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.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 19:09:34,016 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 19:09:34,018 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 19:09:34,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 19:09:34,037 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 19:09:34,038 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 19:09:34,040 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 19:09:34,049 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 19:09:34,051 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 19:09:34,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 19:09:34,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 19:09:34,055 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 19:09:34,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 19:09:34,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 19:09:34,057 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 19:09:34,060 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 19:09:34,061 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 19:09:34,062 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 19:09:34,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 19:09:34,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 19:09:34,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 19:09:34,076 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 19:09:34,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 19:09:34,078 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 19:09:34,080 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 19:09:34,080 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 19:09:34,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 19:09:34,082 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 19:09:34,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 19:09:34,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 19:09:34,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 19:09:34,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 19:09:34,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 19:09:34,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 19:09:34,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 19:09:34,090 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 19:09:34,091 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 19:09:34,091 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 19:09:34,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 19:09:34,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 19:09:34,095 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 19:09:34,096 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 [2019-09-17 19:09:34,131 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 19:09:34,132 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 19:09:34,134 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 19:09:34,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 19:09:34,135 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 19:09:34,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 19:09:34,135 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 19:09:34,135 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 19:09:34,136 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 19:09:34,136 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 19:09:34,137 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 19:09:34,137 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 19:09:34,137 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 19:09:34,138 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 19:09:34,138 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 19:09:34,138 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 19:09:34,138 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 19:09:34,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 19:09:34,139 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 19:09:34,139 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 19:09:34,139 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 19:09:34,139 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 19:09:34,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 19:09:34,140 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 19:09:34,140 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 19:09:34,140 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 19:09:34,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 19:09:34,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 19:09:34,141 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: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 19:09:34,199 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 19:09:34,216 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 19:09:34,224 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 19:09:34,225 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 19:09:34,225 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 19:09:34,226 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-09-17 19:09:34,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c2ddb5/efd12378856f4a6cbc1a6c3774dc5707/FLAGa52eea078 [2019-09-17 19:09:34,791 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 19:09:34,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product21.cil.c [2019-09-17 19:09:34,808 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c2ddb5/efd12378856f4a6cbc1a6c3774dc5707/FLAGa52eea078 [2019-09-17 19:09:35,077 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ec1c2ddb5/efd12378856f4a6cbc1a6c3774dc5707 [2019-09-17 19:09:35,087 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 19:09:35,089 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 19:09:35,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 19:09:35,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 19:09:35,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 19:09:35,093 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,095 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d428e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35, skipping insertion in model container [2019-09-17 19:09:35,095 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,102 