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 SequenceOfStatements --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 02:46:39,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 02:46:39,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 02:46:39,710 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 02:46:39,711 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 02:46:39,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 02:46:39,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 02:46:39,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 02:46:39,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 02:46:39,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 02:46:39,733 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 02:46:39,735 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 02:46:39,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 02:46:39,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 02:46:39,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 02:46:39,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 02:46:39,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 02:46:39,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 02:46:39,744 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 02:46:39,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 02:46:39,753 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 02:46:39,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 02:46:39,757 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 02:46:39,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 02:46:39,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 02:46:39,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 02:46:39,762 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 02:46:39,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 02:46:39,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 02:46:39,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 02:46:39,766 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 02:46:39,768 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 02:46:39,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 02:46:39,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 02:46:39,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 02:46:39,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 02:46:39,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 02:46:39,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 02:46:39,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 02:46:39,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 02:46:39,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 02:46:39,775 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 [2019-09-18 02:46:39,803 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 02:46:39,804 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 02:46:39,806 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 02:46:39,806 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 02:46:39,806 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 02:46:39,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 02:46:39,807 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 02:46:39,807 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 02:46:39,807 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 02:46:39,807 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 02:46:39,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 02:46:39,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 02:46:39,808 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 02:46:39,808 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 02:46:39,808 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 02:46:39,809 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 02:46:39,809 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 02:46:39,809 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 02:46:39,809 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 02:46:39,810 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 02:46:39,810 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 02:46:39,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 02:46:39,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 02:46:39,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 02:46:39,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 02:46:39,812 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 02:46:39,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 02:46:39,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 02:46:39,813 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 -> SequenceOfStatements 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 [2019-09-18 02:46:39,848 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 02:46:39,861 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 02:46:39,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 02:46:39,867 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 02:46:39,867 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 02:46:39,868 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-18 02:46:39,937 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a51c08c/5971a40df44344c2a8928a0cab77545c/FLAGa4c7500cc [2019-09-18 02:46:40,456 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 02:46:40,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-18 02:46:40,490 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a51c08c/5971a40df44344c2a8928a0cab77545c/FLAGa4c7500cc [2019-09-18 02:46:40,771 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a51c08c/5971a40df44344c2a8928a0cab77545c [2019-09-18 02:46:40,781 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 02:46:40,782 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 02:46:40,783 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 02:46:40,783 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 02:46:40,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 02:46:40,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:46:40" (1/1) ... [2019-09-18 02:46:40,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45983b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:40, skipping insertion in model container [2019-09-18 02:46:40,789 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 02:46:40" (1/1) ... [2019-09-18 02:46:40,795 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 02:46:40,847 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 02:46:41,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:46:41,251 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 02:46:41,339 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 02:46:41,372 INFO L192 MainTranslator]: Completed translation [2019-09-18 02:46:41,373 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41 WrapperNode [2019-09-18 02:46:41,373 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 02:46:41,374 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 02:46:41,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 02:46:41,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 02:46:41,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,404 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,438 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,451 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,460 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (1/1) ... [2019-09-18 02:46:41,467 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 02:46:41,470 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 