java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-17 17:22:20,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-17 17:22:20,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-17 17:22:20,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-17 17:22:20,954 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-17 17:22:20,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-17 17:22:20,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-17 17:22:20,958 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-17 17:22:20,959 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-17 17:22:20,960 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-17 17:22:20,961 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-17 17:22:20,962 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-17 17:22:20,963 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-17 17:22:20,964 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-17 17:22:20,965 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-17 17:22:20,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-17 17:22:20,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-17 17:22:20,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-17 17:22:20,969 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-17 17:22:20,971 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-17 17:22:20,972 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-17 17:22:20,973 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-17 17:22:20,975 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-17 17:22:20,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-17 17:22:20,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-17 17:22:20,978 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-17 17:22:20,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-17 17:22:20,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-17 17:22:20,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-17 17:22:20,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-17 17:22:20,980 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-17 17:22:20,981 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-17 17:22:20,982 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-17 17:22:20,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-17 17:22:20,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-17 17:22:20,984 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-17 17:22:20,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-17 17:22:20,985 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-17 17:22:20,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-17 17:22:20,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-17 17:22:20,986 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-17 17:22:20,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-17 17:22:21,001 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-17 17:22:21,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-17 17:22:21,003 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-17 17:22:21,003 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-17 17:22:21,003 INFO L138 SettingsManager]: * Use SBE=true [2019-09-17 17:22:21,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-17 17:22:21,004 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-17 17:22:21,004 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-17 17:22:21,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-17 17:22:21,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-17 17:22:21,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-17 17:22:21,005 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-17 17:22:21,005 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-17 17:22:21,005 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-17 17:22:21,005 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-17 17:22:21,005 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-17 17:22:21,006 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-17 17:22:21,006 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-17 17:22:21,006 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-17 17:22:21,006 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-17 17:22:21,007 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-17 17:22:21,007 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:22:21,007 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-17 17:22:21,007 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-17 17:22:21,007 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-17 17:22:21,007 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-17 17:22:21,008 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-17 17:22:21,008 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-17 17:22:21,008 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-17 17:22:21,045 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-17 17:22:21,058 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-17 17:22:21,061 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-17 17:22:21,062 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-17 17:22:21,062 INFO L275 PluginConnector]: CDTParser initialized [2019-09-17 17:22:21,063 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-09-17 17:22:21,123 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/091bbaa9b/c0af1882b8044d049b377e79a3440fd7/FLAG79d836983 [2019-09-17 17:22:21,647 INFO L306 CDTParser]: Found 1 translation units. [2019-09-17 17:22:21,648 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product22.cil.c [2019-09-17 17:22:21,663 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/091bbaa9b/c0af1882b8044d049b377e79a3440fd7/FLAG79d836983 [2019-09-17 17:22:21,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/091bbaa9b/c0af1882b8044d049b377e79a3440fd7 [2019-09-17 17:22:21,964 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-17 17:22:21,965 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-17 17:22:21,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:21,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-17 17:22:21,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-17 17:22:21,970 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:21" (1/1) ... [2019-09-17 17:22:21,973 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb00ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:21, skipping insertion in model container [2019-09-17 17:22:21,973 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.09 05:22:21" (1/1) ... [2019-09-17 17:22:21,981 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-17 17:22:22,039 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-17 17:22:22,464 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:22,485 INFO L188 MainTranslator]: Completed pre-run [2019-09-17 17:22:22,599 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-17 17:22:22,633 INFO L192 MainTranslator]: Completed translation [2019-09-17 17:22:22,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22 WrapperNode [2019-09-17 17:22:22,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-17 17:22:22,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-17 17:22:22,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-17 17:22:22,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-17 17:22:22,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,664 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,664 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... [2019-09-17 17:22:22,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-17 17:22:22,723 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-17 17:22:22,723 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-17 17:22:22,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-17 17:22:22,724 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.09 05:22:22" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-17 17:22:22,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-17 17:22:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-17 17:22:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-17 17:22:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-17 17:22:22,805 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-17 17:22:22,806 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-17 17:22:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-17 17:22:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:22,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-17 17:22:22,808 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-17 17:22:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-17 17:22:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-17 17:22:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-17 17:22:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-17 17:22:22,809 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-17 17:22:22,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-17 17:22:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-17 17:22:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-17 17:22:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-17 17:22:22,811 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-17 17:22:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-17 17:22:22,811 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-17 17:22:22,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-17 17:22:22,813 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-17 17:22:22,814 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-17 17:22:22,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-17 17:22:22,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-17 17:22:22,817 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-17 17:22:22,818 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-17 17:22:22,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-17 17:22:22,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-17 17:22:24,493 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-17 17:22:24,493 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-17 17:22:24,495 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:24 BoogieIcfgContainer [2019-09-17 17:22:24,495 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-17 17:22:24,496 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-17 17:22:24,496 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-17 17:22:24,496 INFO L275 PluginConnector]: Sifa initialized [2019-09-17 17:22:24,497 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.09 05:22:24" (1/1) ... [2019-09-17 17:22:24,498 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=CompoundDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-17 17:22:24,534 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-17 17:22:24,535 INFO L169 IcfgInterpreter]: Building call graph [2019-09-17 17:22:24,548 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-17 17:22:24,559 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-17 17:22:24,561 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-17 17:22:47,232 WARN L191 SmtUtils]: Spent 13.71 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-17 17:22:48,910 WARN L191 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-17 17:22:52,784 WARN L191 SmtUtils]: Spent 3.87 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-17 17:22:54,522 WARN L191 SmtUtils]: Spent 1.73 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:22:56,229 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-17 17:22:56,502 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-09-17 17:23:00,902 WARN L191 SmtUtils]: Spent 4.40 s on a formula simplification. DAG size of input: 490 DAG size of output: 429 [2019-09-17 17:23:00,916 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 437 for LOIs [2019-09-17 17:23:01,010 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 437 for LOIs [2019-09-17 17:23:01,015 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 437 for LOIs [2019-09-17 17:23:12,689 WARN L191 SmtUtils]: Spent 11.49 s on a formula simplification. DAG size of input: 450 DAG size of output: 449 [2019-09-17 17:23:18,402 WARN L191 SmtUtils]: Spent 5.71 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-17 17:23:19,324 WARN L191 SmtUtils]: Spent 908.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:23:31,985 WARN L191 SmtUtils]: Spent 12.66 s on a formula simplification. DAG size of input: 512 DAG size of output: 458 [2019-09-17 17:23:43,413 WARN L191 SmtUtils]: Spent 11.43 s on a formula simplification. DAG size of input: 450 DAG size of output: 449 [2019-09-17 17:23:49,020 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-17 17:23:49,919 WARN L191 SmtUtils]: Spent 896.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:24:02,486 WARN L191 SmtUtils]: Spent 12.57 s on a formula simplification. DAG size of input: 512 DAG size of output: 458 [2019-09-17 17:24:13,842 WARN L191 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 450 DAG size of output: 449 [2019-09-17 17:24:19,449 WARN L191 SmtUtils]: Spent 5.61 s on a formula simplification that was a NOOP. DAG size: 449 [2019-09-17 17:24:20,344 WARN L191 SmtUtils]: Spent 892.