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 NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 23:06:40,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 23:06:40,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 23:06:40,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 23:06:40,818 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 23:06:40,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 23:06:40,821 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 23:06:40,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 23:06:40,824 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 23:06:40,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 23:06:40,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 23:06:40,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 23:06:40,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 23:06:40,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 23:06:40,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 23:06:40,831 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 23:06:40,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 23:06:40,832 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 23:06:40,834 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 23:06:40,836 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 23:06:40,838 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 23:06:40,839 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 23:06:40,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 23:06:40,841 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 23:06:40,844 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 23:06:40,844 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 23:06:40,844 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 23:06:40,845 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 23:06:40,846 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 23:06:40,847 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 23:06:40,847 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 23:06:40,848 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 23:06:40,849 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 23:06:40,850 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 23:06:40,851 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 23:06:40,851 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 23:06:40,851 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 23:06:40,852 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 23:06:40,852 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 23:06:40,854 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 23:06:40,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 23:06:40,856 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 [2019-09-19 23:06:40,870 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 23:06:40,871 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 23:06:40,872 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 23:06:40,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 23:06:40,872 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 23:06:40,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 23:06:40,873 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 23:06:40,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 23:06:40,873 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 23:06:40,874 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 23:06:40,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 23:06:40,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 23:06:40,874 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 23:06:40,874 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 23:06:40,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 23:06:40,875 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 23:06:40,875 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 23:06:40,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 23:06:40,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 23:06:40,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 23:06:40,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 23:06:40,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 23:06:40,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 23:06:40,878 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 23:06:40,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 23:06:40,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 23:06:40,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 23:06:40,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 23:06:40,879 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 -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 23:06:40,935 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 23:06:40,949 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 23:06:40,952 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 23:06:40,954 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 23:06:40,954 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 23:06:40,955 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-09-19 23:06:41,011 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38932352/c8cf90bd61f34b4984da4b7de78e1f4b/FLAGddd6098da [2019-09-19 23:06:41,514 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 23:06:41,515 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product38.cil.c [2019-09-19 23:06:41,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38932352/c8cf90bd61f34b4984da4b7de78e1f4b/FLAGddd6098da [2019-09-19 23:06:41,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e38932352/c8cf90bd61f34b4984da4b7de78e1f4b [2019-09-19 23:06:41,861 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 23:06:41,863 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 23:06:41,868 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 23:06:41,868 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 23:06:41,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 23:06:41,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:06:41" (1/1) ... [2019-09-19 23:06:41,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb00ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:41, skipping insertion in model container [2019-09-19 23:06:41,876 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 11:06:41" (1/1) ... [2019-09-19 23:06:41,884 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 23:06:41,953 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 23:06:42,452 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:06:42,472 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 23:06:42,552 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 23:06:42,593 INFO L192 MainTranslator]: Completed translation [2019-09-19 23:06:42,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42 WrapperNode [2019-09-19 23:06:42,594 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 23:06:42,594 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 23:06:42,595 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 23:06:42,595 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 23:06:42,608 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,609 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,655 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,665 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,671 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (1/1) ... [2019-09-19 23:06:42,679 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 23:06:42,679 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 23:06:42,679 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 23:06:42,679 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 23:06:42,680 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 11:06:42" (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 [2019-09-19 23:06:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 23:06:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 23:06:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 23:06:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 23:06:42,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 23:06:42,739 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 23:06:42,740 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 23:06:42,741 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 23:06:42,742 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 23:06:42,743 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 23:06:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 23:06:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 23:06:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 23:06:42,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 23:06:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 23:06:42,744 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-19 23:06:42,745 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 23:06:42,746 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-19 23:06:42,747 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 23:06:42,748 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 23:06:42,749 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 23:06:42,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 23:06:42,751 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 23:06:42,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 23:06:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 23:06:42,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 23:06:44,272 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 23:06:44,272 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 