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 19:09:35,163 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 19:09:35,584 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:09:35,600 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 19:09:35,727 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 19:09:35,766 INFO L192 MainTranslator]: Completed translation [2019-09-17 19:09:35,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35 WrapperNode [2019-09-17 19:09:35,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 19:09:35,768 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 19:09:35,768 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 19:09:35,768 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 19:09:35,778 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,796 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,796 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,832 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (1/1) ... [2019-09-17 19:09:35,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 19:09:35,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 19:09:35,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 19:09:35,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 19:09:35,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 07:09:35" (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 [2019-09-17 19:09:35,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 19:09:35,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 19:09:35,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 19:09:35,937 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 19:09:35,938 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 19:09:35,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 19:09:35,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 19:09:35,939 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 19:09:35,940 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 19:09:35,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 19:09:35,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 19:09:35,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 19:09:35,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 19:09:35,941 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 19:09:35,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 19:09:35,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 19:09:35,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 19:09:35,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 19:09:35,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 19:09:35,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 19:09:35,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 19:09:35,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 19:09:35,946 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 19:09:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 19:09:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 19:09:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 19:09:35,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 19:09:35,948 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 19:09:35,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 19:09:35,950 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 19:09:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 19:09:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 19:09:35,951 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 19:09:35,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 19:09:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 19:09:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 19:09:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 19:09:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 19:09:35,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 19:09:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 19:09:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 19:09:35,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 19:09:35,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 19:09:35,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 19:09:35,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 19:09:35,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 19:09:35,955 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 19:09:35,956 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 19:09:35,956 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 19:09:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 19:09:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 19:09:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 19:09:35,957 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 19:09:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 19:09:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 19:09:35,958 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 19:09:37,705 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 19:09:37,706 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 19:09:37,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:09:37 BoogieIcfgContainer [2019-09-17 19:09:37,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 19:09:37,710 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 19:09:37,711 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 19:09:37,711 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 19:09:37,712 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 07:09:37" (1/1) ... [2019-09-17 19:09:37,713 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 19:09:37,747 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 19:09:37,748 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 19:09:37,759 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 19:09:37,768 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 19:09:37,770 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 19:10:01,394 WARN L191 SmtUtils]: Spent 14.05 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 19:10:02,953 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 19:10:06,705 WARN L191 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 19:10:08,528 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:10:10,322 WARN L191 