/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 10:02:26,202 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 10:02:26,205 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 10:02:26,241 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 10:02:26,242 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 10:02:26,243 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 10:02:26,245 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 10:02:26,248 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 10:02:26,250 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 10:02:26,251 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 10:02:26,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 10:02:26,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 10:02:26,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 10:02:26,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 10:02:26,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 10:02:26,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 10:02:26,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 10:02:26,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 10:02:26,264 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 10:02:26,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 10:02:26,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 10:02:26,270 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 10:02:26,272 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 10:02:26,273 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 10:02:26,286 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 10:02:26,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 10:02:26,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 10:02:26,293 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 10:02:26,294 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 10:02:26,295 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 10:02:26,298 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 10:02:26,299 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 10:02:26,300 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 10:02:26,301 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 10:02:26,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 10:02:26,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 10:02:26,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 10:02:26,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 10:02:26,305 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 10:02:26,306 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 10:02:26,307 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 10:02:26,308 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 10:02:26,334 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 10:02:26,334 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 10:02:26,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 10:02:26,336 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 10:02:26,336 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 10:02:26,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 10:02:26,337 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 10:02:26,337 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 10:02:26,337 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 10:02:26,337 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 10:02:26,338 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 10:02:26,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 10:02:26,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 10:02:26,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 10:02:26,339 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 10:02:26,339 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 10:02:26,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 10:02:26,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 10:02:26,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 10:02:26,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 10:02:26,341 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 10:02:26,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 10:02:26,341 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 10:02:26,341 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 10:02:26,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 10:02:26,717 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 10:02:26,765 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 10:02:26,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 10:02:26,771 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 10:02:26,772 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 10:02:26,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-29 10:02:26,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa668ebec/8f0e12cdfd4f49f6973e62a9d0e4e450/FLAG23b54903a [2020-10-29 10:02:27,934 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 10:02:27,935 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-29 10:02:28,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa668ebec/8f0e12cdfd4f49f6973e62a9d0e4e450/FLAG23b54903a [2020-10-29 10:02:28,426 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa668ebec/8f0e12cdfd4f49f6973e62a9d0e4e450 [2020-10-29 10:02:28,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 10:02:28,437 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 10:02:28,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:28,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 10:02:28,448 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 10:02:28,449 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:28" (1/1) ... [2020-10-29 10:02:28,452 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5939aa62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:28, skipping insertion in model container [2020-10-29 10:02:28,453 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 10:02:28" (1/1) ... [2020-10-29 10:02:28,465 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 10:02:28,623 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 10:02:30,605 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:30,618 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 10:02:31,248 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 10:02:31,351 INFO L208 MainTranslator]: Completed translation [2020-10-29 10:02:31,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31 WrapperNode [2020-10-29 10:02:31,352 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 10:02:31,353 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 10:02:31,354 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 10:02:31,354 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 10:02:31,369 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,371 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,791 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,821 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... [2020-10-29 10:02:31,891 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 10:02:31,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 10:02:31,892 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 10:02:31,892 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 10:02:31,893 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-10-29 10:02:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 10:02:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 10:02:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 10:02:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlWriteRegistryValue [2020-10-29 10:02:31,966 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure MmLockPagableDataSection [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure IoOpenDeviceRegistryKey [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-29 10:02:31,967 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2020-10-29 10:02:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAddDevice [2020-10-29 10:02:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2020-10-29 10:02:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioStartDevice [2020-10-29 10:02:31,968 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPnp [2020-10-29 10:02:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-29 10:02:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure NecSupportNeeded [2020-10-29 10:02:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioReadWrite [2020-10-29 10:02:31,971 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDeviceControl [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioNECDeviceControl [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPioneerDeviceControl [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDenonDeviceControl [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiSendPauseCommand [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiDeviceControl [2020-10-29 10:02:31,972 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio535DeviceControl [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio435DeviceControl [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAtapiDeviceControl [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure HpCdrProcessLastSession [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHPCdrDeviceControl [2020-10-29 10:02:31,973 