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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:19:29,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:19:29,508 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:19:29,521 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:19:29,522 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:19:29,523 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:19:29,524 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:19:29,527 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:19:29,529 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:19:29,530 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:19:29,531 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:19:29,532 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:19:29,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:19:29,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:19:29,535 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:19:29,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:19:29,537 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:19:29,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:19:29,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:19:29,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:19:29,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:19:29,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:19:29,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:19:29,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:19:29,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:19:29,553 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:19:29,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:19:29,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:19:29,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:19:29,556 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:19:29,556 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:19:29,557 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:19:29,558 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:19:29,559 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:19:29,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:19:29,561 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:19:29,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:19:29,562 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:19:29,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:19:29,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:19:29,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:19:29,565 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 [2019-09-25 16:19:29,581 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:19:29,582 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:19:29,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:19:29,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:19:29,583 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:19:29,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:19:29,584 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:19:29,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:19:29,584 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:19:29,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:19:29,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:19:29,585 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:19:29,585 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:19:29,585 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:19:29,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:19:29,586 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:19:29,586 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:19:29,586 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:19:29,586 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:19:29,587 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:19:29,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:19:29,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:19:29,587 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:19:29,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:19:29,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:19:29,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:19:29,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:19:29,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:19:29,589 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-25 16:19:29,621 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:19:29,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:19:29,641 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:19:29,642 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:19:29,643 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:19:29,644 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-25 16:19:29,720 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2bf3b5cf/361acb5b04f74c7fa2ceb9aa1ebd59e5/FLAG1b34534f4 [2019-09-25 16:19:30,257 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:19:30,258 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-25 16:19:30,289 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2bf3b5cf/361acb5b04f74c7fa2ceb9aa1ebd59e5/FLAG1b34534f4 [2019-09-25 16:19:30,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2bf3b5cf/361acb5b04f74c7fa2ceb9aa1ebd59e5 [2019-09-25 16:19:30,570 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:19:30,571 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:19:30,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:30,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:19:30,579 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:19:30,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:30" (1/1) ... [2019-09-25 16:19:30,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45983b19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:30, skipping insertion in model container [2019-09-25 16:19:30,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:30" (1/1) ... [2019-09-25 16:19:30,591 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:19:30,633 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:19:31,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:31,054 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:19:31,130 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:31,153 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:19:31,153 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31 WrapperNode [2019-09-25 16:19:31,153 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:31,154 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:19:31,154 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:19:31,154 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:19:31,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,199 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,199 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,249 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (1/1) ... [2019-09-25 16:19:31,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:19:31,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:19:31,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:19:31,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:19:31,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31" (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 [2019-09-25 16:19:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:19:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:19:31,320 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-25 16:19:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-25 16:19:31,321 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-25 16:19:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:19:31,324 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-25 16:19:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-25 16:19:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-25 16:19:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-25 16:19:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-25 16:19:31,325 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-25 16:19:31,326 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-25 16:19:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:19:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-25 16:19:31,327 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:19:31,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-25 16:19:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 16:19:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-25 16:19:31,329 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-25 16:19:31,330 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-25 16:19:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-25 16:19:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-25 