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 AlwaysFluid --sifa.intern.fluid AlwaysFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-19 17:25:08,919 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-19 17:25:08,922 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-19 17:25:08,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-19 17:25:08,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-19 17:25:08,937 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-19 17:25:08,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-19 17:25:08,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-19 17:25:08,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-19 17:25:08,942 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-19 17:25:08,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-19 17:25:08,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-19 17:25:08,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-19 17:25:08,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-19 17:25:08,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-19 17:25:08,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-19 17:25:08,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-19 17:25:08,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-19 17:25:08,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-19 17:25:08,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-19 17:25:08,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-19 17:25:08,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-19 17:25:08,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-19 17:25:08,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-19 17:25:08,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-19 17:25:08,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-19 17:25:08,959 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-19 17:25:08,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-19 17:25:08,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-19 17:25:08,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-19 17:25:08,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-19 17:25:08,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-19 17:25:08,963 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-19 17:25:08,964 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-19 17:25:08,965 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-19 17:25:08,965 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-19 17:25:08,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-19 17:25:08,966 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-19 17:25:08,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-19 17:25:08,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-19 17:25:08,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-19 17:25:08,969 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 17:25:08,991 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-19 17:25:08,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-19 17:25:08,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-19 17:25:08,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-19 17:25:08,993 INFO L138 SettingsManager]: * Use SBE=true [2019-09-19 17:25:08,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-19 17:25:08,994 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-19 17:25:08,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-19 17:25:08,994 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-19 17:25:08,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-19 17:25:08,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-19 17:25:08,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-19 17:25:08,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-19 17:25:08,995 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-19 17:25:08,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-19 17:25:08,996 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-19 17:25:08,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-19 17:25:08,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-19 17:25:08,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-19 17:25:08,997 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-19 17:25:08,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-19 17:25:08,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-19 17:25:08,998 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-19 17:25:08,998 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-19 17:25:08,999 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-19 17:25:08,999 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-19 17:25:08,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-19 17:25:08,999 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-19 17:25:08,999 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 -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> AlwaysFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-19 17:25:09,049 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-19 17:25:09,060 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-19 17:25:09,063 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-19 17:25:09,065 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-19 17:25:09,065 INFO L275 PluginConnector]: CDTParser initialized [2019-09-19 17:25:09,065 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-19 17:25:09,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b0b41f7/f0f4cbf79e504817a80864166ec724cb/FLAGf7deda963 [2019-09-19 17:25:09,611 INFO L306 CDTParser]: Found 1 translation units. [2019-09-19 17:25:09,612 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product49.cil.c [2019-09-19 17:25:09,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b0b41f7/f0f4cbf79e504817a80864166ec724cb/FLAGf7deda963 [2019-09-19 17:25:10,002 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/71b0b41f7/f0f4cbf79e504817a80864166ec724cb [2019-09-19 17:25:10,011 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-19 17:25:10,013 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-19 17:25:10,013 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-19 17:25:10,014 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-19 17:25:10,016 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-19 17:25:10,017 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,019 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@344f0ed8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10, skipping insertion in model container [2019-09-19 17:25:10,020 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,026 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-19 17:25:10,088 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-19 17:25:10,585 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:25:10,600 INFO L188 MainTranslator]: Completed pre-run [2019-09-19 17:25:10,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-19 17:25:10,720 INFO L192 MainTranslator]: Completed translation [2019-09-19 17:25:10,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10 WrapperNode [2019-09-19 17:25:10,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-19 17:25:10,722 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-19 17:25:10,722 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-19 17:25:10,722 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-19 17:25:10,734 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,752 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,780 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,790 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,795 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (1/1) ... [2019-09-19 17:25:10,814 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-19 17:25:10,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-19 17:25:10,815 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-19 17:25:10,815 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-19 17:25:10,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.09 05:25:10" (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 17:25:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-19 17:25:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-19 17:25:10,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-19 17:25:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-19 17:25:10,886 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-19 17:25:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-19 17:25:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-19 17:25:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-19 17:25:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-19 17:25:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-19 17:25:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-19 17:25:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-19 