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 IntervalDomain -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-05 15:31:36,942 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 15:31:36,947 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 15:31:36,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 15:31:36,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 15:31:36,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 15:31:36,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 15:31:36,988 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 15:31:36,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 15:31:36,993 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 15:31:36,994 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 15:31:36,996 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 15:31:36,996 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 15:31:36,997 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 15:31:37,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 15:31:37,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 15:31:37,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 15:31:37,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 15:31:37,012 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 15:31:37,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 15:31:37,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 15:31:37,024 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 15:31:37,025 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 15:31:37,026 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 15:31:37,030 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 15:31:37,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 15:31:37,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 15:31:37,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 15:31:37,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 15:31:37,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 15:31:37,035 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 15:31:37,038 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 15:31:37,039 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 15:31:37,039 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 15:31:37,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 15:31:37,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 15:31:37,046 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 15:31:37,046 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 15:31:37,046 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 15:31:37,047 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 15:31:37,048 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 15:31:37,050 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 [2019-09-05 15:31:37,081 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 15:31:37,081 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 15:31:37,084 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-05 15:31:37,084 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-05 15:31:37,084 INFO L138 SettingsManager]: * Use SBE=true [2019-09-05 15:31:37,085 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 15:31:37,085 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 15:31:37,085 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-05 15:31:37,085 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 15:31:37,085 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 15:31:37,086 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 15:31:37,087 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 15:31:37,087 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 15:31:37,087 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 15:31:37,087 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 15:31:37,088 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-05 15:31:37,088 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 15:31:37,088 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 15:31:37,088 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 15:31:37,088 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-05 15:31:37,089 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-05 15:31:37,089 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 15:31:37,089 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 15:31:37,090 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 15:31:37,090 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-05 15:31:37,090 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-05 15:31:37,090 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 15:31:37,090 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 15:31:37,091 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-05 15:31:37,142 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 15:31:37,155 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 15:31:37,158 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 15:31:37,160 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 15:31:37,160 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 15:31:37,161 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-05 15:31:37,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56a4ea27a/dbcf257721e64351a218ff30fffa1db7/FLAG98ba52348 [2019-09-05 15:31:37,800 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 15:31:37,801 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-09-05 15:31:37,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56a4ea27a/dbcf257721e64351a218ff30fffa1db7/FLAG98ba52348 [2019-09-05 15:31:38,132 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56a4ea27a/dbcf257721e64351a218ff30fffa1db7 [2019-09-05 15:31:38,144 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 15:31:38,146 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 15:31:38,146 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 15:31:38,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 15:31:38,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 15:31:38,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,153 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a11b18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38, skipping insertion in model container [2019-09-05 15:31:38,153 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,161 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 15:31:38,225 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 15:31:38,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:31:38,755 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 15:31:38,832 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 15:31:38,863 INFO L192 MainTranslator]: Completed translation [2019-09-05 15:31:38,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38 WrapperNode [2019-09-05 15:31:38,864 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 15:31:38,865 