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_spec5_product38.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 07:00:03,630 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 07:00:03,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 07:00:03,651 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 07:00:03,652 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 07:00:03,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 07:00:03,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 07:00:03,666 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 07:00:03,670 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 07:00:03,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 07:00:03,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 07:00:03,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 07:00:03,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 07:00:03,674 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 07:00:03,675 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 07:00:03,676 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 07:00:03,677 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 07:00:03,678 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 07:00:03,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 07:00:03,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 07:00:03,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 07:00:03,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 07:00:03,684 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 07:00:03,685 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 07:00:03,687 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 07:00:03,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 07:00:03,687 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 07:00:03,688 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 07:00:03,689 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 07:00:03,690 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 07:00:03,690 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 07:00:03,691 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 07:00:03,691 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 07:00:03,692 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 07:00:03,693 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 07:00:03,693 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 07:00:03,694 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 07:00:03,694 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 07:00:03,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 07:00:03,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 07:00:03,696 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 07:00:03,698 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 [2019-10-15 07:00:03,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 07:00:03,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 07:00:03,734 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 07:00:03,734 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 07:00:03,734 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 07:00:03,735 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 07:00:03,735 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 07:00:03,735 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 07:00:03,735 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 07:00:03,735 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 07:00:03,736 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 07:00:03,736 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 07:00:03,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 07:00:03,736 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 07:00:03,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 07:00:03,737 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 07:00:03,737 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 07:00:03,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 07:00:03,737 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 07:00:03,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 07:00:03,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 07:00:03,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 07:00:03,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 07:00:03,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 07:00:03,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 07:00:03,742 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 07:00:03,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 07:00:03,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 07:00:03,743 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 [2019-10-15 07:00:04,038 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 07:00:04,057 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 07:00:04,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 07:00:04,066 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 07:00:04,066 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 07:00:04,067 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-10-15 07:00:04,145 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce9e12e8/bd9e94d3e96e42e3a347fe65c18e278a/FLAGdb7136ccf [2019-10-15 07:00:04,672 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 07:00:04,672 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product38.cil.c [2019-10-15 07:00:04,684 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce9e12e8/bd9e94d3e96e42e3a347fe65c18e278a/FLAGdb7136ccf [2019-10-15 07:00:04,972 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5ce9e12e8/bd9e94d3e96e42e3a347fe65c18e278a [2019-10-15 07:00:04,983 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 07:00:04,985 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 07:00:04,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:04,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 07:00:04,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 07:00:04,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:04" (1/1) ... [2019-10-15 07:00:04,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60e957a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:04, skipping insertion in model container [2019-10-15 07:00:04,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:00:04" (1/1) ... [2019-10-15 07:00:05,003 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 07:00:05,059 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 07:00:05,530 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:05,553 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 07:00:05,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 07:00:05,686 INFO L192 MainTranslator]: Completed translation [2019-10-15 07:00:05,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05 WrapperNode [2019-10-15 07:00:05,687 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 07:00:05,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 07:00:05,688 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 07:00:05,688 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 07:00:05,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,702 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,721 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,721 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,760 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,766 