/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.2 --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 [2020-10-15 00:13:10,415 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-15 00:13:10,419 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-15 00:13:10,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-15 00:13:10,449 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-15 00:13:10,450 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-15 00:13:10,452 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-15 00:13:10,453 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-15 00:13:10,455 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-15 00:13:10,456 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-15 00:13:10,457 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-15 00:13:10,458 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-15 00:13:10,458 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-15 00:13:10,459 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-15 00:13:10,460 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-15 00:13:10,462 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-15 00:13:10,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-15 00:13:10,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-15 00:13:10,465 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-15 00:13:10,467 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-15 00:13:10,469 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-15 00:13:10,470 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-15 00:13:10,472 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-15 00:13:10,473 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-15 00:13:10,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-15 00:13:10,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-15 00:13:10,476 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-15 00:13:10,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-15 00:13:10,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-15 00:13:10,479 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-15 00:13:10,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-15 00:13:10,480 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-15 00:13:10,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-15 00:13:10,481 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-15 00:13:10,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-15 00:13:10,483 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-15 00:13:10,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-15 00:13:10,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-15 00:13:10,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-15 00:13:10,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-15 00:13:10,486 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-15 00:13:10,486 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 [2020-10-15 00:13:10,519 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-15 00:13:10,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-15 00:13:10,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-15 00:13:10,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-15 00:13:10,523 INFO L138 SettingsManager]: * Use SBE=true [2020-10-15 00:13:10,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-15 00:13:10,523 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-15 00:13:10,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-15 00:13:10,523 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-15 00:13:10,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-15 00:13:10,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-15 00:13:10,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-15 00:13:10,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-15 00:13:10,525 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-15 00:13:10,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-15 00:13:10,526 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-15 00:13:10,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-15 00:13:10,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-15 00:13:10,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-15 00:13:10,526 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-15 00:13:10,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-15 00:13:10,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-15 00:13:10,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-15 00:13:10,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-15 00:13:10,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-15 00:13:10,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-15 00:13:10,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-15 00:13:10,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-15 00:13:10,529 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-15 00:13:10,529 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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;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=SMALLESTAMONGWIDE;tolerance=0.2;log-additional-information=true;unknown-allowed=true; [2020-10-15 00:13:10,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-15 00:13:10,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-15 00:13:10,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-15 00:13:10,842 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-15 00:13:10,842 INFO L275 PluginConnector]: CDTParser initialized [2020-10-15 00:13:10,843 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-15 00:13:10,905 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/55647c0aa/fa35fd0d43424403b3b08475ad0350ea/FLAG55f699b4f [2020-10-15 00:13:11,753 INFO L306 CDTParser]: Found 1 translation units. [2020-10-15 00:13:11,754 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/cdaudio.i.cil-1.c [2020-10-15 00:13:11,794 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/55647c0aa/fa35fd0d43424403b3b08475ad0350ea/FLAG55f699b4f [2020-10-15 00:13:12,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/55647c0aa/fa35fd0d43424403b3b08475ad0350ea [2020-10-15 00:13:12,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-15 00:13:12,265 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-15 00:13:12,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-15 00:13:12,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-15 00:13:12,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-15 00:13:12,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:13:12" (1/1) ... [2020-10-15 00:13:12,274 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11396c5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:12, skipping insertion in model container [2020-10-15 00:13:12,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 12:13:12" (1/1) ... [2020-10-15 00:13:12,282 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-15 00:13:12,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-15 00:13:14,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:13:14,161 INFO L203 MainTranslator]: Completed pre-run [2020-10-15 00:13:14,729 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-15 00:13:14,826 INFO L208 MainTranslator]: Completed translation [2020-10-15 00:13:14,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14 WrapperNode [2020-10-15 00:13:14,827 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-15 00:13:14,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-15 00:13:14,828 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-15 00:13:14,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-15 00:13:14,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:14,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:14,957 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:14,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:15,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:15,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:15,421 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (1/1) ... [2020-10-15 00:13:15,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-15 00:13:15,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-15 00:13:15,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-15 00:13:15,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-15 00:13:15,469 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (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 [2020-10-15 00:13:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-15 00:13:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-15 00:13:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlWriteRegistryValue [2020-10-15 00:13:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2020-10-15 00:13:15,540 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2020-10-15 00:13:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure MmLockPagableDataSection [2020-10-15 00:13:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure IoOpenDeviceRegistryKey [2020-10-15 00:13:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-15 00:13:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-15 00:13:15,541 INFO L138 BoogieDeclarations]: Found implementation of procedure SendSrbSynchronous [2020-10-15 00:13:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAddDevice [2020-10-15 00:13:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSignalCompletion [2020-10-15 00:13:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioStartDevice [2020-10-15 00:13:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPnp [2020-10-15 00:13:15,542 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-15 00:13:15,543 INFO L138 BoogieDeclarations]: Found implementation of procedure NecSupportNeeded [2020-10-15 00:13:15,543 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioReadWrite [2020-10-15 00:13:15,543 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDeviceControl [2020-10-15 00:13:15,543 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioSendToNextDriver [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioIsPlayActive [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioNECDeviceControl [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPioneerDeviceControl [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioDenonDeviceControl [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiSendPauseCommand [2020-10-15 00:13:15,544 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHitachiDeviceControl [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio535DeviceControl [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudio435DeviceControl [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioAtapiDeviceControl [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure HpCdrProcessLastSession [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure HPCdrCompletion [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioHPCdrDeviceControl [2020-10-15 00:13:15,545 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioForwardIrpSynchronous [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioUnload [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure CdAudioPower [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_malloc [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-15 00:13:15,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-15 00:13:15,547 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-15 00:13:15,548 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-15 00:13:15,549 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-15 00:13:15,550 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-15 00:13:15,551 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-15 00:13:15,552 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-15 00:13:15,553 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-15 00:13:15,554 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-15 00:13:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-15 00:13:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-15 00:13:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-15 00:13:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-15 00:13:15,555 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-15 00:13:15,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-15 00:13:15,556 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure RtlWriteRegistryValue [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-15 00:13:15,557 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-15 00:13:15,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-15 00:13:15,559 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-15 00:13:15,560 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-15 00:13:15,561 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure MmLockPagableDataSection [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-15 00:13:15,562 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-15 00:13:15,563 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-15 00:13:15,564 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure IoOpenDeviceRegistryKey [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-15 00:13:15,565 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-15 00:13:15,566 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioReadWrite [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDeviceControl [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSendToNextDriver [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioIsPlayActive [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure NecSupportNeeded [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioNECDeviceControl [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPioneerDeviceControl [2020-10-15 00:13:15,567 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioDenonDeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiSendPauseCommand [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHitachiDeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio535DeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudio435DeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAtapiDeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioHPCdrDeviceControl [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure HpCdrProcessLastSession [2020-10-15 00:13:15,568 INFO L130 BoogieDeclarations]: Found specification of procedure HPCdrCompletion [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPower [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioForwardIrpSynchronous [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioUnload [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure SendSrbSynchronous [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-15 00:13:15,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioAddDevice [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioSignalCompletion [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioStartDevice [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure CdAudioPnp [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-15 00:13:15,570 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_malloc [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-15 00:13:15,571 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-15 00:13:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-15 00:13:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-15 00:13:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-15 00:13:15,572 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-15 00:13:16,614 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:16,670 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:16,671 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:16,672 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:16,680 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:16,680 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:16,689 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:16,700 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:16,701 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:16,701 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:16,716 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:16,717 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:16,720 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:29,140 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-15 00:13:29,140 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-15 00:13:29,167 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:29,177 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:29,178 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:29,178 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:29,189 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:29,189 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:29,190 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:29,206 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:29,207 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:29,207 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:29,221 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:29,221 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:29,230 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,395 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-15 00:13:52,396 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-15 00:13:52,496 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,730 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##39: assume false; [2020-10-15 00:13:52,730 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##40: assume !false; [2020-10-15 00:13:52,737 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,750 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:52,750 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:52,751 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,777 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-10-15 00:13:52,777 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-10-15 00:13:52,777 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,783 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:52,783 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:52,784 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,797 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:52,797 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:52,811 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,818 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:52,818 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:13:52,818 