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 15:31:38,865 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 15:31:38,865 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 15:31:38,876 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,876 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,891 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,911 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (1/1) ... [2019-09-05 15:31:38,937 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 15:31:38,938 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 15:31:38,938 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 15:31:38,938 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 15:31:38,939 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 03:31:38" (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 [2019-09-05 15:31:39,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 15:31:39,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 15:31:39,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-09-05 15:31:39,012 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-09-05 15:31:39,012 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-09-05 15:31:39,012 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 15:31:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-09-05 15:31:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-09-05 15:31:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-09-05 15:31:39,013 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-09-05 15:31:39,014 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-09-05 15:31:39,014 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-09-05 15:31:39,014 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-09-05 15:31:39,015 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-09-05 15:31:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-09-05 15:31:39,016 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-09-05 15:31:39,018 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-09-05 15:31:39,019 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-09-05 15:31:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 15:31:39,019 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-09-05 15:31:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 15:31:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-09-05 15:31:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-09-05 15:31:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-09-05 15:31:39,020 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-09-05 15:31:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-09-05 15:31:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-09-05 15:31:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-09-05 15:31:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-09-05 15:31:39,021 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-09-05 15:31:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-09-05 15:31:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-09-05 15:31:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-09-05 15:31:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-09-05 15:31:39,022 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-09-05 15:31:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-09-05 15:31:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-09-05 15:31:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 15:31:39,023 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-09-05 15:31:39,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 15:31:39,025 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 15:31:39,325 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,377 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-09-05 15:31:39,377 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-09-05 15:31:39,397 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,492 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-09-05 15:31:39,493 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-09-05 15:31:39,494 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,529 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-05 15:31:39,529 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-05 15:31:39,535 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,627 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-09-05 15:31:39,627 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-09-05 15:31:39,751 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,776 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-09-05 15:31:39,777 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-09-05 15:31:39,803 WARN L731 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-09-05 15:31:39,920 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-09-05 15:31:39,921 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-09-05 15:31:39,929 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 15:31:39,929 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-09-05 15:31:39,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:31:39 BoogieIcfgContainer [2019-09-05 15:31:39,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 15:31:39,931 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-05 15:31:39,931 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-05 15:31:39,932 INFO L275 PluginConnector]: Sifa initialized [2019-09-05 15:31:39,933 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 03:31:39" (1/1) ... [2019-09-05 15:31:39,934 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-05 15:31:39,959 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-05 15:31:39,959 INFO L169 IcfgInterpreter]: Building call graph [2019-09-05 15:31:39,971 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-05 15:31:39,982 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-05 15:31:39,983 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-05 15:31:40,086 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 97 for LOIs [2019-09-05 15:31:43,581 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_PnP with input of size 98 for LOIs [2019-09-05 15:31:44,055 INFO L199 IcfgInterpreter]: Interpreting procedure KeWaitForSingleObject with input of size 106 for LOIs [2019-09-05 15:31:44,076 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_InternIoCtl with input of size 94 for LOIs [2019-09-05 15:31:44,383 INFO L199 IcfgInterpreter]: Interpreting procedure IofCompleteRequest with input of size 93 for LOIs [2019-09-05 15:31:44,386 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_CreateClose with input of size 91 for LOIs [2019-09-05 15:31:44,411 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_DispatchPassThrough with input of size 87 for LOIs [2019-09-05 15:31:44,423 INFO L199 IcfgInterpreter]: Interpreting procedure IofCallDriver with input of size 92 for LOIs [2019-09-05 15:31:44,510 INFO L199 IcfgInterpreter]: Interpreting procedure KbFilter_Power with input of size 92 for LOIs [2019-09-05 15:31:44,617 INFO L199 IcfgInterpreter]: Interpreting procedure PoCallDriver with input of size 84 for LOIs [2019-09-05 15:31:44,636 INFO L199 IcfgInterpreter]: Interpreting procedure stubMoreProcessingRequired with input of size 77 for LOIs [2019-09-05 15:31:44,639 INFO L199 IcfgInterpreter]: Interpreting procedure errorFn with input of size 72 for LOIs [2019-09-05 15:31:44,640 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-05 15:31:44,640 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-05 15:31:44,642 INFO L193 IcfgInterpreter]: Reachable states at location errorFnErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1289#(or (and (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= 0 ~lowerDriverReturn~0) (<= 0 ~compRegistered~0) (<= 1 ~s~0) (<= ~myStatus~0 0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 1 ~setEventCalled~0) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (<= 0 (+ ~myStatus~0 1073741637)) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~customIrp~0 0) (<= ~DevicePowerState~0 1) (<= 0 ~Executive~0) (<= ~lowerDriverReturn~0 0) (<= ~pended~0 0) (<= ~s~0 3) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= 0 ~customIrp~0) (<= ~SKIP2~0 4) (<= ~setEventCalled~0 1)) (and (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= 0 ~lowerDriverReturn~0) (<= 0 ~compRegistered~0) (<= 1 ~s~0) (<= ~myStatus~0 0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~s~0 5) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (<= 0 ~setEventCalled~0) (<= 0 (+ ~myStatus~0 1073741637)) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~customIrp~0 0) (<= ~DevicePowerState~0 1) (<= 0 ~Executive~0) (<= ~lowerDriverReturn~0 0) (<= ~pended~0 0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= 0 ~customIrp~0) (<= ~SKIP2~0 4) (<= ~setEventCalled~0 1))) [2019-09-05 15:31:44,656 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-05 15:31:44,656 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-05 15:31:44,658 INFO L168 Benchmark]: Toolchain (without parser) took 6512.17 ms. Allocated memory was 135.8 MB in the beginning and 396.4 MB in the end (delta: 260.6 MB). Free memory was 83.7 MB in the beginning and 348.1 MB in the end (delta: -264.4 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 15:31:44,660 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-05 15:31:44,660 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.02 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 83.4 MB in the beginning and 169.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2019-09-05 15:31:44,661 INFO L168 Benchmark]: Boogie Preprocessor took 72.46 ms. Allocated memory is still 199.8 MB. Free memory was 169.7 MB in the beginning and 166.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-09-05 15:31:44,662 INFO L168 Benchmark]: RCFGBuilder took 993.24 ms. Allocated memory is still 199.8 MB. Free memory was 166.5 MB in the beginning and 97.5 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. [2019-09-05 15:31:44,663 INFO L168 Benchmark]: Sifa took 4724.75 ms. Allocated memory was 199.8 MB in the beginning and 396.4 MB in the end (delta: 196.6 MB). Free memory was 97.5 MB in the beginning and 348.1 MB in the end (delta: -250.6 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-05 15:31:44,672 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 135.8 MB. Free memory was 103.5 MB in the beginning and 103.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 718.02 ms. Allocated memory was 135.8 MB in the beginning and 199.8 MB in the end (delta: 64.0 MB). Free memory was 83.4 MB in the beginning and 169.7 MB in the end (delta: -86.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 72.46 ms. Allocated memory is still 199.8 MB. Free memory was 169.7 MB in the beginning and 166.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 993.24 ms. Allocated memory is still 199.8 MB. Free memory was 166.5 MB in the beginning and 97.5 MB in the end (delta: 69.1 MB). Peak memory consumption was 69.1 MB. Max. memory is 7.1 GB. * Sifa took 4724.75 ms. Allocated memory was 199.8 MB in the beginning and 396.4 MB in the end (delta: 196.6 MB). Free memory was 97.5 MB in the beginning and 348.1 MB in the end (delta: -250.6 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 4683, ICFG_INTERPRETER_ENTERED_PROCEDURES: 13, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 853, DAG_INTERPRETER_EARLY_EXITS: 31, TOOLS_POST_APPLICATIONS: 727, TOOLS_POST_TIME[ms]: 691, TOOLS_POST_CALL_APPLICATIONS: 109, TOOLS_POST_CALL_TIME[ms]: 783, TOOLS_POST_RETURN_APPLICATIONS: 83, TOOLS_POST_RETURN_TIME[ms]: 710, TOOLS_QUANTIFIERELIM_TIME[ms]: 1780, FLUID_QUERY_TIME[ms]: 35, FLUID_QUERIES: 853, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 309, DOMAIN_JOIN_TIME[ms]: 963, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 0, DOMAIN_WIDEN_TIME[ms]: 0, DOMAIN_ISSUBSETEQ_APPLICATIONS: 74, DOMAIN_ISSUBSETEQ_TIME[ms]: 175, DOMAIN_ISBOTTOM_APPLICATIONS: 283, DOMAIN_ISBOTTOM_TIME[ms]: 1022, 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: 83, CALL_SUMMARIZER_CACHE_MISSES: 0, CALL_SUMMARIZER_OVERALL_TIME[ms]: 1716, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 0, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 9, PATH_EXPR_TIME[ms]: 12, REGEX_TO_DAG_TIME[ms]: 8, DAG_COMPRESSION_TIME[ms]: 105, DAG_COMPRESSION_PROCESSED_NODES: 3114, DAG_COMPRESSION_RETAINED_NODES: 996 - 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 1289#(or (and (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= 0 ~lowerDriverReturn~0) (<= 0 ~compRegistered~0) (<= 1 ~s~0) (<= ~myStatus~0 0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 1 ~setEventCalled~0) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (<= 0 (+ ~myStatus~0 1073741637)) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~customIrp~0 0) (<= ~DevicePowerState~0 1) (<= 0 ~Executive~0) (<= ~lowerDriverReturn~0 0) (<= ~pended~0 0) (<= ~s~0 3) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= 0 ~customIrp~0) (<= ~SKIP2~0 4) (<= ~setEventCalled~0 1)) (and (<= 0 ~compFptr~0) (<= 1 ~NP~0) (<= ~compFptr~0 0) (<= 5 ~MPR1~0) (<= 0 ~lowerDriverReturn~0) (<= 0 ~compRegistered~0) (<= 1 ~s~0) (<= ~myStatus~0 0) (<= 0 ~UNLOADED~0) (<= ~IPC~0 7) (<= ~NP~0 1) (<= 0 ~KernelMode~0) (<= ~s~0 5) (<= ~MPR3~0 6) (<= ~Executive~0 0) (<= ~MPR1~0 5) (<= 6 ~MPR3~0) (<= ~compRegistered~0 1) (<= 0 ~pended~0) (<= ~DC~0 2) (<= 1 ~DevicePowerState~0) (<= 0 ~setEventCalled~0) (<= 0 (+ ~myStatus~0 1073741637)) (<= 7 ~IPC~0) (<= ~KernelMode~0 0) (<= 2 ~DC~0) (<= ~customIrp~0 0) (<= ~DevicePowerState~0 1) (<= 0 ~Executive~0) (<= ~lowerDriverReturn~0 0) (<= ~pended~0 0) (<= 4 ~SKIP2~0) (<= 3 ~SKIP1~0) (<= ~SKIP1~0 3) (<= ~UNLOADED~0 0) (<= 0 ~customIrp~0) (<= ~SKIP2~0 4) (<= ~setEventCalled~0 1))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...