java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:46,082 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:46,084 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:46,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:46,097 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:46,098 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:46,100 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:46,101 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:46,103 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:46,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:46,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:46,107 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:46,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:46,108 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:46,109 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:46,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:46,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:46,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:46,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:46,116 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:46,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:46,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:46,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:46,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:46,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:46,125 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:46,126 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:46,127 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:46,128 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:46,132 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:46,132 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:46,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:46,134 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:46,135 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:46,139 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:46,140 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:46,140 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:46,141 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:46,141 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:46,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:46,146 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:46,147 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 [2019-09-20 15:48:46,170 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:46,170 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:46,173 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:46,173 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:46,173 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:46,174 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:46,174 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:46,174 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:46,174 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:46,174 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:46,176 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:46,176 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:46,176 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:46,177 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:46,177 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:46,177 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:46,177 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:46,177 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:46,178 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:46,178 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:46,178 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:46,178 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:46,178 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:46,179 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:46,179 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:46,179 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:46,180 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:46,180 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:46,180 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:48:46,247 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:46,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:46,269 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:46,270 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:46,271 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:46,271 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-20 15:48:46,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5461f60b/b5b5a45309254c7ab2b0048a85faa01f/FLAG62ceca768 [2019-09-20 15:48:46,907 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:46,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product64.cil.c [2019-09-20 15:48:46,930 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5461f60b/b5b5a45309254c7ab2b0048a85faa01f/FLAG62ceca768 [2019-09-20 15:48:47,166 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5461f60b/b5b5a45309254c7ab2b0048a85faa01f [2019-09-20 15:48:47,176 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:47,177 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:47,178 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:47,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:47,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:47,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e0db5b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47, skipping insertion in model container [2019-09-20 15:48:47,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,193 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:47,244 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:47,626 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:47,639 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:47,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:47,814 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:47,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47 WrapperNode [2019-09-20 15:48:47,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:47,818 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:47,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:47,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:47,832 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,833 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,874 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,902 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,913 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,920 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (1/1) ... [2019-09-20 15:48:47,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:47,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:47,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:47,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:47,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:47" (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 [2019-09-20 15:48:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:48,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:48,006 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:48,007 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:48,008 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:48,009 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:48,010 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:48:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:48:48,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:48,013 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:48:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:48:48,014 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:48,014 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:48,015 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:48,017 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:48,018 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:48,019 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:48,020 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:48,021 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:48,022 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:48,023 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:48,024 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:48:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:48:48,025 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 15:48:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 15:48:48,026 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:48,027 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:48,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:49,755 