/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks NOT_INCREMENTALLY -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 10:34:56,604 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 10:34:56,607 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 10:34:56,621 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 10:34:56,622 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 10:34:56,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 10:34:56,624 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 10:34:56,626 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 10:34:56,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 10:34:56,628 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 10:34:56,629 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 10:34:56,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 10:34:56,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 10:34:56,632 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 10:34:56,633 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 10:34:56,634 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 10:34:56,635 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 10:34:56,636 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 10:34:56,637 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 10:34:56,639 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 10:34:56,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 10:34:56,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 10:34:56,645 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 10:34:56,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 10:34:56,648 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 10:34:56,648 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 10:34:56,649 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 10:34:56,649 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 10:34:56,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 10:34:56,651 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 10:34:56,651 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 10:34:56,652 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 10:34:56,652 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 10:34:56,653 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 10:34:56,654 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 10:34:56,654 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 10:34:56,655 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 10:34:56,655 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 10:34:56,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 10:34:56,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 10:34:56,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 10:34:56,658 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 [2020-07-21 10:34:56,672 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 10:34:56,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 10:34:56,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 10:34:56,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 10:34:56,674 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 10:34:56,674 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 10:34:56,675 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 10:34:56,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 10:34:56,675 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 10:34:56,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 10:34:56,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 10:34:56,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 10:34:56,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 10:34:56,676 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 10:34:56,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 10:34:56,676 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 10:34:56,677 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 10:34:56,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 10:34:56,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 10:34:56,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 10:34:56,678 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 10:34:56,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 10:34:56,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 10:34:56,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 10:34:56,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 10:34:56,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 10:34:56,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:34:56,679 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 10:34:56,679 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 10:34:56,679 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> NOT_INCREMENTALLY [2020-07-21 10:34:56,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 10:34:57,002 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 10:34:57,005 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 10:34:57,006 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 10:34:57,007 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 10:34:57,007 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2020-07-21 10:34:57,068 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c730b8f1b/9cb308f733aa4ce294173642399b4b4e/FLAGd891b9bb4 [2020-07-21 10:34:57,511 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 10:34:57,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product11.cil.c [2020-07-21 10:34:57,526 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c730b8f1b/9cb308f733aa4ce294173642399b4b4e/FLAGd891b9bb4 [2020-07-21 10:34:57,889 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c730b8f1b/9cb308f733aa4ce294173642399b4b4e [2020-07-21 10:34:57,899 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 10:34:57,902 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 10:34:57,903 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 10:34:57,903 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 10:34:57,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 10:34:57,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:34:57" (1/1) ... [2020-07-21 10:34:57,911 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a59be6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:57, skipping insertion in model container [2020-07-21 10:34:57,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:34:57" (1/1) ... [2020-07-21 10:34:57,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 10:34:57,982 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 10:34:58,438 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:34:58,456 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 10:34:58,535 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 10:34:58,567 INFO L208 MainTranslator]: Completed translation [2020-07-21 10:34:58,567 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58 WrapperNode [2020-07-21 10:34:58,567 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 10:34:58,568 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 10:34:58,568 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 10:34:58,568 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 