23:06:44,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:06:44 BoogieIcfgContainer [2019-09-19 23:06:44,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 23:06:44,274 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 23:06:44,274 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 23:06:44,274 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 23:06:44,276 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 11:06:44" (1/1) ... [2019-09-19 23:06:44,276 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ 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_DDA ♦ Intern Fluid=NeverFluid [2019-09-19 23:06:44,299 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 23:06:44,299 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 23:06:44,307 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 23:06:44,315 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 23:06:44,317 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 23:07:08,566 WARN L191 SmtUtils]: Spent 13.82 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-19 23:07:10,415 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 23:07:14,491 WARN L191 SmtUtils]: Spent 4.07 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-19 23:07:16,346 WARN L191 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:07:18,164 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-19 23:07:18,180 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-19 23:07:18,246 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-19 23:07:18,266 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-19 23:07:29,622 WARN L191 SmtUtils]: Spent 11.21 s on a formula simplification. DAG size of input: 447 DAG size of output: 446 [2019-09-19 23:07:35,040 WARN L191 SmtUtils]: Spent 5.42 s on a formula simplification that was a NOOP. DAG size: 446 [2019-09-19 23:07:53,258 WARN L191 SmtUtils]: Spent 18.16 s on a formula simplification. DAG size of input: 461 DAG size of output: 459 [2019-09-19 23:08:02,328 WARN L191 SmtUtils]: Spent 9.07 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-19 23:08:14,493 WARN L191 SmtUtils]: Spent 11.19 s on a formula simplification. DAG size of input: 456 DAG size of output: 452 [2019-09-19 23:08:20,028 WARN L191 SmtUtils]: Spent 5.53 s on a formula simplification that was a NOOP. DAG size: 452 [2019-09-19 23:08:34,401 WARN L191 SmtUtils]: Spent 14.36 s on a formula simplification. DAG size of input: 461 DAG size of output: 460 [2019-09-19 23:08:41,615 WARN L191 SmtUtils]: Spent 7.21 s on a formula simplification that was a NOOP. DAG size: 460 [2019-09-19 23:09:09,192 WARN L191 SmtUtils]: Spent 27.54 s on a formula simplification. DAG size of input: 467 DAG size of output: 465 [2019-09-19 23:09:18,170 WARN L191 SmtUtils]: Spent 8.98 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 23:09:57,575 WARN L191 SmtUtils]: Spent 39.36 s on a formula simplification. DAG size of input: 472 DAG size of output: 469 [2019-09-19 23:10:10,078 WARN L191 SmtUtils]: Spent 12.50 s on a formula simplification that was a NOOP. DAG size: 469 [2019-09-19 23:10:21,301 WARN L191 SmtUtils]: Spent 11.14 s on a formula simplification. DAG size of input: 459 DAG size of output: 451 [2019-09-19 23:10:26,818 WARN L191 SmtUtils]: Spent 5.52 s on a formula simplification that was a NOOP. DAG size: 451 [2019-09-19 23:10:41,375 WARN L191 SmtUtils]: Spent 14.54 s on a formula simplification. DAG size of input: 465 DAG size of output: 459 [2019-09-19 23:10:41,897 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:42,348 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:42,572 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:42,889 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:43,123 WARN L191 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:43,508 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:43,966 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:44,204 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:44,634 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:45,063 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:45,340 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:45,782 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:46,043 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:46,433 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:46,957 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-19 23:10:47,177 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 23:10:47,620 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:48,046 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-19 23:10:48,267 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 23:10:48,606 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 40 [2019-09-19 23:10:48,862 WARN L191 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 40 [2019-09-19 23:10:49,394 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 32 DAG size of output: 31 [2019-09-19 23:10:49,905 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:50,102 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:50,408 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 40 [2019-09-19 23:10:50,631 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 41 [2019-09-19 23:10:51,360 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-19 23:10:51,818 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-19 23:10:51,906 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-19 23:10:51,909 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-19 23:10:51,934 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 23:10:51,935 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 23:10:51,937 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 897#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-19 23:10:51,948 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 23:10:51,948 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 23:10:51,950 INFO L168 Benchmark]: Toolchain (without parser) took 250087.04 ms. Allocated memory was 140.0 MB in the beginning and 161.5 MB in the end (delta: 21.5 MB). Free memory was 86.2 MB in the beginning and 110.0 MB in the end (delta: -23.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:10:51,950 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:10:51,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.26 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 86.2 MB in the beginning and 164.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. [2019-09-19 23:10:51,952 INFO L168 Benchmark]: Boogie Preprocessor took 84.43 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 159.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-19 23:10:51,953 INFO L168 Benchmark]: RCFGBuilder took 1594.58 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.9 MB in the beginning and 145.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. [2019-09-19 23:10:51,954 INFO L168 Benchmark]: Sifa took 247674.20 ms. Allocated memory was 224.4 MB in the beginning and 161.5 MB in the end (delta: -62.9 MB). Free memory was 145.1 MB in the beginning and 110.0 MB in the end (delta: 35.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 23:10:51,957 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 140.0 MB. Free memory is still 105.7 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.26 ms. Allocated memory was 140.0 MB in the beginning and 199.2 MB in the end (delta: 59.2 MB). Free memory was 86.2 MB in the beginning and 164.4 MB in the end (delta: -78.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.43 ms. Allocated memory is still 199.2 MB. Free memory was 164.4 MB in the beginning and 159.9 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1594.58 ms. Allocated memory was 199.2 MB in the beginning and 224.4 MB in the end (delta: 25.2 MB). Free memory was 159.9 MB in the beginning and 145.1 MB in the end (delta: 14.8 MB). Peak memory consumption was 89.1 MB. Max. memory is 7.1 GB. * Sifa took 247674.20 ms. Allocated memory was 224.4 MB in the beginning and 161.5 MB in the end (delta: -62.9 MB). Free memory was 145.1 MB in the beginning and 110.0 MB in the end (delta: 35.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 247638, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 498, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 330, TOOLS_POST_TIME[ms]: 30268, TOOLS_POST_CALL_APPLICATIONS: 134, TOOLS_POST_CALL_TIME[ms]: 235, TOOLS_POST_RETURN_APPLICATIONS: 125, TOOLS_POST_RETURN_TIME[ms]: 116, TOOLS_QUANTIFIERELIM_APPLICATIONS: 589, TOOLS_QUANTIFIERELIM_TIME[ms]: 30461, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30108, FLUID_QUERY_TIME[ms]: 1, FLUID_QUERIES: 522, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 132, DOMAIN_JOIN_TIME[ms]: 179299, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 12, DOMAIN_WIDEN_TIME[ms]: 37248, DOMAIN_ISSUBSETEQ_APPLICATIONS: 24, DOMAIN_ISSUBSETEQ_TIME[ms]: 51, DOMAIN_ISBOTTOM_APPLICATIONS: 75, DOMAIN_ISBOTTOM_TIME[ms]: 266, LOOP_SUMMARIZER_APPLICATIONS: 12, LOOP_SUMMARIZER_CACHE_MISSES: 12, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 212618, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 212617, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 24, CALL_SUMMARIZER_APPLICATIONS: 125, CALL_SUMMARIZER_CACHE_MISSES: 26, CALL_SUMMARIZER_OVERALL_TIME[ms]: 34825, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 34824, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 5, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 39, DAG_COMPRESSION_PROCESSED_NODES: 526, DAG_COMPRESSION_RETAINED_NODES: 297 - 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 897#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...