/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:12:35,732 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:12:35,735 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:12:35,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:12:35,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:12:35,752 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:12:35,754 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:12:35,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:12:35,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:12:35,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:12:35,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:12:35,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:12:35,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:12:35,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:12:35,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:12:35,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:12:35,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:12:35,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:12:35,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:12:35,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:12:35,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:12:35,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:12:35,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:12:35,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:12:35,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:12:35,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:12:35,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:12:35,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:12:35,777 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:12:35,778 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:12:35,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:12:35,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:12:35,779 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:12:35,780 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:12:35,781 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:12:35,781 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:12:35,782 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:12:35,782 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:12:35,782 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:12:35,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:12:35,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:12:35,785 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 [2019-11-07 10:12:35,799 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:12:35,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:12:35,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:12:35,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:12:35,800 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:12:35,801 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:12:35,801 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:12:35,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:12:35,801 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:12:35,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:12:35,802 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:12:35,803 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:12:35,804 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:12:35,804 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:12:35,804 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:12:35,804 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:12:35,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:12:35,805 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:12:35,805 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:12:35,805 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:12:35,805 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:12:35,805 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:12:35,806 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:12:35,806 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:12:36,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:12:36,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:12:36,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:12:36,115 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:12:36,115 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:12:36,116 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-07 10:12:36,180 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd7ae569/4d9f5303fdd34ec99c6f3a4d2d868242/FLAG09f5c3088 [2019-11-07 10:12:36,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:12:36,618 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-07 10:12:36,634 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd7ae569/4d9f5303fdd34ec99c6f3a4d2d868242/FLAG09f5c3088 [2019-11-07 10:12:37,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7bd7ae569/4d9f5303fdd34ec99c6f3a4d2d868242 [2019-11-07 10:12:37,016 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:12:37,018 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:12:37,019 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:12:37,019 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:12:37,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:12:37,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,027 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@776edd4c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37, skipping insertion in model container [2019-11-07 10:12:37,027 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,034 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:12:37,076 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:12:37,372 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:12:37,379 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:12:37,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:12:37,645 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:12:37,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37 WrapperNode [2019-11-07 10:12:37,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:12:37,647 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:12:37,647 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:12:37,647 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:12:37,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,672 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,692 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,704 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,708 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (1/1) ... [2019-11-07 10:12:37,714 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:12:37,715 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:12:37,715 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:12:37,715 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:12:37,716 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:37" (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 [2019-11-07 10:12:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:12:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:12:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-11-07 10:12:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-11-07 10:12:37,785 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-11-07 10:12:37,786 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-11-07 10:12:37,787 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-11-07 10:12:37,788 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-07 10:12:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:12:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 10:12:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:12:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 10:12:37,788 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-11-07 10:12:37,789 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-11-07 10:12:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-11-07 10:12:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-11-07 10:12:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-11-07 10:12:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-11-07 10:12:37,790 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-11-07 10:12:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-11-07 10:12:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-11-07 10:12:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-07 10:12:37,791 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:12:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-11-07 10:12:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:12:37,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:12:38,118 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,209 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-11-07 10:12:38,209 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-11-07 10:12:38,231 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,403 