/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/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 22:02:51,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 22:02:51,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 22:02:51,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 22:02:51,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 22:02:51,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 22:02:51,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 22:02:51,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 22:02:51,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 22:02:51,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 22:02:51,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 22:02:51,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 22:02:51,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 22:02:51,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 22:02:51,555 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 22:02:51,556 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 22:02:51,557 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 22:02:51,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 22:02:51,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 22:02:51,561 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 22:02:51,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 22:02:51,564 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 22:02:51,565 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 22:02:51,565 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 22:02:51,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 22:02:51,568 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 22:02:51,568 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 22:02:51,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 22:02:51,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 22:02:51,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 22:02:51,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 22:02:51,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 22:02:51,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 22:02:51,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 22:02:51,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 22:02:51,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 22:02:51,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 22:02:51,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 22:02:51,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 22:02:51,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 22:02:51,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 22:02:51,587 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 [2019-11-06 22:02:51,608 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 22:02:51,609 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 22:02:51,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 22:02:51,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 22:02:51,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 22:02:51,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 22:02:51,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 22:02:51,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 22:02:51,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 22:02:51,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 22:02:51,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 22:02:51,614 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 22:02:51,614 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 22:02:51,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 22:02:51,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 22:02:51,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 22:02:51,615 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 22:02:51,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 22:02:51,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 22:02:51,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 22:02:51,616 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 22:02:51,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 22:02:51,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 22:02:51,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 22:02:51,617 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 22:02:51,617 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 22:02:51,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 22:02:51,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 22:02:51,618 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 22:02:51,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 22:02:51,894 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 22:02:51,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 22:02:51,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 22:02:51,900 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 22:02:51,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-11-06 22:02:51,977 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83ebc35/d6276563d3c04296966c0177914a1ece/FLAG66b76116b [2019-11-06 22:02:52,550 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 22:02:52,550 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product25.cil.c [2019-11-06 22:02:52,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83ebc35/d6276563d3c04296966c0177914a1ece/FLAG66b76116b [2019-11-06 22:02:52,843 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c83ebc35/d6276563d3c04296966c0177914a1ece [2019-11-06 22:02:52,852 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 22:02:52,854 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 22:02:52,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:52,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 22:02:52,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 22:02:52,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:52" (1/1) ... [2019-11-06 22:02:52,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6731947f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:52, skipping insertion in model container [2019-11-06 22:02:52,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:52" (1/1) ... [2019-11-06 22:02:52,872 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 22:02:52,919 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 22:02:53,329 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:53,355 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 22:02:53,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:53,491 INFO L192 MainTranslator]: Completed translation [2019-11-06 22:02:53,492 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53 WrapperNode [2019-11-06 22:02:53,493 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:53,494 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 22:02:53,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 22:02:53,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 22:02:53,507 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,563 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,568 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (1/1) ... [2019-11-06 22:02:53,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 22:02:53,576 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 22:02:53,576 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 22:02:53,576 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 22:02:53,577 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (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 [2019-11-06 22:02:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 22:02:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 22:02:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:53,653 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 22:02:53,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 22:02:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 22:02:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-06 22:02:53,655 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-06 22:02:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-11-06 22:02:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-06 22:02:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-06 22:02:53,656 