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 19:10:10,604 WARN L191 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 19:10:15,144 WARN L191 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 490 DAG size of output: 433 [2019-09-17 19:10:15,158 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 439 for LOIs [2019-09-17 19:10:15,248 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 439 for LOIs [2019-09-17 19:10:15,254 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 439 for LOIs [2019-09-17 19:10:27,715 WARN L191 SmtUtils]: Spent 12.17 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-17 19:10:33,700 WARN L191 SmtUtils]: Spent 5.98 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 19:10:34,027 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:10:46,959 WARN L191 SmtUtils]: Spent 12.93 s on a formula simplification. DAG size of input: 510 DAG size of output: 463 [2019-09-17 19:10:59,036 WARN L191 SmtUtils]: Spent 12.07 s on a formula simplification. DAG size of input: 463 DAG size of output: 458 [2019-09-17 19:11:04,970 WARN L191 SmtUtils]: Spent 5.93 s on a formula simplification that was a NOOP. DAG size: 458 [2019-09-17 19:11:05,272 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:11:18,198 WARN L191 SmtUtils]: Spent 12.92 s on a formula simplification. DAG size of input: 510 DAG size of output: 463 [2019-09-17 19:11:33,406 WARN L191 SmtUtils]: Spent 15.16 s on a formula simplification. DAG size of input: 478 DAG size of output: 477 [2019-09-17 19:11:40,982 WARN L191 SmtUtils]: Spent 7.57 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-17 19:11:41,321 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:12:05,421 WARN L191 SmtUtils]: Spent 24.10 s on a formula simplification. DAG size of input: 518 DAG size of output: 470 [2019-09-17 19:12:20,756 WARN L191 SmtUtils]: Spent 15.33 s on a formula simplification. DAG size of input: 478 DAG size of output: 477 [2019-09-17 19:12:28,330 WARN L191 SmtUtils]: Spent 7.57 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-17 19:12:28,645 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:12:52,651 WARN L191 SmtUtils]: Spent 24.00 s on a formula simplification. DAG size of input: 518 DAG size of output: 470 [2019-09-17 19:13:11,348 WARN L191 SmtUtils]: Spent 18.68 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-17 19:13:20,696 WARN L191 SmtUtils]: Spent 9.35 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:13:21,012 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:13:40,909 WARN L191 SmtUtils]: Spent 19.89 s on a formula simplification. DAG size of input: 517 DAG size of output: 472 [2019-09-17 19:13:59,530 WARN L191 SmtUtils]: Spent 18.62 s on a formula simplification. DAG size of input: 477 DAG size of output: 476 [2019-09-17 19:14:09,210 WARN L191 SmtUtils]: Spent 9.68 s on a formula simplification that was a NOOP. DAG size: 476 [2019-09-17 19:14:09,565 WARN L191 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 125 [2019-09-17 19:14:30,216 WARN L191 SmtUtils]: Spent 20.65 s on a formula simplification. DAG size of input: 517 DAG size of output: 472 [2019-09-17 19:14:33,126 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 147 DAG size of output: 133 [2019-09-17 19:14:33,481 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:14:35,485 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:14:36,426 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:14:37,361 WARN L191 SmtUtils]: Spent 930.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:14:39,343 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:14:41,274 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:14:42,226 WARN L191 SmtUtils]: Spent 950.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:14:43,186 WARN L191 SmtUtils]: Spent 958.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:14:45,172 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:14:45,947 WARN L191 SmtUtils]: Spent 767.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:14:46,706 WARN L191 SmtUtils]: Spent 758.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:14:47,033 WARN L191 SmtUtils]: Spent 323.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:14:48,782 WARN L191 SmtUtils]: Spent 1.75 s on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-09-17 19:14:50,276 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 19:14:51,000 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 19:14:51,343 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:14:52,936 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:14:54,468 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification. DAG size of input: 150 DAG size of output: 138 [2019-09-17 19:14:55,189 WARN L191 SmtUtils]: Spent 720.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 19:14:55,537 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:14:57,127 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:15:07,778 WARN L191 SmtUtils]: Spent 10.64 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 19:15:18,366 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 19:15:39,749 WARN L191 SmtUtils]: Spent 21.37 s on a formula simplification. DAG size of input: 525 DAG size of output: 524 [2019-09-17 19:15:41,267 WARN L191 SmtUtils]: Spent 1.10 s on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2019-09-17 19:15:41,598 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:15:43,549 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:15:44,504 WARN L191 SmtUtils]: Spent 953.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:15:45,453 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:15:47,316 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:15:49,255 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:15:50,214 WARN L191 SmtUtils]: Spent 958.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:15:51,159 WARN L191 SmtUtils]: Spent 942.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:15:53,018 WARN L191 SmtUtils]: Spent 1.86 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:15:53,548 WARN L191 SmtUtils]: Spent 522.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:15:54,065 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:15:54,392 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:15:56,100 WARN L191 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-09-17 19:15:58,252 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 19:15:58,770 WARN L191 SmtUtils]: Spent 516.