/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/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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:48:10,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:48:10,722 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:48:10,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:48:10,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:48:10,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:48:10,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:48:10,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:48:10,743 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:48:10,744 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:48:10,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:48:10,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:48:10,749 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:48:10,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:48:10,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:48:10,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:48:10,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:48:10,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:48:10,763 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:48:10,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:48:10,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:48:10,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:48:10,769 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:48:10,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:48:10,772 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:48:10,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:48:10,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:48:10,773 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:48:10,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:48:10,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:48:10,775 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:48:10,776 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:48:10,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:48:10,777 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:48:10,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:48:10,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:48:10,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:48:10,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:48:10,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:48:10,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:48:10,783 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:48:10,783 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 10:48:10,810 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:48:10,810 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:48:10,813 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:48:10,813 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:48:10,813 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:48:10,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:48:10,814 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:48:10,814 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:48:10,814 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:48:10,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:48:10,816 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:48:10,816 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:48:10,816 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:48:10,817 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:48:10,817 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:48:10,817 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:48:10,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:48:10,817 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:48:10,818 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:48:10,818 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:48:10,818 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:48:10,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:48:10,819 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:48:10,819 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:48:10,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:48:10,819 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:48:10,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:48:10,820 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:48:10,820 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:48:11,097 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:48:11,109 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:48:11,116 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:48:11,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:48:11,118 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:48:11,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-11-07 10:48:11,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc0de45e/e3e0a2aefa2944ae94b7b364004a1dcc/FLAG2c68e73db [2019-11-07 10:48:11,746 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:48:11,749 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product54.cil.c [2019-11-07 10:48:11,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc0de45e/e3e0a2aefa2944ae94b7b364004a1dcc/FLAG2c68e73db [2019-11-07 10:48:12,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cc0de45e/e3e0a2aefa2944ae94b7b364004a1dcc [2019-11-07 10:48:12,020 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:48:12,021 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:48:12,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:48:12,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:48:12,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:48:12,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b183c87 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12, skipping insertion in model container [2019-11-07 10:48:12,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,037 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:48:12,097 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:48:12,566 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:48:12,590 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:48:12,680 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:48:12,720 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:48:12,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12 WrapperNode [2019-11-07 10:48:12,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:48:12,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:48:12,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:48:12,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:48:12,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,796 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,811 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (1/1) ... [2019-11-07 10:48:12,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:48:12,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:48:12,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:48:12,825 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:48:12,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:48:12" (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 10:48:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:48:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:48:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:48:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:48:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-11-07 10:48:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:48:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:48:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:48:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:48:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-11-07 10:48:12,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:48:12,913 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:48:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:48:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:48:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:48:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:48:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:48:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:48:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:48:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:48:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:48:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-11-07 10:48:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:48:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:48:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:48:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:48:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:48:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 10:48:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:48:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:48:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:48:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:48:14,679 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:48:14,680 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:48:14,681 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:48:14 BoogieIcfgContainer [2019-11-07 10:48:14,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:48:14,682 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:48:14,682 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:48:14,683 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:48:14,684 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:48:14" (1/1) ... [2019-11-07 10:48:14,685 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:48:14,713 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:48:14,713 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:48:14,734 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:48:14,743 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:48:14,744 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:48:24,287 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:48:26,200 WARN L191 SmtUtils]: Spent 457.