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-06 22:02:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-06 22:02:53,657 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-06 22:02:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-06 22:02:53,658 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 22:02:53,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-06 22:02:53,661 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-06 22:02:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-06 22:02:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-06 22:02:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-06 22:02:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-06 22:02:53,662 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 22:02:53,663 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 22:02:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 22:02:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 22:02:53,664 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 22:02:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 22:02:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 22:02:53,664 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 22:02:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 22:02:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-06 22:02:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-06 22:02:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 22:02:53,665 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-06 22:02:53,666 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-06 22:02:53,667 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 22:02:53,668 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-06 22:02:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 22:02:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 22:02:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 22:02:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:53,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 22:02:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 22:02:53,670 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 22:02:53,671 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 22:02:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 22:02:53,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 22:02:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 22:02:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 22:02:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 22:02:53,673 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 22:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 22:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 22:02:53,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 22:02:54,741 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 22:02:54,741 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-06 22:02:54,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:54 BoogieIcfgContainer [2019-11-06 22:02:54,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 22:02:54,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 22:02:54,745 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 22:02:54,748 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 22:02:54,748 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:02:52" (1/3) ... [2019-11-06 22:02:54,749 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f002b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:54, skipping insertion in model container [2019-11-06 22:02:54,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:53" (2/3) ... [2019-11-06 22:02:54,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44f002b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:54, skipping insertion in model container [2019-11-06 22:02:54,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:54" (3/3) ... [2019-11-06 22:02:54,752 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product25.cil.c [2019-11-06 22:02:54,762 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 22:02:54,770 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 22:02:54,782 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 22:02:54,808 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 22:02:54,809 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 22:02:54,809 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 22:02:54,809 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 22:02:54,810 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 22:02:54,810 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 22:02:54,810 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 22:02:54,810 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 22:02:54,838 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2019-11-06 22:02:54,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-06 22:02:54,850 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:54,852 INFO L410 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] [2019-11-06 22:02:54,855 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:54,861 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:54,862 INFO L82 PathProgramCache]: Analyzing trace with hash -1693195754, now seen corresponding path program 1 times [2019-11-06 22:02:54,872 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:54,872 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511833519] [2019-11-06 22:02:54,873 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,569 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:55,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:55,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:55,641 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511833519] [2019-11-06 22:02:55,641 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:55,642 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 22:02:55,642 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1289386686] [2019-11-06 22:02:55,648 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 22:02:55,648 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:55,662 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 22:02:55,663 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:55,666 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2019-11-06 22:02:56,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:56,682 INFO L93 Difference]: Finished difference Result 247 states and 327 transitions. [2019-11-06 22:02:56,683 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 22:02:56,684 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-11-06 22:02:56,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:56,710 INFO L225 Difference]: With dead ends: 247 [2019-11-06 22:02:56,710 INFO L226 Difference]: Without dead ends: 134 [2019-11-06 22:02:56,719 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:56,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-06 22:02:56,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2019-11-06 22:02:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2019-11-06 22:02:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 121 transitions. [2019-11-06 22:02:56,803 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 121 transitions. Word has length 46 [2019-11-06 22:02:56,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:56,804 INFO L462 AbstractCegarLoop]: Abstraction has 104 states and 121 transitions. [2019-11-06 22:02:56,804 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 22:02:56,805 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2019-11-06 22:02:56,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-06 22:02:56,808 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:56,808 INFO L410 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] [2019-11-06 22:02:56,808 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:56,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:56,809 INFO L82 PathProgramCache]: Analyzing trace with hash -1772398770, now seen corresponding path program 1 times [2019-11-06 22:02:56,809 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:56,809 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1493844590] [2019-11-06 22:02:56,809 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:56,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,186 