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioUnload [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPower [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_malloc [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-29 10:02:31,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-29 10:02:31,975 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-29 10:02:31,976 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-29 10:02:31,977 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:31,978 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-29 10:02:31,979 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-29 10:02:32,027 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-29 10:02:32,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-29 10:02:32,029 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-29 10:02:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-29 10:02:32,031 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 10:02:32,031 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 10:02:32,031 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 10:02:32,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 10:02:32,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-29 10:02:32,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 10:02:32,032 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-29 10:02:32,033 INFO L130 BoogieDeclarations]: Found specification of procedure RtlWriteRegistryValue [2020-10-29 10:02:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-29 10:02:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-29 10:02:32,034 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 10:02:32,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 10:02:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2020-10-29 10:02:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-29 10:02:32,036 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-29 10:02:32,037 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-29 10:02:32,037 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-29 10:02:32,037 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-29 10:02:32,037 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-29 10:02:32,038 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-29 10:02:32,038 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-29 10:02:32,039 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-29 10:02:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-29 10:02:32,040 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-29 10:02:32,041 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-29 10:02:32,042 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-29 10:02:32,042 INFO L130 BoogieDeclarations]: Found specification of procedure MmLockPagableDataSection [2020-10-29 10:02:32,042 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-29 10:02:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-29 10:02:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-29 10:02:32,045 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-29 10:02:32,046 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-29 10:02:32,047 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-29 10:02:32,047 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-29 10:02:32,047 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-29 10:02:32,047 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-29 10:02:32,048 INFO L130 BoogieDeclarations]: Found specification of procedure IoOpenDeviceRegistryKey [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-29 10:02:32,049 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioReadWrite [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDeviceControl [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2020-10-29 10:02:32,050 INFO L130 BoogieDeclarations]: Found specification of procedure NecSupportNeeded [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioNECDeviceControl [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPioneerDeviceControl [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDenonDeviceControl [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiSendPauseCommand [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiDeviceControl [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio535DeviceControl [2020-10-29 10:02:32,051 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio435DeviceControl [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAtapiDeviceControl [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHPCdrDeviceControl [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure HpCdrProcessLastSession [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPower [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2020-10-29 10:02:32,052 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioUnload [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAddDevice [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2020-10-29 10:02:32,053 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioStartDevice [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPnp [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_malloc [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-29 10:02:32,054 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-29 10:02:32,055 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-29 10:02:32,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-29 10:02:33,959 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:34,002 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:34,002 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:34,003 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:34,015 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:34,016 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:34,026 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:34,037 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:34,038 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:34,038 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:34,066 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:34,066 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:34,069 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:45,220 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-29 10:02:45,221 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-29 10:02:45,246 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:45,262 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:45,263 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:45,263 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:45,280 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:45,280 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:45,281 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:45,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:45,298 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:45,299 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:02:45,320 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:02:45,321 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:02:45,327 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:05,656 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-29 10:03:05,656 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-29 10:03:05,765 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:05,994 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2020-10-29 10:03:05,995 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2020-10-29 10:03:06,003 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,016 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,016 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:06,016 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,047 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-10-29 10:03:06,047 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-10-29 10:03:06,048 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,055 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,056 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:06,057 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,068 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,069 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:06,091 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,100 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,100 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:06,100 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:06,107 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:06,107 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:14,689 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:22,538 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-29 10:03:22,538 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-29 10:03:22,548 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:36,128 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2020-10-29 10:03:36,128 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2020-10-29 10:03:36,133 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:36,169 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-29 10:03:36,170 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-29 10:03:36,461 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:36,470 