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-07 10:12:38,404 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-07 10:12:38,405 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,454 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-11-07 10:12:38,455 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-11-07 10:12:38,461 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,510 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-11-07 10:12:38,510 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-11-07 10:12:38,614 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,666 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-11-07 10:12:38,667 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-11-07 10:12:38,694 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:38,806 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-11-07 10:12:38,806 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-11-07 10:12:39,317 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:12:39,317 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 10:12:39,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:12:39 BoogieIcfgContainer [2019-11-07 10:12:39,319 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:12:39,320 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:12:39,320 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:12:39,320 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:12:39,322 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:12:39" (1/1) ... [2019-11-07 10:12:39,322 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ 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 [2019-11-07 10:12:39,348 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:12:39,348 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:12:39,359 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:12:39,367 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:12:39,369 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:12:39,440 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-11-07 10:12:39,747 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 50 [2019-11-07 10:12:43,602 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 72 for LOIs [2019-11-07 10:12:43,924 INFO L197 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 72 for LOIs [2019-11-07 10:12:44,039 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 68 for LOIs [2019-11-07 10:12:44,579 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-11-07 10:12:44,906 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2019-11-07 10:12:46,762 INFO L197 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 115 for LOIs [2019-11-07 10:12:46,804 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 119 for LOIs [2019-11-07 10:12:47,257 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 105 for LOIs [2019-11-07 10:12:47,355 INFO L197 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 107 for LOIs [2019-11-07 10:12:47,584 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 66 for LOIs [2019-11-07 10:12:47,594 INFO L197 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 66 for LOIs [2019-11-07 10:12:47,619 INFO L197 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 89 for LOIs [2019-11-07 10:12:47,673 INFO L197 IcfgInterpreter]: Interpreting procedure errorFn with input of size 101 for LOIs [2019-11-07 10:12:47,674 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:12:47,689 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:12:47,690 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:12:47,692 INFO L168 Benchmark]: Toolchain (without parser) took 10673.64 ms. Allocated memory was 144.7 MB in the beginning and 545.8 MB in the end (delta: 401.1 MB). Free memory was 101.7 MB in the beginning and 422.6 MB in the end (delta: -320.9 MB). Peak memory consumption was 80.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,693 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,694 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.77 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 101.3 MB in the beginning and 176.8 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,695 INFO L168 Benchmark]: Boogie Preprocessor took 67.52 ms. Allocated memory is still 203.9 MB. Free memory was 176.8 MB in the beginning and 173.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,696 INFO L168 Benchmark]: RCFGBuilder took 1604.73 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 173.3 MB in the beginning and 162.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,697 INFO L168 Benchmark]: Sifa took 8369.82 ms. Allocated memory was 236.5 MB in the beginning and 545.8 MB in the end (delta: 309.3 MB). Free memory was 162.4 MB in the beginning and 422.6 MB in the end (delta: -260.2 MB). Peak memory consumption was 49.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:47,701 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 121.0 MB in the beginning and 120.8 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.77 ms. Allocated memory was 144.7 MB in the beginning and 203.9 MB in the end (delta: 59.2 MB). Free memory was 101.3 MB in the beginning and 176.8 MB in the end (delta: -75.5 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.52 ms. Allocated memory is still 203.9 MB. Free memory was 176.8 MB in the beginning and 173.3 MB in the end (delta: 3.5 MB). Peak memory consumption was 3.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1604.73 ms. Allocated memory was 203.9 MB in the beginning and 236.5 MB in the end (delta: 32.5 MB). Free memory was 173.3 MB in the beginning and 162.4 MB in the end (delta: 11.0 MB). Peak memory consumption was 89.4 MB. Max. memory is 7.1 GB. * Sifa took 8369.82 ms. Allocated memory was 236.5 MB in the beginning and 545.8 MB in the end (delta: 309.3 MB). Free memory was 162.4 MB in the beginning and 422.6 MB in the end (delta: -260.2 MB). Peak memory consumption was 49.2 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]: 8326, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 120, DAG_INTERPRETER_EARLY_EXITS: 10, TOOLS_POST_APPLICATIONS: 257, TOOLS_POST_TIME[ms]: 185, TOOLS_POST_CALL_APPLICATIONS: 65, TOOLS_POST_CALL_TIME[ms]: 307, TOOLS_POST_RETURN_APPLICATIONS: 41, TOOLS_POST_RETURN_TIME[ms]: 76, TOOLS_QUANTIFIERELIM_APPLICATIONS: 361, TOOLS_QUANTIFIERELIM_TIME[ms]: 421, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 27, FLUID_QUERY_TIME[ms]: 22, FLUID_QUERIES: 343, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 100, DOMAIN_JOIN_TIME[ms]: 7222, 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: 120, DOMAIN_ISBOTTOM_TIME[ms]: 345, 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: 41, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2421, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2421, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 9, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 49, DAG_COMPRESSION_PROCESSED_NODES: 1977, DAG_COMPRESSION_RETAINED_NODES: 303 - 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 1035#(and (or (and (= ~MPR1~0 5) (= ~customIrp~0 0) (= ~UNLOADED~0 0) (<= 0 ~lowerDriverReturn~0) (<= 0 ~compRegistered~0) (<= ~myStatus~0 0) (= ~MPR3~0 6) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~NP~0 1) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (= ~compFptr~0 0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~customIrp~0 0) (<= ~DevicePowerState~0 1) (= ~NP~0 1) (= ~pended~0 0) (<= ~s~0 3) (<= ~SKIP1~0 3) (= ~SKIP2~0 4) (<= ~UNLOADED~0 0) (= ~setEventCalled~0 1) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (= ~DevicePowerState~0 1) (= ~Executive~0 0) (<= 1 ~s~0) (= ~DC~0 2) (not (= 0 ~compRegistered~0)) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (= ~IPC~0 7) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (<= 0 (+ ~myStatus~0 1073741637)) (<= 7 ~IPC~0) (not (= ~s~0 ~NP~0)) (<= 0 ~Executive~0) (<= ~lowerDriverReturn~0 0) (<= ~pended~0 0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= 0 ~customIrp~0) (<= ~SKIP2~0 4)) (and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= ~lowerDriverReturn~0 259) (<= 0 ~compRegistered~0) (= ~DevicePowerState~0 1) (= ~Executive~0 0) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (= ~DC~0 2) (= ~MPR3~0 6) (<= 0 ~UNLOADED~0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (= ~IPC~0 7) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (= ~compFptr~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~DevicePowerState~0 1) (= ~NP~0 1) (= ~pended~0 0) (<= 0 ~Executive~0) (<= ~pended~0 0) (<= 0 (+ ~lowerDriverReturn~0 1073741823)) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (= ~SKIP2~0 4) (<= ~UNLOADED~0 0) (<= ~SKIP2~0 4))) (or (and (<= 1 ~setEventCalled~0) (<= ~setEventCalled~0 1)) (and (<= ~lowerDriverReturn~0 259) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (<= 0 (+ ~lowerDriverReturn~0 1073741823))))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...