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:57,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:57,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:57,259 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1493844590] [2019-11-06 22:02:57,259 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:57,259 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 22:02:57,260 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1061023132] [2019-11-06 22:02:57,261 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:02:57,262 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:57,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:02:57,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:02:57,262 INFO L87 Difference]: Start difference. First operand 104 states and 121 transitions. Second operand 4 states. [2019-11-06 22:02:57,792 WARN L191 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:58,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:58,419 INFO L93 Difference]: Finished difference Result 180 states and 218 transitions. [2019-11-06 22:02:58,420 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 22:02:58,420 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-11-06 22:02:58,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:58,424 INFO L225 Difference]: With dead ends: 180 [2019-11-06 22:02:58,424 INFO L226 Difference]: Without dead ends: 118 [2019-11-06 22:02:58,426 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:02:58,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-06 22:02:58,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-11-06 22:02:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-06 22:02:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 109 transitions. [2019-11-06 22:02:58,455 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 109 transitions. Word has length 47 [2019-11-06 22:02:58,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:58,456 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 109 transitions. [2019-11-06 22:02:58,456 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:02:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 109 transitions. [2019-11-06 22:02:58,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-06 22:02:58,458 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:58,458 INFO L410 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] [2019-11-06 22:02:58,459 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:58,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:58,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1028244918, now seen corresponding path program 1 times [2019-11-06 22:02:58,459 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:58,459 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2042766038] [2019-11-06 22:02:58,460 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,749 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:58,798 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:58,799 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2042766038] [2019-11-06 22:02:58,799 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:58,799 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 22:02:58,800 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588279218] [2019-11-06 22:02:58,800 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:02:58,800 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:58,801 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:02:58,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:02:58,801 INFO L87 Difference]: Start difference. First operand 95 states and 109 transitions. Second operand 4 states. [2019-11-06 22:02:59,148 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:59,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:59,732 INFO L93 Difference]: Finished difference Result 189 states and 232 transitions. [2019-11-06 22:02:59,732 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 22:02:59,733 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2019-11-06 22:02:59,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:59,735 INFO L225 Difference]: With dead ends: 189 [2019-11-06 22:02:59,735 INFO L226 Difference]: Without dead ends: 118 [2019-11-06 22:02:59,736 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:02:59,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2019-11-06 22:02:59,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 95. [2019-11-06 22:02:59,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-11-06 22:02:59,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 108 transitions. [2019-11-06 22:02:59,763 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 108 transitions. Word has length 51 [2019-11-06 22:02:59,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:59,763 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 108 transitions. [2019-11-06 22:02:59,764 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:02:59,764 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2019-11-06 22:02:59,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-06 22:02:59,766 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:59,766 INFO L410 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, 1, 1, 1, 1, 1] [2019-11-06 22:02:59,766 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:59,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:59,767 INFO L82 PathProgramCache]: Analyzing trace with hash 1294561485, now seen corresponding path program 1 times [2019-11-06 22:02:59,767 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:59,767 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1928178503] [2019-11-06 22:02:59,767 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:59,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,121 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:03:00,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:00,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:03:00,231 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1928178503] [2019-11-06 22:03:00,231 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:03:00,231 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 22:03:00,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395508667] [2019-11-06 22:03:00,232 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 22:03:00,232 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:03:00,232 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 22:03:00,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-11-06 22:03:00,233 INFO L87 Difference]: Start difference. First operand 95 states and 108 transitions. Second operand 12 states. [2019-11-06 22:03:00,875 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:03:01,237 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:03:01,544 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:01,808 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:02,403 WARN L191 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:03:03,257 WARN L191 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:03,610 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:03:03,951 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:03:04,217 WARN L191 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-11-06 22:03:04,464 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:03:04,825 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:03:05,184 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:03:05,488 WARN L191 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:06,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:03:06,583 INFO L93 Difference]: Finished difference Result 360 states and 482 transitions. [2019-11-06 22:03:06,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-06 22:03:06,584 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 59 [2019-11-06 22:03:06,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:03:06,588 INFO L225 Difference]: With dead ends: 360 [2019-11-06 22:03:06,588 INFO L226 Difference]: Without dead ends: 289 [2019-11-06 22:03:06,590 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-11-06 22:03:06,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 289 states. [2019-11-06 22:03:06,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 