/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 06:59:10,817 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 06:59:10,820 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 06:59:10,833 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 06:59:10,833 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 06:59:10,835 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 06:59:10,836 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 06:59:10,838 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 06:59:10,839 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 06:59:10,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 06:59:10,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 06:59:10,843 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 06:59:10,843 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 06:59:10,844 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 06:59:10,845 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 06:59:10,846 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 06:59:10,847 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 06:59:10,848 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 06:59:10,850 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 06:59:10,852 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 06:59:10,854 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 06:59:10,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 06:59:10,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 06:59:10,857 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 06:59:10,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-07 06:59:10,866 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 06:59:10,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 06:59:10,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 06:59:10,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 06:59:10,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 06:59:10,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 06:59:10,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 06:59:10,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 06:59:10,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 06:59:10,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 06:59:10,877 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 06:59:10,882 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 [2019-11-07 06:59:10,907 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 06:59:10,907 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 06:59:10,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 06:59:10,909 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 06:59:10,909 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 06:59:10,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 06:59:10,909 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 06:59:10,910 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 06:59:10,910 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 06:59:10,910 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 06:59:10,911 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 06:59:10,911 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 06:59:10,912 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 06:59:10,912 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 06:59:10,912 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 06:59:10,912 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 06:59:10,913 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 06:59:10,913 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 06:59:10,913 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 06:59:10,913 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 06:59:10,914 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 06:59:10,914 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 06:59:10,914 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 06:59:10,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 06:59:10,915 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 06:59:10,915 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 06:59:10,915 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 06:59:10,915 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 06:59:10,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain [2019-11-07 06:59:11,193 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 06:59:11,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 06:59:11,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 06:59:11,211 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 06:59:11,211 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 06:59:11,212 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-07 06:59:11,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21191c170/d2f41f6a04bc43a7b2f78e9d456ff3c4/FLAGd851e9c04 [2019-11-07 06:59:11,792 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 06:59:11,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ntdrivers-simplified/kbfiltr_simpl2.cil-1.c [2019-11-07 06:59:11,814 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21191c170/d2f41f6a04bc43a7b2f78e9d456ff3c4/FLAGd851e9c04 [2019-11-07 