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:36,470 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:36,518 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:36,616 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume false; [2020-10-29 10:03:36,616 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !false; [2020-10-29 10:03:36,829 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:36,836 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:36,837 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:37,036 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:37,042 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:37,042 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:37,044 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:48,216 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-29 10:03:48,217 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-29 10:03:48,228 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:48,264 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2020-10-29 10:03:48,264 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2020-10-29 10:03:48,273 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:48,287 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-29 10:03:48,287 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-29 10:03:48,308 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:48,315 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:48,315 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:48,643 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:49,828 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-29 10:03:49,828 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-29 10:03:49,828 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint L3709: #res := 0; [2020-10-29 10:03:49,829 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:03:49,842 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-29 10:03:49,842 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-29 10:03:52,143 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-29 10:04:05,624 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-29 10:04:05,625 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-29 10:04:10,562 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 10:04:10,562 INFO L298 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-29 10:04:10,570 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:04:10 BoogieIcfgContainer [2020-10-29 10:04:10,570 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 10:04:10,573 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 10:04:10,573 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 10:04:10,577 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 10:04:10,577 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 10:02:28" (1/3) ... [2020-10-29 10:04:10,578 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bdddc9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:04:10, skipping insertion in model container [2020-10-29 10:04:10,578 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 10:02:31" (2/3) ... [2020-10-29 10:04:10,579 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1bdddc9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 10:04:10, skipping insertion in model container [2020-10-29 10:04:10,579 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 10:04:10" (3/3) ... [2020-10-29 10:04:10,581 INFO L111 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-1.c [2020-10-29 10:04:10,593 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 10:04:10,601 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 10:04:10,615 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 10:04:10,663 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 10:04:10,663 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 10:04:10,663 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 10:04:10,663 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 10:04:10,663 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 10:04:10,663 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 10:04:10,663 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 10:04:10,663 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 10:04:10,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1257 states. [2020-10-29 10:04:10,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-29 10:04:10,731 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:04:10,732 INFO L422 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] [2020-10-29 10:04:10,732 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:04:10,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:04:10,738 INFO L82 PathProgramCache]: Analyzing trace with hash 387836702, now seen corresponding path program 1 times [2020-10-29 10:04:10,746 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:04:10,746 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [530220117] [2020-10-29 10:04:10,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:04:11,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:11,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:11,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:11,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:11,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:11,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:12,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:12,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:12,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:13,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:13,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 10:04:13,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 10:04:13,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2720 [2020-10-29 10:04:13,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:13,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 10:04:13,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-29 10:04:13,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 10:04:14,550 WARN L193 SmtUtils]: Spent 557.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2020-10-29 10:04:14,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:04:14,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:14,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:14,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:14,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:14,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:14,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:04:14,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:14,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:04:14,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:04:14,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:04:14,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:04:14,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:04:14,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:04:14,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:04:14,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:04:14,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:04:14,827 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [530220117] [2020-10-29 10:04:14,830 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:04:14,830 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 10:04:14,831 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327738225] [2020-10-29 10:04:14,836 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 10:04:14,837 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:04:14,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 10:04:14,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 10:04:14,859 INFO L87 Difference]: Start difference. First operand 1257 states. Second operand 5 states. [2020-10-29 10:04:15,870 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 270 [2020-10-29 10:05:18,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:05:18,263 INFO L93 Difference]: Finished difference Result 1559 states and 2436 transitions. [2020-10-29 10:05:18,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 10:05:18,275 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-10-29 10:05:18,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:05:18,302 INFO L225 Difference]: With dead ends: 1559 [2020-10-29 10:05:18,302 INFO L226 Difference]: Without dead ends: 873 [2020-10-29 10:05:18,313 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-29 10:05:18,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2020-10-29 10:05:18,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 789. [2020-10-29 10:05:18,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 789 states. [2020-10-29 10:05:18,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 789 states and 1142 transitions. [2020-10-29 10:05:18,538 INFO L78 Accepts]: Start accepts. Automaton has 789 states and 1142 transitions. Word has length 27 [2020-10-29 10:05:18,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:05:18,539 INFO L481 AbstractCegarLoop]: Abstraction has 789 states and 1142 transitions. [2020-10-29 10:05:18,539 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 10:05:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1142 transitions. [2020-10-29 10:05:18,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-29 10:05:18,540 