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 19:15:59,101 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:00,237 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:16:02,433 WARN L191 SmtUtils]: Spent 2.19 s on a formula simplification. DAG size of input: 150 DAG size of output: 143 [2019-09-17 19:16:02,953 WARN L191 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 19:16:03,274 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:04,969 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2019-09-17 19:16:06,172 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2019-09-17 19:16:06,500 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:16:07,643 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2019-09-17 19:16:07,987 WARN L191 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:16:09,515 WARN L191 SmtUtils]: Spent 1.45 s on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2019-09-17 19:16:09,853 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:16:11,791 WARN L191 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:16:12,736 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:16:13,685 WARN L191 SmtUtils]: Spent 946.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:16:15,162 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:16:17,092 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:16:18,042 WARN L191 SmtUtils]: Spent 949.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:16:18,984 WARN L191 SmtUtils]: Spent 939.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:16:20,459 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:16:20,845 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:16:21,226 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:16:21,549 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:22,700 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-09-17 19:16:23,719 WARN L191 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 144 DAG size of output: 138 [2019-09-17 19:16:24,074 WARN L191 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 19:16:24,410 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:25,146 WARN L191 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:16:26,180 WARN L191 SmtUtils]: Spent 1.03 s on a formula simplification. DAG size of input: 149 DAG size of output: 143 [2019-09-17 19:16:26,547 WARN L191 SmtUtils]: Spent 366.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 19:16:26,875 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:16:27,993 WARN L191 SmtUtils]: Spent 1.12 s on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2019-09-17 19:16:38,361 WARN L191 SmtUtils]: Spent 10.36 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 19:16:48,718 WARN L191 SmtUtils]: Spent 10.36 s on a formula simplification that was a NOOP. DAG size: 524 [2019-09-17 19:17:09,552 WARN L191 SmtUtils]: Spent 20.83 s on a formula simplification. DAG size of input: 525 DAG size of output: 518 [2019-09-17 19:17:10,766 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 155 DAG size of output: 133 [2019-09-17 19:17:11,102 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2019-09-17 19:17:13,047 WARN L191 SmtUtils]: Spent 1.93 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:17:14,000 WARN L191 SmtUtils]: Spent 952.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:17:14,950 WARN L191 SmtUtils]: Spent 947.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:17:16,834 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:17:18,771 WARN L191 SmtUtils]: Spent 1.94 s on a formula simplification. DAG size of input: 138 DAG size of output: 137 [2019-09-17 19:17:19,715 WARN L191 SmtUtils]: Spent 943.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2019-09-17 19:17:20,648 WARN L191 SmtUtils]: Spent 931.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 129 [2019-09-17 19:17:22,530 WARN L191 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:17:23,055 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:17:23,575 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 145 [2019-09-17 19:17:23,900 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:17:25,598 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 145 DAG size of output: 140 [2019-09-17 19:17:27,748 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification. DAG size of input: 145 DAG size of output: 138 [2019-09-17 19:17:28,258 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2019-09-17 19:17:28,582 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:17:29,721 WARN L191 SmtUtils]: Spent 1.14 s on a formula simplification. DAG size of input: 138 DAG size of output: 138 [2019-09-17 19:17:31,893 WARN L191 SmtUtils]: Spent 2.17 s on a formula simplification. DAG size of input: 150 DAG size of output: 143 [2019-09-17 19:17:32,412 WARN L191 SmtUtils]: Spent 518.00 ms on a formula simplification that was a NOOP. DAG size: 143 [2019-09-17 19:17:32,741 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 19:17:34,423 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification. DAG size of input: 143 DAG size of output: 138 [2019-09-17 19:17:34,450 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-17 19:17:34,452 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 488 for LOIs [2019-09-17 19:17:38,028 WARN L191 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 501 DAG size of output: 115 [2019-09-17 19:17:38,223 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 115 [2019-09-17 19:17:38,466 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-17 19:17:38,979 WARN L191 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 113 [2019-09-17 19:17:38,981 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 109 for LOIs [2019-09-17 19:17:38,985 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 120 for LOIs [2019-09-17 19:17:39,498 WARN L191 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 110 [2019-09-17 19:17:39,743 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-17 19:17:39,988 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 109 [2019-09-17 19:17:40,503 WARN L191 SmtUtils]: Spent 514.