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.logsizewrapperfluid.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK --sifa.max.parallel.explicit.values 2 --sifa.sizelimitfluid.max.disjunctions 4 -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-ba7495b [2019-09-25 17:02:48,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-25 17:02:48,964 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-25 17:02:48,986 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-25 17:02:48,987 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-25 17:02:48,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-25 17:02:48,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-25 17:02:49,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-25 17:02:49,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-25 17:02:49,008 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-25 17:02:49,010 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-25 17:02:49,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-25 17:02:49,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-25 17:02:49,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-25 17:02:49,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-25 17:02:49,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-25 17:02:49,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-25 17:02:49,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-25 17:02:49,025 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-25 17:02:49,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-25 17:02:49,034 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-25 17:02:49,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-25 17:02:49,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-25 17:02:49,040 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-25 17:02:49,042 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-25 17:02:49,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-25 17:02:49,043 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-25 17:02:49,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-25 17:02:49,047 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-25 17:02:49,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-25 17:02:49,049 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-25 17:02:49,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-25 17:02:49,050 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-25 17:02:49,051 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-25 17:02:49,053 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-25 17:02:49,053 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-25 17:02:49,054 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-25 17:02:49,054 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-25 17:02:49,054 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-25 17:02:49,055 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-25 17:02:49,055 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-25 17:02:49,056 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 17:02:49,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-25 17:02:49,082 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-25 17:02:49,083 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-25 17:02:49,083 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-25 17:02:49,084 INFO L138 SettingsManager]: * Use SBE=true [2019-09-25 17:02:49,084 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-25 17:02:49,084 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-25 17:02:49,084 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-25 17:02:49,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-25 17:02:49,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-25 17:02:49,085 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-25 17:02:49,085 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-25 17:02:49,085 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-25 17:02:49,086 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-25 17:02:49,086 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-25 17:02:49,086 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-25 17:02:49,086 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-25 17:02:49,087 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-25 17:02:49,087 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-25 17:02:49,087 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-25 17:02:49,087 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-25 17:02:49,087 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-25 17:02:49,088 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-25 17:02:49,088 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-25 17:02:49,088 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-25 17:02:49,088 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-25 17:02:49,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-25 17:02:49,089 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-25 17:02:49,089 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: LogSizeWrapperFluid Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Max. Parallel Explicit Values -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: SizeLimitFluid Max. Disjunctions -> 4 [2019-09-25 17:02:49,127 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-25 17:02:49,147 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-25 17:02:49,151 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-25 17:02:49,152 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-25 17:02:49,153 INFO L275 PluginConnector]: CDTParser initialized [2019-09-25 17:02:49,153 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-25 17:02:49,219 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ee951d0/73c1433e57ae45d1aef179431ae1fd93/FLAGe14db61aa [2019-09-25 17:02:49,655 INFO L306 CDTParser]: Found 1 translation units. [2019-09-25 17:02:49,656 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-25 17:02:49,669 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ee951d0/73c1433e57ae45d1aef179431ae1fd93/FLAGe14db61aa [2019-09-25 17:02:50,042 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46ee951d0/73c1433e57ae45d1aef179431ae1fd93 [2019-09-25 17:02:50,053 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-25 17:02:50,055 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-25 17:02:50,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:50,056 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-25 17:02:50,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-25 17:02:50,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26f0f2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50, skipping insertion in model container [2019-09-25 17:02:50,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,071 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-25 17:02:50,129 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-25 17:02:50,502 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:50,507 INFO L188 MainTranslator]: Completed pre-run [2019-09-25 17:02:50,591 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-25 17:02:50,612 INFO L192 MainTranslator]: Completed translation [2019-09-25 17:02:50,612 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50 WrapperNode [2019-09-25 17:02:50,612 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-25 17:02:50,613 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-25 17:02:50,613 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-25 17:02:50,614 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-25 17:02:50,627 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,643 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,643 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,662 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,674 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (1/1) ... [2019-09-25 17:02:50,685 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-25 17:02:50,685 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-25 17:02:50,686 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-25 17:02:50,686 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-25 17:02:50,687 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 05:02:50" (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 17:02:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-25 17:02:50,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-25 17:02:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-25 17:02:50,749 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-25 17:02:50,750 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-25 17:02:50,751 