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 ReUseSupersetCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-18 23:19:52,776 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-18 23:19:52,778 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-18 23:19:52,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-18 23:19:52,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-18 23:19:52,792 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-18 23:19:52,793 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-18 23:19:52,795 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-18 23:19:52,796 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-18 23:19:52,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-18 23:19:52,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-18 23:19:52,799 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-18 23:19:52,800 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-18 23:19:52,801 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-18 23:19:52,801 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-18 23:19:52,803 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-18 23:19:52,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-18 23:19:52,804 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-18 23:19:52,806 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-18 23:19:52,808 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-18 23:19:52,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-18 23:19:52,810 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-18 23:19:52,811 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-18 23:19:52,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-18 23:19:52,814 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-18 23:19:52,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-18 23:19:52,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-18 23:19:52,815 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-18 23:19:52,816 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-18 23:19:52,817 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-18 23:19:52,817 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-18 23:19:52,818 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-18 23:19:52,819 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-18 23:19:52,819 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-18 23:19:52,820 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-18 23:19:52,820 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-18 23:19:52,821 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-18 23:19:52,821 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-18 23:19:52,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-18 23:19:52,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-18 23:19:52,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-18 23:19:52,824 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 23:19:52,838 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-18 23:19:52,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-18 23:19:52,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-18 23:19:52,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-18 23:19:52,839 INFO L138 SettingsManager]: * Use SBE=true [2019-09-18 23:19:52,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-18 23:19:52,840 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-18 23:19:52,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-18 23:19:52,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-18 23:19:52,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-18 23:19:52,841 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-18 23:19:52,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-18 23:19:52,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-18 23:19:52,841 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-18 23:19:52,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-18 23:19:52,842 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-18 23:19:52,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-18 23:19:52,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-18 23:19:52,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-18 23:19:52,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-18 23:19:52,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-18 23:19:52,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-18 23:19:52,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-18 23:19:52,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-18 23:19:52,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-18 23:19:52,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-18 23:19:52,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-18 23:19:52,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-18 23:19:52,844 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 -> ReUseSupersetCallSummarizer 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 23:19:52,897 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-18 23:19:52,912 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-18 23:19:52,915 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-18 23:19:52,916 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-18 23:19:52,916 INFO L275 PluginConnector]: CDTParser initialized [2019-09-18 23:19:52,917 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-18 23:19:52,971 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42379db2e/39edefe5756143ef96ac3177fcb76775/FLAG961cefd58 [2019-09-18 23:19:53,529 INFO L306 CDTParser]: Found 1 translation units. [2019-09-18 23:19:53,530 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product03.cil.c [2019-09-18 23:19:53,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42379db2e/39edefe5756143ef96ac3177fcb76775/FLAG961cefd58 [2019-09-18 23:19:53,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42379db2e/39edefe5756143ef96ac3177fcb76775 [2019-09-18 23:19:53,817 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-18 23:19:53,818 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-18 23:19:53,819 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-18 23:19:53,819 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-18 23:19:53,823 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-18 23:19:53,824 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:53" (1/1) ... [2019-09-18 23:19:53,827 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@458d6857 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:53, skipping insertion in model container [2019-09-18 23:19:53,827 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.09 11:19:53" (1/1) ... [2019-09-18 23:19:53,833 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-18 23:19:53,888 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-18 23:19:54,308 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:19:54,329 INFO L188 MainTranslator]: Completed pre-run [2019-09-18 23:19:54,455 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-18 23:19:54,484 INFO L192 MainTranslator]: Completed translation [2019-09-18 23:19:54,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54 WrapperNode [2019-09-18 23:19:54,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-18 23:19:54,486 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-18 23:19:54,486 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-18 23:19:54,486 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-18 23:19:54,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,518 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,558 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,563 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (1/1) ... [2019-09-18 23:19:54,571 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-18 23:19:54,571 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-18 23:19:54,571 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-18 23:19:54,571 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-18 23:19:54,572 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.09 11:19:54" (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 23:19:54,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-18 23:19:54,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-18 23:19:54,632 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-18 23:19:54,633 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-18 23:19:54,634 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:19:54,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-18 23:19:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-18 23:19:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-18 23:19:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-18 23:19:54,636 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-18 23:19:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-18 23:19:54,636 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-18 23:19:54,637 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-18 23:19:54,638 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-18 23:19:54,639 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-18 23:19:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-18 23:19:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-18 23:19:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-18 23:19:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-18 23:19:54,640 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-18 23:19:54,641 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-18 23:19:54,642 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-18 23:19:54,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-18 23:19:54,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-18 23:19:54,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-18 23:19:56,148 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-18 23:19:56,148 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-18 23:19:56,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:56 BoogieIcfgContainer [2019-09-18 23:19:56,150 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-18 23:19:56,151 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-18 23:19:56,151 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-18 23:19:56,151 INFO L275 PluginConnector]: Sifa initialized [2019-09-18 23:19:56,152 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.09 11:19:56" (1/1) ... [2019-09-18 23:19:56,153 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=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=SizeLimitFluid [2019-09-18 23:19:56,193 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-18 23:19:56,193 INFO L169 IcfgInterpreter]: Building call graph [2019-09-18 23:19:56,204 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-18 23:19:56,217 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-18 23:19:56,218 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-18 23:20:09,335 WARN L191 SmtUtils]: Spent 12.99 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:20:21,742 WARN L191 SmtUtils]: Spent 12.40 s on a formula simplification that was a NOOP. DAG size: 441 [2019-09-18 23:20:42,421 WARN L191 SmtUtils]: Spent 11.69 s on a formula simplification that was a NOOP. DAG size: 464 [2019-09-18 23:20:44,060 WARN L191 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-09-18 23:20:47,728 WARN L191 SmtUtils]: Spent 