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 LoopFreeBlock --sifa.call.summarizer InterpretCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 07:05:57,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 07:05:57,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 07:05:57,654 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 07:05:57,654 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 07:05:57,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 07:05:57,657 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 07:05:57,659 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 07:05:57,660 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 07:05:57,661 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 07:05:57,662 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 07:05:57,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 07:05:57,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 07:05:57,665 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 07:05:57,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 07:05:57,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 07:05:57,667 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 07:05:57,668 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 07:05:57,670 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 07:05:57,672 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 07:05:57,674 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 07:05:57,675 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 07:05:57,676 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 07:05:57,677 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 07:05:57,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 07:05:57,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 07:05:57,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 07:05:57,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 07:05:57,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 07:05:57,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 07:05:57,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 07:05:57,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 07:05:57,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 07:05:57,684 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 07:05:57,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 07:05:57,686 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 07:05:57,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 07:05:57,687 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 07:05:57,687 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 07:05:57,688 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 07:05:57,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 07:05:57,689 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 [2019-09-19 07:05:57,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 07:05:57,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 07:05:57,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 07:05:57,705 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 07:05:57,705 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 07:05:57,705 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 07:05:57,705 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 07:05:57,706 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 07:05:57,706 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 07:05:57,706 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 07:05:57,706 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 07:05:57,707 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 07:05:57,707 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 07:05:57,707 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 07:05:57,707 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 07:05:57,707 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 07:05:57,708 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 07:05:57,708 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 07:05:57,708 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 07:05:57,708 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 07:05:57,709 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 07:05:57,709 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 07:05:57,709 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 07:05:57,709 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 07:05:57,709 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 07:05:57,710 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 07:05:57,710 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 07:05:57,710 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 07:05:57,710 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 -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> InterpretCallSummarizer 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 [2019-09-19 07:05:57,742 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 07:05:57,754 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 07:05:57,758 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 07:05:57,759 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 07:05:57,759 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 07:05:57,760 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-19 07:05:57,831 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342c139fd/0f4607b60379487998776c70cdb02ad1/FLAGf8102398f [2019-09-19 07:05:58,280 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 07:05:58,281 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-19 07:05:58,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342c139fd/0f4607b60379487998776c70cdb02ad1/FLAGf8102398f [2019-09-19 07:05:58,629 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/342c139fd/0f4607b60379487998776c70cdb02ad1 [2019-09-19 07:05:58,639 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 07:05:58,640 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 07:05:58,641 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 07:05:58,641 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 07:05:58,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 07:05:58,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:05:58" (1/1) ... [2019-09-19 07:05:58,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@770e497b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:58, skipping insertion in model container [2019-09-19 07:05:58,647 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 07:05:58" (1/1) ... [2019-09-19 07:05:58,654 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 07:05:58,695 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 07:05:58,967 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:05:58,972 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 07:05:59,113 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 07:05:59,132 INFO L192 MainTranslator]: Completed translation [2019-09-19 07:05:59,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59 