17:25:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-19 17:25:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-19 17:25:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-19 17:25:10,890 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-19 17:25:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-19 17:25:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-19 17:25:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-19 17:25:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:25:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-19 17:25:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-19 17:25:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-19 17:25:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-19 17:25:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-19 17:25:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-19 17:25:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-19 17:25:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-19 17:25:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-19 17:25:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-19 17:25:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-19 17:25:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-19 17:25:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-19 17:25:10,899 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-19 17:25:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-19 17:25:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-19 17:25:10,900 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-19 17:25:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-19 17:25:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-19 17:25:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-19 17:25:10,902 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-19 17:25:10,903 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-19 17:25:10,904 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-19 17:25:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-19 17:25:10,905 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-19 17:25:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-19 17:25:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-19 17:25:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-19 17:25:10,906 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-19 17:25:10,907 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-19 17:25:10,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-19 17:25:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-19 17:25:10,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-19 17:25:10,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-19 17:25:12,489 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-19 17:25:12,490 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-19 17:25:12,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:25:12 BoogieIcfgContainer [2019-09-19 17:25:12,492 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-19 17:25:12,492 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-19 17:25:12,493 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-19 17:25:12,493 INFO L275 PluginConnector]: Sifa initialized [2019-09-19 17:25:12,494 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.09 05:25:12" (1/1) ... [2019-09-19 17:25:12,494 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=AlwaysFluid ♦ 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=AlwaysFluid [2019-09-19 17:25:12,527 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-19 17:25:12,527 INFO L169 IcfgInterpreter]: Building call graph [2019-09-19 17:25:12,541 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-19 17:25:12,552 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-19 17:25:12,554 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-19 17:25:34,460 WARN L191 SmtUtils]: Spent 13.52 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-19 17:25:36,028 WARN L191 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-19 17:25:39,639 WARN L191 SmtUtils]: Spent 3.61 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-19 17:25:41,323 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:25:43,000 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-19 17:25:43,025 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 10 for LOIs [2019-09-19 17:25:43,062 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 10 for LOIs [2019-09-19 17:25:43,066 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 10 for LOIs [2019-09-19 17:25:43,612 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 7 for LOIs [2019-09-19 17:25:43,658 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-19 17:25:43,668 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 1 for LOIs [2019-09-19 17:25:43,676 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 1 for LOIs [2019-09-19 17:25:43,678 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-19 17:25:43,679 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-19 17:25:43,681 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 537#true [2019-09-19 17:25:43,694 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-19 17:25:43,695 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-19 17:25:43,698 INFO L168 Benchmark]: Toolchain (without parser) took 33683.72 ms. Allocated memory was 140.5 MB in the beginning and 450.9 MB in the end (delta: 310.4 MB). Free memory was 85.9 MB in the beginning and 379.7 MB in the end (delta: -293.7 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-19 17:25:43,699 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-19 17:25:43,700 INFO L168 Benchmark]: CACSL2BoogieTranslator took 707.84 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 85.7 MB in the beginning and 163.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. [2019-09-19 17:25:43,702 INFO L168 Benchmark]: Boogie Preprocessor took 92.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-09-19 17:25:43,710 INFO L168 Benchmark]: RCFGBuilder took 1677.61 ms. Allocated memory was 199.2 MB in the beginning and 225.4 MB in the end (delta: 26.2 MB). Free memory was 158.7 MB in the beginning and 141.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. [2019-09-19 17:25:43,711 INFO L168 Benchmark]: Sifa took 31202.61 ms. Allocated memory was 225.4 MB in the beginning and 450.9 MB in the end (delta: 225.4 MB). Free memory was 141.7 MB in the beginning and 379.7 MB in the end (delta: -237.9 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-19 17:25:43,718 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 140.5 MB. Free memory was 105.3 MB in the beginning and 105.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 707.84 ms. Allocated memory was 140.5 MB in the beginning and 199.2 MB in the end (delta: 58.7 MB). Free memory was 85.7 MB in the beginning and 163.5 MB in the end (delta: -77.7 MB). Peak memory consumption was 21.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.59 ms. Allocated memory is still 199.2 MB. Free memory was 163.5 MB in the beginning and 158.7 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1677.61 ms. Allocated memory was 199.2 MB in the beginning and 225.4 MB in the end (delta: 26.2 MB). Free memory was 158.7 MB in the beginning and 141.7 MB in the end (delta: 16.9 MB). Peak memory consumption was 86.9 MB. Max. memory is 7.1 GB. * Sifa took 31202.61 ms. Allocated memory was 225.4 MB in the beginning and 450.9 MB in the end (delta: 225.4 MB). Free memory was 141.7 MB in the beginning and 379.7 MB in the end (delta: -237.9 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]: 31154, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 180, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 116, TOOLS_POST_TIME[ms]: 27018, TOOLS_POST_CALL_APPLICATIONS: 54, TOOLS_POST_CALL_TIME[ms]: 59, TOOLS_POST_RETURN_APPLICATIONS: 45, TOOLS_POST_RETURN_TIME[ms]: 28, TOOLS_QUANTIFIERELIM_APPLICATIONS: 215, TOOLS_QUANTIFIERELIM_TIME[ms]: 27055, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 26988, FLUID_QUERY_TIME[ms]: 0, FLUID_QUERIES: 184, FLUID_YES_ANSWERS: 184, DOMAIN_JOIN_APPLICATIONS: 60, DOMAIN_JOIN_TIME[ms]: 3681, DOMAIN_ALPHA_APPLICATIONS: 184, DOMAIN_ALPHA_TIME[ms]: 208, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 2, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 2, DOMAIN_ISBOTTOM_APPLICATIONS: 31, DOMAIN_ISBOTTOM_TIME[ms]: 28, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 465, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 465, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 45, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 30694, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 30692, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 375, DAG_COMPRESSION_RETAINED_NODES: 190 - 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 537#true. Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...