/usr/bin/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 --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=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.4 --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 -i ../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 05:39:59,816 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 05:39:59,818 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 05:39:59,843 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 05:39:59,844 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 05:39:59,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 05:39:59,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 05:39:59,848 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 05:39:59,850 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 05:39:59,850 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 05:39:59,851 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 05:39:59,853 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 05:39:59,853 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 05:39:59,854 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 05:39:59,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 05:39:59,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 05:39:59,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 05:39:59,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 05:39:59,859 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 05:39:59,861 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 05:39:59,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 05:39:59,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 05:39:59,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 05:39:59,866 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 05:39:59,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 05:39:59,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 05:39:59,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 05:39:59,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 05:39:59,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 05:39:59,871 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 05:39:59,871 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 05:39:59,872 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 05:39:59,872 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 05:39:59,873 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 05:39:59,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 05:39:59,874 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 05:39:59,875 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 05:39:59,875 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 05:39:59,875 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 05:39:59,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 05:39:59,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 05:39:59,878 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 [2020-10-14 05:39:59,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 05:39:59,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 05:39:59,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 05:39:59,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 05:39:59,917 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 05:39:59,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 05:39:59,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 05:39:59,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 05:39:59,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 05:39:59,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 05:39:59,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 05:39:59,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 05:39:59,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 05:39:59,918 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 05:39:59,918 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 05:39:59,919 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 05:39:59,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 05:39:59,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 05:39:59,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 05:39:59,919 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 05:39:59,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 05:39:59,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 05:39:59,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 05:39:59,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 05:39:59,920 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 05:39:59,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 05:39:59,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 05:39:59,921 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 05:39:59,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 05:39:59,921 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=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=WIDESTAMONGSMALL;tolerance=0.4;log-additional-information=true;unknown-allowed=true; [2020-10-14 05:40:00,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 05:40:00,259 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 05:40:00,265 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 05:40:00,266 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 05:40:00,267 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 05:40:00,268 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-14 05:40:00,320 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19a42339c/f9f8b10aa7f14732b7c4c3652227d8c3/FLAG4cf5fce20 [2020-10-14 05:40:01,106 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 05:40:01,106 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-14 05:40:01,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19a42339c/f9f8b10aa7f14732b7c4c3652227d8c3/FLAG4cf5fce20 [2020-10-14 05:40:01,569 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/19a42339c/f9f8b10aa7f14732b7c4c3652227d8c3 [2020-10-14 05:40:01,580 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 05:40:01,582 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 05:40:01,583 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 05:40:01,583 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 05:40:01,586 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 05:40:01,588 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:40:01" (1/1) ... [2020-10-14 05:40:01,591 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7474083c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:01, skipping insertion in model container [2020-10-14 05:40:01,591 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:40:01" (1/1) ... [2020-10-14 05:40:01,599 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 05:40:01,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 05:40:03,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:40:03,665 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 05:40:04,443 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:40:04,538 INFO L208 MainTranslator]: Completed translation [2020-10-14 05:40:04,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04 WrapperNode [2020-10-14 05:40:04,539 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 05:40:04,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 05:40:04,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 05:40:04,540 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 05:40:04,555 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:04,557 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:04,665 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:04,666 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:04,949 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:04,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:05,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (1/1) ... [2020-10-14 05:40:05,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 05:40:05,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 05:40:05,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 05:40:05,070 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 05:40:05,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (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 [2020-10-14 05:40:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 05:40:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 05:40:05,177 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlWriteRegistryValue [2020-10-14 05:40:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2020-10-14 05:40:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2020-10-14 05:40:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure MmLockPagableDataSection [2020-10-14 05:40:05,178 INFO L138 BoogieDeclarations]: Found implementation of procedure IoOpenDeviceRegistryKey [2020-10-14 05:40:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-14 05:40:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-14 05:40:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2020-10-14 05:40:05,180 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAddDevice [2020-10-14 05:40:05,181 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2020-10-14 05:40:05,181 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioStartDevice [2020-10-14 05:40:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPnp [2020-10-14 05:40:05,182 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-14 05:40:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure NecSupportNeeded [2020-10-14 05:40:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioReadWrite [2020-10-14 05:40:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDeviceControl [2020-10-14 05:40:05,185 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2020-10-14 05:40:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2020-10-14 05:40:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioNECDeviceControl [2020-10-14 05:40:05,186 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPioneerDeviceControl [2020-10-14 05:40:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDenonDeviceControl [2020-10-14 05:40:05,187 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiSendPauseCommand [2020-10-14 05:40:05,188 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiDeviceControl [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio535DeviceControl [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio435DeviceControl [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAtapiDeviceControl [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure HpCdrProcessLastSession [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHPCdrDeviceControl [2020-10-14 05:40:05,190 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioUnload [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPower [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_malloc [2020-10-14 05:40:05,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-14 05:40:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-14 05:40:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-14 05:40:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-14 05:40:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-14 05:40:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-14 05:40:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-14 05:40:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-14 05:40:05,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-14 05:40:05,198 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-14 05:40:05,199 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-14 05:40:05,200 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-14 05:40:05,201 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-14 05:40:05,202 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-14 05:40:05,203 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-14 05:40:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-14 05:40:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-14 05:40:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-14 05:40:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 05:40:05,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 05:40:05,204 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 05:40:05,205 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlWriteRegistryValue [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-14 05:40:05,206 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 05:40:05,207 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-14 05:40:05,208 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-14 05:40:05,209 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-14 05:40:05,210 INFO L130 BoogieDeclarations]: Found specification of procedure MmLockPagableDataSection [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-14 05:40:05,211 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-14 05:40:05,212 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-14 05:40:05,213 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure IoOpenDeviceRegistryKey [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-14 05:40:05,214 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioReadWrite [2020-10-14 05:40:05,215 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDeviceControl [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure NecSupportNeeded [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioNECDeviceControl [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPioneerDeviceControl [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDenonDeviceControl [2020-10-14 05:40:05,216 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiSendPauseCommand [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiDeviceControl [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio535DeviceControl [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio435DeviceControl [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAtapiDeviceControl [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHPCdrDeviceControl [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure HpCdrProcessLastSession [2020-10-14 05:40:05,217 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPower [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioUnload [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 05:40:05,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAddDevice [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioStartDevice [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPnp [2020-10-14 05:40:05,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_malloc [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-14 05:40:05,220 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 05:40:05,221 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 05:40:06,602 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,664 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,665 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,665 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,675 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,676 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,686 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,695 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,695 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,696 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,712 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,713 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,716 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,128 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-14 05:40:21,129 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-14 05:40:21,149 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,160 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:21,160 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,161 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,174 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:21,174 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,175 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,186 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:21,187 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,187 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,212 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:21,212 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,226 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:40,907 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-14 05:40:40,907 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-14 05:40:40,971 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,193 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2020-10-14 05:40:41,193 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2020-10-14 05:40:41,201 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,213 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:41,214 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:41,214 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-10-14 05:40:41,247 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-10-14 05:40:41,248 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,261 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:41,262 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:41,262 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,269 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:41,270 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:41,282 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,288 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:41,288 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:41,289 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:41,295 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:41,296 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:49,051 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:56,138 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-14 05:40:56,139 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-14 05:40:56,148 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,287 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2020-10-14 05:41:09,287 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2020-10-14 05:41:09,300 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,346 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-14 05:41:09,347 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-14 05:41:09,549 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,555 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:41:09,555 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:09,601 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,697 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume false; [2020-10-14 05:41:09,698 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !false; [2020-10-14 05:41:09,856 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,861 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:41:09,862 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:09,946 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:09,953 