02:46:41,470 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 02:46:41,471 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 02:46:41,471 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 02:46:41" (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 [2019-09-18 02:46:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 02:46:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 02:46:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-18 02:46:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-18 02:46:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-18 02:46:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-18 02:46:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-18 02:46:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-18 02:46:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-18 02:46:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-18 02:46:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-18 02:46:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-18 02:46:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 02:46:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-18 02:46:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 02:46:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-18 02:46:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-18 02:46:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-18 02:46:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 02:46:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 02:46:41,842 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:41,915 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-18 02:46:41,916 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-18 02:46:41,932 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:42,076 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-18 02:46:42,076 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-18 02:46:42,077 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:42,114 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-18 02:46:42,114 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-18 02:46:42,120 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:42,169 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-18 02:46:42,169 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-18 02:46:42,266 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:42,300 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-18 02:46:42,301 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-18 02:46:42,329 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-18 02:46:42,442 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-18 02:46:42,443 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-18 02:46:42,453 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 02:46:42,453 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-18 02:46:42,455 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:46:42 BoogieIcfgContainer [2019-09-18 02:46:42,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 02:46:42,456 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 02:46:42,456 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 02:46:42,456 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 02:46:42,457 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 02:46:42" (1/1) ... [2019-09-18 02:46:42,459 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 [2019-09-18 02:46:42,490 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 02:46:42,490 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 02:46:42,511 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 02:46:42,523 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 02:46:42,525 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 02:46:42,732 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-18 02:46:44,021 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:44,462 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:45,333 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:45,750 WARN L191 SmtUtils]: Spent 416.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:46,647 WARN L191 SmtUtils]: Spent 895.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:47,076 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:47,921 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:48,364 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:49,243 WARN L191 SmtUtils]: Spent 877.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:49,659 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:50,528 WARN L191 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:50,990 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:51,832 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:52,243 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:53,117 WARN L191 SmtUtils]: Spent 872.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:53,561 WARN L191 SmtUtils]: Spent 442.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:54,428 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:54,849 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:55,699 WARN L191 SmtUtils]: Spent 847.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:56,112 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:57,022 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:57,449 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:58,331 WARN L191 SmtUtils]: Spent 881.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:46:58,752 WARN L191 SmtUtils]: Spent 419.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:46:59,599 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:00,011 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:00,872 WARN L191 SmtUtils]: Spent 859.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:01,286 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:02,134 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:02,542 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:03,395 WARN L191 SmtUtils]: Spent 851.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:03,814 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:04,659 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:05,066 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:05,911 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:06,318 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:07,177 WARN L191 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:07,621 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:08,456 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:08,867 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:09,718 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:10,127 WARN L191 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:10,969 WARN L191 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:11,380 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:12,232 WARN L191 SmtUtils]: Spent 850.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:12,635 WARN L191 SmtUtils]: Spent 401.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:13,481 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:13,890 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:14,728 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:15,135 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:15,979 WARN L191 SmtUtils]: Spent 842.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:16,389 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:17,229 WARN L191 SmtUtils]: Spent 839.