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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-21 09:52:13,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-21 09:52:13,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-21 09:52:13,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-21 09:52:13,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-21 09:52:13,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-21 09:52:13,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-21 09:52:13,083 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-21 09:52:13,085 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-21 09:52:13,086 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-21 09:52:13,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-21 09:52:13,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-21 09:52:13,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-21 09:52:13,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-21 09:52:13,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-21 09:52:13,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-21 09:52:13,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-21 09:52:13,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-21 09:52:13,095 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-21 09:52:13,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-21 09:52:13,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-21 09:52:13,103 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-21 09:52:13,105 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-21 09:52:13,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-21 09:52:13,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-21 09:52:13,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-21 09:52:13,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-21 09:52:13,112 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-21 09:52:13,116 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-21 09:52:13,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-21 09:52:13,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-21 09:52:13,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-21 09:52:13,121 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-21 09:52:13,122 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-21 09:52:13,123 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-21 09:52:13,123 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-21 09:52:13,124 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-21 09:52:13,124 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-21 09:52:13,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-21 09:52:13,127 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-21 09:52:13,128 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-21 09:52:13,129 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 [2019-09-21 09:52:13,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-21 09:52:13,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-21 09:52:13,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-21 09:52:13,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-21 09:52:13,145 INFO L138 SettingsManager]: * Use SBE=true [2019-09-21 09:52:13,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-21 09:52:13,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-21 09:52:13,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-21 09:52:13,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-21 09:52:13,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-21 09:52:13,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-21 09:52:13,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-21 09:52:13,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-21 09:52:13,147 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-21 09:52:13,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-21 09:52:13,148 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-21 09:52:13,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-21 09:52:13,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-21 09:52:13,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-21 09:52:13,148 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-21 09:52:13,149 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-21 09:52:13,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-21 09:52:13,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-21 09:52:13,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-21 09:52:13,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-21 09:52:13,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-21 09:52:13,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-21 09:52:13,150 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-21 09:52:13,150 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-21 09:52:13,200 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-21 09:52:13,211 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-21 09:52:13,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-21 09:52:13,216 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-21 09:52:13,216 INFO L275 PluginConnector]: CDTParser initialized [2019-09-21 09:52:13,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-21 09:52:13,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7acd5dd2/bfea5af93fe64df795f674521369c7df/FLAGd2b322005 [2019-09-21 09:52:13,802 INFO L306 CDTParser]: Found 1 translation units. [2019-09-21 09:52:13,802 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl1.cil.c [2019-09-21 09:52:13,813 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7acd5dd2/bfea5af93fe64df795f674521369c7df/FLAGd2b322005 [2019-09-21 09:52:14,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c7acd5dd2/bfea5af93fe64df795f674521369c7df [2019-09-21 09:52:14,155 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-21 09:52:14,156 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-21 09:52:14,157 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:14,157 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-21 09:52:14,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-21 09:52:14,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,166 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9039417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14, skipping insertion in model container [2019-09-21 09:52:14,166 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,175 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-21 09:52:14,238 