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-25 17:02:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-25 17:02:50,752 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-25 17:02:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-25 17:02:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-25 17:02:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-25 17:02:50,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-25 17:02:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-25 17:02:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-25 17:02:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-25 17:02:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-25 17:02:50,753 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-25 17:02:50,754 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-25 17:02:50,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-25 17:02:50,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-25 17:02:51,061 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,163 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-25 17:02:51,163 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-25 17:02:51,184 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,298 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-25 17:02:51,298 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-25 17:02:51,300 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,361 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 17:02:51,361 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 17:02:51,376 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,443 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-25 17:02:51,443 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-25 17:02:51,553 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,570 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-25 17:02:51,570 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-25 17:02:51,597 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-25 17:02:51,717 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-25 17:02:51,718 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-25 17:02:52,220 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-25 17:02:52,220 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-25 17:02:52,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:52 BoogieIcfgContainer [2019-09-25 17:02:52,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-25 17:02:52,223 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-25 17:02:52,223 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-25 17:02:52,223 INFO L275 PluginConnector]: Sifa initialized [2019-09-25 17:02:52,224 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 05:02:52" (1/1) ... [2019-09-25 17:02:52,225 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=ExplicitValueDomain ♦ 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=4 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-09-25 17:02:52,250 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-25 17:02:52,251 INFO L169 IcfgInterpreter]: Building call graph [2019-09-25 17:02:52,261 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-25 17:02:52,269 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-25 17:02:52,271 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-25 17:02:52,432 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 78 for LOIs [2019-09-25 17:02:54,336 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 72 for LOIs [2019-09-25 17:02:54,500 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 66 for LOIs [2019-09-25 17:02:54,533 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 68 for LOIs [2019-09-25 17:02:55,191 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 47 for LOIs [2019-09-25 17:02:55,197 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 69 for LOIs [2019-09-25 17:02:55,285 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 48 for LOIs [2019-09-25 17:02:55,312 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 46 for LOIs [2019-09-25 17:02:55,352 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 66 for LOIs [2019-09-25 17:02:55,365 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 66 for LOIs [2019-09-25 17:02:55,377 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 50 for LOIs [2019-09-25 17:02:55,382 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 35 for LOIs [2019-09-25 17:02:55,384 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-25 17:02:55,384 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-25 17:02:55,386 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 890#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (= ~IPC~0 7) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (= ~compFptr~0 0) (= ~DC~0 2) (= ~MPR3~0 6) (= ~NP~0 1) (= ~pended~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~SKIP2~0 4)) [2019-09-25 17:02:55,401 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-25 17:02:55,401 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-25 17:02:55,405 INFO L168 Benchmark]: Toolchain (without parser) took 5348.69 ms. Allocated memory was 131.1 MB in the beginning and 353.4 MB in the end (delta: 222.3 MB). Free memory was 86.3 MB in the beginning and 136.9 MB in the end (delta: -50.6 MB). Peak memory consumption was 171.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,406 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,408 INFO L168 Benchmark]: CACSL2BoogieTranslator took 557.48 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.1 MB in the beginning and 169.1 MB in the end (delta: -83.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,409 INFO L168 Benchmark]: Boogie Preprocessor took 71.86 ms. Allocated memory is still 198.7 MB. Free memory was 169.1 MB in the beginning and 165.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,414 INFO L168 Benchmark]: RCFGBuilder took 1537.07 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 165.4 MB in the beginning and 154.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 99.7 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,416 INFO L168 Benchmark]: Sifa took 3178.28 ms. Allocated memory was 219.2 MB in the beginning and 353.4 MB in the end (delta: 134.2 MB). Free memory was 152.9 MB in the beginning and 136.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 150.2 MB. Max. memory is 7.1 GB. [2019-09-25 17:02:55,426 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 131.1 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 557.48 ms. Allocated memory was 131.1 MB in the beginning and 198.7 MB in the end (delta: 67.6 MB). Free memory was 86.1 MB in the beginning and 169.1 MB in the end (delta: -83.0 MB). Peak memory consumption was 30.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.86 ms. Allocated memory is still 198.7 MB. Free memory was 169.1 MB in the beginning and 165.4 MB in the end (delta: 3.7 MB). Peak memory consumption was 3.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1537.07 ms. Allocated memory was 198.7 MB in the beginning and 219.2 MB in the end (delta: 20.4 MB). Free memory was 165.4 MB in the beginning and 154.2 MB in the end (delta: 11.2 MB). Peak memory consumption was 99.7 MB. Max. memory is 7.1 GB. * Sifa took 3178.28 ms. Allocated memory was 219.2 MB in the beginning and 353.4 MB in the end (delta: 134.2 MB). Free memory was 152.9 MB in the beginning and 136.9 MB in the end (delta: 16.0 MB). Peak memory consumption was 150.2 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]: 3136, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 404, DAG_INTERPRETER_EARLY_EXITS: 25, TOOLS_POST_APPLICATIONS: 329, TOOLS_POST_TIME[ms]: 178, TOOLS_POST_CALL_APPLICATIONS: 71, TOOLS_POST_CALL_TIME[ms]: 252, TOOLS_POST_RETURN_APPLICATIONS: 46, TOOLS_POST_RETURN_TIME[ms]: 59, TOOLS_QUANTIFIERELIM_APPLICATIONS: 429, TOOLS_QUANTIFIERELIM_TIME[ms]: 337, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 19, FLUID_QUERY_TIME[ms]: 20, FLUID_QUERIES: 404, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 115, DOMAIN_JOIN_TIME[ms]: 2091, 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: 46, CALL_SUMMARIZER_CACHE_MISSES: 16, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1267, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1266, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 90, 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 890#(and (= ~MPR1~0 5) (= ~UNLOADED~0 0) (= ~IPC~0 7) (= ~Executive~0 0) (= ~DevicePowerState~0 1) (= ~compFptr~0 0) (= ~DC~0 2) (= ~MPR3~0 6) (= ~NP~0 1) (= ~pended~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (= ~SKIP2~0 4)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...