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:17,640 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:18,479 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:18,888 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:19,735 WARN L191 SmtUtils]: Spent 845.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:20,139 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:20,984 WARN L191 SmtUtils]: Spent 843.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-18 02:47:21,393 WARN L191 SmtUtils]: Spent 408.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:47:22,293 WARN L191 SmtUtils]: Spent 784.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2019-09-18 02:47:22,415 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 02:47:23,184 WARN L191 SmtUtils]: Spent 767.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 85 [2019-09-18 02:47:23,313 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 02:47:23,686 WARN L191 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-18 02:47:23,810 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 02:47:24,195 WARN L191 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 85 [2019-09-18 02:47:24,318 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 85 [2019-09-18 02:47:25,009 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-18 02:47:25,366 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 02:47:26,061 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 92 [2019-09-18 02:47:26,397 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 02:47:27,372 WARN L191 SmtUtils]: Spent 969.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2019-09-18 02:47:28,364 WARN L191 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 98 [2019-09-18 02:47:29,645 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 02:47:29,875 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-18 02:47:30,045 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 02:47:30,271 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-18 02:47:30,488 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 02:47:30,710 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 52 [2019-09-18 02:47:31,360 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-18 02:47:31,672 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 43 [2019-09-18 02:47:32,014 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 46 [2019-09-18 02:47:32,356 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 47 [2019-09-18 02:47:32,872 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2019-09-18 02:47:33,161 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 46 [2019-09-18 02:47:33,550 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 49 [2019-09-18 02:47:33,905 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 50 [2019-09-18 02:47:34,166 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 52 [2019-09-18 02:47:34,268 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 02:47:34,377 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 52 [2019-09-18 02:47:34,807 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 55 [2019-09-18 02:47:35,799 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2019-09-18 02:47:35,997 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 36 [2019-09-18 02:47:36,316 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-18 02:47:36,584 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2019-09-18 02:47:36,852 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 59 [2019-09-18 02:47:37,270 WARN L191 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 67 [2019-09-18 02:47:37,446 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 67 [2019-09-18 02:47:37,951 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 74 [2019-09-18 02:47:38,957 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 134 [2019-09-18 02:47:39,394 WARN L191 SmtUtils]: Spent 435.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-18 02:47:39,541 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-18 02:47:39,691 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-18 02:47:40,050 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 39 [2019-09-18 02:47:40,310 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-18 02:47:40,577 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 47 [2019-09-18 02:47:40,924 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 02:47:41,167 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 50 [2019-09-18 02:47:42,082 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2019-09-18 02:47:42,275 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-18 02:47:42,683 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-18 02:47:42,938 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 54 [2019-09-18 02:47:44,752 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 142 DAG size of output: 141 [2019-09-18 02:47:46,237 WARN L191 SmtUtils]: Spent 1.39 s on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 02:47:46,932 WARN L191 SmtUtils]: Spent 694.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 02:47:48,473 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 160 DAG size of output: 149 [2019-09-18 02:47:49,227 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:47:50,761 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 160 DAG size of output: 149 [2019-09-18 02:47:51,516 WARN L191 SmtUtils]: Spent 753.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:47:52,981 WARN L191 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2019-09-18 02:47:54,544 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 158 DAG size of output: 149 [2019-09-18 02:47:56,104 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 158 DAG size of output: 149 [2019-09-18 02:47:57,071 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 134 [2019-09-18 02:47:57,495 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-18 02:47:58,998 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 142 DAG size of output: 141 [2019-09-18 02:48:00,231 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 149 DAG size of output: 135 [2019-09-18 02:48:00,653 WARN L191 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 02:48:02,319 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 143 DAG size of output: 142 [2019-09-18 02:48:02,787 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-18 02:48:03,092 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 6 [2019-09-18 02:48:03,255 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2019-09-18 02:48:04,881 WARN L191 SmtUtils]: Spent 1.58 s on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 02:48:05,595 WARN L191 SmtUtils]: Spent 712.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 02:48:07,010 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 02:48:07,699 WARN L191 SmtUtils]: Spent 688.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 02:48:09,172 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2019-09-18 02:48:10,650 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2019-09-18 02:48:12,148 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 02:48:12,829 WARN L191 SmtUtils]: Spent 680.