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-21 09:52:14,528 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:14,533 INFO L188 MainTranslator]: Completed pre-run [2019-09-21 09:52:14,677 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-21 09:52:14,701 INFO L192 MainTranslator]: Completed translation [2019-09-21 09:52:14,702 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14 WrapperNode [2019-09-21 09:52:14,702 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-21 09:52:14,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-21 09:52:14,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-21 09:52:14,703 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-21 09:52:14,714 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,724 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,725 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (1/1) ... [2019-09-21 09:52:14,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-21 09:52:14,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-21 09:52:14,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-21 09:52:14,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-21 09:52:14,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 09:52:14" (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 [2019-09-21 09:52:14,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-21 09:52:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-21 09:52:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-21 09:52:14,815 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-21 09:52:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-21 09:52:14,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-21 09:52:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-21 09:52:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-21 09:52:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-21 09:52:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-21 09:52:14,817 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-21 09:52:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-21 09:52:14,818 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-21 09:52:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-21 09:52:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-21 09:52:14,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-21 09:52:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-21 09:52:14,821 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-21 09:52:14,822 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-21 09:52:14,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-21 09:52:15,109 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:52:15,228 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##14: assume !false; [2019-09-21 09:52:15,229 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##13: assume false; [2019-09-21 09:52:15,231 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:52:15,296 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##8: assume false; [2019-09-21 09:52:15,296 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume !false; [2019-09-21 09:52:15,316 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:52:15,336 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-21 09:52:15,336 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-21 09:52:15,348 WARN L730 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-21 09:52:15,521 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-21 09:52:15,522 INFO L683 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-21 09:52:15,925 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-21 09:52:15,925 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-21 09:52:15,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:15 BoogieIcfgContainer [2019-09-21 09:52:15,927 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-21 09:52:15,927 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-21 09:52:15,927 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-21 09:52:15,928 INFO L275 PluginConnector]: Sifa initialized [2019-09-21 09:52:15,929 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 09:52:15" (1/1) ... [2019-09-21 09:52:15,930 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-21 09:52:15,957 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-21 09:52:15,958 INFO L169 IcfgInterpreter]: Building call graph [2019-09-21 09:52:15,967 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-21 09:52:15,977 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-21 09:52:15,979 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-21 09:52:16,293 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 92 for LOIs [2019-09-21 09:52:19,163 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2019-09-21 09:52:19,360 WARN L191 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 273 [2019-09-21 09:52:19,806 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 275 [2019-09-21 09:52:19,984 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2019-09-21 09:52:20,164 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2019-09-21 09:52:20,725 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 280 DAG size of output: 278 [2019-09-21 09:52:20,747 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 94 for LOIs [2019-09-21 09:52:21,272 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 244 [2019-09-21 09:52:21,301 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 116 for LOIs [2019-09-21 09:52:21,474 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 96 for LOIs [2019-09-21 09:52:21,480 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 129 for LOIs [2019-09-21 09:52:21,526 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 116 for LOIs [2019-09-21 09:52:21,651 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 114 for LOIs [2019-09-21 09:52:21,691 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-21 09:52:21,692 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-21 09:52:21,698 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 409#(and (<= 0 ~compFptr~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= ~lowerDriverReturn~0 259) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (<= 0 ~UNLOADED~0) (<= 259 ~lowerDriverReturn~0) (<= ~IPC~0 7) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~compRegistered~0) (<= ~KernelMode~0 0) (<= 7 ~IPC~0) (<= 2 ~DC~0) (not (= ~s~0 ~NP~0)) (<= 0 ~Executive~0) (<= ~pended~0 0) (<= 0 (+ ~lowerDriverReturn~0 1073741823)) (<= 4 ~SKIP2~0) (<= 259 ~myStatus~0) (<= ~SKIP1~0 