3.66 s on a formula simplification. DAG size of input: 472 DAG size of output: 422 [2019-09-18 23:20:47,736 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 430 for LOIs [2019-09-18 23:20:49,420 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:20:51,105 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:20:52,804 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:20:54,443 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:20:56,153 WARN L191 SmtUtils]: Spent 1.70 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:20:57,848 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 426 [2019-09-18 23:20:59,519 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:21:01,146 WARN L191 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 422 [2019-09-18 23:21:01,152 INFO L199 IcfgInterpreter]: Interpreting procedure runTest with input of size 430 for LOIs [2019-09-18 23:21:01,158 INFO L199 IcfgInterpreter]: Interpreting procedure test with input of size 430 for LOIs [2019-09-18 23:21:04,645 WARN L191 SmtUtils]: Spent 3.37 s on a formula simplification. DAG size of input: 431 DAG size of output: 425 [2019-09-18 23:21:06,310 WARN L191 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 425 [2019-09-18 23:21:17,102 WARN L191 SmtUtils]: Spent 10.76 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:21:22,403 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:21:33,056 WARN L191 SmtUtils]: Spent 10.65 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:21:38,312 WARN L191 SmtUtils]: Spent 5.25 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:21:49,015 WARN L191 SmtUtils]: Spent 10.70 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:21:54,260 WARN L191 SmtUtils]: Spent 5.24 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:22:05,041 WARN L191 SmtUtils]: Spent 10.78 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:22:10,319 WARN L191 SmtUtils]: Spent 5.28 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:22:21,038 WARN L191 SmtUtils]: Spent 10.72 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:22:26,313 WARN L191 SmtUtils]: Spent 5.27 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:22:37,108 WARN L191 SmtUtils]: Spent 10.79 s on a formula simplification. DAG size of input: 449 DAG size of output: 447 [2019-09-18 23:22:42,407 WARN L191 SmtUtils]: Spent 5.30 s on a formula simplification that was a NOOP. DAG size: 447 [2019-09-18 23:22:52,521 WARN L191 SmtUtils]: Spent 10.06 s on a formula simplification. DAG size of input: 433 DAG size of output: 428 [2019-09-18 23:22:57,606 WARN L191 SmtUtils]: Spent 5.08 s on a formula simplification that was a NOOP. DAG size: 428 [2019-09-18 23:23:15,823 WARN L191 SmtUtils]: Spent 18.20 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-18 23:23:24,200 WARN L191 SmtUtils]: Spent 8.38 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 23:23:39,953 WARN L191 SmtUtils]: Spent 15.70 s on a formula simplification. DAG size of input: 474 DAG size of output: 471 [2019-09-18 23:23:47,712 WARN L191 SmtUtils]: Spent 7.76 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 23:23:49,124 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 442 DAG size of output: 1 [2019-09-18 23:24:04,547 WARN L191 SmtUtils]: Spent 15.42 s on a formula simplification. DAG size of input: 433 DAG size of output: 433 [2019-09-18 23:24:12,516 WARN L191 SmtUtils]: Spent 7.97 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:24:27,493 WARN L191 SmtUtils]: Spent 14.95 s on a formula simplification. DAG size of input: 433 DAG size of output: 430 [2019-09-18 23:24:43,776 WARN L191 SmtUtils]: Spent 15.99 s on a formula simplification. DAG size of input: 459 DAG size of output: 433 [2019-09-18 23:24:51,871 WARN L191 SmtUtils]: Spent 8.09 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:24:59,400 WARN L191 SmtUtils]: Spent 7.52 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:25:06,668 WARN L191 SmtUtils]: Spent 7.27 s on a formula simplification that was a NOOP. DAG size: 435 [2019-09-18 23:25:08,228 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 441 DAG size of output: 1 [2019-09-18 23:25:22,779 WARN L191 SmtUtils]: Spent 14.55 s on a formula simplification. DAG size of input: 440 DAG size of output: 433 [2019-09-18 23:25:29,924 WARN L191 SmtUtils]: Spent 7.14 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:25:44,981 WARN L191 SmtUtils]: Spent 15.05 s on a formula simplification. DAG size of input: 442 DAG size of output: 433 [2019-09-18 23:25:52,656 WARN L191 SmtUtils]: Spent 7.67 s on a formula simplification that was a NOOP. DAG size: 433 [2019-09-18 23:26:00,499 WARN L191 SmtUtils]: Spent 7.73 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:26:08,267 WARN L191 SmtUtils]: Spent 7.77 s on a formula simplification that was a NOOP. DAG size: 440 [2019-09-18 23:26:35,729 WARN L191 SmtUtils]: Spent 27.43 s on a formula simplification. DAG size of input: 511 DAG size of output: 481 [2019-09-18 23:26:47,151 WARN L191 SmtUtils]: Spent 11.42 s on a formula simplification that was a NOOP. DAG size: 481 [2019-09-18 23:27:02,560 WARN L191 SmtUtils]: Spent 15.33 s on a formula simplification. DAG size of input: 442 DAG size of output: 439 [2019-09-18 23:27:10,191 WARN L191 SmtUtils]: Spent 7.63 s on a formula simplification that was a NOOP. DAG size: 439 [2019-09-18 23:27:55,968 WARN L191 SmtUtils]: Spent 45.74 s on a formula simplification. DAG size of input: 497 DAG size of output: 491 [2019-09-18 23:28:09,272 WARN L191 SmtUtils]: Spent 13.30 s on a formula simplification that was a NOOP. DAG size: 491 [2019-09-18 23:28:42,732 WARN L191 SmtUtils]: Spent 33.46 s on a formula simplification. DAG