java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block SingleStatement --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.intern.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 19:31:04,789 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 19:31:04,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 19:31:04,803 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 19:31:04,803 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 19:31:04,805 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 19:31:04,806 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 19:31:04,808 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 19:31:04,809 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 19:31:04,810 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 19:31:04,811 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 19:31:04,812 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 19:31:04,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 19:31:04,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 19:31:04,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 19:31:04,815 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 19:31:04,816 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 19:31:04,817 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 19:31:04,819 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 19:31:04,820 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 19:31:04,822 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 19:31:04,823 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 19:31:04,824 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 19:31:04,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 19:31:04,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 19:31:04,827 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 19:31:04,827 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 19:31:04,828 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 19:31:04,828 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 19:31:04,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 19:31:04,829 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 19:31:04,830 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 19:31:04,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 19:31:04,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 19:31:04,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 19:31:04,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 19:31:04,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 19:31:04,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 19:31:04,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 19:31:04,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 19:31:04,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 19:31:04,836 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 [2019-09-20 19:31:04,850 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 19:31:04,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 19:31:04,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 19:31:04,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 19:31:04,852 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 19:31:04,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 19:31:04,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 19:31:04,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 19:31:04,853 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 19:31:04,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 19:31:04,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 19:31:04,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 19:31:04,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 19:31:04,854 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 19:31:04,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 19:31:04,854 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 19:31:04,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 19:31:04,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 19:31:04,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 19:31:04,855 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 19:31:04,855 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 19:31:04,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 19:31:04,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 19:31:04,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 19:31:04,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 19:31:04,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 19:31:04,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 19:31:04,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 19:31:04,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 19:31:04,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 19:31:04,900 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 19:31:04,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 19:31:04,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 19:31:04,911 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 19:31:04,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2019-09-20 19:31:04,986 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305b61a92/d4c60c0f4aea482aa61596bed4e10cbe/FLAG00f778eeb [2019-09-20 19:31:05,459 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 19:31:05,461 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product21.cil.c [2019-09-20 19:31:05,478 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305b61a92/d4c60c0f4aea482aa61596bed4e10cbe/FLAG00f778eeb [2019-09-20 19:31:05,795 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/305b61a92/d4c60c0f4aea482aa61596bed4e10cbe [2019-09-20 19:31:05,804 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 19:31:05,806 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 19:31:05,807 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 19:31:05,807 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 19:31:05,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 19:31:05,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:31:05" (1/1) ... [2019-09-20 19:31:05,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@af82b88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:05, skipping insertion in model container [2019-09-20 19:31:05,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 07:31:05" (1/1) ... [2019-09-20 19:31:05,823 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 19:31:05,886 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 19:31:06,320 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:31:06,334 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 19:31:06,454 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 19:31:06,487 INFO L192 MainTranslator]: Completed translation [2019-09-20 19:31:06,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06 WrapperNode [2019-09-20 19:31:06,488 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 19:31:06,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 19:31:06,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 19:31:06,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 19:31:06,503 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,561 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,566 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (1/1) ... [2019-09-20 19:31:06,574 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 19:31:06,574 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 19:31:06,575 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 19:31:06,575 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 19:31:06,576 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 07:31:06" (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 [2019-09-20 19:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 19:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 19:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 19:31:06,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 19:31:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 19:31:06,631 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 19:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 19:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 19:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 19:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:31:06,632 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 19:31:06,633 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 19:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 19:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 19:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 19:31:06,634 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 19:31:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 19:31:06,636 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 19:31:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 19:31:06,637 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 19:31:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 19:31:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 19:31:06,638 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 19:31:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 19:31:06,639 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:31:06,641 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 19:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 19:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 19:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 19:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 19:31:06,642 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 19:31:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 19:31:06,643 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 19:31:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 19:31:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 19:31:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 19:31:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 19:31:06,643 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 19:31:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 19:31:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 19:31:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 19:31:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 19:31:06,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 19:31:06,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 19:31:06,646 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 19:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 19:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 19:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 19:31:06,647 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 19:31:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 19:31:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 19:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 19:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 19:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 19:31:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 19:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 19:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 19:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 19:31:06,651 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 19:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 19:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 19:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 19:31:06,652 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 19:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 19:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 19:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 19:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 19:31:06,653 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 19:31:07,851 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 19:31:07,851 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 19:31:07,853 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:31:07 BoogieIcfgContainer [2019-09-20 19:31:07,853 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 19:31:07,854 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 19:31:07,854 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 19:31:07,854 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 19:31:07,856 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 07:31:07" (1/1) ... [2019-09-20 19:31:07,856 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 [2019-09-20 19:31:07,888 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 19:31:07,888 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 19:31:07,903 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 19:31:07,914 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 19:31:07,915 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 19:31:08,501 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 48 [2019-09-20 19:31:08,891 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 56 [2019-09-20 19:31:09,073 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 53 [2019-09-20 19:31:09,342 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 66 [2019-09-20 19:31:09,587 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 63 [2019-09-20 19:31:09,982 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 76 [2019-09-20 19:31:10,271 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 73 [2019-09-20 19:31:10,764 WARN L191 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 86 [2019-09-20 19:31:11,208 WARN L191 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 85 [2019-09-20 19:31:11,882 WARN L191 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 98 [2019-09-20 19:31:12,399 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 97 [2019-09-20 19:31:13,288 WARN L191 SmtUtils]: Spent 674.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 111 [2019-09-20 19:31:13,817 WARN L191 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 106 [2019-09-20 19:31:14,126 WARN L191 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2019-09-20 19:31:15,037 WARN L191 SmtUtils]: Spent 903.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 119 [2019-09-20 19:31:15,229 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 88 [2019-09-20 19:31:15,772 WARN L191 SmtUtils]: Spent 537.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 120 [2019-09-20 19:31:16,158 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 161 [2019-09-20 19:31:17,240 WARN L191 SmtUtils]: Spent 1.08 s on a formula simplification. DAG size of input: 243 DAG size of output: 133 [2019-09-20 19:31:17,438 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2019-09-20 19:31:18,100 WARN L191 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 134 [2019-09-20 19:31:18,485 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-09-20 19:31:19,541 WARN L191 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 291 DAG size of output: 147 [2019-09-20 19:31:20,454 WARN L191 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 144 [2019-09-20 19:31:21,116 WARN L191 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 233 [2019-09-20 19:31:22,940 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification. DAG size of input: 337 DAG size of output: 165 [2019-09-20 19:31:23,925 WARN L191 SmtUtils]: Spent 822.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 160 [2019-09-20 19:31:24,791 WARN L191 SmtUtils]: Spent 507.00 ms on a formula simplification that was a NOOP. DAG size: 283 [2019-09-20 19:31:27,047 WARN L191 SmtUtils]: Spent 2.25 s on a formula simplification. DAG size of input: 391 DAG size of output: 174 [2019-09-20 19:31:28,147 WARN L191 SmtUtils]: Spent 874.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 169 [2019-09-20 19:31:29,245 WARN L191 SmtUtils]: Spent 652.00 ms on a formula simplification that was a NOOP. DAG size: 337 [2019-09-20 19:31:32,215 WARN L191 SmtUtils]: Spent 2.96 s on a formula simplification. DAG size of input: 488 DAG size of output: 214 [2019-09-20 19:31:33,624 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 259 DAG size of output: 209 [2019-09-20 19:31:35,051 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification that was a NOOP. DAG size: 391 [2019-09-20 19:31:39,182 WARN L191 SmtUtils]: Spent 4.12 s on a formula simplification. DAG size of input: 547 DAG size of output: 241 [2019-09-20 19:31:40,736 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 284 DAG size of output: 236 [2019-09-20 19:31:42,406 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification that was a NOOP. DAG size: 445 [2019-09-20 19:31:47,028 WARN L191 SmtUtils]: Spent 4.61 s on a formula simplification. DAG size of input: 591 DAG size of output: 260 [2019-09-20 19:31:48,812 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 316 DAG size of output: 255 [2019-09-20 19:31:50,950 WARN L191 SmtUtils]: Spent 1.26 s on a formula simplification that was a NOOP. DAG size: 499