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 0.1.24-13a467a-m [2019-10-15 06:35:15,636 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 06:35:15,640 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 06:35:15,660 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 06:35:15,660 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 06:35:15,662 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 06:35:15,664 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 06:35:15,669 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 06:35:15,671 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 06:35:15,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 06:35:15,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 06:35:15,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 06:35:15,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 06:35:15,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 06:35:15,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 06:35:15,685 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 06:35:15,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 06:35:15,688 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 06:35:15,691 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 06:35:15,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 06:35:15,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 06:35:15,698 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 06:35:15,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 06:35:15,699 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 06:35:15,705 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 06:35:15,705 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 06:35:15,705 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 06:35:15,706 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 06:35:15,706 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 06:35:15,707 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 06:35:15,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 06:35:15,710 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 06:35:15,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 06:35:15,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 06:35:15,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 06:35:15,712 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 06:35:15,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 06:35:15,713 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 06:35:15,713 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 06:35:15,714 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 06:35:15,715 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 06:35:15,718 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 [2019-10-15 06:35:15,737 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 06:35:15,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 06:35:15,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 06:35:15,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 06:35:15,739 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 06:35:15,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 06:35:15,740 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 06:35:15,740 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 06:35:15,740 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 06:35:15,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 06:35:15,742 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 06:35:15,742 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 06:35:15,742 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 06:35:15,743 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 06:35:15,743 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 06:35:15,743 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 06:35:15,743 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 06:35:15,743 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 06:35:15,744 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 06:35:15,744 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 06:35:15,744 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 06:35:15,744 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 06:35:15,745 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 06:35:15,745 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 06:35:15,745 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 06:35:15,745 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 06:35:15,745 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 06:35:15,746 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 06:35:15,746 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 [2019-10-15 06:35:16,015 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 06:35:16,039 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 06:35:16,044 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 06:35:16,045 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 06:35:16,046 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 06:35:16,047 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-10-15 06:35:16,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb93cb74d/24d28dc656294e8889304c671f020bf2/FLAG7bdcb2d1c [2019-10-15 06:35:16,643 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 06:35:16,644 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-10-15 06:35:16,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb93cb74d/24d28dc656294e8889304c671f020bf2/FLAG7bdcb2d1c [2019-10-15 06:35:17,127 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bb93cb74d/24d28dc656294e8889304c671f020bf2 [2019-10-15 06:35:17,137 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 06:35:17,139 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 06:35:17,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 06:35:17,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 06:35:17,144 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 06:35:17,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a08bfe2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17, skipping insertion in model container [2019-10-15 06:35:17,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,155 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 06:35:17,219 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 06:35:17,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:35:17,502 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 06:35:17,664 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 06:35:17,684 INFO L192 MainTranslator]: Completed translation [2019-10-15 06:35:17,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17 WrapperNode [2019-10-15 06:35:17,685 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 06:35:17,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 06:35:17,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 06:35:17,686 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 06:35:17,700 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,714 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,714 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (1/1) ... [2019-10-15 06:35:17,755 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 06:35:17,756 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 06:35:17,756 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 06:35:17,756 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 06:35:17,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 06:35:17" (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 [2019-10-15 06:35:17,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 06:35:17,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 06:35:17,817 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-10-15 06:35:17,818 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-10-15 06:35:17,818 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-10-15 06:35:17,819 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 06:35:17,819 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-10-15 06:35:17,820 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-10-15 06:35:17,820 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-10-15 06:35:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-10-15 06:35:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-10-15 06:35:17,821 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-10-15 06:35:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-10-15 06:35:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-10-15 06:35:17,822 