10:34:58,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,600 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,601 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,643 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,647 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (1/1) ... [2020-07-21 10:34:58,654 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 10:34:58,655 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 10:34:58,655 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 10:34:58,655 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 10:34:58,656 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (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 [2020-07-21 10:34:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 10:34:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 10:34:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 10:34:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 10:34:58,711 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 10:34:58,712 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 10:34:58,713 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 10:34:58,714 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:34:58,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 10:34:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 10:34:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 10:34:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 10:34:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 10:34:58,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 10:34:58,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 10:34:58,717 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 10:34:58,718 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 10:34:58,719 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 10:34:58,720 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 10:34:58,721 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 10:34:58,722 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 10:34:58,723 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 10:34:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 10:34:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 10:34:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 10:34:58,724 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 10:34:59,669 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 10:34:59,670 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 10:34:59,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:34:59 BoogieIcfgContainer [2020-07-21 10:34:59,678 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 10:34:59,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 10:34:59,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 10:34:59,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 10:34:59,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:34:57" (1/3) ... [2020-07-21 10:34:59,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a71ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:34:59, skipping insertion in model container [2020-07-21 10:34:59,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:34:58" (2/3) ... [2020-07-21 10:34:59,686 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@42a71ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:34:59, skipping insertion in model container [2020-07-21 10:34:59,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:34:59" (3/3) ... [2020-07-21 10:34:59,688 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product11.cil.c [2020-07-21 10:34:59,698 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 10:34:59,707 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 10:34:59,721 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 10:34:59,752 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 10:34:59,752 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 10:34:59,752 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 10:34:59,753 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 10:34:59,753 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 10:34:59,753 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 10:34:59,753 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 10:34:59,753 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 10:34:59,780 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states. [2020-07-21 10:34:59,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-21 10:34:59,791 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:34:59,791 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:34:59,792 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:34:59,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:34:59,796 INFO L82 PathProgramCache]: Analyzing trace with hash 3662400, now seen corresponding path program 1 times [2020-07-21 10:34:59,803 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:34:59,803 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [606712270] [2020-07-21 10:34:59,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:00,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:00,069 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 10:35:00,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:00,111 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:00,111 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:00,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [606712270] [2020-07-21 10:35:00,113 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:00,114 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 10:35:00,115 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148734019] [2020-07-21 10:35:00,119 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 10:35:00,120 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:00,133 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 10:35:00,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:00,136 INFO L87 Difference]: Start difference. First operand 144 states. Second operand 2 states. [2020-07-21 10:35:00,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:00,174 INFO L93 Difference]: Finished difference Result 180 states and 225 transitions. [2020-07-21 10:35:00,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 10:35:00,176 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2020-07-21 10:35:00,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:00,187 INFO L225 Difference]: With dead ends: 180 [2020-07-21 10:35:00,187 INFO L226 Difference]: Without dead ends: 90 [2020-07-21 10:35:00,191 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 10:35:00,210 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-07-21 10:35:00,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2020-07-21 10:35:00,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-07-21 10:35:00,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2020-07-21 10:35:00,244 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2020-07-21 10:35:00,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:00,244 INFO L479 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2020-07-21 10:35:00,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 10:35:00,245 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2020-07-21 