size of input: 510 DAG size of output: 489 [2019-09-18 23:28:56,055 WARN L191 SmtUtils]: Spent 13.32 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-18 23:29:48,640 WARN L191 SmtUtils]: Spent 52.58 s on a formula simplification. DAG size of input: 516 DAG size of output: 489 [2019-09-18 23:30:02,002 WARN L191 SmtUtils]: Spent 13.36 s on a formula simplification that was a NOOP. DAG size: 489 [2019-09-18 23:30:21,926 WARN L191 SmtUtils]: Spent 19.89 s on a formula simplification that was a NOOP. DAG size: 503 [2019-09-18 23:30:22,738 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 53 [2019-09-18 23:30:22,844 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 53 [2019-09-18 23:30:23,158 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2019-09-18 23:30:23,461 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-18 23:30:23,566 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 23:30:23,782 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2019-09-18 23:30:23,921 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 66 [2019-09-18 23:30:24,296 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 40 [2019-09-18 23:30:24,573 WARN L191 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 52 [2019-09-18 23:30:24,970 WARN L191 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 65 [2019-09-18 23:30:25,123 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 23:30:25,960 WARN L191 SmtUtils]: Spent 702.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 90 [2019-09-18 23:30:26,231 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-09-18 23:30:27,093 WARN L191 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 73 [2019-09-18 23:30:27,335 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2019-09-18 23:30:28,839 WARN L191 SmtUtils]: Spent 1.50 s on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2019-09-18 23:30:29,145 WARN L191 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-18 23:30:29,855 WARN L191 SmtUtils]: Spent 709.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2019-09-18 23:30:30,174 WARN L191 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-09-18 23:30:31,155 WARN L191 SmtUtils]: Spent 977.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 87 [2019-09-18 23:30:31,474 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-09-18 23:30:32,091 WARN L191 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 81 [2019-09-18 23:30:32,353 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 81 [2019-09-18 23:30:33,677 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification. DAG size of input: 255 DAG size of output: 89 [2019-09-18 23:30:33,924 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 89 [2019-09-18 23:30:34,265 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 63 [2019-09-18 23:30:34,399 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 63 [2019-09-18 23:30:34,960 WARN L191 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 83 [2019-09-18 23:30:35,225 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 23:30:35,795 WARN L191 SmtUtils]: Spent 568.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2019-09-18 23:30:36,058 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-18 23:30:36,863 WARN L191 SmtUtils]: Spent 801.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 65 [2019-09-18 23:30:37,023 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 65 [2019-09-18 23:30:37,521 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 76 [2019-09-18 23:30:37,766 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 76 [2019-09-18 23:30:39,394 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 246 DAG size of output: 92 [2019-09-18 23:30:39,666 WARN L191 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2019-09-18 23:30:40,060 WARN L191 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 71 [2019-09-18 23:30:40,228 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 71 [2019-09-18 23:30:40,759 WARN L191 SmtUtils]: Spent 529.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 82 [2019-09-18 23:30:41,011 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:30:41,554 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 82 [2019-09-18 23:30:41,805 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 82 [2019-09-18 23:30:42,044 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 59 [2019-09-18 23:30:42,162 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2019-09-18 23:30:42,492 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 40 [2019-09-18 23:30:52,465 WARN L191 SmtUtils]: Spent 9.87 s on a formula simplification. DAG size of input: 447 DAG size of output: 428 [2019-09-18 23:31:10,795 WARN L191 SmtUtils]: Spent 18.32 s on a formula simplification. DAG size of input: 465 DAG size of output: 461 [2019-09-18 23:31:19,126 WARN L191 SmtUtils]: Spent 8.33 s on a formula simplification that was a NOOP. DAG size: 461 [2019-09-18 23:31:34,892 WARN L191 SmtUtils]: Spent 15.73 s on a formula simplification. DAG size of input: 474 DAG size of output: 471 [2019-09-18 23:31:42,743 WARN L191 SmtUtils]: Spent 7.85 s on a formula simplification that was a NOOP. DAG size: 471 [2019-09-18 23:31:58,199 WARN L191 SmtUtils]: Spent 15.44 s on a formula simplification. DAG size of input: 455 DAG size of output: 433 [2019-09-18 23:32:13,977 WARN L191 SmtUtils]: Spent 15.67 s on a formula simplification. DAG size of input: 450 DAG size of output: 440 [2019-09-18 23:32:42,690 WARN L191 SmtUtils]: Spent 28.69 s on a formula simplification. DAG size of input: 514 DAG size of output: 492 [2019-09-18 23:32:57,066 WARN L191 SmtUtils]: Spent 14.37 s on a formula simplification that was a NOOP. DAG size: 492