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-10-15 06:35:17,823 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-10-15 06:35:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-10-15 06:35:17,825 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-10-15 06:35:17,825 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-10-15 06:35:17,826 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-10-15 06:35:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-10-15 06:35:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-10-15 06:35:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-10-15 06:35:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-10-15 06:35:17,827 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-10-15 06:35:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-10-15 06:35:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-10-15 06:35:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-10-15 06:35:17,828 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 06:35:17,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 06:35:18,153 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,227 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-10-15 06:35:18,227 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-10-15 06:35:18,254 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,393 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-10-15 06:35:18,394 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-10-15 06:35:18,395 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,439 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-10-15 06:35:18,439 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-10-15 06:35:18,446 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,501 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-10-15 06:35:18,501 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-10-15 06:35:18,610 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,634 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-10-15 06:35:18,635 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-10-15 06:35:18,659 WARN L732 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-10-15 06:35:18,770 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-10-15 06:35:18,771 INFO L685 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-10-15 06:35:19,225 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 06:35:19,225 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-10-15 06:35:19,227 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:35:19 BoogieIcfgContainer [2019-10-15 06:35:19,227 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 06:35:19,228 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 06:35:19,228 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 06:35:19,228 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 06:35:19,230 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 06:35:19" (1/1) ... [2019-10-15 06:35:19,231 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 [2019-10-15 06:35:19,272 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 06:35:19,272 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 06:35:19,290 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 06:35:19,304 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 06:35:19,306 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 06:35:19,638 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 96 for LOIs [2019-10-15 06:35:22,661 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-10-15 06:35:23,960 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-10-15 06:35:24,150 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 96 for LOIs [2019-10-15 06:35:24,528 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 94 for LOIs [2019-10-15 06:35:24,633 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 94 for LOIs [2019-10-15 06:35:27,180 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 114 for LOIs [2019-10-15 06:35:27,234 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 119 for LOIs [2019-10-15 06:35:27,514 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 105 for LOIs [2019-10-15 06:35:27,599 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 101 for LOIs [2019-10-15 06:35:28,042 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 94 for LOIs [2019-10-15 06:35:28,059 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 94 for LOIs [2019-10-15 06:35:28,105 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 87 for LOIs [2019-10-15 06:35:28,196 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 97 for LOIs [2019-10-15 06:35:28,295 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 06:35:28,316 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 06:35:28,317 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 06:35:28,320 INFO L168 Benchmark]: Toolchain (without parser) took 11180.16 ms. Allocated memory was 138.4 MB in the beginning and 615.0 MB in the end (delta: 476.6 MB). Free memory was 101.8 MB in the beginning and 426.3 MB in the end (delta: -324.5 MB). Peak memory consumption was 152.1 MB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,321 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,322 INFO L168 Benchmark]: CACSL2BoogieTranslator took 545.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 175.4 MB in the end (delta: -73.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,323 INFO L168 Benchmark]: Boogie Preprocessor took 70.03 ms. Allocated memory is still 202.4 MB. Free memory was 175.4 MB in the beginning and 172.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,324 INFO L168 Benchmark]: RCFGBuilder took 1471.69 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 172.0 MB in the beginning and 161.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,325 INFO L168 Benchmark]: Sifa took 9089.05 ms. Allocated memory was 235.4 MB in the beginning and 615.0 MB in the end (delta: 379.6 MB). Free memory was 161.2 MB in the beginning and 426.3 MB in the end (delta: -265.1 MB). Peak memory consumption was 114.5 MB. Max. memory is 7.1 GB. [2019-10-15 06:35:28,346 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 545.31 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 175.4 MB in the end (delta: -73.8 MB). Peak memory consumption was 29.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 70.03 ms. Allocated memory is still 202.4 MB. Free memory was 175.4 MB in the beginning and 172.0 MB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1471.69 ms. Allocated memory was 202.4 MB in the beginning and 235.4 MB in the end (delta: 33.0 MB). Free memory was 172.0 MB in the beginning and 161.2 MB in the end (delta: 10.8 MB). Peak memory consumption was 89.0 MB. Max. memory is 7.1 GB. * Sifa took 9089.05 ms. Allocated memory was 235.4 MB in the beginning and 615.0 MB in the end (delta: 379.6 MB). Free memory was 161.2 MB in the beginning and 426.3 MB in the end (delta: -265.1 MB). Peak memory consumption was 114.5 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]: 9024, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 401, DAG_INTERPRETER_EARLY_EXITS: 26, TOOLS_POST_APPLICATIONS: 328, TOOLS_POST_TIME[ms]: 221, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 313, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 115, TOOLS_QUANTIFIERELIM_APPLICATIONS: 426, TOOLS_QUANTIFIERELIM_TIME[ms]: 460, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 21, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 401, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 113, DOMAIN_JOIN_TIME[ms]: 7766, 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: 144, DOMAIN_ISBOTTOM_TIME[ms]: 346, 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: 45, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2456, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2455, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 13, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 82, DAG_COMPRESSION_PROCESSED_NODES: 1977, DAG_COMPRESSION_RETAINED_NODES: 427 - 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 1153#(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) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 1 ~setEventCalled~0) (<= 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) (<= ~setEventCalled~0 1) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (<= 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) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (<= ~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))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...