06:59:12,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/21191c170/d2f41f6a04bc43a7b2f78e9d456ff3c4 [2019-11-07 06:59:12,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 06:59:12,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 06:59:12,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 06:59:12,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 06:59:12,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 06:59:12,128 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,131 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c825d02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12, skipping insertion in model container [2019-11-07 06:59:12,131 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,139 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 06:59:12,186 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 06:59:12,538 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:59:12,544 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 06:59:12,711 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 06:59:12,730 INFO L192 MainTranslator]: Completed translation [2019-11-07 06:59:12,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12 WrapperNode [2019-11-07 06:59:12,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 06:59:12,731 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 06:59:12,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 06:59:12,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 06:59:12,742 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,756 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,756 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,787 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,791 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (1/1) ... [2019-11-07 06:59:12,798 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 06:59:12,798 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 06:59:12,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 06:59:12,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 06:59:12,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:59:12" (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 [2019-11-07 06:59:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 06:59:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 06:59:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure stub_driver_init [2019-11-07 06:59:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _BLAST_init [2019-11-07 06:59:12,854 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_PnP [2019-11-07 06:59:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 06:59:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure stubMoreProcessingRequired [2019-11-07 06:59:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCallDriver [2019-11-07 06:59:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure IofCompleteRequest [2019-11-07 06:59:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure KeSetEvent [2019-11-07 06:59:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure KeWaitForSingleObject [2019-11-07 06:59:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Complete [2019-11-07 06:59:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_CreateClose [2019-11-07 06:59:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_DispatchPassThrough [2019-11-07 06:59:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_Power [2019-11-07 06:59:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure PoCallDriver [2019-11-07 06:59:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure KbFilter_InternIoCtl [2019-11-07 06:59:12,860 INFO L138 BoogieDeclarations]: Found implementation of procedure errorFn [2019-11-07 06:59:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 06:59:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2019-11-07 06:59:12,861 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 06:59:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_long [2019-11-07 06:59:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-11-07 06:59:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure PoCallDriver [2019-11-07 06:59:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_PnP [2019-11-07 06:59:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure IofCallDriver [2019-11-07 06:59:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure KeSetEvent [2019-11-07 06:59:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure KeWaitForSingleObject [2019-11-07 06:59:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Complete [2019-11-07 06:59:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_CreateClose [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_DispatchPassThrough [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_Power [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure KbFilter_InternIoCtl [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure stub_driver_init [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure _BLAST_init [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure IofCompleteRequest [2019-11-07 06:59:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure errorFn [2019-11-07 06:59:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 