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 111 [2019-09-17 19:17:40,504 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-17 19:17:40,504 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-17 19:17:40,506 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 820#(and (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string46.offset|) (<= ~waterLevel~0 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)) [2019-09-17 19:17:40,518 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-17 19:17:40,518 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-17 19:17:40,520 INFO L168 Benchmark]: Toolchain (without parser) took 485431.27 ms. Allocated memory was 141.0 MB in the beginning and 162.5 MB in the end (delta: 21.5 MB). Free memory was 87.6 MB in the beginning and 110.7 MB in the end (delta: -23.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 19:17:40,521 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 141.0 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-17 19:17:40,521 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.87 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.4 MB in the beginning and 167.4 MB in the end (delta: -80.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-09-17 19:17:40,522 INFO L168 Benchmark]: Boogie Preprocessor took 88.29 ms. Allocated memory is still 200.3 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-17 19:17:40,523 INFO L168 Benchmark]: RCFGBuilder took 1853.86 ms. Allocated memory was 200.3 MB in the beginning and 228.1 MB in the end (delta: 27.8 MB). Free memory was 163.1 MB in the beginning and 146.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. [2019-09-17 19:17:40,523 INFO L168 Benchmark]: Sifa took 482807.92 ms. Allocated memory was 228.1 MB in the beginning and 162.5 MB in the end (delta: -65.5 MB). Free memory was 146.9 MB in the beginning and 110.7 MB in the end (delta: 36.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-09-17 19:17:40,526 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 141.0 MB. Free memory was 107.0 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.87 ms. Allocated memory was 141.0 MB in the beginning and 200.3 MB in the end (delta: 59.2 MB). Free memory was 87.4 MB in the beginning and 167.4 MB in the end (delta: -80.0 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 88.29 ms. Allocated memory is still 200.3 MB. Free memory was 167.4 MB in the beginning and 163.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1853.86 ms. Allocated memory was 200.3 MB in the beginning and 228.1 MB in the end (delta: 27.8 MB). Free memory was 163.1 MB in the beginning and 146.9 MB in the end (delta: 16.3 MB). Peak memory consumption was 88.5 MB. Max. memory is 7.1 GB. * Sifa took 482807.92 ms. Allocated memory was 228.1 MB in the beginning and 162.5 MB in the end (delta: -65.5 MB). Free memory was 146.9 MB in the beginning and 110.7 MB in the end (delta: 36.2 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 482759, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 210, DAG_INTERPRETER_EARLY_EXITS: 2, TOOLS_POST_APPLICATIONS: 137, TOOLS_POST_TIME[ms]: 28944, TOOLS_POST_CALL_APPLICATIONS: 61, TOOLS_POST_CALL_TIME[ms]: 283, TOOLS_POST_RETURN_APPLICATIONS: 54, TOOLS_POST_RETURN_TIME[ms]: 123, TOOLS_QUANTIFIERELIM_APPLICATIONS: 251, TOOLS_QUANTIFIERELIM_TIME[ms]: 29241, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 28845, FLUID_QUERY_TIME[ms]: 13, FLUID_QUERIES: 214, FLUID_YES_ANSWERS: 6, DOMAIN_JOIN_APPLICATIONS: 71, DOMAIN_JOIN_TIME[ms]: 359435, DOMAIN_ALPHA_APPLICATIONS: 6, DOMAIN_ALPHA_TIME[ms]: 9274, DOMAIN_WIDEN_APPLICATIONS: 2, DOMAIN_WIDEN_TIME[ms]: 84159, DOMAIN_ISSUBSETEQ_APPLICATIONS: 4, DOMAIN_ISSUBSETEQ_TIME[ms]: 41, DOMAIN_ISBOTTOM_APPLICATIONS: 42, DOMAIN_ISBOTTOM_TIME[ms]: 349, LOOP_SUMMARIZER_APPLICATIONS: 2, LOOP_SUMMARIZER_CACHE_MISSES: 2, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 181200, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 181199, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 4, CALL_SUMMARIZER_APPLICATIONS: 54, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 39408, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 39407, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 4, DAG_COMPRESSION_TIME[ms]: 32, DAG_COMPRESSION_PROCESSED_NODES: 398, DAG_COMPRESSION_RETAINED_NODES: 192 - UnprovableResult [Line: 300]: 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 820#(and (<= ~head~0.base 0) (<= 0 ~head~0.offset) (<= 0 |#NULL.base|) (<= 0 |#t~string70.offset|) (<= ~systemActive~0 1) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string52.offset|) (<= ~head~0.offset 0) (<= |#t~string52.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string64.offset|) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (<= 0 |#t~string46.offset|) (<= ~waterLevel~0 0) (<= |#t~string70.offset| 0) (<= |#t~string56.offset| 0) (<= |#t~string51.offset| 0) (<= 0 |#t~string51.offset|) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 |#t~string6.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (<= 0 |#t~string45.offset|) (<= 0 |#t~string42.offset|) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string44.offset|) (<= 0 |#t~string10.offset|) (<= |#t~string6.offset| 0) (<= |#t~string64.offset| 0) (<= ~pumpRunning~0 2147483647) (<= |#t~string44.offset| 0) (<= |#t~string53.offset| 0) (<= |#t~string18.offset| 0) (<= |#t~string45.offset| 0) (<= |#t~string47.offset| 0) (<= 0 ~waterLevel~0) (<= 0 |#t~string43.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string14.offset| 0) (<= 0 |#t~string53.offset|) (<= |#t~string66.offset| 0) (<= |#t~string42.offset| 0) (<= 0 |#t~string54.offset|) (<= 0 |#NULL.offset|) (<= 0 |#t~string72.offset|) (<= ~cleanupTimeShifts~0 4) (<= |#t~string43.offset| 0) (<= 0 |#t~string16.offset|) (<= 0 |#t~string47.offset|) (<= 0 |#t~string4.offset|) (<= ~methaneLevelCritical~0 1) (<= |#NULL.base| 0) (<= 0 |#t~string66.offset|) (<= 1 ~systemActive~0) (<= 0 |#t~string14.offset|) (<= |#t~string46.offset| 0) (<= 0 |#t~string12.offset|) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string54.offset| 0) (<= |#t~string12.offset| 0) (<= |#t~string72.offset| 0) (<= 0 |#t~string55.offset|) (<= |#t~string68.offset| 0) (<= |#t~string4.offset| 0) (<= 0 |#t~string68.offset|) (<= |#t~string8.offset| 0)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...