WrapperNode [2019-09-19 07:05:59,133 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 07:05:59,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 07:05:59,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 07:05:59,134 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 07:05:59,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,172 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,180 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (1/1) ... [2019-09-19 07:05:59,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 07:05:59,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 07:05:59,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 07:05:59,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 07:05:59,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 07:05:59" (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 [2019-09-19 07:05:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 07:05:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 07:05:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-19 07:05:59,249 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-19 07:05:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-19 07:05:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 07:05:59,250 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-19 07:05:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-19 07:05:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-19 07:05:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-19 07:05:59,251 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-19 07:05:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-19 07:05:59,252 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-19 07:05:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 07:05:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-19 07:05:59,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-19 07:05:59,253 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-19 07:05:59,254 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 07:05:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-19 07:05:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 07:05:59,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 07:05:59,520 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 07:05:59,640 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-19 07:05:59,641 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-19 07:05:59,645 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 07:05:59,697 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-09-19 07:05:59,698 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-09-19 07:05:59,728 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 07:05:59,746 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-19 07:05:59,747 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-19 07:05:59,768 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-19 07:05:59,892 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-19 07:05:59,892 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-19 07:06:00,279 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 07:06:00,279 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-19 07:06:00,280 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:06:00 BoogieIcfgContainer [2019-09-19 07:06:00,281 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 07:06:00,281 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 07:06:00,281 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 07:06:00,282 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 07:06:00,283 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 07:06:00" (1/1) ... [2019-09-19 07:06:00,284 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=InterpretCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-19 07:06:00,311 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 07:06:00,314 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 07:06:00,332 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 07:06:00,343 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 07:06:00,344 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 07:06:00,563 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 74 for LOIs [2019-09-19 07:06:01,467 WARN L191 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 106 [2019-09-19 07:06:01,628 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-19 07:06:01,785 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 1 [2019-09-19 07:06:02,038 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-19 07:06:02,165 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 07:06:02,303 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:02,425 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:02,625 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 07:06:02,782 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification that was a NOOP. DAG size: 111 [2019-09-19 07:06:02,946 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 1 [2019-09-19 07:06:03,209 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-19 07:06:03,328 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 07:06:03,448 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:03,569 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:04,609 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 137 DAG size of output: 125 [2019-09-19 07:06:05,041 WARN L191 SmtUtils]: Spent 431.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-19 07:06:05,379 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 105 [2019-09-19 07:06:05,534 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:06:05,903 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 96 [2019-09-19 07:06:06,019 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2019-09-19 07:06:06,139 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:06,257 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-19 07:06:07,496 WARN L191 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 141 DAG size of output: 129 [2019-09-19 07:06:08,036 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-19 07:06:08,203 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-19 07:06:08,375 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-19 07:06:08,619 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-19 07:06:09,351 WARN L191 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 105 [2019-09-19 07:06:09,487 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:06:09,623 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:09,766 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:09,951 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 07:06:10,162 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 07:06:10,432 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-19 07:06:10,634 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:06:11,323 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 113 [2019-09-19 07:06:11,476 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-19 07:06:12,369 