289 to 224. [2019-11-06 22:03:06,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2019-11-06 22:03:06,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 265 transitions. [2019-11-06 22:03:06,650 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 265 transitions. Word has length 59 [2019-11-06 22:03:06,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:03:06,652 INFO L462 AbstractCegarLoop]: Abstraction has 224 states and 265 transitions. [2019-11-06 22:03:06,652 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 22:03:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 265 transitions. [2019-11-06 22:03:06,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-06 22:03:06,656 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:03:06,656 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:03:06,656 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:03:06,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:03:06,657 INFO L82 PathProgramCache]: Analyzing trace with hash 1693659129, now seen corresponding path program 1 times [2019-11-06 22:03:06,657 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:03:06,657 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1113484677] [2019-11-06 22:03:06,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:03:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:06,977 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:03:06,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:07,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:03:07,043 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1113484677] [2019-11-06 22:03:07,043 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:03:07,044 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 22:03:07,044 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711457972] [2019-11-06 22:03:07,044 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 22:03:07,044 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:03:07,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 22:03:07,045 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:03:07,045 INFO L87 Difference]: Start difference. First operand 224 states and 265 transitions. Second operand 6 states. [2019-11-06 22:03:07,363 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:03:07,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:03:07,886 INFO L93 Difference]: Finished difference Result 363 states and 446 transitions. [2019-11-06 22:03:07,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 22:03:07,887 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2019-11-06 22:03:07,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:03:07,890 INFO L225 Difference]: With dead ends: 363 [2019-11-06 22:03:07,890 INFO L226 Difference]: Without dead ends: 163 [2019-11-06 22:03:07,891 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-11-06 22:03:07,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-11-06 22:03:07,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 151. [2019-11-06 22:03:07,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-11-06 22:03:07,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 168 transitions. [2019-11-06 22:03:07,924 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 168 transitions. Word has length 67 [2019-11-06 22:03:07,924 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:03:07,924 INFO L462 AbstractCegarLoop]: Abstraction has 151 states and 168 transitions. [2019-11-06 22:03:07,924 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 22:03:07,924 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2019-11-06 22:03:07,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-06 22:03:07,926 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:03:07,926 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-06 22:03:07,927 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:03:07,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:03:07,927 INFO L82 PathProgramCache]: Analyzing trace with hash -562526623, now seen corresponding path program 1 times [2019-11-06 22:03:07,927 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:03:07,928 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [298351529] [2019-11-06 22:03:07,928 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:03:07,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,270 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:03:08,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,430 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-06 22:03:08,430 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [298351529] [2019-11-06 22:03:08,430 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [431506707] [2019-11-06 22:03:08,431 INFO L94 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 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:03:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:03:08,656 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-06 22:03:08,681 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 22:03:08,848 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 22:03:08,849 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 22:03:08,849 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-11-06 22:03:08,850 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887104976] [2019-11-06 22:03:08,850 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-06 22:03:08,851 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:03:08,851 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-06 22:03:08,851 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-11-06 22:03:08,852 INFO L87 Difference]: Start difference. First operand 151 states and 168 transitions. Second operand 15 states. [2019-11-06 22:03:09,487 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:10,216 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:03:10,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:03:10,880 INFO L93 Difference]: Finished difference Result 203 states and 234 transitions. [2019-11-06 22:03:10,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 22:03:10,881 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2019-11-06 22:03:10,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:03:10,882 INFO L225 Difference]: With dead ends: 203 [2019-11-06 22:03:10,882 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 22:03:10,883 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-11-06 22:03:10,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 22:03:10,884 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 22:03:10,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 22:03:10,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 22:03:10,884 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-11-06 22:03:10,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:03:10,884 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 22:03:10,885 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-06 22:03:10,885 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 22:03:10,885 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 22:03:11,090 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:03:11,095 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 22:03:12,047 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 203 [2019-11-06 22:03:12,656 WARN L191 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2019-11-06 22:03:13,160 WARN L191 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-11-06 22:03:13,311 WARN L191 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:13,474 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:13,635 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:13,783 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-11-06 22:03:13,949 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-11-06 22:03:14,081 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-11-06 22:03:14,526 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 19 [2019-11-06 22:03:14,736 WARN L191 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:03:14,903 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-11-06 22:03:15,343 WARN L191 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-11-06 22:03:15,783 WARN L191 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 