java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:25:22,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:25:22,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:25:22,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:25:22,785 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:25:22,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:25:22,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:25:22,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:25:22,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:25:22,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:25:22,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:25:22,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:25:22,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:25:22,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:25:22,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:25:22,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:25:22,799 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:25:22,800 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:25:22,803 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:25:22,809 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:25:22,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:25:22,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:25:22,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:25:22,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:25:22,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:25:22,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:25:22,821 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:25:22,822 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:25:22,822 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:25:22,824 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:25:22,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:25:22,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:25:22,826 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:25:22,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:25:22,831 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:25:22,831 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:25:22,832 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:25:22,832 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:25:22,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:25:22,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:25:22,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:25:22,837 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 19:25:22,857 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:25:22,858 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:25:22,860 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:25:22,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:25:22,860 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:25:22,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:25:22,861 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:25:22,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:25:22,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:25:22,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:25:22,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:25:22,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:25:22,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:25:22,863 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:25:22,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:25:22,864 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:25:22,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:25:22,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:25:22,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:25:22,864 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:25:22,865 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:25:22,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:22,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:25:22,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:25:22,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:25:22,866 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:25:22,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:25:22,866 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:25:22,866 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:25:22,911 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:25:22,925 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:25:22,932 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:25:22,938 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:25:22,938 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:25:22,939 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 19:25:23,004 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e14887c/e0cba8d71ee24671bfa8389615583e68/FLAGafae26e24 [2019-09-20 19:25:23,457 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:25:23,458 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/diskperf_simpl1.cil.c [2019-09-20 19:25:23,477 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e14887c/e0cba8d71ee24671bfa8389615583e68/FLAGafae26e24 [2019-09-20 19:25:23,818 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52e14887c/e0cba8d71ee24671bfa8389615583e68 [2019-09-20 19:25:23,826 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:25:23,828 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:25:23,829 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:23,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:25:23,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:25:23,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:23" (1/1) ... [2019-09-20 19:25:23,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21835382 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:23, skipping insertion in model container [2019-09-20 19:25:23,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:25:23" (1/1) ... [2019-09-20 19:25:23,844 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:25:23,900 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:25:24,323 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:24,329 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:25:24,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:25:24,439 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:25:24,440 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24 WrapperNode [2019-09-20 19:25:24,440 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:25:24,441 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:25:24,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:25:24,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:25:24,455 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,456 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,499 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,514 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,520 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... [2019-09-20 19:25:24,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:25:24,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:25:24,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:25:24,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:25:24,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:25:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:25:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:25:24,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSyncFilterWithTarget [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPnp [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIrpCompletion [2019-09-20 19:25:24,600 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfStartDevice [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRemoveDevice [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfSendToNextDriver [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDispatchPower [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfForwardIrpSynchronous [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfCreate [2019-09-20 19:25:24,601 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfIoCompletion [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfDeviceControl [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfShutdownFlush [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfUnload [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure DiskPerfRegisterDevice [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 19:25:24,602 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure IoBuildDeviceIoControlRequest [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 19:25:24,603 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 19:25:24,604 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 19:25:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:25:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 19:25:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:25:24,604 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPnp [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIrpCompletion [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfStartDevice [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRemoveDevice [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSendToNextDriver [2019-09-20 19:25:24,605 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDispatchPower [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfForwardIrpSynchronous [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfCreate [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfIoCompletion [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfDeviceControl [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfShutdownFlush [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfRegisterDevice [2019-09-20 19:25:24,606 INFO L130 BoogieDeclarations]: Found specification of procedure IoBuildDeviceIoControlRequest [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 19:25:24,607 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfSyncFilterWithTarget [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure DiskPerfUnload [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 19:25:24,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:25:24,609 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:25:24,909 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:25,208 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 19:25:25,209 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 19:25:25,223 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:25,313 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2019-09-20 19:25:25,313 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2019-09-20 19:25:25,362 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:25,390 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 19:25:25,391 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 19:25:25,406 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:25,452 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2019-09-20 19:25:25,452 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2019-09-20 19:25:25,905 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:25,957 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume !false; [2019-09-20 19:25:25,958 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume false; [2019-09-20 19:25:26,015 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 19:25:26,039 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2019-09-20 19:25:26,040 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2019-09-20 19:25:26,088 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:25:26,089 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-20 19:25:26,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:26 BoogieIcfgContainer [2019-09-20 19:25:26,091 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:25:26,091 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:25:26,092 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:25:26,092 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:25:26,093 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:25:26" (1/1) ... [2019-09-20 19:25:26,094 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-20 19:25:26,117 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:25:26,117 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:25:26,133 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:25:26,145 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:25:26,147 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:25:26,352 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 82 for LOIs [2019-09-20 19:25:27,046 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:25:27,368 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 35 DAG size of output: 35 [2019-09-20 19:25:27,766 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:28,139 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:28,545 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:28,929 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:29,032 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:29,338 WARN L191 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:29,447 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:29,778 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:30,371 WARN L191 SmtUtils]: Spent 487.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 91 [2019-09-20 19:25:30,605 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 19:25:31,089 WARN L191 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 19:25:31,333 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 19:25:31,851 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2019-09-20 19:25:32,099 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-20 19:25:32,399 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:32,503 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:32,849 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 71 [2019-09-20 19:25:33,449 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 92 [2019-09-20 19:25:33,694 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-20 19:25:34,217 WARN L191 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-20 19:25:34,776 WARN L191 SmtUtils]: Spent 536.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:25:35,338 WARN L191 SmtUtils]: Spent 554.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-20 19:25:35,588 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-09-20 19:25:35,711 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:25:35,816 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:25:35,921 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 19:25:36,358 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:36,659 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2019-09-20 19:25:36,779 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2019-09-20 19:25:36,935 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-20 19:25:37,092 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:37,277 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:37,472 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:37,652 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:37,833 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:38,010 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 43 [2019-09-20 19:25:38,212 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:25:38,384 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-20 19:25:38,593 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-20 19:25:38,855 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:39,020 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:39,175 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:39,331 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-20 19:25:39,565 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:25:39,786 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:25:40,041 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 19:25:40,291 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-20 19:25:40,509 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:25:40,721 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-20 19:25:41,365 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 103 [2019-09-20 19:25:41,515 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 50 [2019-09-20 19:25:42,226 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 100 [2019-09-20 19:25:42,501 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-20 19:25:42,717 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 75 [2019-09-20 19:25:43,390 WARN L191 SmtUtils]: Spent 578.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 78 [2019-09-20 19:25:43,672 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-20 19:25:44,221 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 80 [2019-09-20 19:25:44,492 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 19:25:45,270 WARN L191 SmtUtils]: Spent 776.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2019-09-20 19:25:45,643 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 19:25:46,391 WARN L191 SmtUtils]: Spent 744.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-20 19:25:46,756 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-20 19:25:47,754 WARN L191 SmtUtils]: Spent 995.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 88 [2019-09-20 19:25:48,012 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 76 [2019-09-20 19:25:48,519 WARN L191 SmtUtils]: Spent 392.00 ms on a formula simplification that was a NOOP. DAG size: 118 [2019-09-20 19:25:49,661 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:50,211 WARN L191 SmtUtils]: Spent 549.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:51,279 WARN L191 SmtUtils]: Spent 1.07 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:51,803 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:52,907 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:53,407 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:54,468 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:54,992 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:56,039 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:56,537 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:57,627 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:58,130 WARN L191 SmtUtils]: Spent 501.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:25:59,195 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:25:59,688 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:26:00,726 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:26:01,227 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:26:02,273 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:26:02,795 WARN L191 SmtUtils]: Spent 520.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:26:03,833 WARN L191 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:26:04,340 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:26:05,392 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:26:05,893 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-20 19:26:06,940 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 127 DAG size of output: 124 [2019-09-20 19:26:07,441 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 124