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:13:52,824 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:13:52,825 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:00,737 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:07,708 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-15 00:14:07,709 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-15 00:14:07,718 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:21,402 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume false; [2020-10-15 00:14:21,403 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##22: assume !false; [2020-10-15 00:14:21,409 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:21,447 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##21: assume !false; [2020-10-15 00:14:21,447 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##20: assume false; [2020-10-15 00:14:21,826 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:21,833 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:14:21,834 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:21,873 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:21,966 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##32: assume false; [2020-10-15 00:14:21,966 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##33: assume !false; [2020-10-15 00:14:22,295 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:22,304 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:14:22,305 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:22,617 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:22,622 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:14:22,622 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:22,624 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:33,621 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##28: assume !false; [2020-10-15 00:14:33,621 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##27: assume false; [2020-10-15 00:14:33,629 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:33,662 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2020-10-15 00:14:33,663 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2020-10-15 00:14:33,669 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:33,681 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-15 00:14:33,681 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-15 00:14:33,696 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:33,708 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:14:33,708 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:34,274 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:35,648 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-15 00:14:35,649 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint L3707: #res := 0; [2020-10-15 00:14:35,649 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-15 00:14:35,649 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:35,655 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-15 00:14:35,656 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-15 00:14:37,822 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-15 00:14:50,924 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##26: assume !false; [2020-10-15 00:14:50,924 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##25: assume false; [2020-10-15 00:14:55,713 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-15 00:14:55,713 INFO L295 CfgBuilder]: Removed 16 assume(true) statements. [2020-10-15 00:14:55,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:14:55 BoogieIcfgContainer [2020-10-15 00:14:55,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-15 00:14:55,733 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-15 00:14:55,733 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-15 00:14:55,736 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-15 00:14:55,737 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 12:13:12" (1/3) ... [2020-10-15 00:14:55,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@522f028d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:14:55, skipping insertion in model container [2020-10-15 00:14:55,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 12:13:14" (2/3) ... [2020-10-15 00:14:55,738 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@522f028d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 12:14:55, skipping insertion in model container [2020-10-15 00:14:55,738 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 12:14:55" (3/3) ... [2020-10-15 00:14:55,742 INFO L109 eAbstractionObserver]: Analyzing ICFG cdaudio.i.cil-1.c [2020-10-15 00:14:55,750 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-15 00:14:55,760 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-15 00:14:55,774 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-15 00:14:55,810 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-15 00:14:55,810 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-15 00:14:55,810 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-15 00:14:55,810 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-15 00:14:55,810 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-15 00:14:55,810 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-15 00:14:55,810 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-15 00:14:55,811 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-15 00:14:55,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1253 states. [2020-10-15 00:14:55,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-15 00:14:55,864 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:14:55,865 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] [2020-10-15 00:14:55,866 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:14:55,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:14:55,872 INFO L82 PathProgramCache]: Analyzing trace with hash 1641690656, now seen corresponding path program 1 times [2020-10-15 00:14:55,881 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:14:55,882 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [596953905] [2020-10-15 00:14:55,882 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:14:56,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:14:56,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:56,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:56,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:56,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:57,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:57,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:58,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:14:58,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 00:14:58,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-15 00:14:58,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2065 [2020-10-15 00:14:58,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:14:58,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:14:58,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:14:58,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 00:14:58,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-15 00:14:58,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:14:58,928 WARN L193 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-15 00:14:58,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:14:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:14:58,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:58,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:14:58,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:14:58,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:14:59,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-15 00:14:59,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:14:59,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:14:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:14:59,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:14:59,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:14:59,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:14:59,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:14:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:14:59,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:14:59,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:14:59,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:14:59,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:14:59,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-15 00:14:59,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:14:59,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:14:59,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:14:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:14:59,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:14:59,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-15 00:14:59,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:14:59,164 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [596953905] [2020-10-15 00:14:59,166 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:14:59,166 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 00:14:59,167 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947798843] [2020-10-15 00:14:59,172 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 