16:19:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-25 16:19:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-25 16:19:31,331 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-25 16:19:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-25 16:19:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-25 16:19:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-25 16:19:31,332 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-25 16:19:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-25 16:19:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-25 16:19:31,333 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:19:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-25 16:19:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:19:31,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:19:31,643 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,700 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-25 16:19:31,700 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-25 16:19:31,725 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,867 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-25 16:19:31,868 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-25 16:19:31,869 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,912 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 16:19:31,912 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 16:19:31,918 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,965 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 16:19:31,966 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 16:19:32,064 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:32,089 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-25 16:19:32,090 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-25 16:19:32,120 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:32,236 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-25 16:19:32,236 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-25 16:19:32,699 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:19:32,700 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 16:19:32,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:19:32 BoogieIcfgContainer [2019-09-25 16:19:32,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:19:32,703 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:19:32,704 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:19:32,704 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:19:32,705 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:19:32" (1/1) ... [2019-09-25 16:19:32,706 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 [2019-09-25 16:19:32,735 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:19:32,736 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:19:32,755 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:19:32,768 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:19:32,769 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:19:32,952 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-09-25 16:19:33,112 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 96 for LOIs [2019-09-25 16:19:35,779 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:19:39,481 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 96 for LOIs [2019-09-25 16:19:39,877 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 94 for LOIs [2019-09-25 16:19:39,963 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 94 for LOIs [2019-09-25 16:19:42,316 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 114 for LOIs [2019-09-25 16:19:42,362 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 119 for LOIs [2019-09-25 16:19:42,638 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 105 for LOIs [2019-09-25 16:19:42,706 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 117 for LOIs [2019-09-25 16:19:43,091 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 90 for LOIs [2019-09-25 16:19:43,107 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 90 for LOIs [2019-09-25 16:19:43,140 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 97 for LOIs [2019-09-25 16:19:43,180 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 61 for LOIs [2019-09-25 16:19:43,207 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:19:43,207 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:19:43,213 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1297#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (= ~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) (= ~IPC~0 7) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (= ~compFptr~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~DevicePowerState~0 1) (= ~NP~0 1) (= ~pended~0 0) (<= 0 ~Executive~0) (<= ~pended~0 0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (= ~SKIP2~0 4) (<= ~UNLOADED~0 0) (<= ~SKIP2~0 4)) [2019-09-25 16:19:43,232 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:19:43,232 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:19:43,236 INFO L168 Benchmark]: Toolchain (without parser) took 12662.84 ms. Allocated memory was 137.4 MB in the beginning and 652.7 MB in the end (delta: 515.4 MB). Free memory was 84.2 MB in the beginning and 104.7 MB in the end (delta: -20.5 MB). Peak memory consumption was 494.9 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,238 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,241 INFO L168 Benchmark]: CACSL2BoogieTranslator took 577.45 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.0 MB in the beginning and 166.7 MB in the end (delta: -82.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,242 INFO L168 Benchmark]: Boogie Preprocessor took 108.48 ms. Allocated memory is still 196.6 MB. Free memory was 166.7 MB in the beginning and 163.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,250 INFO L168 Benchmark]: RCFGBuilder took 1440.12 ms. Allocated memory was 196.6 MB in the beginning and 216.0 MB in the end (delta: 19.4 MB). Free memory was 163.1 MB in the beginning and 152.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,253 INFO L168 Benchmark]: Sifa took 10528.80 ms. Allocated memory was 216.0 MB in the beginning and 652.7 MB in the end (delta: 436.7 MB). Free memory was 152.6 MB in the beginning and 104.7 MB in the end (delta: 47.9 MB). Peak memory consumption was 484.7 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:43,268 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.4 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 577.45 ms. Allocated memory was 137.4 MB in the beginning and 196.6 MB in the end (delta: 59.2 MB). Free memory was 84.0 MB in the beginning and 166.7 MB in the end (delta: -82.7 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.48 ms. Allocated memory is still 196.6 MB. Free memory was 166.7 MB in the beginning and 163.1 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1440.12 ms. Allocated memory was 196.6 MB in the beginning and 216.0 MB in the end (delta: 19.4 MB). Free memory was 163.1 MB in the beginning and 152.6 MB in the end (delta: 10.5 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. * Sifa took 10528.80 ms. Allocated memory was 216.0 MB in the beginning and 652.7 MB in the end (delta: 436.7 MB). Free memory was 152.6 MB in the beginning and 104.7 MB in the end (delta: 47.9 MB). Peak memory consumption was 484.7 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]: 10478, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 423, DAG_INTERPRETER_EARLY_EXITS: 26, TOOLS_POST_APPLICATIONS: 350, TOOLS_POST_TIME[ms]: 221, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 331, TOOLS_POST_RETURN_APPLICATIONS: 44, TOOLS_POST_RETURN_TIME[ms]: 119, TOOLS_QUANTIFIERELIM_APPLICATIONS: 449, TOOLS_QUANTIFIERELIM_TIME[ms]: 476, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25, FLUID_QUERY_TIME[ms]: 25, FLUID_QUERIES: 423, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 128, DOMAIN_JOIN_TIME[ms]: 9134, 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: 149, DOMAIN_ISBOTTOM_TIME[ms]: 386, 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: 44, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2387, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2386, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 10, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 102, DAG_COMPRESSION_PROCESSED_NODES: 2771, DAG_COMPRESSION_RETAINED_NODES: 524 - UnprovableResult [Line: 1012]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 1297#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (= ~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) (= ~IPC~0 7) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (= ~compFptr~0 0) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~DevicePowerState~0 1) (= ~NP~0 1) (= ~pended~0 0) (<= 0 ~Executive~0) (<= ~pended~0 0) (<= 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...