java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 19:11:21,969 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 19:11:21,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 19:11:21,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 19:11:21,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 19:11:21,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 19:11:21,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 19:11:22,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 19:11:22,011 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 19:11:22,011 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 19:11:22,014 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 19:11:22,015 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 19:11:22,016 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 19:11:22,017 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 19:11:22,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 19:11:22,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 19:11:22,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 19:11:22,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 19:11:22,029 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 19:11:22,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 19:11:22,037 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 19:11:22,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 19:11:22,042 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 19:11:22,043 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 19:11:22,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 19:11:22,045 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 19:11:22,045 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 19:11:22,047 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 19:11:22,048 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 19:11:22,049 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 19:11:22,050 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 19:11:22,051 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 19:11:22,052 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 19:11:22,053 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 19:11:22,055 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 19:11:22,055 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 19:11:22,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 19:11:22,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 19:11:22,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 19:11:22,059 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 19:11:22,060 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 19:11:22,061 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 [2019-09-16 19:11:22,085 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 19:11:22,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 19:11:22,087 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 19:11:22,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 19:11:22,088 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 19:11:22,088 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 19:11:22,088 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 19:11:22,089 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 19:11:22,089 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 19:11:22,089 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 19:11:22,090 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 19:11:22,090 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 19:11:22,090 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 19:11:22,091 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 19:11:22,091 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 19:11:22,091 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 19:11:22,091 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 19:11:22,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 19:11:22,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 19:11:22,092 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 19:11:22,092 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 19:11:22,092 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 19:11:22,093 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 19:11:22,093 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 19:11:22,093 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 19:11:22,093 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 19:11:22,093 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 19:11:22,094 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 19:11:22,094 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-16 19:11:22,151 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 19:11:22,168 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 19:11:22,171 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 19:11:22,173 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 19:11:22,173 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 19:11:22,174 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-16 19:11:22,240 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d8784f7/9d859be6b6894baab011888d268ca074/FLAG51471c830 [2019-09-16 19:11:22,790 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 19:11:22,791 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product55.cil.c [2019-09-16 19:11:22,804 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d8784f7/9d859be6b6894baab011888d268ca074/FLAG51471c830 [2019-09-16 19:11:23,069 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25d8784f7/9d859be6b6894baab011888d268ca074 [2019-09-16 19:11:23,080 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 19:11:23,082 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 19:11:23,083 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 19:11:23,083 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 19:11:23,086 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 19:11:23,087 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,090 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 16.09 07:11:23, skipping insertion in model container [2019-09-16 19:11:23,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,098 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 19:11:23,152 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 19:11:23,581 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:11:23,599 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 19:11:23,687 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 19:11:23,729 INFO L192 MainTranslator]: Completed translation [2019-09-16 19:11:23,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23 WrapperNode [2019-09-16 19:11:23,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 19:11:23,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 19:11:23,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 19:11:23,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 19:11:23,746 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,746 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,765 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,765 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,815 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (1/1) ... [2019-09-16 19:11:23,823 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 19:11:23,823 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 19:11:23,824 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 19:11:23,824 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 19:11:23,825 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 07:11:23" (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 [2019-09-16 19:11:23,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 19:11:23,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 19:11:23,896 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 19:11:23,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 19:11:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-16 19:11:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 19:11:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 19:11:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 19:11:23,898 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 19:11:23,899 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 19:11:23,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 19:11:23,901 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 19:11:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 19:11:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 19:11:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 19:11:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 19:11:23,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 19:11:23,902 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 19:11:23,903 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 19:11:23,904 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 19:11:23,905 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 19:11:23,906 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 19:11:23,907 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 19:11:23,908 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 19:11:23,909 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 19:11:23,910 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 19:11:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 19:11:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 19:11:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 19:11:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 19:11:23,911 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 19:11:25,424 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 19:11:25,425 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 19:11:25,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:11:25 BoogieIcfgContainer [2019-09-16 19:11:25,427 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 19:11:25,427 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-16 19:11:25,427 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-16 19:11:25,428 INFO L275 PluginConnector]: Sifa initialized [2019-09-16 19:11:25,429 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 07:11:25" (1/1) ... [2019-09-16 19:11:25,429 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 [2019-09-16 19:11:25,454 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-16 19:11:25,455 INFO L169 IcfgInterpreter]: Building call graph [2019-09-16 19:11:25,467 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-16 19:11:25,476 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-16 19:11:25,477 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-16 19:11:49,866 WARN L191 SmtUtils]: Spent 14.83 s on a formula simplification that was a NOOP. DAG size: 466 [2019-09-16 19:11:51,763 WARN L191 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-16 19:11:55,698 WARN L191 SmtUtils]: Spent 3.93 s on a formula simplification. DAG size of input: 474 DAG size of output: 424 [2019-09-16 19:11:57,480 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:11:59,310 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 424 [2019-09-16 19:11:59,325 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 434 for LOIs [2019-09-16 19:11:59,394 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 434 for LOIs [2019-09-16 19:11:59,409 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 434 for LOIs [2019-09-16 19:12:11,452 WARN L191 SmtUtils]: Spent 11.80 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-16 19:12:17,255 WARN L191 SmtUtils]: Spent 5.80 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:12:28,916 WARN L191 SmtUtils]: Spent 11.66 s on a formula simplification. DAG size of input: 463 DAG size of output: 459 [2019-09-16 19:12:34,626 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:12:46,198 WARN L191 SmtUtils]: Spent 11.55 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:12:51,951 WARN L191 SmtUtils]: Spent 5.75 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:13:03,553 WARN L191 SmtUtils]: Spent 11.60 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:13:09,348 WARN L191 SmtUtils]: Spent 5.79 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:13:20,939 WARN L191 SmtUtils]: Spent 11.59 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:13:26,668 WARN L191 SmtUtils]: Spent 5.73 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:13:38,407 WARN L191 SmtUtils]: Spent 11.74 s on a formula simplification. DAG size of input: 460 DAG size of output: 459 [2019-09-16 19:13:44,179 WARN L191 SmtUtils]: Spent 5.77 s on a formula simplification that was a NOOP. DAG size: 459 [2019-09-16 19:13:59,578 WARN L191 SmtUtils]: Spent 15.29 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-16 19:13:59,688 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:14:15,239 WARN L191 SmtUtils]: Spent 15.26 s on a formula simplification. DAG size of input: 466 DAG size of output: 462 [2019-09-16 19:14:15,344 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 80 [2019-09-16 19:14:30,956 WARN L191 SmtUtils]: Spent 15.31 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-16 