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:41:09,953 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:09,956 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:20,137 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-14 05:41:20,138 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-14 05:41:20,145 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:20,173 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2020-10-14 05:41:20,174 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2020-10-14 05:41:20,182 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:20,198 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-14 05:41:20,198 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-14 05:41:20,214 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:20,221 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:41:20,222 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:20,679 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:22,944 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-14 05:41:22,944 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L3707: #res := 0; [2020-10-14 05:41:22,944 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-14 05:41:22,945 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:22,961 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:41:22,961 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:25,148 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:41:42,712 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-14 05:41:42,712 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-14 05:41:47,547 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 05:41:47,548 INFO L295 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-14 05:41:47,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:41:47 BoogieIcfgContainer [2020-10-14 05:41:47,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 05:41:47,562 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 05:41:47,562 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 05:41:47,569 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 05:41:47,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:40:01" (1/3) ... [2020-10-14 05:41:47,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b0ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:41:47, skipping insertion in model container [2020-10-14 05:41:47,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04" (2/3) ... [2020-10-14 05:41:47,570 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45b0ad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:41:47, skipping insertion in model container [2020-10-14 05:41:47,570 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:41:47" (3/3) ... [2020-10-14 05:41:47,572 INFO L109 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-1.c [2020-10-14 05:41:47,583 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 05:41:47,592 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 05:41:47,606 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 05:41:47,636 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 05:41:47,636 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 05:41:47,636 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 05:41:47,636 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 05:41:47,637 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 05:41:47,637 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 05:41:47,637 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 05:41:47,637 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 05:41:47,681 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states. [2020-10-14 05:41:47,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 05:41:47,689 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:41:47,690 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] [2020-10-14 05:41:47,690 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:41:47,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:41:47,697 INFO L82 PathProgramCache]: Analyzing trace with hash 1641690656, now seen corresponding path program 1 times [2020-10-14 05:41:47,706 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:41:47,706 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1278975485] [2020-10-14 05:41:47,707 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:41:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:48,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:48,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:48,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:48,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:49,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:49,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:50,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:50,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 05:41:50,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 05:41:50,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2216 [2020-10-14 05:41:50,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:50,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:41:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-14 05:41:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:41:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-14 05:41:50,952 WARN L193 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-14 05:41:50,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:41:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:50,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:51,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:51,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:41:51,020 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:41:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-14 05:41:51,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:51,020 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:51,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:41:51,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:41:51,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:41:51,021 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:41:51,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:41:51,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:51,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:51,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:51,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:41:51,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:41:51,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 05:41:51,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:51,144 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:41:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-14 05:41:51,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:41:51,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:41:51,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:41:51,170 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1278975485] [2020-10-14 05:41:51,172 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:41:51,172 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-14 05:41:51,173 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [191563825] [2020-10-14 05:41:51,179 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-14 05:41:51,179 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:41:51,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-14 05:41:51,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 05:41:51,200 INFO L87 Difference]: Start difference. First operand 1253 states. Second operand 4 states. [2020-10-14 05:42:50,356 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:42:50,357 INFO L93 Difference]: Finished difference Result 1406 states and 2211 transitions. [2020-10-14 05:42:50,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-14 05:42:50,360 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-10-14 05:42:50,361 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:42:50,383 INFO L225 Difference]: With dead ends: 1406 [2020-10-14 05:42:50,384 INFO L226 Difference]: Without dead ends: 729 [2020-10-14 05:42:50,403 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-10-14 05:42:50,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-10-14 05:42:50,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 671. [2020-10-14 05:42:50,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 671 states. [2020-10-14 05:42:50,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 982 transitions. [2020-10-14 05:42:50,579 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 982 transitions. Word has length 26 [2020-10-14 05:42:50,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:42:50,579 INFO L479 AbstractCegarLoop]: Abstraction has 671 states and 982 transitions. [2020-10-14 05:42:50,579 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-14 05:42:50,579 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 982 transitions. [2020-10-14 05:42:50,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 05:42:50,581 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:42:50,581 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] [2020-10-14 05:42:50,581 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 05:42:50,581 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:42:50,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:42:50,582 INFO L82 PathProgramCache]: Analyzing trace with hash 1487135532, now seen corresponding path program 1 times [2020-10-14 05:42:50,582 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:42:50,582 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2068276141] [2020-10-14 05:42:50,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:42:50,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:50,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:50,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:50,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:50,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:51,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:51,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:53,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:53,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 05:42:53,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-14 05:42:53,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2996 [2020-10-14 05:42:53,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:53,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:53,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:42:53,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 05:42:53,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 05:42:53,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:54,270 WARN L193 SmtUtils]: Spent 542.