06:59:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure stubMoreProcessingRequired [2019-11-07 06:59:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 06:59:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 06:59:13,184 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,243 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2019-11-07 06:59:13,244 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2019-11-07 06:59:13,262 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,403 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume false; [2019-11-07 06:59:13,403 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !false; [2019-11-07 06:59:13,406 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,457 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-11-07 06:59:13,457 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-11-07 06:59:13,464 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,508 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##12: assume !false; [2019-11-07 06:59:13,508 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume false; [2019-11-07 06:59:13,604 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,633 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume !false; [2019-11-07 06:59:13,633 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##15: assume false; [2019-11-07 06:59:13,661 WARN L735 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-07 06:59:13,752 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##43: assume false; [2019-11-07 06:59:13,752 INFO L688 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##44: assume !false; [2019-11-07 06:59:13,760 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 06:59:13,761 INFO L284 CfgBuilder]: Removed 0 assume(true) statements. [2019-11-07 06:59:13,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:59:13 BoogieIcfgContainer [2019-11-07 06:59:13,764 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 06:59:13,765 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-11-07 06:59:13,766 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-11-07 06:59:13,766 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-11-07 06:59:13,767 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:59:13" (1/1) ... [2019-11-07 06:59:13,815 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-11-07 06:59:15,965 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-11-07 06:59:16,000 INFO L272 AbstractInterpreter]: Visited 319 different actions 4094 times. Merged at 129 different actions 1643 times. Widened at 14 different actions 50 times. Performed 13339 root evaluator evaluations with a maximum evaluation depth of 6. Performed 13339 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 288 fixpoints after 56 different actions. Largest state had 104 variables. [2019-11-07 06:59:16,001 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-11-07 06:59:16,004 INFO L168 Benchmark]: Toolchain (without parser) took 3880.30 ms. Allocated memory was 146.8 MB in the beginning and 300.9 MB in the end (delta: 154.1 MB). Free memory was 102.6 MB in the beginning and 163.2 MB in the end (delta: -60.5 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,005 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 606.91 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 102.4 MB in the beginning and 177.4 MB in the end (delta: -75.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,007 INFO L168 Benchmark]: Boogie Preprocessor took 67.11 ms. Allocated memory is still 204.5 MB. Free memory was 177.4 MB in the beginning and 173.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,008 INFO L168 Benchmark]: RCFGBuilder took 965.82 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 103.8 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,009 INFO L168 Benchmark]: Abstract Interpretation took 2235.50 ms. Allocated memory was 204.5 MB in the beginning and 300.9 MB in the end (delta: 96.5 MB). Free memory was 103.8 MB in the beginning and 163.2 MB in the end (delta: -59.4 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. [2019-11-07 06:59:16,013 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 146.8 MB. Free memory was 121.9 MB in the beginning and 121.7 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 606.91 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 102.4 MB in the beginning and 177.4 MB in the end (delta: -75.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 67.11 ms. Allocated memory is still 204.5 MB. Free memory was 177.4 MB in the beginning and 173.8 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 965.82 ms. Allocated memory is still 204.5 MB. Free memory was 173.8 MB in the beginning and 103.8 MB in the end (delta: 70.0 MB). Peak memory consumption was 70.0 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 2235.50 ms. Allocated memory was 204.5 MB in the beginning and 300.9 MB in the end (delta: 96.5 MB). Free memory was 103.8 MB in the beginning and 163.2 MB in the end (delta: -59.4 MB). Peak memory consumption was 37.