java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 17:52:40,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 17:52:40,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 17:52:40,342 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 17:52:40,343 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 17:52:40,343 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 17:52:40,345 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 17:52:40,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 17:52:40,348 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 17:52:40,349 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 17:52:40,350 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 17:52:40,351 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 17:52:40,351 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 17:52:40,352 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 17:52:40,353 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 17:52:40,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 17:52:40,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 17:52:40,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 17:52:40,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 17:52:40,360 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 17:52:40,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 17:52:40,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 17:52:40,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 17:52:40,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 17:52:40,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 17:52:40,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 17:52:40,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 17:52:40,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 17:52:40,369 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 17:52:40,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 17:52:40,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 17:52:40,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 17:52:40,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 17:52:40,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 17:52:40,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 17:52:40,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 17:52:40,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 17:52:40,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 17:52:40,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 17:52:40,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 17:52:40,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 17:52:40,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-16 17:52:40,391 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 17:52:40,391 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 17:52:40,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 17:52:40,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 17:52:40,393 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 17:52:40,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 17:52:40,393 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 17:52:40,393 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 17:52:40,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 17:52:40,394 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 17:52:40,394 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 17:52:40,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 17:52:40,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 17:52:40,394 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 17:52:40,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 17:52:40,395 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 17:52:40,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 17:52:40,395 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 17:52:40,395 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 17:52:40,396 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 17:52:40,396 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 17:52:40,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:52:40,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 17:52:40,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 17:52:40,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 17:52:40,397 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 17:52:40,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 17:52:40,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 17:52:40,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 17:52:40,428 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 17:52:40,441 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 17:52:40,446 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 17:52:40,449 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 17:52:40,449 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 17:52:40,450 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-16 17:52:40,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f829f87b/82816f521bab4c0baef1537ae3bdb0c7/FLAGc0e48b742 [2019-09-16 17:52:41,017 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 17:52:41,017 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-16 17:52:41,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f829f87b/82816f521bab4c0baef1537ae3bdb0c7/FLAGc0e48b742 [2019-09-16 17:52:41,350 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f829f87b/82816f521bab4c0baef1537ae3bdb0c7 [2019-09-16 17:52:41,361 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 17:52:41,362 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 17:52:41,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 17:52:41,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 17:52:41,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 17:52:41,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,369 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@579e594c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41, skipping insertion in model container [2019-09-16 17:52:41,369 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,377 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 17:52:41,415 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 17:52:41,650 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:52:41,656 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 17:52:41,789 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 17:52:41,811 INFO L192 MainTranslator]: Completed translation [2019-09-16 17:52:41,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41 WrapperNode [2019-09-16 17:52:41,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 17:52:41,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 17:52:41,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 17:52:41,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 17:52:41,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,827 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,835 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,858 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... [2019-09-16 17:52:41,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 17:52:41,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 17:52:41,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 17:52:41,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 17:52:41,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 05:52:41" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-16 17:52:41,926 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 17:52:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-16 17:52:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-16 17:52:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-16 17:52:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-16 17:52:41,927 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-16 17:52:41,928 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-16 17:52:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-16 17:52:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 17:52:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-16 17:52:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 17:52:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-16 17:52:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-16 17:52:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 17:52:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 17:52:42,218 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:52:42,340 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-16 17:52:42,340 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-16 17:52:42,342 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:52:42,398 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-09-16 17:52:42,399 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-09-16 17:52:42,431 