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 SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 12:27:15,128 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 12:27:15,131 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 12:27:15,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 12:27:15,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 12:27:15,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 12:27:15,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 12:27:15,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 12:27:15,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 12:27:15,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 12:27:15,171 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 12:27:15,173 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 12:27:15,173 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 12:27:15,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 12:27:15,179 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 12:27:15,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 12:27:15,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 12:27:15,185 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 12:27:15,187 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 12:27:15,194 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 12:27:15,198 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 12:27:15,200 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 12:27:15,201 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 12:27:15,202 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 12:27:15,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 12:27:15,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 12:27:15,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 12:27:15,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 12:27:15,206 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 12:27:15,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 12:27:15,207 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 12:27:15,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 12:27:15,208 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 12:27:15,209 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 12:27:15,210 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 12:27:15,210 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 12:27:15,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 12:27:15,211 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 12:27:15,211 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 12:27:15,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 12:27:15,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 12:27:15,213 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 [2019-09-18 12:27:15,227 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 12:27:15,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 12:27:15,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 12:27:15,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 12:27:15,229 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 12:27:15,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 12:27:15,229 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 12:27:15,229 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 12:27:15,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 12:27:15,230 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 12:27:15,230 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 12:27:15,230 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 12:27:15,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 12:27:15,231 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 12:27:15,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 12:27:15,231 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 12:27:15,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 12:27:15,231 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 12:27:15,232 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 12:27:15,232 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 12:27:15,232 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 12:27:15,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 12:27:15,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 12:27:15,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 12:27:15,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 12:27:15,233 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 12:27:15,233 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 12:27:15,233 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 12:27:15,234 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 -> SingleStatement 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 [2019-09-18 12:27:15,270 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 12:27:15,283 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 12:27:15,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 12:27:15,288 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 12:27:15,288 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 12:27:15,289 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-18 12:27:15,362 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff6a025/58cecf48c1a6460a9ab192e23aa4801a/FLAG45215d0be [2019-09-18 12:27:15,897 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 12:27:15,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product23.cil.c [2019-09-18 12:27:15,915 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff6a025/58cecf48c1a6460a9ab192e23aa4801a/FLAG45215d0be [2019-09-18 12:27:16,181 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/37ff6a025/58cecf48c1a6460a9ab192e23aa4801a [2019-09-18 12:27:16,193 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 12:27:16,195 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 12:27:16,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 12:27:16,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 12:27:16,198 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 12:27:16,199 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,201 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@68cc7875 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16, skipping insertion in model container [2019-09-18 12:27:16,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,208 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 12:27:16,268 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 12:27:16,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:27:16,700 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 12:27:16,781 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 12:27:16,818 INFO L192 MainTranslator]: Completed translation [2019-09-18 12:27:16,818 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16 WrapperNode [2019-09-18 12:27:16,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 12:27:16,819 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 12:27:16,819 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 12:27:16,819 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 12:27:16,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,892 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (1/1) ... [2019-09-18 12:27:16,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 12:27:16,928 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 12:27:16,928 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 12:27:16,928 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 12:27:16,929 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 12:27:16" (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 [2019-09-18 12:27:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 12:27:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 12:27:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 12:27:17,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 12:27:17,001 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 12:27:17,002 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 12:27:17,002 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 12:27:17,002 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 