10:35:00,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-21 10:35:00,248 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:00,248 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:00,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:00,464 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:00,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:00,464 INFO L82 PathProgramCache]: Analyzing trace with hash -306482980, now seen corresponding path program 1 times [2020-07-21 10:35:00,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:00,465 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1589830689] [2020-07-21 10:35:00,465 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:00,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:00,672 INFO L263 TraceCheckSpWp]: Trace formula consists of 641 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 10:35:00,677 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:00,717 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:00,717 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:00,718 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1589830689] [2020-07-21 10:35:00,718 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:00,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:00,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1064910523] [2020-07-21 10:35:00,720 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:00,721 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:00,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:00,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:00,722 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 3 states. [2020-07-21 10:35:00,737 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:00,738 INFO L93 Difference]: Finished difference Result 120 states and 137 transitions. [2020-07-21 10:35:00,738 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:00,738 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-07-21 10:35:00,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:00,740 INFO L225 Difference]: With dead ends: 120 [2020-07-21 10:35:00,741 INFO L226 Difference]: Without dead ends: 81 [2020-07-21 10:35:00,742 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:00,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-07-21 10:35:00,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 81. [2020-07-21 10:35:00,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2020-07-21 10:35:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2020-07-21 10:35:00,754 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2020-07-21 10:35:00,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:00,754 INFO L479 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2020-07-21 10:35:00,754 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:00,754 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2020-07-21 10:35:00,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 10:35:00,757 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:00,757 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:00,970 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:00,971 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:00,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:00,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1187758501, now seen corresponding path program 1 times [2020-07-21 10:35:00,973 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:00,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325835715] [2020-07-21 10:35:00,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:01,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 652 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 10:35:01,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:01,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:01,193 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:01,193 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325835715] [2020-07-21 10:35:01,193 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:01,193 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 10:35:01,194 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435324671] [2020-07-21 10:35:01,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 10:35:01,194 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:01,195 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 10:35:01,195 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,195 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 3 states. [2020-07-21 10:35:01,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:01,218 INFO L93 Difference]: Finished difference Result 193 states and 228 transitions. [2020-07-21 10:35:01,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 10:35:01,219 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 51 [2020-07-21 10:35:01,219 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:01,223 INFO L225 Difference]: With dead ends: 193 [2020-07-21 10:35:01,223 INFO L226 Difference]: Without dead ends: 136 [2020-07-21 10:35:01,224 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 10:35:01,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2020-07-21 10:35:01,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 126. [2020-07-21 10:35:01,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 126 states. [2020-07-21 10:35:01,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 126 states and 147 transitions. [2020-07-21 10:35:01,241 INFO L78 Accepts]: Start accepts. Automaton has 126 states and 147 transitions. Word has length 51 [2020-07-21 10:35:01,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:01,242 INFO L479 AbstractCegarLoop]: Abstraction has 126 states and 147 transitions. [2020-07-21 10:35:01,242 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 10:35:01,242 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 147 transitions. [2020-07-21 10:35:01,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-07-21 10:35:01,244 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 10:35:01,244 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 10:35:01,458 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:01,459 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 10:35:01,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 10:35:01,460 INFO L82 PathProgramCache]: Analyzing trace with hash -5484303, now seen corresponding path program 1 times [2020-07-21 10:35:01,460 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 10:35:01,461 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [622107413] [2020-07-21 10:35:01,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:01,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-21 10:35:01,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 656 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 10:35:01,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 10:35:01,680 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 10:35:01,681 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 10:35:01,681 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [622107413] [2020-07-21 10:35:01,681 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 10:35:01,682 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 10:35:01,683 