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-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 14:06:57,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 14:06:57,506 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 14:06:57,518 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 14:06:57,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 14:06:57,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 14:06:57,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 14:06:57,523 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 14:06:57,525 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 14:06:57,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 14:06:57,527 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 14:06:57,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 14:06:57,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 14:06:57,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 14:06:57,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 14:06:57,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 14:06:57,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 14:06:57,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 14:06:57,536 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 14:06:57,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 14:06:57,540 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 14:06:57,541 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 14:06:57,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 14:06:57,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 14:06:57,546 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 14:06:57,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 14:06:57,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 14:06:57,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 14:06:57,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 14:06:57,550 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 14:06:57,550 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 14:06:57,551 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 14:06:57,552 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 14:06:57,553 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 14:06:57,554 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 14:06:57,554 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 14:06:57,555 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 14:06:57,555 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 14:06:57,556 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 14:06:57,557 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 14:06:57,558 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 14:06:57,558 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 14:06:57,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 14:06:57,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 14:06:57,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 14:06:57,589 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 14:06:57,589 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 14:06:57,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 14:06:57,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 14:06:57,589 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 14:06:57,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 14:06:57,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 14:06:57,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 14:06:57,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 14:06:57,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 14:06:57,591 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 14:06:57,591 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 14:06:57,591 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 14:06:57,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 14:06:57,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 14:06:57,592 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 14:06:57,592 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 14:06:57,592 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 14:06:57,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 14:06:57,592 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 14:06:57,593 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 14:06:57,593 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 14:06:57,593 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 14:06:57,593 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 14:06:57,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 14:06:57,593 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 14:06:57,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 14:06:57,638 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 14:06:57,642 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 14:06:57,643 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 14:06:57,644 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 14:06:57,645 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-20 14:06:57,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dddf6d57/9f267cf44f894162ae7517f2d4b923a6/FLAGf3ef2939c [2019-09-20 14:06:58,228 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 14:06:58,229 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-2.c [2019-09-20 14:06:58,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dddf6d57/9f267cf44f894162ae7517f2d4b923a6/FLAGf3ef2939c [2019-09-20 14:06:58,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3dddf6d57/9f267cf44f894162ae7517f2d4b923a6 [2019-09-20 14:06:58,549 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 14:06:58,550 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 14:06:58,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:58,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 14:06:58,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 14:06:58,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6be51665 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:58, skipping insertion in model container [2019-09-20 14:06:58,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 02:06:58" (1/1) ... [2019-09-20 14:06:58,567 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 14:06:58,612 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 14:06:58,982 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:58,992 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 14:06:59,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 14:06:59,105 INFO L192 MainTranslator]: Completed translation [2019-09-20 14:06:59,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59 WrapperNode [2019-09-20 14:06:59,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 14:06:59,107 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 14:06:59,107 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 14:06:59,107 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 14:06:59,119 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,151 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,164 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (1/1) ... [2019-09-20 14:06:59,175 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 14:06:59,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 14:06:59,176 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 14:06:59,176 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 14:06:59,177 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 02:06:59" (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 14:06:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 14:06:59,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 14:06:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-20 14:06:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-20 14:06:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-20 14:06:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 14:06:59,231 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-20 14:06:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-20 14:06:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-20 14:06:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-20 14:06:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-20 14:06:59,232 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-20 14:06:59,233 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-20 14:06:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 14:06:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-20 14:06:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 14:06:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-20 