/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/diskperf.i.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-14 05:40:01,574 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-14 05:40:01,578 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-14 05:40:01,614 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-14 05:40:01,615 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-14 05:40:01,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-14 05:40:01,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-14 05:40:01,628 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-14 05:40:01,630 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-14 05:40:01,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-14 05:40:01,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-14 05:40:01,634 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-14 05:40:01,634 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-14 05:40:01,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-14 05:40:01,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-14 05:40:01,640 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-14 05:40:01,641 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-14 05:40:01,642 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-14 05:40:01,643 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-14 05:40:01,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-14 05:40:01,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-14 05:40:01,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-14 05:40:01,656 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-14 05:40:01,657 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-14 05:40:01,659 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-14 05:40:01,659 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-14 05:40:01,659 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-14 05:40:01,660 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-14 05:40:01,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-14 05:40:01,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-14 05:40:01,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-14 05:40:01,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-14 05:40:01,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-14 05:40:01,663 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-14 05:40:01,664 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-14 05:40:01,664 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-14 05:40:01,665 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-14 05:40:01,665 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-14 05:40:01,665 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-14 05:40:01,666 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-14 05:40:01,667 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-14 05:40:01,669 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 05:40:01,690 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-14 05:40:01,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-14 05:40:01,691 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-14 05:40:01,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-14 05:40:01,692 INFO L138 SettingsManager]: * Use SBE=true [2020-10-14 05:40:01,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-14 05:40:01,692 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-14 05:40:01,692 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-14 05:40:01,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-14 05:40:01,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-14 05:40:01,693 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-14 05:40:01,693 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-14 05:40:01,693 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-14 05:40:01,694 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-14 05:40:01,694 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-14 05:40:01,694 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-14 05:40:01,694 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-14 05:40:01,694 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-14 05:40:01,695 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-14 05:40:01,695 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-14 05:40:01,695 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-14 05:40:01,695 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-14 05:40:01,695 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-14 05:40:01,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-14 05:40:01,696 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-14 05:40:01,696 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-14 05:40:01,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-14 05:40:01,696 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-14 05:40:01,697 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-14 05:40:01,697 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 05:40:01,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-14 05:40:02,010 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-14 05:40:02,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-14 05:40:02,015 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-14 05:40:02,016 INFO L275 PluginConnector]: CDTParser initialized [2020-10-14 05:40:02,016 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers/diskperf.i.cil-2.c [2020-10-14 05:40:02,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82a8b75a4/876984830e9a416e8e9a839f6098dc19/FLAGc68e61278 [2020-10-14 05:40:02,887 INFO L306 CDTParser]: Found 1 translation units. [2020-10-14 05:40:02,888 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ntdrivers/diskperf.i.cil-2.c [2020-10-14 05:40:02,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82a8b75a4/876984830e9a416e8e9a839f6098dc19/FLAGc68e61278 [2020-10-14 05:40:02,959 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/82a8b75a4/876984830e9a416e8e9a839f6098dc19 [2020-10-14 05:40:02,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-14 05:40:02,969 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-14 05:40:02,970 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-14 05:40:02,970 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-14 05:40:02,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-14 05:40:02,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:40:02" (1/1) ... [2020-10-14 05:40:02,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12e0f2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:02, skipping insertion in model container [2020-10-14 05:40:02,978 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 05:40:02" (1/1) ... [2020-10-14 05:40:02,986 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-14 05:40:03,071 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-14 05:40:04,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:40:04,324 INFO L203 MainTranslator]: Completed pre-run [2020-10-14 05:40:04,663 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-14 05:40:04,831 INFO L208 MainTranslator]: Completed translation [2020-10-14 05:40:04,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 05:40:04 WrapperNode [2020-10-14 05:40:04,831 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-14 05:40:04,832 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-14 05:40:04,832 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-14 05:40:04,832 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-14 05:40:04,843 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 05:40:04,843 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 05:40:04,943 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 05:40:04,944 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 05:40:05,134 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 05:40:05,179 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 05:40:05,225 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 05:40:05,250 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-14 05:40:05,251 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-14 05:40:05,251 