00:14:59,172 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:14:59,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 00:14:59,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 00:14:59,191 INFO L87 Difference]: Start difference. First operand 1253 states. Second operand 5 states. [2020-10-15 00:15:00,530 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 253 [2020-10-15 00:16:27,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:16:27,353 INFO L93 Difference]: Finished difference Result 1486 states and 2351 transitions. [2020-10-15 00:16:27,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-15 00:16:27,355 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-15 00:16:27,356 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:16:27,379 INFO L225 Difference]: With dead ends: 1486 [2020-10-15 00:16:27,379 INFO L226 Difference]: Without dead ends: 804 [2020-10-15 00:16:27,393 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-15 00:16:27,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2020-10-15 00:16:27,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 678. [2020-10-15 00:16:27,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 678 states. [2020-10-15 00:16:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 991 transitions. [2020-10-15 00:16:27,545 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 991 transitions. Word has length 26 [2020-10-15 00:16:27,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:16:27,545 INFO L479 AbstractCegarLoop]: Abstraction has 678 states and 991 transitions. [2020-10-15 00:16:27,546 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 00:16:27,546 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 991 transitions. [2020-10-15 00:16:27,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-15 00:16:27,547 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:16:27,547 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] [2020-10-15 00:16:27,547 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-15 00:16:27,548 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:16:27,548 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:16:27,548 INFO L82 PathProgramCache]: Analyzing trace with hash 1472513793, now seen corresponding path program 1 times [2020-10-15 00:16:27,548 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:16:27,549 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [126224789] [2020-10-15 00:16:27,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:16:27,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:16:27,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:27,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:27,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:27,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:29,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:16:29,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-15 00:16:29,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:16:29,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2212 [2020-10-15 00:16:29,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:16:29,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:16:29,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:16:29,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-15 00:16:29,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-15 00:16:29,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:16:30,459 WARN L193 SmtUtils]: Spent 562.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-15 00:16:30,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-15 00:16:30,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:16:30,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:30,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:16:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:16:30,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:16:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-15 00:16:30,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:16:30,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:16:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-15 00:16:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:16:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-15 00:16:30,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-15 00:16:30,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-15 00:16:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:16:30,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:16:30,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:16:30,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-15 00:16:30,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-15 00:16:30,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-15 00:16:30,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:16:30,652 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:16:30,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-15 00:16:30,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-15 00:16:30,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-15 00:16:30,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-15 00:16:30,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-15 00:16:30,672 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [126224789] [2020-10-15 00:16:30,673 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-15 00:16:30,673 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-15 00:16:30,673 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449775611] [2020-10-15 00:16:30,675 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-15 00:16:30,675 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-15 00:16:30,676 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-15 00:16:30,676 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-15 00:16:30,676 INFO L87 Difference]: Start difference. First operand 678 states and 991 transitions. Second operand 5 states. [2020-10-15 00:16:31,441 WARN L193 SmtUtils]: Spent 402.00 ms on a formula simplification that was a NOOP. DAG size: 251 [2020-10-15 00:17:28,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-15 00:17:28,367 INFO L93 Difference]: Finished difference Result 748 states and 1121 transitions. [2020-10-15 00:17:28,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-15 00:17:28,368 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 26 [2020-10-15 00:17:28,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-15 00:17:28,376 INFO L225 Difference]: With dead ends: 748 [2020-10-15 00:17:28,376 INFO L226 Difference]: Without dead ends: 729 [2020-10-15 00:17:28,377 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-15 00:17:28,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 729 states. [2020-10-15 00:17:28,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 729 to 671. [2020-10-15 00:17:28,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 671 states. [2020-10-15 00:17:28,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 671 states to 671 states and 981 transitions. [2020-10-15 00:17:28,458 INFO L78 Accepts]: Start accepts. Automaton has 671 states and 981 transitions. Word has length 26 [2020-10-15 00:17:28,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-15 00:17:28,459 INFO L479 AbstractCegarLoop]: Abstraction has 671 states and 981 transitions. [2020-10-15 00:17:28,459 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-15 00:17:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 981 transitions. [2020-10-15 00:17:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-15 00:17:28,460 INFO L414 BasicCegarLoop]: Found error trace [2020-10-15 00:17:28,460 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, 1, 1, 1, 1] [2020-10-15 00:17:28,461 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-15 00:17:28,461 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-15 00:17:28,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-15 00:17:28,461 INFO L82 PathProgramCache]: Analyzing trace with hash -615758727, now seen corresponding path program 1 times [2020-10-15 00:17:28,461 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-15 00:17:28,462 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [938093877] [2020-10-15 00:17:28,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-15 00:17:28,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-15 00:17:28,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:17:28,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:17:28,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:17:28,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-15 00:17:31,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-15 00:17:31,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-15 00:17:31,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-15 00:17:31,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3100 [2020-10-15 00:17:31,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-15 00:17:31,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.2 [2020-10-15 00:17:31,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-15 00:17:31,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-15 00:17:31,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-15 00:17:31,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1