java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 15:48:37,882 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 15:48:37,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 15:48:37,906 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 15:48:37,906 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 15:48:37,908 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 15:48:37,911 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 15:48:37,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 15:48:37,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 15:48:37,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 15:48:37,931 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 15:48:37,933 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 15:48:37,933 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 15:48:37,935 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 15:48:37,937 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 15:48:37,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 15:48:37,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 15:48:37,941 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 15:48:37,943 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 15:48:37,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 15:48:37,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 15:48:37,953 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 15:48:37,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 15:48:37,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 15:48:37,957 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 15:48:37,957 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 15:48:37,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 15:48:37,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 15:48:37,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 15:48:37,959 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 15:48:37,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 15:48:37,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 15:48:37,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 15:48:37,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 15:48:37,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 15:48:37,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 15:48:37,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 15:48:37,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 15:48:37,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 15:48:37,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 15:48:37,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 15:48:37,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 15:48:37,980 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 15:48:37,980 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 15:48:37,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 15:48:37,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 15:48:37,981 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 15:48:37,982 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 15:48:37,982 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 15:48:37,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 15:48:37,982 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 15:48:37,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 15:48:37,983 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 15:48:37,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 15:48:37,983 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 15:48:37,983 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 15:48:37,983 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 15:48:37,984 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 15:48:37,984 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 15:48:37,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 15:48:37,984 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 15:48:37,984 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 15:48:37,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 15:48:37,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:37,985 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 15:48:37,985 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 15:48:37,985 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 15:48:37,986 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 15:48:37,986 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 15:48:37,986 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 15:48:37,986 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-09-20 15:48:38,017 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 15:48:38,034 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 15:48:38,038 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 15:48:38,040 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 15:48:38,040 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 15:48:38,041 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-20 15:48:38,127 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41e5353/0231b0be45fe404397bdd73e1158833e/FLAG88d082780 [2019-09-20 15:48:38,658 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 15:48:38,665 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product61.cil.c [2019-09-20 15:48:38,677 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41e5353/0231b0be45fe404397bdd73e1158833e/FLAG88d082780 [2019-09-20 15:48:38,941 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f41e5353/0231b0be45fe404397bdd73e1158833e [2019-09-20 15:48:38,954 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 15:48:38,956 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 15:48:38,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:38,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 15:48:38,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 15:48:38,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:38" (1/1) ... [2019-09-20 15:48:38,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dc1d1fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:38, skipping insertion in model container [2019-09-20 15:48:38,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 03:48:38" (1/1) ... [2019-09-20 15:48:38,976 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 15:48:39,045 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 15:48:39,593 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:39,618 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 15:48:39,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 15:48:39,759 INFO L192 MainTranslator]: Completed translation [2019-09-20 15:48:39,759 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39 WrapperNode [2019-09-20 15:48:39,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 15:48:39,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 15:48:39,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 15:48:39,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 15:48:39,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,776 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,797 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,836 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... [2019-09-20 15:48:39,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 15:48:39,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 15:48:39,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 15:48:39,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 15:48:39,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 03:48:39" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 15:48:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 15:48:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 15:48:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 15:48:39,916 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 15:48:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 15:48:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 15:48:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 15:48:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 15:48:39,917 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 15:48:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 15:48:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 15:48:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 15:48:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 15:48:39,918 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 15:48:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 15:48:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 15:48:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 15:48:39,919 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 15:48:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 15:48:39,921 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 15:48:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 15:48:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 15:48:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:39,922 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 15:48:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 15:48:39,923 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 15:48:39,925 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 15:48:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 15:48:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 15:48:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 15:48:39,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 15:48:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 