/usr/bin/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.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 10:49:33,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 10:49:33,522 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 10:49:33,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 10:49:33,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 10:49:33,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 10:49:33,538 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 10:49:33,540 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 10:49:33,541 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 10:49:33,542 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 10:49:33,543 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 10:49:33,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 10:49:33,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 10:49:33,546 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 10:49:33,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 10:49:33,548 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 10:49:33,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 10:49:33,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 10:49:33,551 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 10:49:33,553 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 10:49:33,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 10:49:33,556 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 10:49:33,557 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 10:49:33,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 10:49:33,560 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 10:49:33,561 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 10:49:33,561 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 10:49:33,562 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 10:49:33,562 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 10:49:33,563 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 10:49:33,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 10:49:33,564 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 10:49:33,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 10:49:33,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 10:49:33,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 10:49:33,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 10:49:33,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 10:49:33,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 10:49:33,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 10:49:33,569 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 10:49:33,570 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 10:49:33,571 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 [2019-11-07 10:49:33,585 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 10:49:33,586 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 10:49:33,587 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 10:49:33,587 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 10:49:33,587 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 10:49:33,588 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 10:49:33,588 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 10:49:33,588 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 10:49:33,588 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 10:49:33,588 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 10:49:33,589 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 10:49:33,590 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 10:49:33,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 10:49:33,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 10:49:33,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 10:49:33,590 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 10:49:33,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 10:49:33,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 10:49:33,591 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 10:49:33,591 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 10:49:33,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 10:49:33,592 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 10:49:33,592 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 10:49:33,592 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: Simplification Technique -> SIMPLIFY_QUICK [2019-11-07 10:49:33,851 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 10:49:33,872 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 10:49:33,875 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 10:49:33,877 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 10:49:33,878 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 10:49:33,878 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-11-07 10:49:33,951 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a9254dc/fb059380bfcb4556b2173ce7b0735cf6/FLAGfc4727a54 [2019-11-07 10:49:34,485 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 10:49:34,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-11-07 10:49:34,500 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a9254dc/fb059380bfcb4556b2173ce7b0735cf6/FLAGfc4727a54 [2019-11-07 10:49:34,796 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04a9254dc/fb059380bfcb4556b2173ce7b0735cf6 [2019-11-07 10:49:34,806 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 10:49:34,807 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 10:49:34,808 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 10:49:34,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 10:49:34,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 10:49:34,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:49:34" (1/1) ... [2019-11-07 10:49:34,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c754c1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:34, skipping insertion in model container [2019-11-07 10:49:34,816 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 10:49:34" (1/1) ... [2019-11-07 10:49:34,822 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 10:49:34,879 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 10:49:35,346 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:49:35,372 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 10:49:35,501 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 10:49:35,534 INFO L192 MainTranslator]: Completed translation [2019-11-07 10:49:35,535 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35 WrapperNode [2019-11-07 10:49:35,535 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 10:49:35,535 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 10:49:35,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 10:49:35,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 10:49:35,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,591 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,607 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (1/1) ... [2019-11-07 10:49:35,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 10:49:35,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 10:49:35,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 10:49:35,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 10:49:35,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 10:49:35" (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 [2019-11-07 10:49:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 10:49:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 10:49:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 10:49:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:49:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 10:49:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 10:49:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 10:49:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 10:49:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 10:49:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 10:49:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 10:49:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 10:49:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 10:49:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 10:49:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 10:49:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 10:49:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 10:49:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 10:49:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 10:49:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 10:49:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 10:49:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 10:49:35,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 10:49:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 10:49:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-07 10:49:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 10:49:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 10:49:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 10:49:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-07 10:49:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 10:49:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 10:49:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 10:49:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 10:49:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 10:49:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 10:49:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 10:49:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 10:49:37,216 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 10:49:37,217 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 10:49:37,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:49:37 