: Spent 8.25 s on a formula simplification. DAG size of input: 729 DAG size of output: 585 [2019-10-07 13:56:09,078 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2019-10-07 13:56:09,446 WARN L191 SmtUtils]: Spent 362.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2019-10-07 13:56:09,749 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 634 [2019-10-07 13:56:10,227 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:10,506 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:10,762 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:11,154 WARN L191 SmtUtils]: Spent 361.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:11,835 WARN L191 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 742 DAG size of output: 740 [2019-10-07 13:56:12,108 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:12,456 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:12,705 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:13,051 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:13,316 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 740 [2019-10-07 13:56:13,332 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 770 for LOIs [2019-10-07 13:56:13,595 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 770 [2019-10-07 13:56:13,861 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 770 [2019-10-07 13:56:14,234 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification that was a NOOP. DAG size: 832 [2019-10-07 13:56:14,595 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 878 [2019-10-07 13:56:15,010 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 875 [2019-10-07 13:56:15,486 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification that was a NOOP. DAG size: 902 [2019-10-07 13:56:16,500 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification that was a NOOP. DAG size: 959 [2019-10-07 13:56:17,500 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 956 [2019-10-07 13:56:18,342 WARN L191 SmtUtils]: Spent 792.00 ms on a formula simplification that was a NOOP. DAG size: 953 [2019-10-07 13:56:19,225 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 13:56:19,227 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:275) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-10-07 13:56:19,238 INFO L168 Benchmark]: Toolchain (without parser) took 361067.89 ms. Allocated memory was 137.4 MB in the beginning and 1.7 GB in the end (delta: 1.6 GB). Free memory was 91.6 MB in the beginning and 567.0 MB in the end (delta: -475.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,239 INFO L168 Benchmark]: CDTParser took 1.26 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2506.16 ms. Allocated memory was 137.4 MB in the beginning and 256.4 MB in the end (delta: 119.0 MB). Free memory was 91.4 MB in the beginning and 104.3 MB in the end (delta: -12.9 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,242 INFO L168 Benchmark]: Boogie Preprocessor took 611.18 ms. Allocated memory was 256.4 MB in the beginning and 261.6 MB in the end (delta: 5.2 MB). Free memory was 104.3 MB in the beginning and 144.1 MB in the end (delta: -39.8 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,250 INFO L168 Benchmark]: RCFGBuilder took 312261.36 ms. Allocated memory was 261.6 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 144.1 MB in the beginning and 413.5 MB in the end (delta: -269.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,251 INFO L168 Benchmark]: TraceAbstraction took 45685.06 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 274.2 MB). Free memory was 413.5 MB in the beginning and 567.0 MB in the end (delta: -153.6 MB). Peak memory consumption was 120.6 MB. Max. memory is 7.1 GB. [2019-10-07 13:56:19,264 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.26 ms. Allocated memory is still 137.4 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 2506.16 ms. Allocated memory was 137.4 MB in the beginning and 256.4 MB in the end (delta: 119.0 MB). Free memory was 91.4 MB in the beginning and 104.3 MB in the end (delta: -12.9 MB). Peak memory consumption was 118.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 611.18 ms. Allocated memory was 256.4 MB in the beginning and 261.6 MB in the end (delta: 5.2 MB). Free memory was 104.3 MB in the beginning and 144.1 MB in the end (delta: -39.8 MB). Peak memory consumption was 43.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 312261.36 ms. Allocated memory was 261.6 MB in the beginning and 1.4 GB in the end (delta: 1.2 GB). Free memory was 144.1 MB in the beginning and 413.5 MB in the end (delta: -269.4 MB). Peak memory consumption was 1.1 GB. Max. memory is 7.1 GB. * TraceAbstraction took 45685.06 ms. Allocated memory was 1.4 GB in the beginning and 1.7 GB in the end (delta: 274.2 MB). Free memory was 413.5 MB in the beginning and 567.0 MB in the end (delta: -153.6 MB). Peak memory consumption was 120.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...