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 02:48:14,250 WARN L191 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 153 DAG size of output: 141 [2019-09-18 02:48:14,940 WARN L191 SmtUtils]: Spent 689.00 ms on a formula simplification that was a NOOP. DAG size: 141 [2019-09-18 02:48:16,493 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2019-09-18 02:48:17,971 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 151 DAG size of output: 141 [2019-09-18 02:48:18,153 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 6 [2019-09-18 02:48:18,272 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 6 [2019-09-18 02:48:18,388 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 6 [2019-09-18 02:48:18,512 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 6 [2019-09-18 02:48:18,629 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 6 [2019-09-18 02:48:18,743 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 6 [2019-09-18 02:48:18,973 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 6 [2019-09-18 02:48:19,110 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2019-09-18 02:48:19,265 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 6 [2019-09-18 02:48:19,381 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 6 [2019-09-18 02:48:19,527 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 6 [2019-09-18 02:48:19,663 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 6 [2019-09-18 02:48:19,793 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 6 [2019-09-18 02:48:19,909 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 6 [2019-09-18 02:48:20,139 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 6 [2019-09-18 02:48:20,255 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 6 [2019-09-18 02:48:20,390 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 6 [2019-09-18 02:48:20,506 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 6 [2019-09-18 02:48:20,957 WARN L191 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 70 [2019-09-18 02:48:21,081 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-18 02:48:21,082 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 74 for LOIs [2019-09-18 02:48:21,926 WARN L191 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 109 [2019-09-18 02:48:22,296 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 02:48:23,109 WARN L191 SmtUtils]: Spent 811.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 109 [2019-09-18 02:48:23,485 WARN L191 SmtUtils]: Spent 376.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 02:48:24,304 WARN L191 SmtUtils]: Spent 817.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 109 [2019-09-18 02:48:24,681 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 02:48:25,547 WARN L191 SmtUtils]: Spent 855.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 109 [2019-09-18 02:48:25,947 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-18 02:48:26,950 WARN L191 SmtUtils]: Spent 984.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 111 [2019-09-18 02:48:28,008 WARN L191 SmtUtils]: Spent 985.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 111 [2019-09-18 02:48:29,081 WARN L191 SmtUtils]: Spent 1.00 s on a formula simplification. DAG size of input: 130 DAG size of output: 111 [2019-09-18 02:48:29,271 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 16 [2019-09-18 02:48:29,388 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 16 [2019-09-18 02:48:29,508 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 16 [2019-09-18 02:48:29,629 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2019-09-18 02:48:29,749 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2019-09-18 02:48:29,870 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2019-09-18 02:48:30,879 WARN L191 SmtUtils]: Spent 990.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 112 [2019-09-18 02:48:31,843 WARN L191 SmtUtils]: Spent 884.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 112 [2019-09-18 02:48:32,228 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-18 02:48:33,253 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 145 DAG size of output: 115 [2019-09-18 02:48:34,008 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 16 [2019-09-18 02:48:34,237 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 16 [2019-09-18 02:48:34,478 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 16 [2019-09-18 02:48:34,607 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 16 [2019-09-18 02:48:34,732 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 16 [2019-09-18 02:48:34,860 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 16 [2019-09-18 02:48:34,994 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2019-09-18 02:48:35,121 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2019-09-18 02:48:35,247 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 16 [2019-09-18 02:48:36,441 WARN L191 SmtUtils]: Spent 899.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 123 [2019-09-18 02:48:36,881 WARN L191 SmtUtils]: Spent 439.00 ms on a formula simplification that was a NOOP. DAG size: 123 [2019-09-18 02:48:37,842 WARN L191 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 135 [2019-09-18 02:48:38,318 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 02:48:39,292 WARN L191 SmtUtils]: Spent 973.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 137 [2019-09-18 02:48:39,397 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 68 for LOIs [2019-09-18 02:48:39,812 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2019-09-18 02:48:40,014 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-18 02:48:40,083 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 70 for LOIs [2019-09-18 02:48:41,003 WARN L191 SmtUtils]: Spent 897.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 149 [2019-09-18 02:48:41,339 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:48:42,236 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 149 [2019-09-18 02:48:42,561 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:48:43,425 WARN L191 SmtUtils]: Spent 860.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 149 [2019-09-18 02:48:43,752 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:48:44,606 WARN L191 SmtUtils]: Spent 849.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 149 [2019-09-18 02:48:44,931 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 149 [2019-09-18 02:48:46,312 WARN L191 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2019-09-18 02:48:46,989 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-09-18 02:48:48,350 WARN L191 SmtUtils]: Spent 1.36 s on a formula simplification. DAG size of input: 159 DAG size of output: 156 [2019-09-18 02:48:49,028 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification that was a NOOP. DAG size: 156 [2019-09-18 02:48:50,862 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2019-09-18 02:48:52,717 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification. DAG size of input: 162 DAG size of output: 162 [2019-09-18 02:48:52,902 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2019-09-18 02:48:53,021 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 16 [2019-09-18 02:48:53,145 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 16 [2019-09-18 02:48:53,263 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 16 [2019-09-18 02:48:53,382 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 16 [2019-09-18 02:48:53,503 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 16 [2019-09-18 02:48:53,628 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 16 [2019-09-18 02:48:53,757 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 16 [2019-09-18 02:48:53,872 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 16 [2019-09-18 02:48:53,987 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 16 [2019-09-18 02:48:54,110 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 16 [2019-09-18 02:48:54,335 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 16 [2019-09-18 02:48:54,463 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 16 [2019-09-18 02:48:54,583 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 16 [2019-09-18 02:48:54,708 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 16 [2019-09-18 02:48:54,827 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 16 [2019-09-18 02:48:54,965 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 22 [2019-09-18 02:48:55,087 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 16 [2019-09-18 02:48:55,223 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 22 [2019-09-18 02:48:55,257 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 7 for LOIs [2019-09-18 02:48:55,284 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 70 for LOIs [2019-09-18 02:48:55,766 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 88 [2019-09-18 02:48:55,993 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 02:48:56,296 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 02:48:56,593 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-09-18 02:48:57,550 WARN L191 SmtUtils]: Spent 954.