20 [2019-11-06 22:03:15,974 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:16,131 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-11-06 22:03:16,548 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2019-11-06 22:03:16,713 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-11-06 22:03:17,175 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 24 [2019-11-06 22:03:17,319 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:17,457 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 23 [2019-11-06 22:03:17,604 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:17,753 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2019-11-06 22:03:17,936 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 1 [2019-11-06 22:03:18,096 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L534(lines 534 538) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L534-1(lines 534 538) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 503 558) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L528-2(lines 528 549) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 503 558) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L550(lines 527 551) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 503 558) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L604(line 604) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point L604-1(line 604) no Hoare annotation was computed. [2019-11-06 22:03:18,197 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 559 618) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point L591(lines 591 595) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 559 618) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point L591-1(lines 591 595) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point L586(line 586) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 559 618) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point L585-2(lines 585 610) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point L611(lines 584 612) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 318 324) the Hoare annotation is: true [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 318 324) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 325 333) no Hoare annotation was computed. [2019-11-06 22:03:18,198 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 325 333) the Hoare annotation is: true [2019-11-06 22:03:18,199 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 325 333) no Hoare annotation was computed. [2019-11-06 22:03:18,199 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 336 360) the Hoare annotation is: true [2019-11-06 22:03:18,199 INFO L439 ceAbstractionStarter]: At program point L350(line 350) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2019-11-06 22:03:18,199 INFO L443 ceAbstractionStarter]: For program point L348(lines 348 354) no Hoare annotation was computed. [2019-11-06 22:03:18,199 INFO L439 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= ~waterLevel~0 1)) .cse1))) [2019-11-06 22:03:18,199 INFO L443 ceAbstractionStarter]: For program point L346-1(line 346) no Hoare annotation was computed. [2019-11-06 22:03:18,199 INFO L443 ceAbstractionStarter]: For program point L344(lines 344 357) no Hoare annotation was computed. [2019-11-06 22:03:18,200 INFO L443 ceAbstractionStarter]: For program point L344-1(lines 336 360) no Hoare annotation was computed. [2019-11-06 22:03:18,200 INFO L446 ceAbstractionStarter]: At program point L342(line 342) the Hoare annotation is: true [2019-11-06 22:03:18,200 INFO L443 ceAbstractionStarter]: For program point L342-1(line 342) no Hoare annotation was computed. [2019-11-06 22:03:18,200 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 336 360) no Hoare annotation was computed. [2019-11-06 22:03:18,200 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-11-06 22:03:18,201 INFO L439 ceAbstractionStarter]: At program point L896(line 896) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,201 INFO L439 ceAbstractionStarter]: At program point L895(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,201 INFO L439 ceAbstractionStarter]: At program point L895-1(line 895) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,201 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 889 911) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,201 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 889 911) no Hoare annotation was computed. [2019-11-06 22:03:18,201 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 889 911) no Hoare annotation was computed. [2019-11-06 22:03:18,201 INFO L439 ceAbstractionStarter]: At program point L901(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,202 INFO L439 ceAbstractionStarter]: At program point L901-1(line 901) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L899(lines 899 906) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L899-1(lines 899 906) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L865(line 865) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L864(line 864) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 848 871) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L863(line 863) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L862(line 862) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 848 871) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L860(line 860) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 848 871) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L859(line 859) no Hoare annotation was computed. [2019-11-06 22:03:18,202 INFO L443 ceAbstractionStarter]: For program point L858(line 858) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L857(line 857) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L856(line 856) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L866(line 866) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 232 240) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 232 240) the Hoare annotation is: true [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 232 240) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 290) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L446 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: true [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L286-2(lines 286 290) no Hoare annotation was computed. [2019-11-06 22:03:18,203 INFO L443 ceAbstractionStarter]: For program point L284-1(line 284) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 277 295) the Hoare annotation is: true [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 277 295) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 277 295) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 256) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point L248-2(lines 248 256) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 241 276) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 241 276) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point L260(lines 260 268) no Hoare annotation was computed. [2019-11-06 22:03:18,204 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 241 276) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 268) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 311 317) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 311 317) the Hoare annotation is: true [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 457 502) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 457 502) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 457 502) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 770 815) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point L790(lines 790 797) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 804) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point L784-1(lines 784 804) no Hoare annotation was computed. [2019-11-06 22:03:18,205 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 770 815) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 770 815) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 879 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 879 888) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 879 888) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point L226-1(line 226) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 