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:48:26,344 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:48:26,361 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-11-07 10:48:26,400 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-11-07 10:48:26,406 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-11-07 10:48:26,911 WARN L191 SmtUtils]: Spent 426.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-11-07 10:48:27,530 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-11-07 10:48:27,674 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2019-11-07 10:48:27,913 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 597 DAG size of output: 597 [2019-11-07 10:48:28,438 WARN L191 SmtUtils]: Spent 483.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-11-07 10:48:29,050 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification that was a NOOP. DAG size: 607 [2019-11-07 10:48:29,968 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 173 [2019-11-07 10:48:31,325 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 178 [2019-11-07 10:48:31,714 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 180 [2019-11-07 10:48:32,187 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 179 [2019-11-07 10:48:32,658 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2019-11-07 10:48:32,927 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-11-07 10:48:33,128 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 179 [2019-11-07 10:48:34,098 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-07 10:48:34,220 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2019-11-07 10:48:34,443 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 178 [2019-11-07 10:48:34,575 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 174 [2019-11-07 10:48:34,849 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 591 [2019-11-07 10:48:35,226 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 602 DAG size of output: 602 [2019-11-07 10:48:35,875 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-11-07 10:48:36,056 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 606 [2019-11-07 10:48:36,973 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 611 [2019-11-07 10:48:37,614 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:48:37,616 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 136 for LOIs [2019-11-07 10:48:37,827 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification3_spec__1 with input of size 130 for LOIs [2019-11-07 10:48:37,834 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-11-07 10:48:37,835 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:48:37,847 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:48:37,847 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:48:37,849 INFO L168 Benchmark]: Toolchain (without parser) took 25827.45 ms. Allocated memory was 144.7 MB in the beginning and 707.3 MB in the end (delta: 562.6 MB). Free memory was 101.0 MB in the beginning and 583.1 MB in the end (delta: -482.1 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,850 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.15 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.8 MB in the beginning and 170.7 MB in the end (delta: -69.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,852 INFO L168 Benchmark]: Boogie Preprocessor took 102.85 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 165.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,853 INFO L168 Benchmark]: RCFGBuilder took 1856.86 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.9 MB in the beginning and 144.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,854 INFO L168 Benchmark]: Sifa took 23164.89 ms. Allocated memory was 234.9 MB in the beginning and 707.3 MB in the end (delta: 472.4 MB). Free memory was 144.3 MB in the beginning and 583.1 MB in the end (delta: -438.8 MB). Peak memory consumption was 33.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:48:37,858 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 144.7 MB. Free memory was 119.8 MB in the beginning and 119.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.15 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 100.8 MB in the beginning and 170.7 MB in the end (delta: -69.9 MB). Peak memory consumption was 24.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 102.85 ms. Allocated memory is still 202.4 MB. Free memory was 170.7 MB in the beginning and 165.9 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1856.86 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 165.9 MB in the beginning and 144.3 MB in the end (delta: 21.6 MB). Peak memory consumption was 83.8 MB. Max. memory is 7.1 GB. * Sifa took 23164.89 ms. Allocated memory was 234.9 MB in the beginning and 707.3 MB in the end (delta: 472.4 MB). Free memory was 144.3 MB in the beginning and 583.1 MB in the end (delta: -438.8 MB). Peak memory consumption was 33.6 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]: 23125, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 68, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 338, TOOLS_POST_TIME[ms]: 11761, TOOLS_POST_CALL_APPLICATIONS: 121, TOOLS_POST_CALL_TIME[ms]: 260, TOOLS_POST_RETURN_APPLICATIONS: 114, TOOLS_POST_RETURN_TIME[ms]: 145, TOOLS_QUANTIFIERELIM_APPLICATIONS: 572, TOOLS_QUANTIFIERELIM_TIME[ms]: 11974, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11535, FLUID_QUERY_TIME[ms]: 26, FLUID_QUERIES: 558, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 68, DOMAIN_JOIN_TIME[ms]: 8339, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 10, DOMAIN_WIDEN_TIME[ms]: 2104, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 91, DOMAIN_ISBOTTOM_APPLICATIONS: 68, DOMAIN_ISBOTTOM_TIME[ms]: 213, LOOP_SUMMARIZER_APPLICATIONS: 14, LOOP_SUMMARIZER_CACHE_MISSES: 14, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 8163, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 8163, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 114, CALL_SUMMARIZER_CACHE_MISSES: 30, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11807, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11806, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 47, DAG_COMPRESSION_PROCESSED_NODES: 2222, DAG_COMPRESSION_RETAINED_NODES: 277 - UnprovableResult [Line: 257]: 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 1103#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string7.offset| 0) (<= 0 |#NULL.base|) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= |#t~string73.offset| 0) (= |#t~string46.offset| 0) (= |#t~string3.offset| 0) (= |#t~string9.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (= |#NULL.base| 0) (= |#t~string38.offset| 0) (= |#t~string71.offset| 0) (<= |#t~string1.offset| 0) (<= 0 ~head~0.base) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string45.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= 0 |#t~string43.offset|) (<= |#t~string36.offset| 0) (<= 0 |#t~string9.offset|) (= |#t~string42.offset| 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (<= 0 |#t~string73.offset|) (= ~cleanupTimeShifts~0 4) (= |#t~string73.offset| 0) (<= ~methaneLevelCritical~0 2147483647) (<= 0 |#t~string47.offset|) (= |#t~string33.offset| 0) (<= 0 |#t~string38.offset|) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (= 2 ~waterLevel~0) (<= 1 ~systemActive~0) (<= 0 |#t~string71.offset|) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string38.offset| 0) (<= 0 |#t~string3.offset|) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (= ~pumpRunning~0 0) (<= ~head~0.base 0) (= |#t~string47.offset| 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= ~waterLevel~0 2147483647) (= |#t~string43.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (= |#t~string1.offset| 0) (= 0 ~methaneLevelCritical~0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string1.offset|) (<= |#NULL.offset| 0) (<= |#t~string7.offset| 0) (<= |#t~string9.offset| 0) (= ~head~0.offset 0) (<= |#t~string71.offset| 0) (= |#t~string63.offset| 0) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (<= |#t~string47.offset| 0) (= |#t~string5.offset| 0) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= 0 |#t~string7.offset|) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string37.offset| 0) (= |#t~string59.offset| 0) (<= 0 |#t~string5.offset|) (<= |#t~string43.offset| 0) (<= |#t~string3.offset| 0) (<= |#t~string5.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string37.offset|) (= |#t~string37.offset| 0) (<= 0 |#t~string34.offset|) (= |#t~string45.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...