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:05:18,540 INFO L422 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] [2020-10-29 10:05:18,541 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 10:05:18,541 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:05:18,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:05:18,541 INFO L82 PathProgramCache]: Analyzing trace with hash 370253294, now seen corresponding path program 1 times [2020-10-29 10:05:18,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:05:18,542 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [686316083] [2020-10-29 10:05:18,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:05:18,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:18,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:18,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:18,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:18,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:19,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:19,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:21,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:21,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 10:05:21,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 10:05:21,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3121 [2020-10-29 10:05:21,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:21,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:21,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:05:21,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 10:05:21,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 10:05:21,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:22,437 WARN L193 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2020-10-29 10:05:22,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:05:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:22,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:22,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:22,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:05:22,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:22,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-29 10:05:22,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:22,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:05:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:22,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:05:22,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 10:05:22,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:05:22,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:05:22,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:05:22,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:05:22,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:05:22,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:05:22,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-29 10:05:22,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:05:22,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:05:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:05:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:05:22,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:05:22,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:05:22,626 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:05:22,626 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [686316083] [2020-10-29 10:05:22,627 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:05:22,627 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 10:05:22,628 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [214103967] [2020-10-29 10:05:22,629 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 10:05:22,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:05:22,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 10:05:22,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 10:05:22,631 INFO L87 Difference]: Start difference. First operand 789 states and 1142 transitions. Second operand 5 states. [2020-10-29 10:05:23,912 WARN L193 SmtUtils]: Spent 583.00 ms on a formula simplification that was a NOOP. DAG size: 271 [2020-10-29 10:06:29,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 10:06:29,735 INFO L93 Difference]: Finished difference Result 881 states and 1300 transitions. [2020-10-29 10:06:29,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 10:06:29,737 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 27 [2020-10-29 10:06:29,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 10:06:29,745 INFO L225 Difference]: With dead ends: 881 [2020-10-29 10:06:29,745 INFO L226 Difference]: Without dead ends: 873 [2020-10-29 10:06:29,746 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-29 10:06:29,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2020-10-29 10:06:29,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 794. [2020-10-29 10:06:29,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 794 states. [2020-10-29 10:06:29,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 794 states and 1147 transitions. [2020-10-29 10:06:29,855 INFO L78 Accepts]: Start accepts. Automaton has 794 states and 1147 transitions. Word has length 27 [2020-10-29 10:06:29,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 10:06:29,855 INFO L481 AbstractCegarLoop]: Abstraction has 794 states and 1147 transitions. [2020-10-29 10:06:29,856 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-29 10:06:29,856 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1147 transitions. [2020-10-29 10:06:29,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-29 10:06:29,857 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 10:06:29,857 INFO L422 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] [2020-10-29 10:06:29,857 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 10:06:29,857 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 10:06:29,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 10:06:29,858 INFO L82 PathProgramCache]: Analyzing trace with hash -83020615, now seen corresponding path program 1 times [2020-10-29 10:06:29,858 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 10:06:29,858 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [428371084] [2020-10-29 10:06:29,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 10:06:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:29,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:29,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:30,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:30,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:31,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:31,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-29 10:06:31,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 10:06:31,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1902 [2020-10-29 10:06:31,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:31,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:06:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-29 10:06:31,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 10:06:31,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:32,548 WARN L193 SmtUtils]: Spent 668.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2020-10-29 10:06:32,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 10:06:32,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:32,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:32,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:32,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:32,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:32,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-29 10:06:32,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:32,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 10:06:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:32,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 10:06:32,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:32,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 10:06:32,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 10:06:32,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 10:06:32,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 10:06:32,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 10:06:32,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 10:06:32,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 10:06:32,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 10:06:32,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 10:06:32,785 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [428371084] [2020-10-29 10:06:32,785 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 10:06:32,785 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-29 10:06:32,786 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828242256] [2020-10-29 10:06:32,786 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-29 10:06:32,787 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 10:06:32,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-29 10:06:32,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-29 10:06:32,788 INFO L87 Difference]: Start difference. First operand 794 states and 1147 transitions. Second operand 5 states. [2020-10-29 10:06:33,870 WARN L193 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 269