19:14:31,244 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:14:31,519 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:14:46,801 WARN L191 SmtUtils]: Spent 15.28 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-16 19:14:47,356 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:15:02,645 WARN L191 SmtUtils]: Spent 15.29 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-16 19:15:03,200 WARN L191 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:15:18,607 WARN L191 SmtUtils]: Spent 15.40 s on a formula simplification. DAG size of input: 463 DAG size of output: 462 [2019-09-16 19:15:18,911 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 78 [2019-09-16 19:15:19,198 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 76 [2019-09-16 19:15:19,527 WARN L191 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-16 19:15:19,896 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 478 DAG size of output: 78 [2019-09-16 19:15:20,243 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-16 19:15:20,587 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-16 19:15:20,932 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-16 19:15:21,044 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-16 19:15:21,284 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 474 DAG size of output: 76 [2019-09-16 19:15:22,770 WARN L191 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-16 19:15:22,890 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:15:23,243 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 90 [2019-09-16 19:15:23,361 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-16 19:15:24,042 WARN L191 SmtUtils]: Spent 676.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 97 [2019-09-16 19:15:24,384 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2019-09-16 19:15:24,728 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:25,079 WARN L191 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:25,734 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:25,844 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:26,186 WARN L191 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:26,324 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:26,981 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-16 19:15:27,297 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-16 19:15:27,588 WARN L191 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 78 [2019-09-16 19:15:28,309 WARN L191 SmtUtils]: Spent 603.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-09-16 19:15:28,607 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:29,591 WARN L191 SmtUtils]: Spent 963.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-16 19:15:29,888 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:15:30,827 WARN L191 SmtUtils]: Spent 937.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-16 19:15:31,123 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:15:31,795 WARN L191 SmtUtils]: Spent 668.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2019-09-16 19:15:32,150 WARN L191 SmtUtils]: Spent 354.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-16 19:15:32,500 WARN L191 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 19:15:32,839 WARN L191 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 19:15:33,401 WARN L191 SmtUtils]: Spent 558.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-16 19:15:34,180 WARN L191 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:34,327 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:34,671 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-16 19:15:34,847 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-16 19:15:35,329 WARN L191 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-16 19:15:35,468 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:15:35,935 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-16 19:15:36,072 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:15:36,470 WARN L191 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-16 19:15:36,670 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:36,846 WARN L191 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:37,018 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:37,454 WARN L191 SmtUtils]: Spent 433.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 19:15:38,352 WARN L191 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-16 19:15:38,499 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-16 19:15:38,903 WARN L191 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-16 19:15:39,355 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:39,464 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:39,799 WARN L191 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:39,910 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:40,568 WARN L191 SmtUtils]: Spent 653.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-16 19:15:40,891 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-16 19:15:41,214 WARN L191 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 19:15:41,550 WARN L191 SmtUtils]: Spent 335.00 ms on a formula simplification that was a NOOP. DAG size: 100 [2019-09-16 19:15:41,902 WARN L191 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:42,013 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:42,346 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 86 [2019-09-16 19:15:42,456 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:43,108 WARN L191 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 93 [2019-09-16 19:15:43,427 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-16 19:15:43,720 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 78 [2019-09-16 19:15:44,396 WARN L191 SmtUtils]: Spent 577.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2019-09-16 19:15:44,688 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 86 [2019-09-16 19:15:45,658 WARN L191 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-16 19:15:45,958 WARN L191 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:15:46,901 WARN L191 SmtUtils]: Spent 941.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 95 [2019-09-16 19:15:47,197 WARN L191 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-16 19:15:47,860 WARN L191 SmtUtils]: Spent 659.