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-14 05:42:54,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:42:54,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:54,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:54,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:54,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:42:54,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:42:54,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-14 05:42:54,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:54,321 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:54,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:42:54,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:42:54,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:42:54,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:54,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:42:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:54,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:54,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:54,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:42:54,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:42:54,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-14 05:42:54,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:54,441 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:54,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:42:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:42:54,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 05:42:54,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:54,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:42:54,481 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2068276141] [2020-10-14 05:42:54,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:42:54,482 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-14 05:42:54,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1440334731] [2020-10-14 05:42:54,484 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-14 05:42:54,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:42:54,484 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-14 05:42:54,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-14 05:42:54,485 INFO L87 Difference]: Start difference. First operand 671 states and 982 transitions. Second operand 6 states. [2020-10-14 05:42:56,036 WARN L193 SmtUtils]: Spent 458.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-14 05:43:20,481 WARN L193 SmtUtils]: Spent 482.00 ms on a formula simplification that was a NOOP. DAG size: 252 [2020-10-14 05:43:50,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:43:50,281 INFO L93 Difference]: Finished difference Result 758 states and 1132 transitions. [2020-10-14 05:43:50,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-14 05:43:50,283 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-14 05:43:50,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:43:50,291 INFO L225 Difference]: With dead ends: 758 [2020-10-14 05:43:50,291 INFO L226 Difference]: Without dead ends: 749 [2020-10-14 05:43:50,292 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-14 05:43:50,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2020-10-14 05:43:50,349 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 682. [2020-10-14 05:43:50,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 682 states. [2020-10-14 05:43:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 682 states and 998 transitions. [2020-10-14 05:43:50,355 INFO L78 Accepts]: Start accepts. Automaton has 682 states and 998 transitions. Word has length 26 [2020-10-14 05:43:50,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:43:50,356 INFO L479 AbstractCegarLoop]: Abstraction has 682 states and 998 transitions. [2020-10-14 05:43:50,356 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-14 05:43:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 682 states and 998 transitions. [2020-10-14 05:43:50,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-14 05:43:50,357 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:43:50,357 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] [2020-10-14 05:43:50,357 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 05:43:50,358 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:43:50,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:43:50,358 INFO L82 PathProgramCache]: Analyzing trace with hash 1486858702, now seen corresponding path program 1 times [2020-10-14 05:43:50,358 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:43:50,359 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [406217954] [2020-10-14 05:43:50,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:43:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:43:50,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:50,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:50,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:50,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:50,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:51,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:51,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:51,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:54,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:43:54,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-14 05:43:54,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-14 05:43:54,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4022 [2020-10-14 05:43:54,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:43:54,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:43:54,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:43:54,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-14 05:43:54,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 05:43:54,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:43:55,169 WARN L193 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-14 05:43:55,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:43:55,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:43:55,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:55,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:43:55,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:43:55,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:43:55,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-14 05:43:55,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:43:55,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:43:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:43:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:43:55,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:43:55,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:43:55,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-14 05:43:55,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:43:55,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:55,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:43:55,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:43:55,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:43:55,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-14 05:43:55,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:43:55,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:43:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:43:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:43:55,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 05:43:55,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:43:55,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-14 05:43:55,479 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [406217954] [2020-10-14 05:43:55,479 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:43:55,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 05:43:55,481 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [181080299] [2020-10-14 05:43:55,481 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 05:43:55,482 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:43:55,482 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 05:43:55,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 05:43:55,482 INFO L87 Difference]: Start difference. First operand 682 states and 998 transitions. Second operand 5 states. [2020-10-14 05:43:56,374 WARN L193 SmtUtils]: Spent 477.00 ms on a formula simplification that was a NOOP. DAG size: 252