/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_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:12:27,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:12:27,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:12:27,815 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:12:27,815 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:12:27,817 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:12:27,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:12:27,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:12:27,829 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:12:27,830 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:12:27,831 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:12:27,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:12:27,833 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:12:27,834 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:12:27,835 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:12:27,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:12:27,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:12:27,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:12:27,844 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:12:27,846 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:12:27,850 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:12:27,851 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:12:27,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:12:27,853 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:12:27,856 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:12:27,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:12:27,856 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:12:27,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:12:27,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:12:27,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:12:27,863 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:12:27,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:12:27,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:12:27,867 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:12:27,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:12:27,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:12:27,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:12:27,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:12:27,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:12:27,876 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:12:27,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:12:27,878 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 10:12:27,903 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:12:27,903 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:12:27,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:12:27,906 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:12:27,906 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:12:27,906 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:12:27,906 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:12:27,906 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:12:27,907 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:12:27,907 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:12:27,908 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:12:27,908 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:12:27,908 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:12:27,909 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:12:27,909 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:12:27,909 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:12:27,910 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:12:27,910 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:12:27,910 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:12:27,910 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:12:27,910 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:12:27,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:12:27,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:12:27,911 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:12:27,911 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:12:27,911 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:12:27,912 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:12:27,912 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:12:27,912 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 10:12:28,212 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:12:28,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:12:28,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:12:28,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:12:28,232 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:12:28,233 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-07 10:12:28,302 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e845817f/5b553ad4d94d4a54954d0c732af27a0b/FLAGb0afa68d0 [2019-11-07 10:12:28,741 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:12:28,743 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-11-07 10:12:28,763 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e845817f/5b553ad4d94d4a54954d0c732af27a0b/FLAGb0afa68d0 [2019-11-07 10:12:29,125 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e845817f/5b553ad4d94d4a54954d0c732af27a0b [2019-11-07 10:12:29,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:12:29,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:12:29,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:12:29,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:12:29,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:12:29,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7659e483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29, skipping insertion in model container [2019-11-07 10:12:29,149 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,156 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:12:29,205 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:12:29,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:12:29,458 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:12:29,606 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:12:29,622 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:12:29,622 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29 WrapperNode [2019-11-07 10:12:29,623 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:12:29,623 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:12:29,624 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:12:29,624 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:12:29,634 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,634 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,644 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,644 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,668 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (1/1) ... [2019-11-07 10:12:29,672 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:12:29,672 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:12:29,673 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:12:29,673 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:12:29,674 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:12:29" (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 10:12:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:12:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:12:29,731 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-07 10:12:29,732 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-11-07 10:12:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-11-07 10:12:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-11-07 10:12:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-11-07 10:12:29,733 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-07 10:12:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:12:29,733 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-07 10:12:29,734 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-11-07 10:12:29,735 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-07 10:12:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:12:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-11-07 10:12:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:12:29,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:12:30,057 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:30,168 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-11-07 10:12:30,168 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-11-07 10:12:30,170 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:30,242 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-11-07 10:12:30,243 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-11-07 10:12:30,279 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:30,316 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-11-07 10:12:30,316 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-11-07 10:12:30,332 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 10:12:30,484 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-11-07 10:12:30,484 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-11-07 10:12:30,877 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:12:30,877 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 10:12:30,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:12:30 BoogieIcfgContainer [2019-11-07 10:12:30,881 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:12:30,881 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:12:30,881 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:12:30,882 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:12:30,883 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:12:30" (1/1) ... [2019-11-07 10:12:30,884 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 10:12:30,933 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:12:30,933 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:12:30,952 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:12:30,962 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:12:30,964 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:12:31,063 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 74 for LOIs [2019-11-07 10:12:32,506 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2019-11-07 10:12:32,782 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 222 [2019-11-07 10:12:32,889 INFO L197 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 70 for LOIs [2019-11-07 10:12:33,265 INFO L197 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 105 for LOIs [2019-11-07 10:12:33,450 INFO L197 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 87 for LOIs [2019-11-07 10:12:33,494 INFO L197 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 82 for LOIs [2019-11-07 10:12:33,558 INFO L197 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 70 for LOIs [2019-11-07 10:12:33,639 INFO L197 IcfgInterpreter]: Interpreting procedure errorFn with input of size 70 for LOIs [2019-11-07 10:12:33,640 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:12:33,654 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:12:33,655 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:12:33,657 INFO L168 Benchmark]: Toolchain (without parser) took 4519.83 ms. Allocated memory was 144.7 MB in the beginning and 296.2 MB in the end (delta: 151.5 MB). Free memory was 101.4 MB in the beginning and 172.4 MB in the end (delta: -71.0 MB). Peak memory consumption was 80.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,658 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,659 INFO L168 Benchmark]: CACSL2BoogieTranslator took 485.19 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 176.6 MB in the end (delta: -75.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,660 INFO L168 Benchmark]: Boogie Preprocessor took 48.73 ms. Allocated memory is still 200.8 MB. Free memory was 176.6 MB in the beginning and 173.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,661 INFO L168 Benchmark]: RCFGBuilder took 1208.39 ms. Allocated memory was 200.8 MB in the beginning and 232.8 MB in the end (delta: 32.0 MB). Free memory was 173.9 MB in the beginning and 205.3 MB in the end (delta: -31.4 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,662 INFO L168 Benchmark]: Sifa took 2773.70 ms. Allocated memory was 232.8 MB in the beginning and 296.2 MB in the end (delta: 63.4 MB). Free memory was 205.3 MB in the beginning and 172.4 MB in the end (delta: 32.9 MB). Peak memory consumption was 96.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:12:33,666 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 485.19 ms. Allocated memory was 144.7 MB in the beginning and 200.8 MB in the end (delta: 56.1 MB). Free memory was 101.2 MB in the beginning and 176.6 MB in the end (delta: -75.5 MB). Peak memory consumption was 22.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 48.73 ms. Allocated memory is still 200.8 MB. Free memory was 176.6 MB in the beginning and 173.9 MB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1208.39 ms. Allocated memory was 200.8 MB in the beginning and 232.8 MB in the end (delta: 32.0 MB). Free memory was 173.9 MB in the beginning and 205.3 MB in the end (delta: -31.4 MB). Peak memory consumption was 92.5 MB. Max. memory is 7.1 GB. * Sifa took 2773.70 ms. Allocated memory was 232.8 MB in the beginning and 296.2 MB in the end (delta: 63.4 MB). Free memory was 205.3 MB in the beginning and 172.4 MB in the end (delta: 32.9 MB). Peak memory consumption was 96.3 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]: 2708, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 47, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 132, TOOLS_POST_TIME[ms]: 103, TOOLS_POST_CALL_APPLICATIONS: 40, TOOLS_POST_CALL_TIME[ms]: 213, TOOLS_POST_RETURN_APPLICATIONS: 26, TOOLS_POST_RETURN_TIME[ms]: 57, TOOLS_QUANTIFIERELIM_APPLICATIONS: 197, TOOLS_QUANTIFIERELIM_TIME[ms]: 272, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 188, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 33, DOMAIN_JOIN_TIME[ms]: 2047, 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: 47, DOMAIN_ISBOTTOM_TIME[ms]: 119, 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: 26, CALL_SUMMARIZER_CACHE_MISSES: 11, CALL_SUMMARIZER_OVERALL_TIME[ms]: 979, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 978, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 11, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 40, DAG_COMPRESSION_PROCESSED_NODES: 682, DAG_COMPRESSION_RETAINED_NODES: 180 - 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 422#(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) (<= ~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) (= ~compFptr~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (= ~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...