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207869017] [2020-07-21 10:35:01,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 10:35:01,685 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 10:35:01,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 10:35:01,686 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 10:35:01,689 INFO L87 Difference]: Start difference. First operand 126 states and 147 transitions. Second operand 6 states. [2020-07-21 10:35:01,882 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 10:35:01,882 INFO L93 Difference]: Finished difference Result 217 states and 261 transitions. [2020-07-21 10:35:01,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 10:35:01,883 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2020-07-21 10:35:01,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 10:35:01,883 INFO L225 Difference]: With dead ends: 217 [2020-07-21 10:35:01,883 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 10:35:01,885 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 10:35:01,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 10:35:01,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 10:35:01,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 10:35:01,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 10:35:01,887 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-07-21 10:35:01,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 10:35:01,887 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 10:35:01,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 10:35:01,887 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 10:35:01,888 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 10:35:02,098 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 10:35:02,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 10:35:02,517 INFO L268 CegarLoopResult]: For program point L609(lines 586 610) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 562 617) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point L593(lines 593 597) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point L593-1(lines 593 597) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point L588(line 588) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 608) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 562 617) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 562 617) no Hoare annotation was computed. [2020-07-21 10:35:02,518 INFO L268 CegarLoopResult]: For program point L670(lines 643 671) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L663(line 663) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L663-1(line 663) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 618 677) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 618 677) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L650(lines 650 654) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 618 677) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L650-1(lines 650 654) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L645(line 645) no Hoare annotation was computed. [2020-07-21 10:35:02,519 INFO L268 CegarLoopResult]: For program point L644-2(lines 644 669) no Hoare annotation was computed. [2020-07-21 10:35:02,520 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 162 168) the Hoare annotation is: true [2020-07-21 10:35:02,520 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 162 168) no Hoare annotation was computed. [2020-07-21 10:35:02,520 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 169 177) no Hoare annotation was computed. [2020-07-21 10:35:02,520 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 169 177) the Hoare annotation is: true [2020-07-21 10:35:02,520 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 169 177) no Hoare annotation was computed. [2020-07-21 10:35:02,521 INFO L268 CegarLoopResult]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2020-07-21 10:35:02,521 INFO L268 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-07-21 10:35:02,521 INFO L264 CegarLoopResult]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,521 INFO L264 CegarLoopResult]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,521 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,522 INFO L264 CegarLoopResult]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,522 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2020-07-21 10:35:02,522 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2020-07-21 10:35:02,522 INFO L264 CegarLoopResult]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,522 INFO L264 CegarLoopResult]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,522 INFO L268 CegarLoopResult]: For program point L130(lines 130 137) no Hoare annotation was computed. [2020-07-21 10:35:02,522 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:02,522 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-07-21 10:35:02,523 INFO L268 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 10:35:02,524 INFO L268 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-07-21 10:35:02,525 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 311 325) no Hoare annotation was computed. [2020-07-21 10:35:02,525 INFO L264 CegarLoopResult]: At program point L317(line 317) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 10:35:02,525 INFO L268 CegarLoopResult]: For program point L315(lines 315 321) no Hoare annotation was computed. [2020-07-21 10:35:02,525 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 311 325) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,525 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 311 325) no Hoare annotation was computed. [2020-07-21 10:35:02,525 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 221 228) no Hoare annotation was computed. [2020-07-21 10:35:02,525 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 221 228) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 221 228) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 266 274) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 266 274) the Hoare annotation is: true [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 266 274) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point L282(lines 282 290) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point L282-2(lines 282 290) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-07-21 10:35:02,526 INFO L268 CegarLoopResult]: For program point L305-1(line 305) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 275 310) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 275 310) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point L294(lines 294 302) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point L294-2(lines 294 302) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 275 310) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 155 161) no Hoare annotation was computed. [2020-07-21 10:35:02,527 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 155 161) the Hoare annotation is: true [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 516 561) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 829 874) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point L849(lines 849 856) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point