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-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 16:19:29,352 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 16:19:29,354 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 16:19:29,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 16:19:29,370 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 16:19:29,372 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 16:19:29,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 16:19:29,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 16:19:29,383 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 16:19:29,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 16:19:29,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 16:19:29,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 16:19:29,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 16:19:29,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 16:19:29,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 16:19:29,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 16:19:29,400 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 16:19:29,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 16:19:29,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 16:19:29,409 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 16:19:29,412 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 16:19:29,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 16:19:29,416 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 16:19:29,417 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 16:19:29,420 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 16:19:29,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 16:19:29,421 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 16:19:29,424 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 16:19:29,425 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 16:19:29,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 16:19:29,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 16:19:29,429 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 16:19:29,430 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 16:19:29,431 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 16:19:29,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 16:19:29,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 16:19:29,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 16:19:29,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 16:19:29,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 16:19:29,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 16:19:29,442 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 16:19:29,443 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 16:19:29,465 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 16:19:29,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 16:19:29,468 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 16:19:29,468 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 16:19:29,468 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 16:19:29,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 16:19:29,469 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 16:19:29,469 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 16:19:29,469 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 16:19:29,469 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 16:19:29,470 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 16:19:29,471 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 16:19:29,471 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 16:19:29,471 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 16:19:29,471 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 16:19:29,472 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 16:19:29,472 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 16:19:29,472 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 16:19:29,472 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 16:19:29,472 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 16:19:29,473 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 16:19:29,473 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 16:19:29,473 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 16:19:29,473 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 16:19:29,474 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 16:19:29,474 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 16:19:29,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 16:19:29,474 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 16:19:29,474 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 16:19:29,514 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 16:19:29,527 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 16:19:29,530 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 16:19:29,532 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 16:19:29,532 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 16:19:29,533 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-25 16:19:29,594 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2c926c0/e6a27fd759b64214974d1cc4586c0394/FLAG967f67347 [2019-09-25 16:19:30,067 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 16:19:30,068 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-25 16:19:30,082 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2c926c0/e6a27fd759b64214974d1cc4586c0394/FLAG967f67347 [2019-09-25 16:19:30,424 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba2c926c0/e6a27fd759b64214974d1cc4586c0394 [2019-09-25 16:19:30,434 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 16:19:30,436 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 16:19:30,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:30,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 16:19:30,440 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 16:19:30,441 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:30" (1/1) ... [2019-09-25 16:19:30,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b536ee0 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 16:19:30,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 04:19:30" (1/1) ... [2019-09-25 16:19:30,451 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 16:19:30,496 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 16:19:30,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:30,918 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 16:19:31,024 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 16:19:31,051 INFO L192 MainTranslator]: Completed translation [2019-09-25 16:19:31,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 04:19:31 WrapperNode [2019-09-25 16:19:31,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 16:19:31,053 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 16:19:31,053 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 16:19:31,053 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 16:19:31,063 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 16:19:31,063 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 16:19:31,079 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 16:19:31,079 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 16:19:31,098 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 16:19:31,110 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 16:19:31,114 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 16:19:31,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 16:19:31,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 16:19:31,122 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 16:19:31,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 16:19:31,123 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 16:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 16:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 16:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-25 16:19:31,181 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-25 16:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-25 16:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 16:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-25 16:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-25 16:19:31,182 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-25 16:19:31,183 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-25 16:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-25 16:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-25 16:19:31,184 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-25 16:19:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 