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-14 05:40:05,251 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-14 05:40:05,253 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 05:40:05,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-14 05:40:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-14 05:40:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedIncrement [2020-10-14 05:40:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedDecrement [2020-10-14 05:40:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure InterlockedExchange [2020-10-14 05:40:05,335 INFO L138 BoogieDeclarations]: Found implementation of procedure KeGetCurrentProcessorNumber [2020-10-14 05:40:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQuerySystemTime [2020-10-14 05:40:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateErrorLogEntry [2020-10-14 05:40:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWriteErrorLogEntry [2020-10-14 05:40:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure IoWMIRegistrationControl [2020-10-14 05:40:05,336 INFO L138 BoogieDeclarations]: Found implementation of procedure KeQueryPerformanceCounter [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure WmiCompleteRequest [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure DriverEntry [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2020-10-14 05:40:05,337 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfAddDevice [2020-10-14 05:40:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2020-10-14 05:40:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2020-10-14 05:40:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2020-10-14 05:40:05,338 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfReadWrite [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2020-10-14 05:40:05,339 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfWmi [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfLogError [2020-10-14 05:40:05,340 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfQueryWmiRegInfo [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfQueryWmiDataBlock [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskperfWmiFunctionControl [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfAddCounters [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAcquireFastMutex [2020-10-14 05:40:05,341 INFO L138 BoogieDeclarations]: Found implementation of procedure ExReleaseFastMutex [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ExAllocatePoolWithTag [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ExFreePool [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertHeadList [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedInsertTailList [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ExfInterlockedRemoveHeadList [2020-10-14 05:40:05,342 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAllocateMdl [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoAttachDeviceToDeviceStack [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildAsynchronousFsdRequest [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateDevice [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoCreateSymbolicLink [2020-10-14 05:40:05,343 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteDevice [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDeleteSymbolicLink [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoDetachDevice [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeIrp [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoFreeMdl [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoGetConfigurationInformation [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoQueryDeviceDescription [2020-10-14 05:40:05,344 INFO L138 BoogieDeclarations]: Found implementation of procedure IoRegisterDeviceInterface [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IoReleaseCancelSpinLock [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetDeviceInterfaceState [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IoSetHardErrorOrVerifyDevice [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2020-10-14 05:40:05,345 INFO L138 BoogieDeclarations]: Found implementation of procedure KeAcquireSpinLockRaiseToDpc [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeDelayExecutionThread [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeEvent [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSemaphore [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeInitializeSpinLock [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeReleaseSemaphore [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KfReleaseSpinLock [2020-10-14 05:40:05,346 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure MmAllocateContiguousMemory [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure MmFreeContiguousMemory [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure MmMapLockedPagesSpecifyCache [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure MmPageEntireDriver [2020-10-14 05:40:05,347 INFO L138 BoogieDeclarations]: Found implementation of procedure MmResetDriverPaging [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure MmUnlockPages [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ObReferenceObjectByHandle [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ObfDereferenceObject [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PoStartNextPowerIrp [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PsCreateSystemThread [2020-10-14 05:40:05,348 INFO L138 BoogieDeclarations]: Found implementation of procedure PsTerminateSystemThread [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlAnsiStringToUnicodeString [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCompareMemory [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlCopyUnicodeString [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlDeleteRegistryValue [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlFreeUnicodeString [2020-10-14 05:40:05,349 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitString [2020-10-14 05:40:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlInitUnicodeString [2020-10-14 05:40:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure RtlQueryRegistryValues [2020-10-14 05:40:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ZwClose [2020-10-14 05:40:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure WmiSystemControl [2020-10-14 05:40:05,350 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-14 05:40:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-14 05:40:05,351 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2020-10-14 05:40:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-14 05:40:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2020-10-14 05:40:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-14 05:40:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2020-10-14 05:40:05,351 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure memmove [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure RtlQueryRegistryValues [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure RtlDeleteRegistryValue [2020-10-14 05:40:05,352 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitString [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure RtlInitUnicodeString [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure RtlAnsiStringToUnicodeString [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCopyUnicodeString [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure RtlFreeUnicodeString [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure RtlCompareMemory [2020-10-14 05:40:05,353 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedIncrement [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedDecrement [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure InterlockedExchange [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure KeGetCurrentProcessorNumber [2020-10-14 05:40:05,354 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeEvent [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSemaphore [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeReleaseSemaphore [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeDelayExecutionThread [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KeInitializeSpinLock [2020-10-14 05:40:05,355 INFO L130 BoogieDeclarations]: Found specification of procedure KfReleaseSpinLock [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure KeQuerySystemTime [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ExAllocatePoolWithTag [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ExFreePool [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ExAcquireFastMutex [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ExReleaseFastMutex [2020-10-14 05:40:05,356 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertHeadList [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedInsertTailList [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure ExfInterlockedRemoveHeadList [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure MmUnlockPages [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure MmMapLockedPagesSpecifyCache [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure MmAllocateContiguousMemory [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure MmFreeContiguousMemory [2020-10-14 05:40:05,357 INFO L130 BoogieDeclarations]: Found specification of procedure MmResetDriverPaging [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure MmPageEntireDriver [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure PsCreateSystemThread [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure PsTerminateSystemThread [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateErrorLogEntry [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-14 05:40:05,358 INFO L130 BoogieDeclarations]: Found specification of procedure IoAllocateMdl [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IoAttachDeviceToDeviceStack [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildAsynchronousFsdRequest [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateDevice [2020-10-14 05:40:05,359 INFO L130 BoogieDeclarations]: Found specification of procedure IoCreateSymbolicLink [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteDevice [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoDeleteSymbolicLink [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoDetachDevice [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeIrp [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoFreeMdl [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoGetConfigurationInformation [2020-10-14 05:40:05,360 INFO L130 BoogieDeclarations]: Found specification of procedure IoQueryDeviceDescription [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoReleaseCancelSpinLock [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetHardErrorOrVerifyDevice [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoWriteErrorLogEntry [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoWMIRegistrationControl [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoRegisterDeviceInterface [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure IoSetDeviceInterfaceState [2020-10-14 05:40:05,361 INFO L130 BoogieDeclarations]: Found specification of procedure KeQueryPerformanceCounter [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure PoStartNextPowerIrp [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ObReferenceObjectByHandle [2020-10-14 05:40:05,362 INFO L130 BoogieDeclarations]: Found specification of procedure ObfDereferenceObject [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure ZwClose [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure swprintf [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure WmiCompleteRequest [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure WmiSystemControl [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure DriverEntry [2020-10-14 05:40:05,363 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfAddDevice [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2020-10-14 05:40:05,364 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfReadWrite [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfWmi [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfLogError [2020-10-14 05:40:05,365 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfQueryWmiRegInfo [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfQueryWmiDataBlock [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskperfWmiFunctionControl [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfAddCounters [2020-10-14 05:40:05,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-14 05:40:05,367 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure KeAcquireSpinLockRaiseToDpc [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-14 05:40:05,368 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-14 05:40:06,787 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,916 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,916 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,917 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,937 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,938 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,985 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:06,994 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:06,995 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:06,995 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:07,058 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:07,059 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:07,065 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:07,077 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:07,077 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:07,077 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:07,088 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:07,088 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:07,089 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:07,103 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:07,104 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:07,104 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:07,119 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:07,119 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,754 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:09,762 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:09,763 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,787 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:09,795 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:09,795 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,795 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:09,806 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:09,806 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,824 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:09,832 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:09,832 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,853 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:09,860 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:09,860 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:09,867 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:12,101 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume !false; [2020-10-14 05:40:12,101 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##7: assume false; [2020-10-14 05:40:16,593 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:16,634 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2020-10-14 05:40:16,635 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2020-10-14 05:40:20,689 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:20,696 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:20,697 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:20,722 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:20,832 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2020-10-14 05:40:20,832 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2020-10-14 05:40:20,975 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:20,982 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:20,983 