BoogieIcfgContainer [2019-11-07 10:49:37,218 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 10:49:37,219 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-11-07 10:49:37,219 INFO L271 PluginConnector]: Initializing Sifa... [2019-11-07 10:49:37,219 INFO L275 PluginConnector]: Sifa initialized [2019-11-07 10:49:37,220 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 10:49:37" (1/1) ... [2019-11-07 10:49:37,221 INFO L79 SifaObserver]: LogSizeWrapperFluid Intern Fluid=SizeLimitFluid ♦ Abstract Domain=CompoundDomain ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ CompoundDomain Intern Domains=ExplicitValueDomain;IntervalDomain ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ SizeLimitFluid Max. Disjunctions=8 ♦ Simplification Technique=SIMPLIFY_QUICK ♦ SizeLimitFluid Max. DAG Size=-1 [2019-11-07 10:49:37,260 INFO L159 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-11-07 10:49:37,260 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 10:49:37,271 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 10:49:37,280 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 10:49:37,281 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-11-07 10:49:46,109 WARN L191 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2019-11-07 10:49:47,876 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 129 [2019-11-07 10:49:48,009 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 472 [2019-11-07 10:49:48,028 INFO L197 IcfgInterpreter]: Interpreting procedure main with input of size 478 for LOIs [2019-11-07 10:49:48,070 INFO L197 IcfgInterpreter]: Interpreting procedure runTest with input of size 478 for LOIs [2019-11-07 10:49:48,075 INFO L197 IcfgInterpreter]: Interpreting procedure test with input of size 478 for LOIs [2019-11-07 10:49:48,578 WARN L191 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2019-11-07 10:49:48,855 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 167 [2019-11-07 10:49:49,249 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 198 [2019-11-07 10:49:49,749 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2019-11-07 10:49:49,883 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 170 [2019-11-07 10:49:50,043 WARN L191 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 195 [2019-11-07 10:49:50,548 WARN L191 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 607 [2019-11-07 10:49:50,833 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 610 DAG size of output: 607 [2019-11-07 10:49:50,961 INFO L197 IcfgInterpreter]: Interpreting procedure cleanup with input of size 1 for LOIs [2019-11-07 10:49:50,963 INFO L197 IcfgInterpreter]: Interpreting procedure timeShift with input of size 137 for LOIs [2019-11-07 10:49:51,312 INFO L197 IcfgInterpreter]: Interpreting procedure __utac_acc__Specification4_spec__1 with input of size 131 for LOIs [2019-11-07 10:49:51,324 INFO L197 IcfgInterpreter]: Interpreting procedure __automaton_fail with input of size 144 for LOIs [2019-11-07 10:49:51,325 INFO L180 IcfgInterpreter]: Interpretation finished [2019-11-07 10:49:51,345 INFO L104 SifaObserver]: ✘ Some error locations might be reachable, see reported results. [2019-11-07 10:49:51,345 INFO L132 PluginConnector]: ------------------------ END Sifa---------------------------- [2019-11-07 10:49:51,349 INFO L168 Benchmark]: Toolchain (without parser) took 16540.64 ms. Allocated memory was 137.9 MB in the beginning and 415.8 MB in the end (delta: 277.9 MB). Free memory was 102.0 MB in the beginning and 297.6 MB in the end (delta: -195.6 MB). Peak memory consumption was 82.3 MB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,350 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 726.55 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 170.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,357 INFO L168 Benchmark]: Boogie Preprocessor took 83.03 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,359 INFO L168 Benchmark]: RCFGBuilder took 1599.73 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 152.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,361 INFO L168 Benchmark]: Sifa took 14126.71 ms. Allocated memory was 233.8 MB in the beginning and 415.8 MB in the end (delta: 181.9 MB). Free memory was 152.0 MB in the beginning and 297.6 MB in the end (delta: -145.6 MB). Peak memory consumption was 36.4 MB. Max. memory is 7.1 GB. [2019-11-07 10:49:51,369 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 137.9 MB. Free memory was 121.1 MB in the beginning and 120.9 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 726.55 ms. Allocated memory was 137.9 MB in the beginning and 201.9 MB in the end (delta: 64.0 MB). Free memory was 101.8 MB in the beginning and 170.5 MB in the end (delta: -68.7 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.03 ms. Allocated memory is still 201.9 MB. Free memory was 170.5 MB in the beginning and 166.4 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1599.73 ms. Allocated memory was 201.9 MB in the beginning and 233.8 MB in the end (delta: 32.0 MB). Free memory was 166.4 MB in the beginning and 152.0 MB in the end (delta: 14.4 MB). Peak memory consumption was 85.2 MB. Max. memory is 7.1 GB. * Sifa took 14126.71 ms. Allocated memory was 233.8 MB in the beginning and 415.8 MB in the end (delta: 181.9 MB). Free memory was 152.0 MB in the beginning and 297.6 MB in the end (delta: -145.6 MB). Peak memory consumption was 36.