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_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:06:56,497 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:06:56,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:06:56,511 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:06:56,511 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:06:56,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:06:56,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:06:56,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:06:56,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:06:56,519 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:06:56,520 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:06:56,521 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:06:56,522 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:06:56,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:06:56,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:06:56,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:06:56,526 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:06:56,527 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:06:56,529 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:06:56,531 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:06:56,533 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:06:56,535 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:06:56,536 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:06:56,537 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:06:56,540 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:06:56,540 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:06:56,541 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:06:56,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:06:56,542 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:06:56,543 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:06:56,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:06:56,544 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:06:56,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:06:56,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:06:56,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:06:56,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:06:56,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:06:56,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:06:56,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:06:56,550 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:06:56,551 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:06:56,552 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 [2019-09-20 14:06:56,576 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:06:56,576 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:06:56,580 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:06:56,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:06:56,581 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:06:56,581 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:06:56,583 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:06:56,583 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:06:56,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:06:56,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:06:56,584 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:06:56,584 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:06:56,584 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:06:56,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:06:56,585 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:06:56,585 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:06:56,585 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:06:56,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:06:56,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:06:56,586 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:06:56,586 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:06:56,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:06:56,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:06:56,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:06:56,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:06:56,589 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:06:56,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:06:56,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:06:56,589 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 [2019-09-20 14:06:56,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:06:56,660 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:06:56,664 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:06:56,665 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:06:56,666 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:06:56,667 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-20 14:06:56,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78b5f43d4/dc15944f7f6d4c0abb5c755e9d0874a2/FLAG8185938fb [2019-09-20 14:06:57,234 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:06:57,238 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-20 14:06:57,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78b5f43d4/dc15944f7f6d4c0abb5c755e9d0874a2/FLAG8185938fb [2019-09-20 14:06:57,559 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/78b5f43d4/dc15944f7f6d4c0abb5c755e9d0874a2 [2019-09-20 14:06:57,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:06:57,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:06:57,572 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:57,572 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:06:57,576 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:06:57,577 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:57" (1/1) ... [2019-09-20 14:06:57,580 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6786a740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:57, skipping insertion in model container [2019-09-20 14:06:57,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:57" (1/1) ... [2019-09-20 14:06:57,588 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:06:57,644 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:06:58,157 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:58,167 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:06:58,265 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:58,286 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:06:58,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58 WrapperNode [2019-09-20 14:06:58,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:58,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:06:58,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:06:58,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:06:58,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,314 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,314 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,333 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,345 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:06:58,357 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:06:58,357 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:06:58,357 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:06:58,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58" (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 [2019-09-20 14:06:58,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:06:58,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:06:58,422 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 14:06:58,422 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 14:06:58,422 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-20 14:06:58,422 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 14:06:58,423 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-20 14:06:58,424 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-20 14:06:58,424 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-20 14:06:58,424 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-20 14:06:58,424 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 14:06:58,424 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-20 14:06:58,425 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 14:06:58,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:06:58,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 14:06:58,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:06:58,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 14:06:58,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 14:06:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 14:06:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-20 14:06:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 14:06:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 14:06:58,426 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-20 14:06:58,427 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 14:06:58,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:06:58,429 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:06:58,726 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:58,803 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 14:06:58,803 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 14:06:58,825 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:58,956 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 14:06:58,956 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 14:06:58,957 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,000 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 14:06:59,000 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 14:06:59,013 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,063 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 14:06:59,063 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 14:06:59,172 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,195 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 14:06:59,196 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 14:06:59,216 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,310 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-20 14:06:59,311 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-20 14:06:59,756 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:06:59,756 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 14:06:59,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:59 BoogieIcfgContainer [2019-09-20 14:06:59,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:06:59,759 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:06:59,759 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:06:59,759 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:06:59,761 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,761 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 [2019-09-20 14:06:59,788 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:06:59,788 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:06:59,807 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:06:59,818 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:06:59,819 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:07:00,009 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-20 14:07:00,947 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2019-09-20 14:07:01,113 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:07:01,221 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:07:01,383 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:01,677 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 14:07:02,059 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 14:07:02,733 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-20 14:07:03,787 WARN L191 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-20 14:07:04,250 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 14:07:04,372 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 1 [2019-09-20 14:07:05,552 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2019-09-20 14:07:06,424 WARN L191 SmtUtils]: Spent 793.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 14:07:06,816 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:07,655 WARN L191 SmtUtils]: Spent 837.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 14:07:08,051 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:09,159 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 14:07:10,286 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 14:07:11,794 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 14:07:12,328 WARN L191 SmtUtils]: Spent 532.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 14:07:13,405 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 14:07:13,910 WARN L191 SmtUtils]: Spent 503.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 14:07:14,249 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-20 14:07:14,512 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-20 14:07:14,627 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 57 [2019-09-20 14:07:14,794 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:07:14,970 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 14:07:15,180 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:07:16,773 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 14:07:17,256 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:18,714 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 14:07:19,227 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:19,576 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-20 14:07:20,197 WARN L191 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 81 [2019-09-20 14:07:20,426 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:20,879 WARN L191 SmtUtils]: Spent 452.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 81 [2019-09-20 14:07:21,110 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:21,626 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2019-09-20 14:07:21,855 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:22,336 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2019-09-20 14:07:22,569 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 14:07:23,106 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 14:07:23,362 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 14:07:23,924 WARN L191 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-20 14:07:24,062 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 72 for LOIs [2019-09-20 14:07:24,278 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 14:07:24,547 WARN L191 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 14:07:25,684 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2019-09-20 14:07:26,161 WARN L191 SmtUtils]: Spent 476.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 14:07:26,332 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:26,497 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:26,498 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 66 for LOIs [2019-09-20 14:07:26,955 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2019-09-20 14:07:27,181 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:27,323 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 14:07:27,368 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 68 for LOIs [2019-09-20 14:07:29,150 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 163 DAG size of output: 160 [2019-09-20 14:07:29,982 WARN L191 SmtUtils]: Spent 830.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-20 14:07:30,269 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2019-09-20 14:07:32,661 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-09-20 14:07:34,631 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-09-20 14:07:35,440 WARN L191 SmtUtils]: Spent 807.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 14:07:37,086 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-09-20 14:07:37,891 WARN L191 SmtUtils]: Spent 803.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 14:07:40,214 WARN L191 SmtUtils]: Spent 2.32 s on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-09-20 14:07:40,439 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45