3) (<= 3 ~SKIP1~0) (<= ~UNLOADED~0 0) (<= ~SKIP2~0 4) (or (and (= ~MPR1~0 5) (<= 1 ~NP~0) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~myStatus~0 2147483647) (<= ~NP~0 1) (= ~myStatus~0 259) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0) (= ~myStatus~0 ~lowerDriverReturn~0)) (and (= ~MPR1~0 5) (<= 1 ~NP~0) (= ~IPC~0 7) (= 0 ~pended~0) (or (and (or (and (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= ~MPR1~0 ~NP~0) (<= 1 ~setEventCalled~0) (= ~setEventCalled~0 1) (<= ~setEventCalled~0 1)) (and (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= 0 ~compRegistered~0))) (= ~IPC~0 ~s~0) (= ~myStatus~0 ~lowerDriverReturn~0)) (and (not (= ~MPR1~0 ~SKIP1~0)) (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= 0 ~compRegistered~0) (= ~SKIP2~0 ~s~0) (<= 0 ~compRegistered~0) (not (= ~SKIP1~0 ~NP~0)) (= ~myStatus~0 ~lowerDriverReturn~0) (<= ~compRegistered~0 0))) (= 2 ~DC~0) (= 0 ~customIrp~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~customIrp~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~myStatus~0 2147483647) (<= ~NP~0 1) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0) (<= 0 ~customIrp~0)))) [2019-09-21 09:52:21,714 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-21 09:52:21,714 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-21 09:52:21,717 INFO L168 Benchmark]: Toolchain (without parser) took 7559.58 ms. Allocated memory was 130.5 MB in the beginning and 495.5 MB in the end (delta: 364.9 MB). Free memory was 85.2 MB in the beginning and 198.4 MB in the end (delta: -113.2 MB). Peak memory consumption was 251.7 MB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,719 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,720 INFO L168 Benchmark]: CACSL2BoogieTranslator took 544.97 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.0 MB in the beginning and 172.0 MB in the end (delta: -87.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,721 INFO L168 Benchmark]: Boogie Preprocessor took 51.86 ms. Allocated memory is still 198.7 MB. Free memory was 172.0 MB in the beginning and 170.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,727 INFO L168 Benchmark]: RCFGBuilder took 1171.97 ms. Allocated memory is still 198.7 MB. Free memory was 169.7 MB in the beginning and 81.6 MB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,730 INFO L168 Benchmark]: Sifa took 5786.74 ms. Allocated memory was 198.7 MB in the beginning and 495.5 MB in the end (delta: 296.7 MB). Free memory was 81.6 MB in the beginning and 198.4 MB in the end (delta: -116.8 MB). Peak memory consumption was 179.9 MB. Max. memory is 7.1 GB. [2019-09-21 09:52:21,740 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 130.5 MB. Free memory was 104.6 MB in the beginning and 104.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 544.97 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.0 MB in the beginning and 172.0 MB in the end (delta: -87.0 MB). Peak memory consumption was 28.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 51.86 ms. Allocated memory is still 198.7 MB. Free memory was 172.0 MB in the beginning and 170.1 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1171.97 ms. Allocated memory is still 198.7 MB. Free memory was 169.7 MB in the beginning and 81.6 MB in the end (delta: 88.1 MB). Peak memory consumption was 88.1 MB. Max. memory is 7.1 GB. * Sifa took 5786.74 ms. Allocated memory was 198.7 MB in the beginning and 495.5 MB in the end (delta: 296.7 MB). Free memory was 81.6 MB in the beginning and 198.4 MB in the end (delta: -116.8 MB). Peak memory consumption was 179.9 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]: 5741, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 195, DAG_INTERPRETER_EARLY_EXITS: 7, TOOLS_POST_APPLICATIONS: 146, TOOLS_POST_TIME[ms]: 116, TOOLS_POST_CALL_APPLICATIONS: 42, TOOLS_POST_CALL_TIME[ms]: 214, TOOLS_POST_RETURN_APPLICATIONS: 28, TOOLS_POST_RETURN_TIME[ms]: 138, TOOLS_QUANTIFIERELIM_APPLICATIONS: 209, TOOLS_QUANTIFIERELIM_TIME[ms]: 360, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 21, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 195, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 47, DOMAIN_JOIN_TIME[ms]: 4988, 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: 48, DOMAIN_ISBOTTOM_TIME[ms]: 131, 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: 28, CALL_SUMMARIZER_CACHE_MISSES: 11, CALL_SUMMARIZER_OVERALL_TIME[ms]: 2346, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 2345, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 43, DAG_COMPRESSION_PROCESSED_NODES: 682, DAG_COMPRESSION_RETAINED_NODES: 242 - UnprovableResult [Line: 580]: 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 409#(and (<= 0 ~compFptr~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= ~lowerDriverReturn~0 259) (<= ~myStatus~0 259) (<= 0 (+ ~myStatus~0 1073741823)) (<= 0 ~UNLOADED~0) (<= 259 ~lowerDriverReturn~0) (<= ~IPC~0 7) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~compRegistered~0) (<= ~KernelMode~0 0) (<= 7 ~IPC~0) (<= 2 ~DC~0) (not (= ~s~0 ~NP~0)) (<= 0 ~Executive~0) (<= ~pended~0 0) (<= 0 (+ ~lowerDriverReturn~0 1073741823)) (<= 4 ~SKIP2~0) (<= 259 ~myStatus~0) (<= ~SKIP1~0 3) (<= 3 ~SKIP1~0) (<= ~UNLOADED~0 0) (<= ~SKIP2~0 4) (or (and (= ~MPR1~0 5) (<= 1 ~NP~0) (= ~IPC~0 7) (= 0 ~pended~0) (= 2 ~DC~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~myStatus~0 2147483647) (<= ~NP~0 1) (= ~myStatus~0 259) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0) (= ~myStatus~0 ~lowerDriverReturn~0)) (and (= ~MPR1~0 5) (<= 1 ~NP~0) (= ~IPC~0 7) (= 0 ~pended~0) (or (and (or (and (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= ~MPR1~0 ~NP~0) (<= 1 ~setEventCalled~0) (= ~setEventCalled~0 1) (<= ~setEventCalled~0 1)) (and (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= 0 ~compRegistered~0))) (= ~IPC~0 ~s~0) (= ~myStatus~0 ~lowerDriverReturn~0)) (and (not (= ~MPR1~0 ~SKIP1~0)) (or (= ~myStatus~0 0) (= ~myStatus~0 (- 1073741823)) (= ~myStatus~0 259)) (= 0 ~compRegistered~0) (= ~SKIP2~0 ~s~0) (<= 0 ~compRegistered~0) (not (= ~SKIP1~0 ~NP~0)) (= ~myStatus~0 ~lowerDriverReturn~0) (<= ~compRegistered~0 0))) (= 2 ~DC~0) (= 0 ~customIrp~0) (= ~compFptr~0 0) (= ~MPR3~0 6) (<= 0 (+ ~myStatus~0 2147483648)) (<= ~customIrp~0 0) (= ~KernelMode~0 0) (= ~SKIP1~0 3) (<= ~myStatus~0 2147483647) (<= ~NP~0 1) (= 1 ~compRegistered~0) (= 1 ~NP~0) (= ~SKIP2~0 4) (= 0 ~Executive~0) (= 0 ~UNLOADED~0) (<= 0 ~customIrp~0)))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...