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (1/1) ... [2019-10-15 07:00:05,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 07:00:05,774 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 07:00:05,775 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 07:00:05,775 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 07:00:05,776 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:00:05" (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 [2019-10-15 07:00:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 07:00:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 07:00:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:05,858 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 07:00:05,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 07:00:05,859 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 07:00:05,860 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 07:00:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 07:00:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 07:00:05,861 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:05,862 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:05,863 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 07:00:05,865 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 07:00:05,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 07:00:05,866 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 07:00:05,867 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-15 07:00:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 07:00:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 07:00:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:05,868 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 07:00:05,869 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 07:00:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 07:00:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 07:00:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 07:00:05,870 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 07:00:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 07:00:05,870 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 07:00:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 07:00:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 07:00:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 07:00:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 07:00:05,871 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 07:00:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 07:00:05,872 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 07:00:05,873 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 07:00:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 07:00:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 07:00:05,874 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 07:00:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 07:00:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-15 07:00:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-15 07:00:05,875 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 07:00:05,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 07:00:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 07:00:05,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 07:00:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 07:00:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 07:00:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 07:00:05,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 07:00:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 07:00:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 07:00:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 07:00:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 07:00:05,879 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 07:00:05,880 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 07:00:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-15 07:00:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 07:00:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 07:00:05,881 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 07:00:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 07:00:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 07:00:05,882 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 07:00:05,883 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 07:00:07,511 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 07:00:07,512 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 07:00:07,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:07 BoogieIcfgContainer [2019-10-15 07:00:07,514 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 07:00:07,514 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-10-15 07:00:07,514 INFO L271 PluginConnector]: Initializing Sifa... [2019-10-15 07:00:07,514 INFO L275 PluginConnector]: Sifa initialized [2019-10-15 07:00:07,516 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 07:00:07" (1/1) ... [2019-10-15 07:00:07,516 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 [2019-10-15 07:00:07,541 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-10-15 07:00:07,542 INFO L169 IcfgInterpreter]: Building call graph [2019-10-15 07:00:07,551 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-15 07:00:07,560 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-15 07:00:07,561 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-15 07:00:16,835 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2019-10-15 07:00:18,416 WARN L191 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-10-15 07:00:18,581 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:18,718 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:18,838 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 474 [2019-10-15 07:00:19,137 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 544 [2019-10-15 07:00:19,167 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 548 for LOIs [2019-10-15 07:00:19,228 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 546 for LOIs [2019-10-15 07:00:19,246 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 546 for LOIs [2019-10-15 07:00:19,498 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:19,685 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 550 [2019-10-15 07:00:20,294 WARN L191 SmtUtils]: Spent 547.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:20,821 WARN L191 SmtUtils]: Spent 420.