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 TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 15:38:36,603 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 15:38:36,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 15:38:36,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 15:38:36,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 15:38:36,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 15:38:36,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 15:38:36,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 15:38:36,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 15:38:36,623 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 15:38:36,624 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 15:38:36,625 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 15:38:36,625 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 15:38:36,626 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 15:38:36,627 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 15:38:36,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 15:38:36,629 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 15:38:36,630 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 15:38:36,632 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 15:38:36,634 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 15:38:36,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 15:38:36,637 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 15:38:36,638 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 15:38:36,639 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 15:38:36,641 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 15:38:36,641 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 15:38:36,642 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 15:38:36,643 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 15:38:36,643 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 15:38:36,644 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 15:38:36,644 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 15:38:36,645 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 15:38:36,646 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 15:38:36,647 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 15:38:36,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 15:38:36,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 15:38:36,648 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 15:38:36,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 15:38:36,649 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 15:38:36,650 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 15:38:36,650 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 15:38:36,651 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 [2019-09-25 15:38:36,665 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 15:38:36,666 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 15:38:36,667 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 15:38:36,667 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 15:38:36,667 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 15:38:36,668 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 15:38:36,668 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 15:38:36,668 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 15:38:36,668 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 15:38:36,668 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 15:38:36,668 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 15:38:36,669 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 15:38:36,669 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 15:38:36,669 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 15:38:36,669 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 15:38:36,669 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 15:38:36,670 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 15:38:36,670 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 15:38:36,670 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 15:38:36,670 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 15:38:36,670 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 15:38:36,671 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 15:38:36,671 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 15:38:36,671 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 15:38:36,671 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 15:38:36,672 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 15:38:36,672 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 15:38:36,672 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 15:38:36,672 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 -> 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 15:38:36,706 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 15:38:36,719 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 15:38:36,722 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 15:38:36,724 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 15:38:36,724 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 15:38:36,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-25 15:38:36,787 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4e53963/c024b08c29a948a4a4b186c7ae19fe60/FLAGe436049d9 [2019-09-25 15:38:37,258 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 15:38:37,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-25 15:38:37,270 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4e53963/c024b08c29a948a4a4b186c7ae19fe60/FLAGe436049d9 [2019-09-25 15:38:37,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/da4e53963/c024b08c29a948a4a4b186c7ae19fe60 [2019-09-25 15:38:37,627 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 15:38:37,628 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 15:38:37,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 15:38:37,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 15:38:37,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 15:38:37,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:38:37" (1/1) ... [2019-09-25 15:38:37,640 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fddbff9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:37, skipping insertion in model container [2019-09-25 15:38:37,641 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 03:38:37" (1/1) ... [2019-09-25 15:38:37,650 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 15:38:37,694 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 15:38:38,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:38:38,092 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 15:38:38,287 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 15:38:38,310 INFO L192 MainTranslator]: Completed translation [2019-09-25 15:38:38,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38 WrapperNode [2019-09-25 15:38:38,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 15:38:38,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 15:38:38,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 15:38:38,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 15:38:38,326 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,326 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,349 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,372 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,390 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (1/1) ... [2019-09-25 15:38:38,396 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 15:38:38,397 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 15:38:38,397 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 15:38:38,397 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 15:38:38,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 