12:27:17,002 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 12:27:17,002 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 12:27:17,003 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 12:27:17,004 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 12:27:17,005 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 12:27:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 12:27:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 12:27:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 12:27:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 12:27:17,006 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 12:27:17,006 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 12:27:17,007 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 12:27:17,008 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 12:27:17,009 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-18 12:27:17,010 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 12:27:17,011 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-18 12:27:17,012 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 12:27:17,013 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 12:27:17,014 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 12:27:18,167 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 12:27:18,168 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 12:27:18,169 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:27:18 BoogieIcfgContainer [2019-09-18 12:27:18,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 12:27:18,170 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 12:27:18,170 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 12:27:18,170 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 12:27:18,172 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 12:27:18" (1/1) ... [2019-09-18 12:27:18,172 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_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 12:27:18,196 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 12:27:18,196 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 12:27:18,207 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 12:27:18,216 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 12:27:18,217 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 12:27:18,808 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-18 12:27:19,182 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-18 12:27:19,375 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-18 12:27:19,656 WARN L191 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-18 12:27:19,913 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-18 12:27:20,299 WARN L191 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-18 12:27:20,612 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-18 12:27:21,064 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-18 12:27:21,492 WARN L191 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-18 12:27:22,179 WARN L191 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-18 12:27:22,742 WARN L191 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-18 12:27:22,959 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-09-18 12:27:23,646 WARN L191 SmtUtils]: Spent 681.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-18 12:27:24,169 WARN L191 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-18 12:27:24,473 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-18 12:27:25,355 WARN L191 SmtUtils]: Spent 873.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-18 12:27:25,573 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 12:27:26,130 WARN L191 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-18 12:27:26,509 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-18 12:27:27,603 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-18 12:27:27,797 WARN L191 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-18 12:27:28,461 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-18 12:27:28,900 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-18 12:27:29,964 WARN L191 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-18 12:27:30,855 WARN L191 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-18 12:27:31,490 WARN L191 SmtUtils]: Spent 360.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-18 12:27:33,315 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification. DAG size of input: 334 DAG size of output: 162 [2019-09-18 12:27:34,299 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 157 [2019-09-18 12:27:35,126 WARN L191 SmtUtils]: Spent 492.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-18 12:27:37,441 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 368 DAG size of output: 171 [2019-09-18 12:27:38,454 WARN L191 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 166 [2019-09-18 12:27:39,568 WARN L191 SmtUtils]: Spent 673.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-18 12:27:42,525 WARN L191 SmtUtils]: Spent 2.95 s on a formula simplification. DAG size of input: 460 DAG size of output: 212 [2019-09-18 12:27:43,892 WARN L191 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 255 DAG size of output: 207 [2019-09-18 12:27:45,295 WARN L191 SmtUtils]: Spent 865.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-18 12:27:49,181 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 517 DAG size of output: 239 [2019-09-18 12:27:50,703 WARN L191 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 280 DAG size of output: 234 [2019-09-18 12:27:52,452 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-18 12:27:57,209 WARN L191 SmtUtils]: Spent 4.75 s on a formula simplification. DAG size of input: 596 DAG size of output: 258 [2019-09-18 12:27:58,941 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification. DAG size of input: 303 DAG size of output: 253 [2019-09-18 12:28:00,512 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499 [2019-09-18 12:28:04,495 WARN L191 SmtUtils]: Spent 3.97 s on a formula simplification. DAG size of input: 690 DAG size of output: 277 [2019-09-18 12:28:06,663 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 337 DAG size of output: 274 [2019-09-18 12:28:09,250 WARN L191 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 565 [2019-09-18 12:28:15,925 WARN L191 SmtUtils]: Spent 6.66 s on a formula simplification. DAG size of input: 752 DAG size of output: 287 [2019-09-18 12:28:16,267 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-09-18 12:28:18,144 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification. DAG size of input: 346 DAG size of output: 284 [2019-09-18 12:28:21,207 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 623 [2019-09-18 12:28:29,018 WARN L191 SmtUtils]: Spent 7.79 s on a formula simplification. DAG size of input: 813 DAG size of output: 305 [2019-09-18 12:28:29,366 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 117 [2019-09-18 12:28:31,426 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification. DAG size of input: 369 DAG size of output: 300 [2019-09-18 12:28:34,014 WARN L191 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 681 [2019-09-18 12:28:39,986 WARN L191 SmtUtils]: Spent 5.95 s on a formula simplification. DAG size of input: 919 DAG size of output: 326 [2019-09-18 12:28:40,386 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2019-09-18 12:28:42,705 WARN L191 SmtUtils]: Spent 2.31 s on a formula simplification. DAG size of input: 391 DAG size of output: 323 [2019-09-18 12:28:47,071 WARN L191 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 739 [2019-09-18 12:28:57,875 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 887 DAG size of output: 359 [2019-09-18 12:28:58,332 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 151 [2019-09-18 12:29:01,071 WARN L191 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 440 DAG size of output: 358 [2019-09-18 12:29:06,063 WARN L191 SmtUtils]: Spent 2.86 s on a formula simplification that was a NOOP. DAG size: 797 [2019-09-18 12:29:19,215 WARN L191 SmtUtils]: Spent 13.13 s on a formula simplification. DAG size of input: 1013 DAG size of output: 378 [2019-09-18 12:29:19,708 