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 NeverFluid --sifa.intern.fluid NeverFluid --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 23:17:59,566 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:59,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:59,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:59,581 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:59,582 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:59,583 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:59,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:59,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:59,588 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:59,589 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:59,590 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:59,591 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:59,592 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:59,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:59,594 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:59,595 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:59,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:59,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:59,599 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:59,600 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:59,601 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:59,602 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:59,603 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:59,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:59,605 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:59,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:59,606 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:59,607 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:59,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:59,608 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:59,609 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:59,609 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:59,610 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:59,611 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:59,611 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:59,612 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:59,612 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:59,613 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:59,614 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:59,614 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:59,615 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 23:17:59,629 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:59,629 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:59,631 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:59,631 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:59,631 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:59,631 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:59,631 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:59,632 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:59,632 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:59,632 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:59,632 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:59,632 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:59,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:59,633 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:59,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:59,633 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:59,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:59,634 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:59,634 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:59,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:59,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:59,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:59,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:59,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:59,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:59,635 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:59,636 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:59,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:59,636 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:59,668 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:59,680 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:59,684 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:59,685 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:59,686 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:59,687 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-20 23:17:59,764 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d66325d/994250cf8e5d4f76bd0479f3fe2bc2d7/FLAGc9f6cbe97 [2019-09-20 23:18:00,218 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:18:00,219 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-20 23:18:00,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d66325d/994250cf8e5d4f76bd0479f3fe2bc2d7/FLAGc9f6cbe97 [2019-09-20 23:18:00,596 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51d66325d/994250cf8e5d4f76bd0479f3fe2bc2d7 [2019-09-20 23:18:00,608 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:18:00,609 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:18:00,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:18:00,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:18:00,614 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:18:00,615 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:18:00" (1/1) ... [2019-09-20 23:18:00,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@630ab025 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:00, skipping insertion in model container [2019-09-20 23:18:00,619 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:18:00" (1/1) ... [2019-09-20 23:18:00,627 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:18:00,698 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:18:01,161 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:18:01,166 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:18:01,244 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:18:01,265 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:18:01,266 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01 WrapperNode [2019-09-20 23:18:01,266 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:18:01,267 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:18:01,267 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:18:01,267 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:18:01,278 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,278 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,292 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,330 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (1/1) ... [2019-09-20 23:18:01,336 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:18:01,337 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:18:01,337 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:18:01,337 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:18:01,338 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:18:01" (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 23:18:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:18:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:18:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 23:18:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 23:18:01,407 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 23:18:01,408 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 23:18:01,409 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-20 23:18:01,410 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 23:18:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:18:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 23:18:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:18:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 23:18:01,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 23:18:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 23:18:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-20 23:18:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 23:18:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 23:18:01,411 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 23:18:01,412 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:18:01,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:18:01,681 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:01,801 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 23:18:01,802 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 23:18:01,826 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:01,996 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 23:18:01,997 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 23:18:01,998 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:02,058 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 23:18:02,059 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 23:18:02,069 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:02,109 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 23:18:02,109 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 23:18:02,229 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:02,250 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 23:18:02,251 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 23:18:02,278 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 23:18:02,405 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-20 23:18:02,405 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-20 23:18:02,902 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:18:02,902 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 23:18:02,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:02 BoogieIcfgContainer [2019-09-20 23:18:02,906 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:18:02,907 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:18:02,907 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:18:02,907 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:18:02,908 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:18:02" (1/1) ... [2019-09-20 23:18:02,909 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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=NeverFluid [2019-09-20 23:18:02,939 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:18:02,939 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:18:02,967 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:18:02,978 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:18:02,980 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:18:03,190 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-20 23:18:03,555 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 46 [2019-09-20 23:18:04,163 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2019-09-20 23:18:04,321 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 23:18:04,428 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 23:18:04,602 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 23:18:05,211 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 23:18:05,896 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-20 23:18:07,007 WARN L191 SmtUtils]: Spent 916.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-20 23:18:07,437 WARN L191 SmtUtils]: Spent 428.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 23:18:07,554 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 1 [2019-09-20 23:18:08,839 WARN L191 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2019-09-20 23:18:09,709 WARN L191 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 23:18:10,155 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:18:10,955 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 23:18:11,354 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 23:18:12,477 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 23:18:13,647 WARN L191 SmtUtils]: Spent 1.16 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 23:18:15,112 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 23:18:15,622 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 23:18:16,726 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 23:18:17,259 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 23:18:17,633 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 54 [2019-09-20 23:18:17,887 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 57 [2019-09-20 23:18:18,136 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 23:18:18,306 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-20 23:18:18,507 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 23:18:20,108 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 23:18:20,602 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:22,132 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 23:18:22,622 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:22,952 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-20 23:18:23,668 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 81 [2019-09-20 23:18:23,920 WARN L191 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:24,376 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 81 [2019-09-20 23:18:24,609 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:25,117 WARN L191 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2019-09-20 23:18:25,350 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:25,861 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 81 [2019-09-20 23:18:26,093 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-20 23:18:26,658 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2019-09-20 23:18:26,917 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 91 [2019-09-20 23:18:27,458 WARN L191 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2019-09-20 23:18:27,620 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 72 for LOIs [2019-09-20 23:18:27,836 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 23:18:28,103 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 23:18:29,239 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2019-09-20 23:18:29,714 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 23:18:29,903 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:18:30,075 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 23:18:30,076 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 66 for LOIs [2019-09-20 23:18:30,555 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2019-09-20 23:18:30,788 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 23:18:30,935 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 52 [2019-09-20 23:18:30,979 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 68 for LOIs [2019-09-20 23:18:32,758 WARN L191 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 163 DAG size of output: 160 [2019-09-20 23:18:33,605 WARN L191 SmtUtils]: Spent 846.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-20 23:18:33,887 WARN L191 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 1 [2019-09-20 23:18:36,299 WARN L191 SmtUtils]: Spent 2.40 s on a formula simplification. DAG size of input: 167 DAG size of output: 163 [2019-09-20 23:18:36,569 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 47 [2019-09-20 23:18:38,290 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-09-20 23:18:39,106 WARN L191 SmtUtils]: Spent 815.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 23:18:40,798 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 175 DAG size of output: 175 [2019-09-20 23:18:41,647 WARN L191 SmtUtils]: Spent 848.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2019-09-20 23:18:44,021 WARN L191 SmtUtils]: Spent 2.37 s on a formula simplification. DAG size of input: 176 DAG size of output: 175 [2019-09-20 23:18:44,250 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 45