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 102 [2019-09-16 19:15:48,186 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 102 [2019-09-16 19:15:48,525 WARN L191 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 19:15:48,860 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 107 [2019-09-16 19:15:49,429 WARN L191 SmtUtils]: Spent 565.00 ms on a formula simplification that was a NOOP. DAG size: 113 [2019-09-16 19:15:50,184 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:50,330 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 104 [2019-09-16 19:15:50,671 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 112 [2019-09-16 19:15:50,839 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 112 [2019-09-16 19:15:51,263 WARN L191 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-16 19:15:51,453 WARN L191 SmtUtils]: Spent 188.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:15:51,921 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 103 [2019-09-16 19:15:52,148 WARN L191 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-09-16 19:15:52,759 WARN L191 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 114 [2019-09-16 19:15:53,057 WARN L191 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:53,329 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:53,609 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2019-09-16 19:15:54,162 WARN L191 SmtUtils]: Spent 548.00 ms on a formula simplification that was a NOOP. DAG size: 126 [2019-09-16 19:15:55,061 WARN L191 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-09-16 19:15:55,208 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification that was a NOOP. DAG size: 110 [2019-09-16 19:15:55,598 WARN L191 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 110 [2019-09-16 19:15:56,075 INFO L199 IcfgInterpreter]: Interpreting procedure cleanup with input of size 10 for LOIs [2019-09-16 19:15:56,249 INFO L199 IcfgInterpreter]: Interpreting procedure timeShift with input of size 10 for LOIs [2019-09-16 19:15:56,344 INFO L199 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification2_spec__2 with input of size 3 for LOIs [2019-09-16 19:15:56,346 INFO L199 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 19 for LOIs [2019-09-16 19:15:56,369 INFO L183 IcfgInterpreter]: Interpretation finished [2019-09-16 19:15:56,369 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-09-16 19:15:56,371 INFO L193 IcfgInterpreter]: Reachable states at location __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 1002#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~pumpRunning~0 2147483647) (not (= 0 ~methaneLevelCritical~0)) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 (+ ~methaneLevelCritical~0 2147483648)) (<= ~methaneLevelCritical~0 2147483647) (not (= ~pumpRunning~0 0))) [2019-09-16 19:15:56,384 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-09-16 19:15:56,385 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-09-16 19:15:56,393 INFO L168 Benchmark]: Toolchain (without parser) took 273304.76 ms. Allocated memory was 139.5 MB in the beginning and 161.5 MB in the end (delta: 22.0 MB). Free memory was 86.2 MB in the beginning and 73.1 MB in the end (delta: 13.1 MB). Peak memory consumption was 35.1 MB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,394 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,395 INFO L168 Benchmark]: CACSL2BoogieTranslator took 647.32 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 164.0 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,397 INFO L168 Benchmark]: Boogie Preprocessor took 92.56 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,398 INFO L168 Benchmark]: RCFGBuilder took 1603.35 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 140.2 MB in the end (delta: 19.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,399 INFO L168 Benchmark]: Sifa took 270957.71 ms. Allocated memory was 222.8 MB in the beginning and 161.5 MB in the end (delta: -61.3 MB). Free memory was 140.2 MB in the beginning and 73.1 MB in the end (delta: 67.1 MB). Peak memory consumption was 5.8 MB. Max. memory is 7.1 GB. [2019-09-16 19:15:56,411 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 139.5 MB. Free memory was 105.5 MB in the beginning and 105.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 647.32 ms. Allocated memory was 139.5 MB in the beginning and 199.2 MB in the end (delta: 59.8 MB). Free memory was 86.0 MB in the beginning and 164.0 MB in the end (delta: -78.0 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 92.56 ms. Allocated memory is still 199.2 MB. Free memory was 164.0 MB in the beginning and 159.7 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1603.35 ms. Allocated memory was 199.2 MB in the beginning and 222.8 MB in the end (delta: 23.6 MB). Free memory was 159.7 MB in the beginning and 140.2 MB in the end (delta: 19.5 MB). Peak memory consumption was 90.5 MB. Max. memory is 7.1 GB. * Sifa took 270957.71 ms. Allocated memory was 222.8 MB in the beginning and 161.5 MB in the end (delta: -61.3 MB). Free memory was 140.2 MB in the beginning and 73.1 MB in the end (delta: 67.1 MB). Peak memory consumption was 5.8 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]: 270917, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES: 501, DAG_INTERPRETER_EARLY_EXITS: 0, TOOLS_POST_APPLICATIONS: 349, TOOLS_POST_TIME[ms]: 30278, TOOLS_POST_CALL_APPLICATIONS: 130, TOOLS_POST_CALL_TIME[ms]: 175, TOOLS_POST_RETURN_APPLICATIONS: 121, TOOLS_POST_RETURN_TIME[ms]: 88, TOOLS_QUANTIFIERELIM_APPLICATIONS: 600, TOOLS_QUANTIFIERELIM_TIME[ms]: 30396, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 30142, FLUID_QUERY_TIME[ms]: 17, FLUID_QUERIES: 520, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 165, DOMAIN_JOIN_TIME[ms]: 236614, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 8, DOMAIN_WIDEN_TIME[ms]: 2994, DOMAIN_ISSUBSETEQ_APPLICATIONS: 19, DOMAIN_ISSUBSETEQ_TIME[ms]: 29, DOMAIN_ISBOTTOM_APPLICATIONS: 106, DOMAIN_ISBOTTOM_TIME[ms]: 547, LOOP_SUMMARIZER_APPLICATIONS: 11, LOOP_SUMMARIZER_CACHE_MISSES: 11, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 28003, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 28002, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 19, CALL_SUMMARIZER_APPLICATIONS: 121, CALL_SUMMARIZER_CACHE_MISSES: 31, CALL_SUMMARIZER_OVERALL_TIME[ms]: 35138, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 35137, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 7, PATH_EXPR_TIME[ms]: 6, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 46, DAG_COMPRESSION_PROCESSED_NODES: 817, DAG_COMPRESSION_RETAINED_NODES: 305 - UnprovableResult [Line: 1009]: 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 1002#(and (not (= 0 ~methAndRunningLastTime~0)) (<= ~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...