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 124 [2019-09-17 17:24:32,997 WARN L191 SmtUtils]: Spent 12.65 s on a formula simplification. DAG size of input: 512 DAG size of output: 458 [2019-09-17 17:24:59,568 WARN L191 SmtUtils]: Spent 26.49 s on a formula simplification. DAG size of input: 476 DAG size of output: 473 [2019-09-17 17:25:08,514 WARN L191 SmtUtils]: Spent 8.94 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-17 17:25:08,867 WARN L191 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:25:27,206 WARN L191 SmtUtils]: Spent 18.34 s on a formula simplification. DAG size of input: 519 DAG size of output: 473 [2019-09-17 17:25:57,709 WARN L191 SmtUtils]: Spent 30.39 s on a formula simplification. DAG size of input: 496 DAG size of output: 496 [2019-09-17 17:26:12,914 WARN L191 SmtUtils]: Spent 15.20 s on a formula simplification that was a NOOP. DAG size: 496 [2019-09-17 17:26:13,265 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 132 [2019-09-17 17:26:44,337 WARN L191 SmtUtils]: Spent 31.07 s on a formula simplification. DAG size of input: 540 DAG size of output: 497 [2019-09-17 17:27:06,439 WARN L191 SmtUtils]: Spent 20.17 s on a formula simplification. DAG size of input: 500 DAG size of output: 495 [2019-09-17 17:27:16,667 WARN L191 SmtUtils]: Spent 10.23 s on a formula simplification that was a NOOP. DAG size: 495 [2019-09-17 17:27:17,026 WARN L191 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:27:38,111 WARN L191 SmtUtils]: Spent 21.08 s on a formula simplification. DAG size of input: 536 DAG size of output: 504 [2019-09-17 17:27:51,622 WARN L191 SmtUtils]: Spent 13.44 s on a formula simplification. DAG size of input: 513 DAG size of output: 502 [2019-09-17 17:27:58,152 WARN L191 SmtUtils]: Spent 6.53 s on a formula simplification that was a NOOP. DAG size: 502 [2019-09-17 17:27:58,527 WARN L191 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:28:13,883 WARN L191 SmtUtils]: Spent 15.35 s on a formula simplification. DAG size of input: 522 DAG size of output: 497 [2019-09-17 17:28:25,841 WARN L191 SmtUtils]: Spent 11.96 s on a formula simplification. DAG size of input: 512 DAG size of output: 504 [2019-09-17 17:28:31,560 WARN L191 SmtUtils]: Spent 5.72 s on a formula simplification that was a NOOP. DAG size: 504 [2019-09-17 17:28:31,916 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:28:45,926 WARN L191 SmtUtils]: Spent 14.01 s on a formula simplification. DAG size of input: 525 DAG size of output: 504 [2019-09-17 17:29:00,548 WARN L191 SmtUtils]: Spent 14.62 s on a formula simplification. DAG size of input: 527 DAG size of output: 506 [2019-09-17 17:29:06,901 WARN L191 SmtUtils]: Spent 6.35 s on a formula simplification that was a NOOP. DAG size: 506 [2019-09-17 17:29:07,227 WARN L191 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:29:20,815 WARN L191 SmtUtils]: Spent 13.59 s on a formula simplification. DAG size of input: 527 DAG size of output: 506 [2019-09-17 17:29:33,144 WARN L191 SmtUtils]: Spent 12.31 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 17:29:45,608 WARN L191 SmtUtils]: Spent 12.46 s on a formula simplification that was a NOOP. DAG size: 529 [2019-09-17 17:30:10,629 WARN L191 SmtUtils]: Spent 25.00 s on a formula simplification. DAG size of input: 550 DAG size of output: 525 [2019-09-17 17:30:35,380 WARN L191 SmtUtils]: Spent 24.68 s on a formula simplification. DAG size of input: 528 DAG size of output: 517 [2019-09-17 17:30:45,147 WARN L191 SmtUtils]: Spent 9.77 s on a formula simplification that was a NOOP. DAG size: 517 [2019-09-17 17:30:45,510 WARN L191 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:31:06,416 WARN L191 SmtUtils]: Spent 20.91 s on a formula simplification. DAG size of input: 518 DAG size of output: 518 [2019-09-17 17:31:16,321 WARN L191 SmtUtils]: Spent 9.44 s on a formula simplification. DAG size of input: 514 DAG size of output: 505 [2019-09-17 17:31:20,038 WARN L191 SmtUtils]: Spent 3.72 s on a formula simplification that was a NOOP. DAG size: 505 [2019-09-17 17:31:20,378 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:31:27,720 WARN L191 SmtUtils]: Spent 7.34 s on a formula simplification. DAG size of input: 506 DAG size of output: 505 [2019-09-17 17:31:34,857 WARN L191 SmtUtils]: Spent 7.09 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:31:41,887 WARN L191 SmtUtils]: Spent 7.03 s on a formula simplification that was a NOOP. DAG size: 509 [2019-09-17 17:31:42,212 WARN L191 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:32:03,196 WARN L191 SmtUtils]: Spent 20.98 s on a formula simplification. DAG size of input: 509 DAG size of output: 504 [2019-09-17 17:32:23,360 WARN L191 SmtUtils]: Spent 20.16 s on a formula simplification. DAG size of input: 514 DAG size of output: 514 [2019-09-17 17:32:33,581 WARN L191 SmtUtils]: Spent 10.22 s on a formula simplification that was a NOOP. DAG size: 514 [2019-09-17 17:32:33,940 WARN L191 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:32:52,757 WARN L191 SmtUtils]: Spent 18.82 s on a formula simplification. DAG size of input: 515 DAG size of output: 511 [2019-09-17 17:33:06,457 WARN L191 SmtUtils]: Spent 13.70 s on a formula simplification. DAG size of input: 515 DAG size of output: 513 [2019-09-17 17:33:13,244 WARN L191 SmtUtils]: Spent 6.79 s on a formula simplification that was a NOOP. DAG size: 513 [2019-09-17 17:33:13,568 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:33:29,148 WARN L191 SmtUtils]: Spent 15.58 s on a formula simplification. DAG size of input: 514 DAG size of output: 511 [2019-09-17 17:33:39,959 WARN L191 SmtUtils]: Spent 10.59 s on a formula simplification. DAG size of input: 521 DAG size of output: 500 [2019-09-17 17:33:43,520 WARN L191 SmtUtils]: Spent 3.56 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 17:33:43,891 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:33:50,885 WARN L191 SmtUtils]: Spent 6.99 s on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2019-09-17 17:34:01,659 WARN L191 SmtUtils]: Spent 10.77 s on a formula simplification. DAG size of input: 521 DAG size of output: 500 [2019-09-17 17:34:05,258 WARN L191 SmtUtils]: Spent 3.60 s on a formula simplification that was a NOOP. DAG size: 500 [2019-09-17 17:34:05,579 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 129 [2019-09-17 17:34:12,623 WARN L191 SmtUtils]: Spent 7.04 s on a formula simplification. DAG size of input: 501 DAG size of output: 501 [2019-09-17 17:34:14,863 WARN L191 SmtUtils]: Spent 2.24 s on a formula simplification. DAG size of input: 503 DAG size of output: 1 [2019-09-17 17:34:41,390 WARN L191 SmtUtils]: Spent 26.48 s on a formula simplification. DAG size of input: 476 DAG size of output: 473 [2019-09-17 17:34:50,120 WARN L191 SmtUtils]: Spent 8.73 s on a formula simplification that was a NOOP. DAG size: 473 [2019-09-17 17:34:50,450 WARN L191 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 128 [2019-09-17 17:35:08,960 WARN L191 SmtUtils]: Spent 18.51 s on a formula simplification. DAG size of input: 519 DAG size of output: 473 [2019-09-17 17:35:39,479 WARN L191 SmtUtils]: Spent 30.47 s on a formula simplification. DAG size of input: 496 DAG size of output: 496