L843(lines 843 863) no Hoare annotation was computed. [2020-07-21 10:35:02,528 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 829 874) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point L843-1(lines 843 863) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 829 874) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 255 265) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 255 265) no Hoare annotation was computed. [2020-07-21 10:35:02,529 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 255 265) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L268 CegarLoopResult]: For program point L260-1(line 260) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 247 254) the Hoare annotation is: true [2020-07-21 10:35:02,530 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 247 254) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 247 254) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 214 220) no Hoare annotation was computed. [2020-07-21 10:35:02,530 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 214 220) the Hoare annotation is: true [2020-07-21 10:35:02,531 INFO L264 CegarLoopResult]: At program point testENTRY(lines 327 392) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,531 INFO L264 CegarLoopResult]: At program point L382(lines 337 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,531 INFO L264 CegarLoopResult]: At program point L349(line 349) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,531 INFO L268 CegarLoopResult]: For program point L347(lines 347 353) no Hoare annotation was computed. [2020-07-21 10:35:02,531 INFO L268 CegarLoopResult]: For program point L347-1(lines 347 353) no Hoare annotation was computed. [2020-07-21 10:35:02,531 INFO L268 CegarLoopResult]: For program point testFINAL(lines 327 392) no Hoare annotation was computed. [2020-07-21 10:35:02,531 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-07-21 10:35:02,532 INFO L264 CegarLoopResult]: At program point L385(lines 336 386) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,532 INFO L264 CegarLoopResult]: At program point L375(line 375) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,532 INFO L268 CegarLoopResult]: For program point L373(lines 373 379) no Hoare annotation was computed. [2020-07-21 10:35:02,532 INFO L264 CegarLoopResult]: At program point L373-1(lines 367 380) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,532 INFO L268 CegarLoopResult]: For program point L338(lines 337 384) no Hoare annotation was computed. [2020-07-21 10:35:02,532 INFO L268 CegarLoopResult]: For program point L367(lines 367 380) no Hoare annotation was computed. [2020-07-21 10:35:02,532 INFO L264 CegarLoopResult]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point L357(lines 357 363) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point L357-1(lines 357 363) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point testEXIT(lines 327 392) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point L797(lines 797 817) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point L797-1(lines 797 817) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 783 828) no Hoare annotation was computed. [2020-07-21 10:35:02,533 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 783 828) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 783 828) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point L803(lines 803 810) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point L459(lines 459 467) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point L459-2(lines 459 467) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 451 473) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 451 473) no Hoare annotation was computed. [2020-07-21 10:35:02,534 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 451 473) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 145 154) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 145 154) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 145 154) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point L768(lines 768 779) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 680 782) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point L731(lines 731 735) no Hoare annotation was computed. [2020-07-21 10:35:02,535 INFO L268 CegarLoopResult]: For program point L729-2(lines 729 749) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L750(lines 728 751) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 680 782) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L709(lines 709 725) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L769(lines 769 776) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L730(lines 729 749) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L761(line 761) no Hoare annotation was computed. [2020-07-21 10:35:02,536 INFO L268 CegarLoopResult]: For program point L761-1(line 761) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point L726(lines 726 767) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 680 782) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point L745(line 745) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,537 INFO L268 CegarLoopResult]: For program point L241(line 241) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point L241-1(lines 230 246) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point L237(lines 237 243) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 230 246) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point L235(line 235) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point L235-1(line 235) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 230 246) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 474 482) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 474 482) no Hoare annotation was computed. [2020-07-21 10:35:02,538 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 474 482) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L268 CegarLoopResult]: For program point L434-1(lines 430 441) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 430 441) the Hoare annotation is: true [2020-07-21 10:35:02,539 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 430 441) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,539 INFO L271 CegarLoopResult]: At program point timeShiftENTRY(lines 190 213) the Hoare annotation is: true [2020-07-21 10:35:02,539 INFO L271 CegarLoopResult]: At program point L203(line 203) the Hoare annotation is: true [2020-07-21 10:35:02,540 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 190 213) no Hoare annotation was computed. [2020-07-21 10:35:02,540 INFO L271 CegarLoopResult]: At program point L201(lines 201 207) the Hoare annotation is: true [2020-07-21 10:35:02,540 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 190 213) no Hoare annotation was computed. [2020-07-21 10:35:02,540 INFO L264 CegarLoopResult]: At program point L196(line 196) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,540 INFO L268 CegarLoopResult]: For program point L194(lines 193 212) no Hoare annotation was computed. [2020-07-21 10:35:02,540 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2020-07-21 10:35:02,540 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 