15:48:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:39,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 15:48:39,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 15:48:39,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 15:48:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 15:48:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 15:48:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 15:48:39,928 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 15:48:39,929 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 15:48:39,930 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 15:48:39,931 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 15:48:39,932 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 15:48:39,933 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 15:48:39,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 15:48:39,935 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 15:48:39,936 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 15:48:41,643 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 15:48:41,643 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 15:48:41,645 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:41 BoogieIcfgContainer [2019-09-20 15:48:41,645 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 15:48:41,645 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 15:48:41,645 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 15:48:41,646 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 15:48:41,647 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 03:48:41" (1/1) ... [2019-09-20 15:48:41,647 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_QUICK ♦ Intern Fluid=SizeLimitFluid [2019-09-20 15:48:41,671 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 15:48:41,671 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 15:48:41,679 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 15:48:41,688 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 15:48:41,690 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 15:48:51,107 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-09-20 15:48:52,812 WARN L191 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-20 15:48:52,957 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:53,105 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:53,233 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-09-20 15:48:53,250 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-09-20 15:48:53,295 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-09-20 15:48:53,301 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-09-20 15:48:53,458 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:48:53,562 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2019-09-20 15:48:54,036 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:48:54,378 WARN L191 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:48:54,649 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:48:54,899 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-09-20 15:48:55,402 WARN L191 SmtUtils]: Spent 453.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:48:55,697 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:48:56,401 WARN L191 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 523 DAG size of output: 523 [2019-09-20 15:48:56,688 WARN L191 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 523 [2019-09-20 15:48:56,978 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 522 DAG size of output: 512 [2019-09-20 15:48:57,097 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2019-09-20 15:48:57,420 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:48:57,689 WARN L191 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:48:57,961 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 537 DAG size of output: 530 [2019-09-20 15:48:58,238 WARN L191 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2019-09-20 15:48:58,764 WARN L191 SmtUtils]: Spent 509.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2019-09-20 15:48:59,556 WARN L191 SmtUtils]: Spent 409.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:48:59,830 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 509 [2019-09-20 15:49:00,336 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 526 [2019-09-20 15:49:00,553 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2019-09-20 15:49:00,747 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 512 [2019-09-20 15:49:01,087 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:01,362 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:01,611 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 533 [2019-09-20 15:49:01,843 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2019-09-20 15:49:02,368 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2019-09-20 15:49:02,417 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 22 for LOIs [2019-09-20 15:49:02,464 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-20 15:49:02,476 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-20 15:49:02,483 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-20 15:49:02,485 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-20 15:49:02,485 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-20 15:49:02,487 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 520#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-20 15:49:02,499 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-20 15:49:02,500 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-20 15:49:02,502 INFO L168 Benchmark]: Toolchain (without parser) took 23545.44 ms. Allocated memory was 129.5 MB in the beginning and 836.8 MB in the end (delta: 707.3 MB). Free memory was 84.2 MB in the beginning and 628.2 MB in the end (delta: -543.9 MB). Peak memory consumption was 163.3 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,503 INFO L168 Benchmark]: CDTParser took 1.35 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 802.75 ms. Allocated memory was 129.5 MB in the beginning and 196.6 MB in the end (delta: 67.1 MB). Free memory was 84.0 MB in the beginning and 158.9 MB in the end (delta: -74.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,511 INFO L168 Benchmark]: Boogie Preprocessor took 95.72 ms. Allocated memory is still 196.6 MB. Free memory was 158.9 MB in the beginning and 154.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,512 INFO L168 Benchmark]: RCFGBuilder took 1788.32 ms. Allocated memory was 196.6 MB in the beginning and 213.9 MB in the end (delta: 17.3 MB). Free memory was 154.8 MB in the beginning and 132.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,517 INFO L168 Benchmark]: Sifa took 20854.55 ms. Allocated memory was 213.9 MB in the beginning and 836.8 MB in the end (delta: 622.9 MB). Free memory was 132.9 MB in the beginning and 628.2 MB in the end (delta: -495.2 MB). Peak memory consumption was 127.6 MB. Max. memory is 7.1 GB. [2019-09-20 15:49:02,525 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.35 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 802.75 ms. Allocated memory was 129.5 MB in the beginning and 196.6 MB in the end (delta: 67.1 MB). Free memory was 84.0 MB in the beginning and 158.9 MB in the end (delta: -74.8 MB). Peak memory consumption was 27.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 95.72 ms. Allocated memory is still 196.6 MB. Free memory was 158.9 MB in the beginning and 154.8 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1788.32 ms. Allocated memory was 196.6 MB in the beginning and 213.9 MB in the end (delta: 17.3 MB). Free memory was 154.8 MB in the beginning and 132.9 MB in the end (delta: 21.9 MB). Peak memory consumption was 94.6 MB. Max. memory is 7.1 GB. * Sifa took 20854.55 ms. Allocated memory was 213.9 MB in the beginning and 836.8 MB in the end (delta: 622.9 MB). Free memory was 132.9 MB in the beginning and 628.2 MB in the end (delta: -495.2 MB). Peak memory consumption was 127.6 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]: 20817, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 262, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 172, TOOLS_POST_TIME[ms]: 11314, TOOLS_POST_CALL_APPLICATIONS: 77, TOOLS_POST_CALL_TIME[ms]: 209, TOOLS_POST_RETURN_APPLICATIONS: 68, TOOLS_POST_RETURN_TIME[ms]: 161, TOOLS_QUANTIFIERELIM_APPLICATIONS: 317, TOOLS_QUANTIFIERELIM_TIME[ms]: 11569, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 11210, FLUID_QUERY_TIME[ms]: 12, FLUID_QUERIES: 269, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 83, DOMAIN_JOIN_TIME[ms]: 7756, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 4, DOMAIN_WIDEN_TIME[ms]: 1033, DOMAIN_ISSUBSETEQ_APPLICATIONS: 7, DOMAIN_ISSUBSETEQ_TIME[ms]: 35, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 163, LOOP_SUMMARIZER_APPLICATIONS: 3, LOOP_SUMMARIZER_CACHE_MISSES: 3, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 5753, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 5752, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 7, CALL_SUMMARIZER_APPLICATIONS: 68, CALL_SUMMARIZER_CACHE_MISSES: 29, CALL_SUMMARIZER_OVERALL_TIME[ms]: 11738, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 11736, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 6, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 28, DAG_COMPRESSION_PROCESSED_NODES: 425, DAG_COMPRESSION_RETAINED_NODES: 227 - UnprovableResult [Line: 193]: 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 520#(and (<= ~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...