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,707 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:21,724 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:21,724 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:21,732 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:23,962 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-10-14 05:40:23,962 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-10-14 05:40:53,205 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:53,234 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2020-10-14 05:40:53,234 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2020-10-14 05:40:53,263 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:53,277 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2020-10-14 05:40:53,277 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2020-10-14 05:40:53,362 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:53,375 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:53,376 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:40:58,910 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-10-14 05:40:58,920 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-10-14 05:40:58,920 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-10-14 05:41:04,091 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-14 05:41:04,092 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-10-14 05:41:04,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:41:04 BoogieIcfgContainer [2020-10-14 05:41:04,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-14 05:41:04,107 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-14 05:41:04,107 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-14 05:41:04,110 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-14 05:41:04,111 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 05:40:02" (1/3) ... [2020-10-14 05:41:04,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e8072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:41:04, skipping insertion in model container [2020-10-14 05:41:04,112 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 05:41:04,112 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e8072 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 05:41:04, skipping insertion in model container [2020-10-14 05:41:04,112 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 05:41:04" (3/3) ... [2020-10-14 05:41:04,115 INFO L109 eAbstractionObserver]: Analyzing ICFG diskperf.i.cil-2.c [2020-10-14 05:41:04,125 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-14 05:41:04,136 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-14 05:41:04,150 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-14 05:41:04,181 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-14 05:41:04,181 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-14 05:41:04,181 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-14 05:41:04,182 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-14 05:41:04,182 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-14 05:41:04,182 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-14 05:41:04,182 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-14 05:41:04,183 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-14 05:41:04,225 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states. [2020-10-14 05:41:04,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-14 05:41:04,233 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:41:04,234 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] [2020-10-14 05:41:04,234 INFO L427 AbstractCegarLoop]: === Iteration 1 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:41:04,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:41:04,241 INFO L82 PathProgramCache]: Analyzing trace with hash -1023421642, now seen corresponding path program 1 times [2020-10-14 05:41:04,251 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:41:04,251 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1390351226] [2020-10-14 05:41:04,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:41:04,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:05,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:05,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:05,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:07,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:08,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:10,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:10,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 05:41:10,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-14 05:41:10,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-14 05:41:10,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:10,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:10,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:41:10,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 05:41:10,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-14 05:41:10,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-14 05:41:31,968 WARN L193 SmtUtils]: Spent 21.52 s on a formula simplification that was a NOOP. DAG size: 2056 [2020-10-14 05:41:31,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:41:32,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:32,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:32,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:32,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:41:32,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:41:32,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 353 [2020-10-14 05:41:32,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:32,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:32,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:41:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:41:32,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:41:32,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:41:32,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:41:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:41:32,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:41:32,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:41:32,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:41:32,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:41:32,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-14 05:41:32,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:41:32,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:41:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:41:32,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:41:32,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 05:41:32,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:41:32,749 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 05:41:32,750 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1390351226] [2020-10-14 05:41:32,751 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:41:32,752 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 05:41:32,753 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335821241] [2020-10-14 05:41:32,758 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 05:41:32,758 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:41:32,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 05:41:32,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 05:41:32,775 INFO L87 Difference]: Start difference. First operand 510 states. Second operand 5 states. [2020-10-14 05:41:56,135 WARN L193 SmtUtils]: Spent 21.39 s on a formula simplification that was a NOOP. DAG size: 2058 [2020-10-14 05:42:28,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:42:28,300 INFO L93 Difference]: Finished difference Result 883 states and 1270 transitions. [2020-10-14 05:42:28,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-14 05:42:28,304 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-10-14 05:42:28,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:42:28,327 INFO L225 Difference]: With dead ends: 883 [2020-10-14 05:42:28,327 INFO L226 Difference]: Without dead ends: 552 [2020-10-14 05:42:28,340 