WARN L191 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 119 [2019-09-19 07:06:12,796 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 119 [2019-09-19 07:06:13,957 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 123 DAG size of output: 121 [2019-09-19 07:06:14,276 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 70 for LOIs [2019-09-19 07:06:14,474 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-19 07:06:14,746 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-19 07:06:14,978 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-19 07:06:15,225 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-19 07:06:15,982 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 105 [2019-09-19 07:06:16,120 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:06:16,261 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:16,400 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:16,577 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 72 [2019-09-19 07:06:16,816 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 75 [2019-09-19 07:06:17,560 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 105 [2019-09-19 07:06:17,696 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 105 [2019-09-19 07:06:17,834 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:17,971 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-19 07:06:18,154 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 07:06:18,319 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-19 07:06:18,478 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 07:06:18,675 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 07:06:18,961 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 46 [2019-09-19 07:06:19,187 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 55 [2019-09-19 07:06:19,249 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 68 for LOIs [2019-09-19 07:06:19,517 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 73 [2019-09-19 07:06:19,841 WARN L191 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 76 [2019-09-19 07:06:20,080 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 51 [2019-09-19 07:06:20,477 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2019-09-19 07:06:20,583 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-19 07:06:20,603 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 56 for LOIs [2019-09-19 07:06:20,605 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 13 for LOIs [2019-09-19 07:06:20,616 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 21 for LOIs [2019-09-19 07:06:20,772 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 40 [2019-09-19 07:06:20,879 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 23 for LOIs [2019-09-19 07:06:20,903 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 07:06:20,903 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 07:06:20,906 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 638#(or (and (= ~MPR3~0 ~s~0) (not (= 1 ~customIrp~0)) (not (= ~setEventCalled~0 1))) (and (not (= ~s~0 ~NP~0)) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~myStatus~0 2147483647))) [2019-09-19 07:06:20,917 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 07:06:20,917 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 07:06:20,919 INFO L168 Benchmark]: Toolchain (without parser) took 22278.55 ms. Allocated memory was 138.4 MB in the beginning and 512.2 MB in the end (delta: 373.8 MB). Free memory was 86.2 MB in the beginning and 214.2 MB in the end (delta: -128.0 MB). Peak memory consumption was 245.8 MB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,920 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,921 INFO L168 Benchmark]: CACSL2BoogieTranslator took 492.56 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 86.0 MB in the beginning and 173.8 MB in the end (delta: -87.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,921 INFO L168 Benchmark]: Boogie Preprocessor took 55.20 ms. Allocated memory is still 199.8 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,922 INFO L168 Benchmark]: RCFGBuilder took 1091.77 ms. Allocated memory is still 199.8 MB. Free memory was 171.9 MB in the beginning and 85.4 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,923 INFO L168 Benchmark]: Sifa took 20635.79 ms. Allocated memory was 199.8 MB in the beginning and 512.2 MB in the end (delta: 312.5 MB). Free memory was 85.4 MB in the beginning and 214.2 MB in the end (delta: -128.9 MB). Peak memory consumption was 183.6 MB. Max. memory is 7.1 GB. [2019-09-19 07:06:20,927 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.4 MB. Free memory was 104.4 MB in the beginning and 104.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 492.56 ms. Allocated memory was 138.4 MB in the beginning and 199.8 MB in the end (delta: 61.3 MB). Free memory was 86.0 MB in the beginning and 173.8 MB in the end (delta: -87.8 MB). Peak memory consumption was 23.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 55.20 ms. Allocated memory is still 199.8 MB. Free memory was 173.8 MB in the beginning and 171.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 1.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1091.77 ms. Allocated memory is still 199.8 MB. Free memory was 171.9 MB in the beginning and 85.4 MB in the end (delta: 86.5 MB). Peak memory consumption was 86.5 MB. Max. memory is 7.1 GB. * Sifa took 20635.79 ms. Allocated memory was 199.8 MB in the beginning and 512.2 MB in the end (delta: 312.5 MB). Free memory was 85.4 MB in the beginning and 214.2 MB in the end (delta: -128.9 MB). Peak memory consumption was 183.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 20595, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 351, DAG_INTERPRETER_EARLY_EXITS: 20, TOOLS_POST_APPLICATIONS: 255, TOOLS_POST_TIME[ms]: 161, TOOLS_POST_CALL_APPLICATIONS: 64, TOOLS_POST_CALL_TIME[ms]: 219, TOOLS_POST_RETURN_APPLICATIONS: 50, TOOLS_POST_RETURN_TIME[ms]: 90, TOOLS_QUANTIFIERELIM_APPLICATIONS: 336, TOOLS_QUANTIFIERELIM_TIME[ms]: 336, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25, FLUID_QUERY_TIME[ms]: 16, FLUID_QUERIES: 351, FLUID_YES_ANSWERS: 3, DOMAIN_JOIN_APPLICATIONS: 96, DOMAIN_JOIN_TIME[ms]: 19649, DOMAIN_ALPHA_APPLICATIONS: 3, DOMAIN_ALPHA_TIME[ms]: 35, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 84, DOMAIN_ISBOTTOM_TIME[ms]: 244, 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: 0, CALL_SUMMARIZER_CACHE_MISSES: 50, CALL_SUMMARIZER_OVERALL_TIME[ms]: 0, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 15399, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 52, DAG_COMPRESSION_PROCESSED_NODES: 682, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 580]: 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 638#(or (and (= ~MPR3~0 ~s~0) (not (= 1 ~customIrp~0)) (not (= ~setEventCalled~0 1))) (and (not (= ~s~0 ~NP~0)) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~myStatus~0 2147483647))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...