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 97 [2019-09-18 02:48:57,848 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 02:48:57,934 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 19 for LOIs [2019-09-18 02:48:58,072 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 15 for LOIs [2019-09-18 02:48:58,186 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-18 02:48:58,344 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 42 [2019-09-18 02:48:58,597 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 62 [2019-09-18 02:48:58,903 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 64 [2019-09-18 02:48:58,934 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 68 for LOIs [2019-09-18 02:48:59,368 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-18 02:48:59,535 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 02:48:59,955 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-18 02:49:00,120 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 02:49:00,544 WARN L191 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 102 [2019-09-18 02:49:00,707 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-18 02:49:01,290 WARN L191 SmtUtils]: Spent 575.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 97 [2019-09-18 02:49:01,563 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 02:49:02,177 WARN L191 SmtUtils]: Spent 609.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-18 02:49:02,473 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 02:49:03,074 WARN L191 SmtUtils]: Spent 599.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-18 02:49:03,371 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 02:49:03,973 WARN L191 SmtUtils]: Spent 601.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 106 [2019-09-18 02:49:04,268 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-18 02:49:05,011 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2019-09-18 02:49:05,808 WARN L191 SmtUtils]: Spent 736.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2019-09-18 02:49:06,614 WARN L191 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 109 [2019-09-18 02:49:06,971 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 02:49:07,244 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-18 02:49:07,424 WARN L191 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 17 [2019-09-18 02:49:07,437 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 21 for LOIs [2019-09-18 02:49:07,500 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 15 for LOIs [2019-09-18 02:49:07,533 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 14 for LOIs [2019-09-18 02:49:07,548 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 02:49:07,548 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 02:49:07,551 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1881#(or (not (= ~s~0 ~NP~0)) (and (not (= ~s~0 ~DC~0)) (= ~pended~0 0) (= ~compFptr~0 0))) [2019-09-18 02:49:07,562 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 02:49:07,562 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 02:49:07,563 INFO L168 Benchmark]: Toolchain (without parser) took 146781.50 ms. Allocated memory was 140.0 MB in the beginning and 187.7 MB in the end (delta: 47.7 MB). Free memory was 85.9 MB in the beginning and 145.3 MB in the end (delta: -59.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 02:49:07,564 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 02:49:07,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 590.58 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 171.7 MB in the end (delta: -86.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-09-18 02:49:07,564 INFO L168 Benchmark]: Boogie Preprocessor took 93.69 ms. Allocated memory is still 200.3 MB. Free memory was 171.7 MB in the beginning and 168.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-09-18 02:49:07,565 INFO L168 Benchmark]: RCFGBuilder took 985.20 ms. Allocated memory is still 200.3 MB. Free memory was 167.7 MB in the beginning and 98.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. [2019-09-18 02:49:07,565 INFO L168 Benchmark]: Sifa took 145106.39 ms. Allocated memory was 200.3 MB in the beginning and 187.7 MB in the end (delta: -12.6 MB). Free memory was 98.6 MB in the beginning and 145.3 MB in the end (delta: -46.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-18 02:49:07,567 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory was 104.7 MB in the beginning and 104.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 590.58 ms. Allocated memory was 140.0 MB in the beginning and 200.3 MB in the end (delta: 60.3 MB). Free memory was 85.7 MB in the beginning and 171.7 MB in the end (delta: -86.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 93.69 ms. Allocated memory is still 200.3 MB. Free memory was 171.7 MB in the beginning and 168.3 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 985.20 ms. Allocated memory is still 200.3 MB. Free memory was 167.7 MB in the beginning and 98.6 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. * Sifa took 145106.39 ms. Allocated memory was 200.3 MB in the beginning and 187.7 MB in the end (delta: -12.6 MB). Free memory was 98.6 MB in the beginning and 145.3 MB in the end (delta: -46.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 145061, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 979, DAG_INTERPRETER_EARLY_EXITS: 35, TOOLS_POST_APPLICATIONS: 826, TOOLS_POST_TIME[ms]: 371, TOOLS_POST_CALL_APPLICATIONS: 137, TOOLS_POST_CALL_TIME[ms]: 432, TOOLS_POST_RETURN_APPLICATIONS: 109, TOOLS_POST_RETURN_TIME[ms]: 176, TOOLS_QUANTIFIERELIM_APPLICATIONS: 1054, TOOLS_QUANTIFIERELIM_TIME[ms]: 708, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 24, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 979, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 336, DOMAIN_JOIN_TIME[ms]: 143018, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 303, DOMAIN_ISBOTTOM_TIME[ms]: 726, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 109, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 21243, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 21242, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 132, DAG_COMPRESSION_PROCESSED_NODES: 4483, DAG_COMPRESSION_RETAINED_NODES: 1349 - UnprovableResult [Line: 1012]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1881#(or (not (= ~s~0 ~NP~0)) (and (not (= ~s~0 ~DC~0)) (= ~pended~0 0) (= ~compFptr~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...