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 43.2s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-14 05:42:28,357 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-14 05:42:28,690 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 493. [2020-10-14 05:42:28,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 493 states. [2020-10-14 05:42:28,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 493 states and 655 transitions. [2020-10-14 05:42:28,697 INFO L78 Accepts]: Start accepts. Automaton has 493 states and 655 transitions. Word has length 20 [2020-10-14 05:42:28,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:42:28,698 INFO L479 AbstractCegarLoop]: Abstraction has 493 states and 655 transitions. [2020-10-14 05:42:28,698 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 05:42:28,698 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 655 transitions. [2020-10-14 05:42:28,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-14 05:42:28,699 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:42:28,699 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] [2020-10-14 05:42:28,700 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-14 05:42:28,700 INFO L427 AbstractCegarLoop]: === Iteration 2 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:42:28,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:42:28,700 INFO L82 PathProgramCache]: Analyzing trace with hash -1023144812, now seen corresponding path program 1 times [2020-10-14 05:42:28,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:42:28,701 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1100146331] [2020-10-14 05:42:28,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:42:28,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:29,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:29,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:29,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:30,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:30,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 05:42:30,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-14 05:42:30,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2056 [2020-10-14 05:42:30,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:30,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:42:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 05:42:30,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-14 05:42:30,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:53,174 WARN L193 SmtUtils]: Spent 21.18 s on a formula simplification that was a NOOP. DAG size: 2056 [2020-10-14 05:42:53,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-14 05:42:53,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:53,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:53,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:53,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:42:53,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:42:53,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 377 [2020-10-14 05:42:53,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:53,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-14 05:42:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:42:53,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-14 05:42:53,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:53,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-14 05:42:53,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:42:53,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:42:53,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:42:53,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-14 05:42:53,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:42:53,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-14 05:42:53,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:42:53,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:42:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:42:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-14 05:42:53,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-14 05:42:53,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-14 05:42:53,895 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 05:42:53,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1100146331] [2020-10-14 05:42:53,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-14 05:42:53,897 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-14 05:42:53,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1483273952] [2020-10-14 05:42:53,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-14 05:42:53,899 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-14 05:42:53,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-14 05:42:53,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-14 05:42:53,900 INFO L87 Difference]: Start difference. First operand 493 states and 655 transitions. Second operand 5 states. [2020-10-14 05:43:18,405 WARN L193 SmtUtils]: Spent 21.36 s on a formula simplification that was a NOOP. DAG size: 2059 [2020-10-14 05:43:52,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-14 05:43:52,158 INFO L93 Difference]: Finished difference Result 559 states and 759 transitions. [2020-10-14 05:43:52,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-14 05:43:52,160 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 20 [2020-10-14 05:43:52,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-14 05:43:52,167 INFO L225 Difference]: With dead ends: 559 [2020-10-14 05:43:52,167 INFO L226 Difference]: Without dead ends: 552 [2020-10-14 05:43:52,168 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 43.4s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-14 05:43:52,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 552 states. [2020-10-14 05:43:52,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 552 to 502. [2020-10-14 05:43:52,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 502 states. [2020-10-14 05:43:52,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 666 transitions. [2020-10-14 05:43:52,461 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 666 transitions. Word has length 20 [2020-10-14 05:43:52,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-14 05:43:52,462 INFO L479 AbstractCegarLoop]: Abstraction has 502 states and 666 transitions. [2020-10-14 05:43:52,462 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-14 05:43:52,462 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 666 transitions. [2020-10-14 05:43:52,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-10-14 05:43:52,463 INFO L414 BasicCegarLoop]: Found error trace [2020-10-14 05:43:52,463 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] [2020-10-14 05:43:52,464 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-14 05:43:52,464 INFO L427 AbstractCegarLoop]: === Iteration 3 === [errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-14 05:43:52,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-14 05:43:52,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1037766551, now seen corresponding path program 1 times [2020-10-14 05:43:52,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-14 05:43:52,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [441565724] [2020-10-14 05:43:52,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-14 05:43:52,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-14 05:43:52,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-14 05:43:53,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-14 05:43:53,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-14 05:43:53,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-14 05:43:53,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 992 [2020-10-14 05:43:53,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-14 05:43:53,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-10-14 05:43:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-14 05:43:53,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-14 05:43:53,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-14 05:43:53,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0