10:35:02,540 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2020-07-21 10:35:02,541 INFO L268 CegarLoopResult]: For program point L56(lines 56 60) no Hoare annotation was computed. [2020-07-21 10:35:02,541 INFO L271 CegarLoopResult]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2020-07-21 10:35:02,541 INFO L268 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-07-21 10:35:02,541 INFO L271 CegarLoopResult]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2020-07-21 10:35:02,541 INFO L271 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: true [2020-07-21 10:35:02,541 INFO L268 CegarLoopResult]: For program point L48-1(line 48) no Hoare annotation was computed. [2020-07-21 10:35:02,541 INFO L271 CegarLoopResult]: At program point L67(lines 42 71) the Hoare annotation is: true [2020-07-21 10:35:02,541 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 442 450) the Hoare annotation is: true [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 442 450) no Hoare annotation was computed. [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 442 450) no Hoare annotation was computed. [2020-07-21 10:35:02,542 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 406 417) the Hoare annotation is: true [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 406 417) no Hoare annotation was computed. [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point L410-1(lines 406 417) no Hoare annotation was computed. [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2020-07-21 10:35:02,542 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2020-07-21 10:35:02,542 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,543 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 10:35:02,543 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 10:35:02,543 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 10:35:02,543 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 418 429) no Hoare annotation was computed. [2020-07-21 10:35:02,543 INFO L268 CegarLoopResult]: For program point L422-1(lines 418 429) no Hoare annotation was computed. [2020-07-21 10:35:02,543 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 418 429) the Hoare annotation is: true [2020-07-21 10:35:02,543 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 394 401) no Hoare annotation was computed. [2020-07-21 10:35:02,543 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 398) no Hoare annotation was computed. [2020-07-21 10:35:02,544 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 394 401) the Hoare annotation is: true [2020-07-21 10:35:02,544 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 394 401) no Hoare annotation was computed. [2020-07-21 10:35:02,544 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 484 508) the Hoare annotation is: true [2020-07-21 10:35:02,544 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 484 508) no Hoare annotation was computed. [2020-07-21 10:35:02,544 INFO L264 CegarLoopResult]: At program point L498(line 498) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 10:35:02,544 INFO L268 CegarLoopResult]: For program point L496(lines 496 502) no Hoare annotation was computed. [2020-07-21 10:35:02,544 INFO L271 CegarLoopResult]: At program point L494(line 494) the Hoare annotation is: true [2020-07-21 10:35:02,544 INFO L268 CegarLoopResult]: For program point L494-1(line 494) no Hoare annotation was computed. [2020-07-21 10:35:02,545 INFO L268 CegarLoopResult]: For program point L492(lines 492 505) no Hoare annotation was computed. [2020-07-21 10:35:02,545 INFO L268 CegarLoopResult]: For program point L492-1(lines 484 508) no Hoare annotation was computed. [2020-07-21 10:35:02,545 INFO L271 CegarLoopResult]: At program point L490(line 490) the Hoare annotation is: true [2020-07-21 10:35:02,545 INFO L268 CegarLoopResult]: For program point L490-1(line 490) no Hoare annotation was computed. [2020-07-21 10:35:02,559 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 10:35:02 BoogieIcfgContainer [2020-07-21 10:35:02,560 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 10:35:02,562 INFO L168 Benchmark]: Toolchain (without parser) took 4660.68 ms. Allocated memory was 137.4 MB in the beginning and 250.1 MB in the end (delta: 112.7 MB). Free memory was 101.2 MB in the beginning and 166.5 MB in the end (delta: -65.3 MB). Peak memory consumption was 129.1 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,563 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.43 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.9 MB in the end (delta: -70.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,565 INFO L168 Benchmark]: Boogie Preprocessor took 86.63 ms. Allocated memory is still 201.3 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,566 INFO L168 Benchmark]: RCFGBuilder took 1023.25 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 166.7 MB in the beginning and 202.3 MB in the end (delta: -35.5 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,567 INFO L168 Benchmark]: TraceAbstraction took 2878.85 ms. Allocated memory was 232.8 MB in the beginning and 250.1 MB in the end (delta: 17.3 MB). Free memory was 200.8 MB in the beginning and 166.5 MB in the end (delta: 34.3 MB). Peak memory consumption was 133.3 MB. Max. memory is 7.1 GB. [2020-07-21 10:35:02,571 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 137.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.43 ms. Allocated memory was 137.4 MB in the beginning and 201.3 MB in the end (delta: 64.0 MB). Free memory was 100.8 MB in the beginning and 170.9 MB in the end (delta: -70.1 MB). Peak memory consumption was 27.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 86.63 ms. Allocated memory is still 201.3 MB. Free memory was 170.9 MB in the beginning and 166.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1023.25 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 166.7 MB in the beginning and 202.3 MB in the end (delta: -35.5 MB). Peak memory consumption was 86.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2878.85 ms. Allocated memory was 232.8 MB in the beginning and 250.1 MB in the end (delta: 17.3 MB). Free memory was 200.8 MB in the beginning and 166.5 MB in the end (delta: 34.3 MB). Peak memory consumption was 133.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 398]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.3s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 383 SDtfs, 128 SDslu, 333 SDs, 0 SdLazy, 53 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 196 GetRequests, 188 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=144occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 10 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 152 PreInvPairs, 166 NumberOfFragments, 269 HoareAnnotationTreeSize, 152 FomulaSimplifications, 52 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 44 FomulaSimplificationsInter, 344 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 198 NumberOfCodeBlocks, 198 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 194 ConstructedInterpolants, 0 QuantifiedInterpolants, 15266 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2589 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...