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:49,755 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:49,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:49 BoogieIcfgContainer [2019-09-20 15:48:49,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:49,758 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:49,758 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:49,758 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:49,759 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:49" (1/1) ... [2019-09-20 15:48:49,760 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:48:49,801 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:49,801 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:49,811 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:49,820 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:49,822 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:49:00,174 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:49:02,223 WARN L191 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:49:02,351 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:49:02,504 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:49:02,628 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:49:02,644 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 480 for LOIs [2019-09-20 15:49:02,701 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 480 for LOIs [2019-09-20 15:49:02,708 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 480 for LOIs [2019-09-20 15:49:02,929 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:49:03,072 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2019-09-20 15:49:03,534 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:03,801 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:04,075 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:04,333 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:04,575 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:04,757 WARN L191 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:04,952 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:05,115 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 496 [2019-09-20 15:49:05,525 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:05,869 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:06,704 WARN L191 SmtUtils]: Spent 708.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:07,348 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:08,155 WARN L191 SmtUtils]: Spent 804.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:49:09,057 WARN L191 SmtUtils]: Spent 631.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:49:09,613 WARN L191 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:10,004 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:10,643 WARN L191 SmtUtils]: Spent 555.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:11,224 WARN L191 SmtUtils]: Spent 580.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:12,061 WARN L191 SmtUtils]: Spent 834.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:49:12,413 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:49:13,071 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:13,379 WARN L191 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:14,065 WARN L191 SmtUtils]: Spent 592.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:14,600 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:15,401 WARN L191 SmtUtils]: Spent 798.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:49:15,770 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 539 [2019-09-20 15:49:16,134 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:16,409 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 511 [2019-09-20 15:49:17,112 WARN L191 SmtUtils]: Spent 582.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:17,640 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 537 [2019-09-20 15:49:18,437 WARN L191 SmtUtils]: Spent 794.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2019-09-20 15:49:18,804 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification that was a NOOP. DAG size: 535 [2019-09-20 15:49:18,886 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 34 for LOIs [2019-09-20 15:49:18,958 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:18,968 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 17 for LOIs [2019-09-20 15:49:18,972 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 29 for LOIs [2019-09-20 15:49:18,975 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:18,975 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:18,977 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 864#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))) [2019-09-20 15:49:18,990 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:18,991 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:18,993 INFO L168 Benchmark]: Toolchain (without parser) took 31815.40 ms. Allocated memory was 130.0 MB in the beginning and 1.0 GB in the end (delta: 898.1 MB). Free memory was 84.5 MB in the beginning and 308.9 MB in the end (delta: -224.3 MB). Peak memory consumption was 673.8 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:18,998 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:19,000 INFO L168 Benchmark]: CACSL2BoogieTranslator took 639.21 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.3 MB in the beginning and 160.2 MB in the end (delta: -75.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:19,002 INFO L168 Benchmark]: Boogie Preprocessor took 113.54 ms. Allocated memory is still 197.7 MB. Free memory was 160.2 MB in the beginning and 156.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:19,003 INFO L168 Benchmark]: RCFGBuilder took 1825.50 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 156.2 MB in the beginning and 132.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:19,008 INFO L168 Benchmark]: Sifa took 29233.19 ms. Allocated memory was 216.0 MB in the beginning and 1.0 GB in the end (delta: 812.1 MB). Free memory was 132.0 MB in the beginning and 308.9 MB in the end (delta: -176.9 MB). Peak memory consumption was 635.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:19,017 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 130.0 MB. Free memory was 104.3 MB in the beginning and 104.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 639.21 ms. Allocated memory was 130.0 MB in the beginning and 197.7 MB in the end (delta: 67.6 MB). Free memory was 84.3 MB in the beginning and 160.2 MB in the end (delta: -75.9 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 113.54 ms. Allocated memory is still 197.7 MB. Free memory was 160.2 MB in the beginning and 156.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1825.50 ms. Allocated memory was 197.7 MB in the beginning and 216.0 MB in the end (delta: 18.4 MB). Free memory was 156.2 MB in the beginning and 132.0 MB in the end (delta: 24.3 MB). Peak memory consumption was 94.0 MB. Max. memory is 7.1 GB. * Sifa took 29233.19 ms. Allocated memory was 216.0 MB in the beginning and 1.0 GB in the end (delta: 812.1 MB). Free memory was 132.0 MB in the beginning and 308.9 MB in the end (delta: -176.9 MB). Peak memory consumption was 635.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 29176, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 357, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 230, TOOLS_POST_TIME[ms]: 12595, TOOLS_POST_CALL_APPLICATIONS: 104, TOOLS_POST_CALL_TIME[ms]: 317, TOOLS_POST_RETURN_APPLICATIONS: 95, TOOLS_POST_RETURN_TIME[ms]: 201, TOOLS_QUANTIFIERELIM_APPLICATIONS: 429, TOOLS_QUANTIFIERELIM_TIME[ms]: 12954, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 12452, FLUID_QUERY_TIME[ms]: 18, FLUID_QUERIES: 366, FLUID_YES_ANSWERS: 1, DOMAIN_JOIN_APPLICATIONS: 117, DOMAIN_JOIN_TIME[ms]: 13865, DOMAIN_ALPHA_APPLICATIONS: 1, DOMAIN_ALPHA_TIME[ms]: 48, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1553, DOMAIN_ISSUBSETEQ_APPLICATIONS: 9, DOMAIN_ISSUBSETEQ_TIME[ms]: 75, DOMAIN_ISBOTTOM_APPLICATIONS: 66, DOMAIN_ISBOTTOM_TIME[ms]: 330, LOOP_SUMMARIZER_APPLICATIONS: 5, LOOP_SUMMARIZER_CACHE_MISSES: 5, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 10670, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10669, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 9, CALL_SUMMARIZER_APPLICATIONS: 95, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 12992, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 12991, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 8, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 515, DAG_COMPRESSION_RETAINED_NODES: 283 - UnprovableResult [Line: 44]: 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 864#(and (or (not (= 0 ~systemActive~0)) (or (< 0 (+ ~waterLevel~0 1)) (<= ~waterLevel~0 0))) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...