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:21,237 WARN L191 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 564 [2019-10-15 07:00:21,423 WARN L191 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 07:00:21,890 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 07:00:22,289 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2019-10-15 07:00:22,900 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 07:00:23,077 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 07:00:23,300 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-15 07:00:23,533 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2019-10-15 07:00:23,730 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 180 [2019-10-15 07:00:23,847 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-15 07:00:25,049 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-15 07:00:25,449 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 182 [2019-10-15 07:00:25,730 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 07:00:25,879 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 183 [2019-10-15 07:00:26,108 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 189 [2019-10-15 07:00:26,275 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 207 [2019-10-15 07:00:26,811 WARN L191 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 177 [2019-10-15 07:00:26,964 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2019-10-15 07:00:29,609 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-15 07:00:30,302 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-10-15 07:00:30,304 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 144 for LOIs [2019-10-15 07:00:30,674 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 153 [2019-10-15 07:00:30,679 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification5_spec__3 with input of size 145 for LOIs [2019-10-15 07:00:30,693 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 155 for LOIs [2019-10-15 07:00:30,826 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-15 07:00:30,842 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-10-15 07:00:30,842 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-10-15 07:00:30,844 INFO L168 Benchmark]: Toolchain (without parser) took 25859.56 ms. Allocated memory was 144.2 MB in the beginning and 717.8 MB in the end (delta: 573.6 MB). Free memory was 100.9 MB in the beginning and 422.9 MB in the end (delta: -322.1 MB). Peak memory consumption was 251.5 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,845 INFO L168 Benchmark]: CDTParser took 1.25 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,846 INFO L168 Benchmark]: CACSL2BoogieTranslator took 698.84 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 167.9 MB in the end (delta: -67.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,847 INFO L168 Benchmark]: Boogie Preprocessor took 86.61 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 163.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,848 INFO L168 Benchmark]: RCFGBuilder took 1739.22 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 144.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,849 INFO L168 Benchmark]: Sifa took 23328.03 ms. Allocated memory was 232.8 MB in the beginning and 717.8 MB in the end (delta: 485.0 MB). Free memory was 144.6 MB in the beginning and 422.9 MB in the end (delta: -278.4 MB). Peak memory consumption was 206.6 MB. Max. memory is 7.1 GB. [2019-10-15 07:00:30,852 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.25 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.3 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 698.84 ms. Allocated memory was 144.2 MB in the beginning and 201.3 MB in the end (delta: 57.1 MB). Free memory was 100.7 MB in the beginning and 167.9 MB in the end (delta: -67.2 MB). Peak memory consumption was 21.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.61 ms. Allocated memory is still 201.3 MB. Free memory was 167.9 MB in the beginning and 163.7 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1739.22 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 163.7 MB in the beginning and 144.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * Sifa took 23328.03 ms. Allocated memory was 232.8 MB in the beginning and 717.8 MB in the end (delta: 485.0 MB). Free memory was 144.6 MB in the beginning and 422.9 MB in the end (delta: -278.4 MB). Peak memory consumption was 206.6 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]: 23285, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 255, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 165, TOOLS_POST_TIME[ms]: 11068, TOOLS_POST_CALL_APPLICATIONS: 76, TOOLS_POST_CALL_TIME[ms]: 238, TOOLS_POST_RETURN_APPLICATIONS: 69, TOOLS_POST_RETURN_TIME[ms]: 123, TOOLS_QUANTIFIERELIM_APPLICATIONS: 309, TOOLS_QUANTIFIERELIM_TIME[ms]: 11297, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10962, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 261, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 85, DOMAIN_JOIN_TIME[ms]: 10762, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 3, DOMAIN_WIDEN_TIME[ms]: 755, DOMAIN_ISSUBSETEQ_APPLICATIONS: 6, DOMAIN_ISSUBSETEQ_TIME[ms]: 18, DOMAIN_ISBOTTOM_APPLICATIONS: 45, DOMAIN_ISBOTTOM_TIME[ms]: 168, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 7610, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 7609, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 6, CALL_SUMMARIZER_APPLICATIONS: 69, CALL_SUMMARIZER_CACHE_MISSES: 27, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11734, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11733, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 428, DAG_COMPRESSION_RETAINED_NODES: 230 - 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 865#(and (<= |#t~string33.offset| 0) (= |#t~string61.offset| 0) (<= 0 |#t~string35.offset|) (= |#t~string55.offset| 0) (<= 0 (+ ~switchedOnBeforeTS~0 2147483648)) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (= |#t~string27.offset| 0) (<= 0 |#t~string63.offset|) (<= |#t~string67.offset| 0) (= |#t~string35.offset| 0) (<= ~systemActive~0 1) (<= 0 |#t~string40.offset|) (<= ~head~0.offset 0) (= |#t~string46.offset| 0) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (<= 0 |#t~string46.offset|) (<= 0 ~switchedOnBeforeTS~0) (= |#NULL.base| 0) (<= |#t~string24.offset| 0) (<= |#t~string57.offset| 0) (<= 0 |#t~string26.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (= |#t~string25.offset| 0) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= ~switchedOnBeforeTS~0 2147483647) (<= ~switchedOnBeforeTS~0 0) (<= 0 |#t~string44.offset|) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string53.offset| 0) (<= |#t~string40.offset| 0) (<= 0 |#t~string61.offset|) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string26.offset| 0) (<= 0 |#t~string53.offset|) (= |#t~string42.offset| 0) (<= 0 |#t~string48.offset|) (= |#t~string57.offset| 0) (= ~switchedOnBeforeTS~0 0) (= |#t~string67.offset| 0) (<= 0 |#t~string33.offset|) (<= 0 |#NULL.offset|) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string33.offset| 0) (<= |#NULL.base| 0) (<= |#t~string63.offset| 0) (<= 1 ~systemActive~0) (<= |#t~string46.offset| 0) (<= 4 ~cleanupTimeShifts~0) (= |#t~string31.offset| 0) (not (= 2 ~waterLevel~0)) (<= |#t~string25.offset| 0) (= |#t~string40.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string26.offset| 0) (= |#t~string23.offset| 0) (= |#t~string53.offset| 0) (<= 0 |#t~string27.offset|) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (<= |#t~string31.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (<= |#t~string55.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= |#NULL.offset| 0) (= |#t~string48.offset| 0) (= ~head~0.offset 0) (= |#t~string63.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (= |#t~string36.offset| 0) (<= |#t~string35.offset| 0) (= |#t~string24.offset| 0) (<= |#t~string27.offset| 0) (<= 0 |#t~string65.offset|) (= |#t~string44.offset| 0) (<= |#t~string61.offset| 0) (<= |#t~string42.offset| 0) (<= |#t~string59.offset| 0) (<= 0 |#t~string23.offset|) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string31.offset|) (<= |#t~string23.offset| 0) (<= |#t~string48.offset| 0) (= |#t~string22.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string25.offset|) (<= 0 |#t~string24.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...