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 148 [2019-09-18 12:29:22,745 WARN L191 SmtUtils]: Spent 3.03 s on a formula simplification. DAG size of input: 459 DAG size of output: 375 [2019-09-18 12:29:28,564 WARN L191 SmtUtils]: Spent 3.21 s on a formula simplification that was a NOOP. DAG size: 855 [2019-09-18 12:29:44,792 WARN L191 SmtUtils]: Spent 16.20 s on a formula simplification. DAG size of input: 1117 DAG size of output: 400 [2019-09-18 12:29:45,380 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2019-09-18 12:29:48,902 WARN L191 SmtUtils]: Spent 3.51 s on a formula simplification. DAG size of input: 493 DAG size of output: 401 [2019-09-18 12:29:55,487 WARN L191 SmtUtils]: Spent 3.59 s on a formula simplification that was a NOOP. DAG size: 913 [2019-09-18 12:30:14,194 WARN L191 SmtUtils]: Spent 18.67 s on a formula simplification. DAG size of input: 1082 DAG size of output: 418 [2019-09-18 12:30:14,736 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 160 [2019-09-18 12:30:18,307 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification. DAG size of input: 493 DAG size of output: 415 [2019-09-18 12:30:21,684 WARN L191 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 424 DAG size of output: 422 [2019-09-18 12:30:23,359 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 12:30:23,370 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 12:30:23,424 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 12:30:23,428 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 12:30:34,589 WARN L191 SmtUtils]: Spent 11.01 s on a formula simplification. DAG size of input: 443 DAG size of output: 442 [2019-09-18 12:30:40,025 WARN L191 SmtUtils]: Spent 5.43 s on a formula simplification that was a NOOP. DAG size: 442 [2019-09-18 12:31:07,227 WARN L191 SmtUtils]: Spent 27.13 s on a formula simplification. DAG size of input: 457 DAG size of output: 455 [2019-09-18 12:31:16,238 WARN L191 SmtUtils]: Spent 9.01 s on a formula simplification that was a NOOP. DAG size: 455 [2019-09-18 12:31:49,515 WARN L191 SmtUtils]: Spent 33.16 s on a formula simplification. DAG size of input: 480 DAG size of output: 477 [2019-09-18 12:32:05,676 WARN L191 SmtUtils]: Spent 16.16 s on a formula simplification that was a NOOP. DAG size: 477 [2019-09-18 12:32:22,067 WARN L191 SmtUtils]: Spent 16.39 s on a formula simplification that was a NOOP. DAG size: 482 [2019-09-18 12:32:23,329 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 12:32:23,844 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 12:32:23,979 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:32:24,130 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 12:32:24,806 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 12:32:25,365 WARN L191 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 61 [2019-09-18 12:32:25,507 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:32:25,993 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2019-09-18 12:32:26,140 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 12:32:26,588 WARN L191 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2019-09-18 12:32:26,742 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 12:32:27,213 WARN L191 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 64 [2019-09-18 12:32:27,356 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification that was a NOOP. DAG size: 64 [2019-09-18 12:32:27,563 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 44 [2019-09-18 12:32:28,141 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 61 [2019-09-18 12:32:28,281 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 61 [2019-09-18 12:32:28,435 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 12:32:28,442 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-09-18 12:32:28,445 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 7 for LOIs [2019-09-18 12:32:28,604 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification1_spec__1 with input of size 1 for LOIs [2019-09-18 12:32:28,609 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 16 for LOIs [2019-09-18 12:32:28,640 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-18 12:32:28,640 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-18 12:32:28,642 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 594#(and (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-18 12:32:28,653 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-18 12:32:28,653 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-18 12:32:28,654 INFO L168 Benchmark]: Toolchain (without parser) took 312459.74 ms. Allocated memory was 133.2 MB in the beginning and 144.2 MB in the end (delta: 11.0 MB). Free memory was 88.1 MB in the beginning and 82.5 MB in the end (delta: 5.6 MB). Peak memory consumption was 16.6 MB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,654 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 623.41 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 165.7 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,655 INFO L168 Benchmark]: Boogie Preprocessor took 108.83 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,656 INFO L168 Benchmark]: RCFGBuilder took 1241.62 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.1 MB in the beginning and 174.1 MB in the end (delta: -13.0 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,656 INFO L168 Benchmark]: Sifa took 310482.98 ms. Allocated memory was 225.4 MB in the beginning and 144.2 MB in the end (delta: -81.3 MB). Free memory was 174.1 MB in the beginning and 82.5 MB in the end (delta: 91.6 MB). Peak memory consumption was 10.4 MB. Max. memory is 7.1 GB. [2019-09-18 12:32:28,658 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.2 MB. Free memory was 107.4 MB in the beginning and 107.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 623.41 ms. Allocated memory was 133.2 MB in the beginning and 200.3 MB in the end (delta: 67.1 MB). Free memory was 87.9 MB in the beginning and 165.7 MB in the end (delta: -77.9 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.83 ms. Allocated memory is still 200.3 MB. Free memory was 165.7 MB in the beginning and 161.1 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.7 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1241.62 ms. Allocated memory was 200.3 MB in the beginning and 225.4 MB in the end (delta: 25.2 MB). Free memory was 161.1 MB in the beginning and 174.1 MB in the end (delta: -13.0 MB). Peak memory consumption was 89.2 MB. Max. memory is 7.1 GB. * Sifa took 310482.98 ms. Allocated memory was 225.4 MB in the beginning and 144.2 MB in the end (delta: -81.3 MB). Free memory was 174.1 MB in the beginning and 82.5 MB in the end (delta: 91.6 MB). Peak memory consumption was 10.4 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]: 310447, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 389, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 319, TOOLS_POST_TIME[ms]: 180045, TOOLS_POST_CALL_APPLICATIONS: 59, TOOLS_POST_CALL_TIME[ms]: 127, TOOLS_POST_RETURN_APPLICATIONS: 52, TOOLS_POST_RETURN_TIME[ms]: 59, TOOLS_QUANTIFIERELIM_APPLICATIONS: 427, TOOLS_QUANTIFIERELIM_TIME[ms]: 180088, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 29403, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 391, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 74, DOMAIN_JOIN_TIME[ms]: 129711, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 80, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 46, DOMAIN_ISBOTTOM_TIME[ms]: 238, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 120868, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 120867, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 52, CALL_SUMMARIZER_CACHE_MISSES: 24, CALL_SUMMARIZER_OVERALL_TIME[ms]: 186182, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 186181, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 13, REGEX_TO_DAG_TIME[ms]: 6, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 644, DAG_COMPRESSION_RETAINED_NODES: 396 - UnprovableResult [Line: 935]: 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 594#(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...