03:38:38" (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 [2019-09-25 15:38:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 15:38:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 15:38:38,468 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-25 15:38:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-25 15:38:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-25 15:38:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 15:38:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-25 15:38:38,469 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-25 15:38:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-25 15:38:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-25 15:38:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-25 15:38:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-25 15:38:38,470 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-25 15:38:38,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 15:38:38,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-25 15:38:38,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 15:38:38,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-25 15:38:38,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 15:38:38,471 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-25 15:38:38,472 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 15:38:38,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 15:38:38,750 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:38:38,866 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-25 15:38:38,866 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-25 15:38:38,868 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:38:38,919 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-09-25 15:38:38,919 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-09-25 15:38:38,933 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:38:38,955 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-25 15:38:38,955 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-25 15:38:38,967 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 15:38:39,211 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-25 15:38:39,211 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-25 15:38:39,654 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 15:38:39,655 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 15:38:39,656 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:38:39 BoogieIcfgContainer [2019-09-25 15:38:39,656 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 15:38:39,657 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 15:38:39,657 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 15:38:39,658 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 15:38:39,659 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 03:38:39" (1/1) ... [2019-09-25 15:38:39,660 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 15:38:39,684 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 15:38:39,685 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 15:38:39,693 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 15:38:39,704 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 15:38:39,706 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 15:38:39,932 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 74 for LOIs [2019-09-25 15:38:40,886 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 70 for LOIs [2019-09-25 15:38:41,107 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 39 for LOIs [2019-09-25 15:38:41,154 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 43 for LOIs [2019-09-25 15:38:41,167 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 40 for LOIs [2019-09-25 15:38:41,173 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 64 for LOIs [2019-09-25 15:38:41,205 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 33 for LOIs [2019-09-25 15:38:41,208 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 15:38:41,208 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 15:38:41,211 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 362#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (= ~NP~0 1) (= ~IPC~0 7) (= ~pended~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~Executive~0 0) (= ~compFptr~0 0) (= ~SKIP2~0 4) (= ~DC~0 2) (= ~MPR3~0 6)) [2019-09-25 15:38:41,226 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 15:38:41,227 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 15:38:41,230 INFO L168 Benchmark]: Toolchain (without parser) took 3600.33 ms. Allocated memory was 131.6 MB in the beginning and 265.8 MB in the end (delta: 134.2 MB). Free memory was 85.9 MB in the beginning and 163.9 MB in the end (delta: -78.0 MB). Peak memory consumption was 56.3 MB. Max. memory is 7.1 GB. [2019-09-25 15:38:41,233 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 15:38:41,234 INFO L168 Benchmark]: CACSL2BoogieTranslator took 681.05 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.7 MB in the beginning and 172.8 MB in the end (delta: -87.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:38:41,236 INFO L168 Benchmark]: Boogie Preprocessor took 85.61 ms. Allocated memory is still 199.8 MB. Free memory was 172.8 MB in the beginning and 170.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-25 15:38:41,237 INFO L168 Benchmark]: RCFGBuilder took 1259.57 ms. Allocated memory is still 199.8 MB. Free memory was 170.2 MB in the beginning and 82.2 MB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. [2019-09-25 15:38:41,243 INFO L168 Benchmark]: Sifa took 1569.66 ms. Allocated memory was 199.8 MB in the beginning and 265.8 MB in the end (delta: 66.1 MB). Free memory was 82.2 MB in the beginning and 163.9 MB in the end (delta: -81.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-25 15:38:41,255 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 131.6 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 681.05 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.7 MB in the beginning and 172.8 MB in the end (delta: -87.1 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 85.61 ms. Allocated memory is still 199.8 MB. Free memory was 172.8 MB in the beginning and 170.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1259.57 ms. Allocated memory is still 199.8 MB. Free memory was 170.2 MB in the beginning and 82.2 MB in the end (delta: 87.9 MB). Peak memory consumption was 87.9 MB. Max. memory is 7.1 GB. * Sifa took 1569.66 ms. Allocated memory was 199.8 MB in the beginning and 265.8 MB in the end (delta: 66.1 MB). Free memory was 82.2 MB in the beginning and 163.9 MB in the end (delta: -81.7 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]: 1527, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 146, TOOLS_POST_TIME[ms]: 108, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 226, TOOLS_POST_RETURN_APPLICATIONS: 28, TOOLS_POST_RETURN_TIME[ms]: 65, TOOLS_QUANTIFIERELIM_APPLICATIONS: 211, TOOLS_QUANTIFIERELIM_TIME[ms]: 293, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 21, FLUID_QUERY_TIME[ms]: 11, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME[ms]: 858, 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: 48, DOMAIN_ISBOTTOM_TIME[ms]: 107, 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: 28, CALL_SUMMARIZER_CACHE_MISSES: 11, CALL_SUMMARIZER_OVERALL_TIME[ms]: 692, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 691, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 11, DAG_COMPRESSION_TIME[ms]: 48, 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 362#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (= ~NP~0 1) (= ~IPC~0 7) (= ~pended~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~Executive~0 0) (= ~compFptr~0 0) (= ~SKIP2~0 4) (= ~DC~0 2) (= ~MPR3~0 6)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...