14:06:59,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-20 14:06:59,235 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-20 14:06:59,236 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 14:06:59,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 14:06:59,575 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,645 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-20 14:06:59,646 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-20 14:06:59,685 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,830 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-20 14:06:59,830 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-20 14:06:59,831 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,874 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 14:06:59,874 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 14:06:59,880 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:06:59,924 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-20 14:06:59,925 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-20 14:07:00,034 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:07:00,063 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-20 14:07:00,064 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-20 14:07:00,094 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-20 14:07:00,216 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-20 14:07:00,216 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-20 14:07:00,701 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 14:07:00,701 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-20 14:07:00,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:07:00 BoogieIcfgContainer [2019-09-20 14:07:00,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 14:07:00,703 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 14:07:00,703 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 14:07:00,704 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 14:07:00,705 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 02:07:00" (1/1) ... [2019-09-20 14:07:00,706 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 14:07:00,729 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 14:07:00,729 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 14:07:00,739 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 14:07:00,751 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 14:07:00,753 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 14:07:00,938 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-20 14:07:01,339 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 45 [2019-09-20 14:07:01,967 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 54 [2019-09-20 14:07:02,150 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2019-09-20 14:07:02,406 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:02,529 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 46 [2019-09-20 14:07:02,704 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 56 [2019-09-20 14:07:03,085 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-20 14:07:03,797 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 60 [2019-09-20 14:07:04,827 WARN L191 SmtUtils]: Spent 841.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 98 [2019-09-20 14:07:05,313 WARN L191 SmtUtils]: Spent 484.00 ms on a formula simplification that was a NOOP. DAG size: 98 [2019-09-20 14:07:05,443 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 1 [2019-09-20 14:07:06,674 WARN L191 SmtUtils]: Spent 1.21 s on a formula simplification. DAG size of input: 105 DAG size of output: 101 [2019-09-20 14:07:07,552 WARN L191 SmtUtils]: Spent 802.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 14:07:07,928 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:08,768 WARN L191 SmtUtils]: Spent 838.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 113 [2019-09-20 14:07:09,164 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-20 14:07:10,287 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 14:07:11,418 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 114 DAG size of output: 113 [2019-09-20 14:07:12,941 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 14:07:13,466 WARN L191 SmtUtils]: Spent 523.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 14:07:14,546 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 14:07:15,053 WARN L191 SmtUtils]: Spent 505.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 14:07:16,166 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 148 DAG size of output: 134 [2019-09-20 14:07:16,691 WARN L191 SmtUtils]: Spent 524.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2019-09-20 14:07:17,878 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 155 DAG size of output: 142 [2019-09-20 14:07:18,446 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 14:07:19,632 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 155 DAG size of output: 142 [2019-09-20 14:07:20,217 WARN L191 SmtUtils]: Spent 584.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2019-09-20 14:07:20,556 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 58 [2019-09-20 14:07:20,832 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-09-20 14:07:20,948 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-20 14:07:21,137 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:07:21,327 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-20 14:07:21,556 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 14:07:23,161 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 14:07:23,640 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-09-20 14:07:25,104 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 14:07:25,567 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-09-20 14:07:27,014 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 144 DAG size of output: 141 [2019-09-20 14:07:27,489 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 73 [2019-09-20 14:07:29,108 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-20 14:07:29,598 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2019-09-20 14:07:31,161 WARN L191 SmtUtils]: Spent 1.56 s on a formula simplification. DAG size of input: 152 DAG size of output: 149 [2019-09-20 14:07:31,629 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 73 [2019-09-20 14:07:31,953 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2019-09-20 14:07:32,328 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 73 [2019-09-20 14:07:32,599 WARN L191 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 73 [2019-09-20 14:07:32,868 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 73 [2019-09-20 14:07:33,145 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 73 [2019-09-20 14:07:33,414 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 73 [2019-09-20 14:07:33,718 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2019-09-20 14:07:33,992 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2019-09-20 14:07:34,260 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 73 [2019-09-20 14:07:34,525 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 73 [2019-09-20 14:07:34,795 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 73 [2019-09-20 14:07:35,374 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 82 [2019-09-20 14:07:35,620 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:36,084 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 82 [2019-09-20 14:07:36,313 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:36,620 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-09-20 14:07:37,571 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 84 [2019-09-20 14:07:38,121 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 72 for LOIs [2019-09-20 14:07:38,338 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 14:07:38,603 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 66 [2019-09-20 14:07:39,671 WARN L191 SmtUtils]: Spent 961.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 121 [2019-09-20 14:07:40,138 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification that was a NOOP. DAG size: 121 [2019-09-20 14:07:40,315 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:40,486 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2019-09-20 14:07:40,486 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 66 for LOIs [2019-09-20 14:07:40,946 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 82 [2019-09-20 14:07:41,173 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-20 14:07:41,281 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 68 for LOIs