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - StatisticsResult: Symbolic Interpretation with Fluid Abstractions OVERALL_TIME[ms]: 14067, ICFG_INTERPRETER_ENTERED_PROCEDURES: 8, DAG_INTERPRETER_EARLY_EXIT_QUERIES_NONTRIVIAL: 24, DAG_INTERPRETER_EARLY_EXITS: 1, TOOLS_POST_APPLICATIONS: 83, TOOLS_POST_TIME[ms]: 10688, TOOLS_POST_CALL_APPLICATIONS: 39, TOOLS_POST_CALL_TIME[ms]: 131, TOOLS_POST_RETURN_APPLICATIONS: 32, TOOLS_POST_RETURN_TIME[ms]: 59, TOOLS_QUANTIFIERELIM_APPLICATIONS: 153, TOOLS_QUANTIFIERELIM_TIME[ms]: 10798, TOOLS_QUANTIFIERELIM_MAX_TIME[ms]: 10633, FLUID_QUERY_TIME[ms]: 15, FLUID_QUERIES: 153, FLUID_YES_ANSWERS: 0, DOMAIN_JOIN_APPLICATIONS: 22, DOMAIN_JOIN_TIME[ms]: 2651, DOMAIN_ALPHA_APPLICATIONS: 0, DOMAIN_ALPHA_TIME[ms]: 0, DOMAIN_WIDEN_APPLICATIONS: 1, DOMAIN_WIDEN_TIME[ms]: 304, DOMAIN_ISSUBSETEQ_APPLICATIONS: 2, DOMAIN_ISSUBSETEQ_TIME[ms]: 8, DOMAIN_ISBOTTOM_APPLICATIONS: 24, DOMAIN_ISBOTTOM_TIME[ms]: 77, LOOP_SUMMARIZER_APPLICATIONS: 1, LOOP_SUMMARIZER_CACHE_MISSES: 1, LOOP_SUMMARIZER_OVERALL_TIME[ms]: 1357, LOOP_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 1356, LOOP_SUMMARIZER_FIXPOINT_ITERATIONS: 2, CALL_SUMMARIZER_APPLICATIONS: 32, CALL_SUMMARIZER_CACHE_MISSES: 19, CALL_SUMMARIZER_OVERALL_TIME[ms]: 10770, CALL_SUMMARIZER_NEW_COMPUTATION_TIME[ms]: 10770, PROCEDURE_GRAPH_BUILDER_TIME[ms]: 8, PATH_EXPR_TIME[ms]: 7, REGEX_TO_DAG_TIME[ms]: 5, DAG_COMPRESSION_TIME[ms]: 35, DAG_COMPRESSION_PROCESSED_NODES: 367, DAG_COMPRESSION_RETAINED_NODES: 154 - UnprovableResult [Line: 44]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 310#(and (<= |#t~string58.offset| 0) (= |#t~string55.offset| 0) (<= |#t~string22.offset| 0) (<= 0 |#NULL.base|) (<= |#t~string67.offset| 0) (<= 0 |#t~string20.offset|) (<= ~systemActive~0 1) (<= ~head~0.offset 0) (<= 0 |#t~string64.offset|) (= |#t~string32.offset| 0) (<= 0 |#t~string67.offset|) (<= |#t~string34.offset| 0) (= 0 ~waterLevel~0) (<= 0 |#t~string60.offset|) (= |#NULL.base| 0) (<= |#t~string57.offset| 0) (<= 0 (+ ~pumpRunning~0 2147483648)) (<= 0 ~head~0.base) (<= 0 ~methaneLevelCritical~0) (<= 0 |#t~string10.offset|) (<= |#t~string64.offset| 0) (<= 0 (+ ~waterLevel~0 2147483648)) (<= |#t~string18.offset| 0) (<= |#t~string65.offset| 0) (<= 0 |#t~string36.offset|) (<= |#t~string36.offset| 0) (= |#t~string8.offset| 0) (= |#t~string20.offset| 0) (<= |#t~string14.offset| 0) (= |#t~string56.offset| 0) (<= |#t~string66.offset| 0) (= |#t~string57.offset| 0) (= |#t~string67.offset| 0) (= |#t~string14.offset| 0) (<= 0 |#NULL.offset|) (= |#t~string66.offset| 0) (<= |#t~string60.offset| 0) (= |#t~string64.offset| 0) (= ~head~0.base 0) (<= ~cleanupTimeShifts~0 4) (= ~cleanupTimeShifts~0 4) (= |#t~string68.offset| 0) (<= 0 |#t~string16.offset|) (<= |#NULL.base| 0) (= |#t~string18.offset| 0) (<= 1 ~systemActive~0) (= |#t~string16.offset| 0) (<= 4 ~cleanupTimeShifts~0) (<= |#t~string10.offset| 0) (<= |#t~string68.offset| 0) (= |#t~string69.offset| 0) (= |#NULL.offset| 0) (<= 0 |#t~string57.offset|) (<= |#t~string8.offset| 0) (<= ~head~0.base 0) (<= 0 ~head~0.offset) (= |#t~string34.offset| 0) (= |#t~string10.offset| 0) (not (= ~pumpRunning~0 0)) (<= 0 |#t~string22.offset|) (= |#t~string28.offset| 0) (<= |#t~string16.offset| 0) (<= 0 |#t~string32.offset|) (<= ~waterLevel~0 2147483647) (= |#t~string12.offset| 0) (<= 0 |#t~string18.offset|) (<= |#t~string55.offset| 0) (= |#t~string30.offset| 0) (<= |#t~string56.offset| 0) (<= 0 |#t~string59.offset|) (= |#t~string65.offset| 0) (<= 0 |#t~string69.offset|) (<= 0 |#t~string8.offset|) (<= |#NULL.offset| 0) (= ~head~0.offset 0) (<= ~pumpRunning~0 2147483647) (= |#t~string36.offset| 0) (<= 0 |#t~string65.offset|) (<= 0 |#t~string56.offset|) (<= |#t~string59.offset| 0) (= ~systemActive~0 1) (= |#t~string58.offset| 0) (<= |#t~string30.offset| 0) (<= |#t~string69.offset| 0) (<= |#t~string32.offset| 0) (= |#t~string59.offset| 0) (<= ~methaneLevelCritical~0 1) (<= 0 |#t~string66.offset|) (<= |#t~string28.offset| 0) (<= 0 |#t~string30.offset|) (<= 0 |#t~string14.offset|) (= |#t~string60.offset| 0) (<= 0 |#t~string12.offset|) (= |#t~string22.offset| 0) (<= |#t~string12.offset| 0) (<= 0 |#t~string34.offset|) (<= 0 |#t~string55.offset|) (<= 0 |#t~string58.offset|) (<= |#t~string20.offset| 0) (<= 0 |#t~string68.offset|) (<= 0 |#t~string28.offset|)). Possible FailurePath: RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...