16:19:31,184 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-25 16:19:31,185 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-25 16:19:31,186 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-25 16:19:31,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 16:19:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-25 16:19:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 16:19:31,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 16:19:31,485 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,550 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-25 16:19:31,550 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-25 16:19:31,568 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,695 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-25 16:19:31,695 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-25 16:19:31,696 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,731 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 16:19:31,732 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 16:19:31,750 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,825 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 16:19:31,825 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 16:19:31,937 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:31,956 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-25 16:19:31,956 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-25 16:19:31,981 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 16:19:32,098 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-25 16:19:32,098 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-25 16:19:32,556 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 16:19:32,557 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 16:19:32,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 04:19:32 BoogieIcfgContainer [2019-09-25 16:19:32,560 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 16:19:32,561 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 16:19:32,561 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 16:19:32,561 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 16:19:32,562 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 16:19:32,562 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 16:19:32,595 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 16:19:32,595 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 16:19:32,608 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 16:19:32,616 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 16:19:32,618 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 16:19:32,922 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 96 for LOIs [2019-09-25 16:19:35,478 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:19:35,724 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-25 16:19:37,221 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 191 [2019-09-25 16:19:37,369 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 96 for LOIs [2019-09-25 16:19:37,744 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 94 for LOIs [2019-09-25 16:19:37,843 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 94 for LOIs [2019-09-25 16:19:40,203 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 114 for LOIs [2019-09-25 16:19:40,246 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 119 for LOIs [2019-09-25 16:19:40,532 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 105 for LOIs [2019-09-25 16:19:40,588 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 101 for LOIs [2019-09-25 16:19:40,843 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 94 for LOIs [2019-09-25 16:19:40,855 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 94 for LOIs [2019-09-25 16:19:40,930 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 87 for LOIs [2019-09-25 16:19:40,983 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 74 for LOIs [2019-09-25 16:19:41,013 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 16:19:41,013 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 16:19:41,015 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1158#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= ~lowerDriverReturn~0 259) (<= 0 ~compRegistered~0) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (= ~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) (<= ~compRegistered~0 1) (= ~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) (<= 0 (+ ~lowerDriverReturn~0 1073741823)) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (= ~SKIP2~0 4) (<= ~UNLOADED~0 0) (<= ~SKIP2~0 4)) [2019-09-25 16:19:41,031 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 16:19:41,032 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 16:19:41,034 INFO L168 Benchmark]: Toolchain (without parser) took 10598.30 ms. Allocated memory was 137.9 MB in the beginning and 647.5 MB in the end (delta: 509.6 MB). Free memory was 84.6 MB in the beginning and 530.0 MB in the end (delta: -445.4 MB). Peak memory consumption was 64.2 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,035 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,036 INFO L168 Benchmark]: CACSL2BoogieTranslator took 615.72 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.4 MB in the beginning and 169.8 MB in the end (delta: -85.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,037 INFO L168 Benchmark]: Boogie Preprocessor took 68.43 ms. Allocated memory is still 199.2 MB. Free memory was 169.8 MB in the beginning and 167.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,039 INFO L168 Benchmark]: RCFGBuilder took 1438.76 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 166.5 MB in the beginning and 154.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,040 INFO L168 Benchmark]: Sifa took 8471.46 ms. Allocated memory was 219.7 MB in the beginning and 647.5 MB in the end (delta: 427.8 MB). Free memory was 154.6 MB in the beginning and 530.0 MB in the end (delta: -375.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 7.1 GB. [2019-09-25 16:19:41,044 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory was 103.9 MB in the beginning and 103.7 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 615.72 ms. Allocated memory was 137.9 MB in the beginning and 199.2 MB in the end (delta: 61.3 MB). Free memory was 84.4 MB in the beginning and 169.8 MB in the end (delta: -85.4 MB). Peak memory consumption was 25.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 68.43 ms. Allocated memory is still 199.2 MB. Free memory was 169.8 MB in the beginning and 167.2 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1438.76 ms. Allocated memory was 199.2 MB in the beginning and 219.7 MB in the end (delta: 20.4 MB). Free memory was 166.5 MB in the beginning and 154.6 MB in the end (delta: 11.9 MB). Peak memory consumption was 100.3 MB. Max. memory is 7.1 GB. * Sifa took 8471.46 ms. Allocated memory was 219.7 MB in the beginning and 647.5 MB in the end (delta: 427.8 MB). Free memory was 154.6 MB in the beginning and 530.0 MB in the end (delta: -375.4 MB). Peak memory consumption was 52.4 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]: 8421, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 401, DAG_INTERPRETER_EARLY_EXITS: 26, TOOLS_POST_APPLICATIONS: 328, TOOLS_POST_TIME[ms]: 226, TOOLS_POST_CALL_APPLICATIONS: 69, TOOLS_POST_CALL_TIME[ms]: 320, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 107, TOOLS_QUANTIFIERELIM_APPLICATIONS: 426, TOOLS_QUANTIFIERELIM_TIME[ms]: 464, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 25, FLUID_QUERY_TIME[ms]: 23, FLUID_QUERIES: 401, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 113, DOMAIN_JOIN_TIME[ms]: 7213, 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: 144, DOMAIN_ISBOTTOM_TIME[ms]: 323, 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: 45, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2538, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2537, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 11, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 7, DAG_COMPRESSION_TIME[ms]: 75, DAG_COMPRESSION_PROCESSED_NODES: 1977, DAG_COMPRESSION_RETAINED_NODES: 427 - 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 1158#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= ~lowerDriverReturn~0 259) (<= 0 ~compRegistered~0) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (= ~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) (<= ~compRegistered~0 1) (= ~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) (<= 0 (+ ~lowerDriverReturn~0 1073741823)) (<= 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...