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:52:42,450 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-16 17:52:42,451 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-16 17:52:42,462 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-16 17:52:42,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-16 17:52:42,613 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-16 17:52:42,955 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 17:52:42,955 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-16 17:52:42,957 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:52:42 BoogieIcfgContainer [2019-09-16 17:52:42,957 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 17:52:42,957 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 17:52:42,958 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 17:52:42,958 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 17:52:42,959 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 05:52:42" (1/1) ... [2019-09-16 17:52:42,960 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-16 17:52:42,983 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 17:52:42,983 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 17:52:42,992 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 17:52:43,002 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 17:52:43,003 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 17:52:43,195 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 74 for LOIs [2019-09-16 17:52:43,832 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 52 [2019-09-16 17:52:44,099 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 55 [2019-09-16 17:52:44,356 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-16 17:52:44,502 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-16 17:52:44,734 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-16 17:52:44,901 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-16 17:52:45,115 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-09-16 17:52:45,379 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-16 17:52:45,493 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 60 [2019-09-16 17:52:45,793 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-16 17:52:45,915 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 52 [2019-09-16 17:52:46,665 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 38 DAG size of output: 34 [2019-09-16 17:52:46,881 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 58 [2019-09-16 17:52:47,304 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 102 [2019-09-16 17:52:47,453 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-16 17:52:48,287 WARN L191 SmtUtils]: Spent 829.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 110 [2019-09-16 17:52:48,700 WARN L191 SmtUtils]: Spent 411.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-16 17:52:49,784 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 114 DAG size of output: 112 [2019-09-16 17:52:50,103 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 70 for LOIs [2019-09-16 17:52:50,464 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 64 [2019-09-16 17:52:50,716 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-16 17:52:50,878 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 68 [2019-09-16 17:52:51,858 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 117 [2019-09-16 17:52:52,326 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-16 17:52:52,352 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 68 for LOIs [2019-09-16 17:52:52,626 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 97 [2019-09-16 17:52:52,727 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-16 17:52:52,740 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 56 for LOIs [2019-09-16 17:52:52,774 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 57 for LOIs [2019-09-16 17:52:52,933 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 64 for LOIs [2019-09-16 17:52:53,377 WARN L191 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 80 [2019-09-16 17:52:53,590 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 17:52:53,785 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 51 [2019-09-16 17:52:53,877 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 51 for LOIs [2019-09-16 17:52:54,037 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 17:52:54,038 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 17:52:54,040 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 324#(and (not (= ~s~0 ~NP~0)) (or (and (= ~MPR1~0 5) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= 0 ~customIrp~0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~myStatus~0 2147483647) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0)) (and (= ~MPR1~0 5) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~myStatus~0 259) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0)))) [2019-09-16 17:52:54,054 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 17:52:54,054 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 17:52:54,055 INFO L168 Benchmark]: Toolchain (without parser) took 12693.24 ms. Allocated memory was 132.6 MB in the beginning and 433.6 MB in the end (delta: 300.9 MB). Free memory was 87.6 MB in the beginning and 368.2 MB in the end (delta: -280.7 MB). Peak memory consumption was 20.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:52:54,056 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 17:52:54,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 449.03 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.4 MB in the beginning and 172.3 MB in the end (delta: -84.9 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-09-16 17:52:54,058 INFO L168 Benchmark]: Boogie Preprocessor took 50.75 ms. Allocated memory is still 198.7 MB. Free memory was 172.3 MB in the beginning and 169.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-09-16 17:52:54,059 INFO L168 Benchmark]: RCFGBuilder took 1093.51 ms. Allocated memory is still 198.7 MB. Free memory was 169.8 MB in the beginning and 83.5 MB in the end (delta: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. [2019-09-16 17:52:54,060 INFO L168 Benchmark]: Sifa took 11096.59 ms. Allocated memory was 198.7 MB in the beginning and 433.6 MB in the end (delta: 234.9 MB). Free memory was 83.5 MB in the beginning and 368.2 MB in the end (delta: -284.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-16 17:52:54,063 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.6 MB in the beginning and 106.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 449.03 ms. Allocated memory was 132.6 MB in the beginning and 198.7 MB in the end (delta: 66.1 MB). Free memory was 87.4 MB in the beginning and 172.3 MB in the end (delta: -84.9 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.75 ms. Allocated memory is still 198.7 MB. Free memory was 172.3 MB in the beginning and 169.8 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1093.51 ms. Allocated memory is still 198.7 MB. Free memory was 169.8 MB in the beginning and 83.5 MB in the end (delta: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 7.1 GB. * Sifa took 11096.59 ms. Allocated memory was 198.7 MB in the beginning and 433.6 MB in the end (delta: 234.9 MB). Free memory was 83.5 MB in the beginning and 368.2 MB in the end (delta: -284.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 11057, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 146, TOOLS_POST_TIME[ms]: 99, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 208, TOOLS_POST_RETURN_APPLICATIONS: 28, TOOLS_POST_RETURN_TIME[ms]: 41, TOOLS_QUANTIFIERELIM_APPLICATIONS: 211, TOOLS_QUANTIFIERELIM_TIME[ms]: 261, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 20, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME[ms]: 10429, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 0, DOMAIN_ISSUBSETEQ_TIME[ms]: 0, DOMAIN_ISBOTTOM_APPLICATIONS: 48, DOMAIN_ISBOTTOM_TIME[ms]: 140, LOOP_SUMMARIZER_APPLICATIONS: 0, LOOP_SUMMARIZER_CACHE_MISSES: 0, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 0, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 0, CALL_SUMMARIZER_APPLICATIONS: 28, CALL_SUMMARIZER_CACHE_MISSES: 11, CALL_SUMMARIZER_OVERALL_TIME[ms]: 3804, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 3804, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 38, DAG_COMPRESSION_PROCESSED_NODES: 682, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 580]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 324#(and (not (= ~s~0 ~NP~0)) (or (and (= ~MPR1~0 5) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= 0 ~customIrp~0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~myStatus~0 2147483647) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0)) (and (= ~MPR1~0 5) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~myStatus~0 259) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...