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 1012]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L22] int KernelMode ; [L23] int Executive ; [L24] int DevicePowerState ; [L25] int s ; [L26] int UNLOADED ; [L27] int NP ; [L28] int DC ; [L29] int SKIP1 ; [L30] int SKIP2 ; [L31] int MPR1 ; [L32] int MPR3 ; [L33] int IPC ; [L34] int pended ; [L35] int compFptr ; [L36] int compRegistered ; [L37] int lowerDriverReturn ; [L38] int setEventCalled ; [L39] int customIrp ; [L40] int myStatus ; [L295] int status ; [L296] int irp = __VERIFIER_nondet_int() ; [L297] int pirp ; [L298] int pirp__IoStatus__Status ; [L299] int irp_choice = __VERIFIER_nondet_int() ; [L300] int devobj = __VERIFIER_nondet_int() ; [L301] int __cil_tmp8 ; [L303] KernelMode = 0 [L304] Executive = 0 [L305] DevicePowerState = 1 [L306] s = 0 [L307] UNLOADED = 0 [L308] NP = 0 [L309] DC = 0 [L310] SKIP1 = 0 [L311] SKIP2 = 0 [L312] MPR1 = 0 [L313] MPR3 = 0 [L314] IPC = 0 [L315] pended = 0 [L316] compFptr = 0 [L317] compRegistered = 0 [L318] lowerDriverReturn = 0 [L319] setEventCalled = 0 [L320] customIrp = 0 [L321] myStatus = 0 [L325] status = 0 [L326] pirp = irp [L327] CALL _BLAST_init() [L60] UNLOADED = 0 [L61] NP = 1 [L62] DC = 2 [L63] SKIP1 = 3 [L64] SKIP2 = 4 [L65] MPR1 = 5 [L66] MPR3 = 6 [L67] IPC = 7 [L68] s = UNLOADED [L69] pended = 0 [L70] compFptr = 0 [L71] compRegistered = 0 [L72] lowerDriverReturn = 0 [L73] setEventCalled = 0 [L74] customIrp = 0 [L327] RET _BLAST_init() [L329] COND TRUE status >= 0 [L330] s = NP [L331] customIrp = 0 [L332] setEventCalled = customIrp [L333] lowerDriverReturn = setEventCalled [L334] compRegistered = lowerDriverReturn [L335] pended = compRegistered [L336] pirp__IoStatus__Status = 0 [L337] myStatus = 0 [L338] COND FALSE !(irp_choice == 0) [L343] CALL stub_driver_init() [L46] s = NP [L47] pended = 0 [L48] compFptr = 0 [L49] compRegistered = 0 [L50] lowerDriverReturn = 0 [L51] setEventCalled = 0 [L52] customIrp = 0 [L343] RET stub_driver_init() [L346] COND FALSE !(status < 0) [L350] int tmp_ndt_1; [L351] tmp_ndt_1 = __VERIFIER_nondet_int() [L352] COND FALSE !(tmp_ndt_1 == 0) [L355] int tmp_ndt_2; [L356] tmp_ndt_2 = __VERIFIER_nondet_int() [L357] COND FALSE !(tmp_ndt_2 == 1) [L360] int tmp_ndt_3; [L361] tmp_ndt_3 = __VERIFIER_nondet_int() [L362] COND TRUE tmp_ndt_3 == 3 [L389] CALL KbFilter_PnP(devobj, pirp) [L81] int devExt ; [L82] int irpStack ; [L83] int status ; [L84] int event = __VERIFIER_nondet_int() ; [L85] int DeviceObject__DeviceExtension = __VERIFIER_nondet_int() ; [L86] int Irp__Tail__Overlay__CurrentStackLocation = __VERIFIER_nondet_int() ; [L87] int irpStack__MinorFunction = __VERIFIER_nondet_int() ; [L88] int devExt__TopOfStack = __VERIFIER_nondet_int() ; [L89] int devExt__Started ; [L90] int devExt__Removed ; [L91] int devExt__SurpriseRemoved ; [L92] int Irp__IoStatus__Status ; [L93] int Irp__IoStatus__Information ; [L94] int Irp__CurrentLocation = __VERIFIER_nondet_int() ; [L95] int irpSp ; [L96] int nextIrpSp ; [L97] int nextIrpSp__Control ; [L98] int irpSp___0 ; [L99] int irpSp__Context ; [L100] int irpSp__Control ; [L101] long __cil_tmp23 ; [L104] status = 0 [L105] devExt = DeviceObject__DeviceExtension [L106] irpStack = Irp__Tail__Overlay__CurrentStackLocation [L107] COND TRUE irpStack__MinorFunction == 0 [L173] irpSp = Irp__Tail__Overlay__CurrentStackLocation [L174] nextIrpSp = Irp__Tail__Overlay__CurrentStackLocation - 1 [L175] nextIrpSp__Control = 0 [L176] COND FALSE !(s != NP) [L181] COND FALSE !(compRegistered != 0) [L186] compRegistered = 1 [L190] irpSp___0 = Irp__Tail__Overlay__CurrentStackLocation - 1 [L191] irpSp__Context = event [L192] irpSp__Control = 224 [L193-L194] CALL, EXPR IofCallDriver(devExt__TopOfStack, Irp) [L482] int returnVal2 ; [L483] int compRetStatus ; [L484] int lcontext = __VERIFIER_nondet_int() ; [L485] long long __cil_tmp7 ; [L488] COND TRUE \read(compRegistered) [L490] CALL, EXPR KbFilter_Complete(DeviceObject, Irp, lcontext) [L618] int event ; [L622] event = Context [L623] CALL KeSetEvent(event, 0, 0) [L568] int l = __VERIFIER_nondet_int() ; [L571] setEventCalled = 1 [L572] return (l); [L623] RET KeSetEvent(event, 0, 0) [L625] return (-1073741802); [L490] RET, EXPR KbFilter_Complete(DeviceObject, Irp, lcontext) [L490] compRetStatus = KbFilter_Complete(DeviceObject, Irp, lcontext) [L493] __cil_tmp7 = (long long )compRetStatus [L494] COND TRUE __cil_tmp7 == -1073741802 [L496] CALL stubMoreProcessingRequired() [L470] COND TRUE s == NP [L471] s = MPR1 [L496] RET stubMoreProcessingRequired() [L501] int tmp_ndt_6; [L502] tmp_ndt_6 = __VERIFIER_nondet_int() [L503] COND FALSE !(tmp_ndt_6 == 0) [L506] int tmp_ndt_7; [L507] tmp_ndt_7 = __VERIFIER_nondet_int() [L508] COND FALSE !(tmp_ndt_7 == 1) [L520] returnVal2 = 259 [L527] COND FALSE !(s == NP) [L531] COND TRUE s == MPR1 [L532] COND TRUE returnVal2 == 259 [L533] s = MPR3 [L534] lowerDriverReturn = returnVal2 [L550] return (returnVal2); [L193-L194] RET, EXPR IofCallDriver(devExt__TopOfStack, Irp) [L193-L194] status = IofCallDriver(devExt__TopOfStack, Irp) [L197] __cil_tmp23 = (long )status [L198] COND FALSE !(__cil_tmp23 == 259) [L206] COND FALSE !(status >= 0) [L214] Irp__IoStatus__Status = status [L215] myStatus = status [L216] Irp__IoStatus__Information = 0 [L217] CALL IofCompleteRequest(Irp, 0) [L557] COND FALSE !(s == NP) [L561] CALL errorFn() [L1012] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...