221 231) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 221 231) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 221 231) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 213 220) the Hoare annotation is: true [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 213 220) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 213 220) no Hoare annotation was computed. [2019-11-06 22:03:18,206 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 162 186) no Hoare annotation was computed. [2019-11-06 22:03:18,207 INFO L439 ceAbstractionStarter]: At program point L181(line 181) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-11-06 22:03:18,207 INFO L443 ceAbstractionStarter]: For program point L181-1(lines 162 186) no Hoare annotation was computed. [2019-11-06 22:03:18,207 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 162 186) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-11-06 22:03:18,207 INFO L439 ceAbstractionStarter]: At program point L176(line 176) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-11-06 22:03:18,207 INFO L439 ceAbstractionStarter]: At program point L172(line 172) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-11-06 22:03:18,207 INFO L443 ceAbstractionStarter]: For program point L170(lines 170 178) no Hoare annotation was computed. [2019-11-06 22:03:18,207 INFO L439 ceAbstractionStarter]: At program point L168(line 168) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-11-06 22:03:18,207 INFO L443 ceAbstractionStarter]: For program point L168-1(line 168) no Hoare annotation was computed. [2019-11-06 22:03:18,207 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 183) no Hoare annotation was computed. [2019-11-06 22:03:18,207 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 154 160) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 154 160) the Hoare annotation is: true [2019-11-06 22:03:18,208 INFO L439 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,208 INFO L443 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,208 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L439 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,208 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2019-11-06 22:03:18,208 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0)))) [2019-11-06 22:03:18,208 INFO L439 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 test_~splverifierCounter~0)) (<= 1 ~waterLevel~0)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L439 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (<= 1 ~systemActive~0))) [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L738-1(lines 738 758) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 724 769) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 724 769) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 724 769) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 751) no Hoare annotation was computed. [2019-11-06 22:03:18,209 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 758) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 187 194) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 187 194) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 187 194) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 441 449) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 441 449) the Hoare annotation is: true [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 441 449) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 425) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 409 431) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 409 431) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 409 431) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 301 310) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 301 310) no Hoare annotation was computed. [2019-11-06 22:03:18,210 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 301 310) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L671(lines 670 690) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 621 723) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L702(line 702) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L702-1(line 702) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 708) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L686(line 686) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 621 723) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L645(lines 645 649) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L709(lines 709 720) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L672(lines 672 676) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L670-2(lines 670 690) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L691(lines 669 692) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 621 723) no Hoare annotation was computed. [2019-11-06 22:03:18,211 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 666) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point L710(lines 710 717) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string22.offset| |old(#t~string22.offset)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point L207(line 207) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point L207-1(lines 196 212) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 196 212) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point L203(lines 203 209) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point L201(line 201) no Hoare annotation was computed. [2019-11-06 22:03:18,212 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 196 212) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point L201-1(line 201) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 432 440) the Hoare annotation is: true [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 432 440) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 432 440) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 388 399) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0)) .cse2) (or .cse1 .cse0 (not (= ~waterLevel~0 1)) .cse2))) [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point L392-1(lines 388 399) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 388 399) no Hoare annotation was computed. [2019-11-06 22:03:18,213 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,214 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,214 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,214 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 130 153) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-11-06 22:03:18,214 INFO L439 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-11-06 22:03:18,214 INFO L439 ceAbstractionStarter]: At program point L141(lines 141 147) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (and (= 1 ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)) .cse2) (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse2))) [2019-11-06 22:03:18,214 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 130 153) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L439 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2019-11-06 22:03:18,215 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 130 153) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L443 ceAbstractionStarter]: For program point L134(lines 133 152) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 818 847) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L446 ceAbstractionStarter]: At program point L832-1(lines 832 836) the Hoare annotation is: true [2019-11-06 22:03:18,215 INFO L443 ceAbstractionStarter]: For program point L829(line 829) no Hoare annotation was computed. [2019-11-06 22:03:18,215 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 818 847) the Hoare annotation is: true [2019-11-06 22:03:18,216 INFO L446 ceAbstractionStarter]: At program point L828-2(lines 828 842) the Hoare annotation is: true [2019-11-06 22:03:18,216 INFO L446 ceAbstractionStarter]: At program point L824(line 824) the Hoare annotation is: true [2019-11-06 22:03:18,216 INFO L443 ceAbstractionStarter]: For program point L824-1(line 824) no Hoare annotation was computed. [2019-11-06 22:03:18,216 INFO L446 ceAbstractionStarter]: At program point L843(lines 818 847) the Hoare annotation is: true [2019-11-06 22:03:18,216 INFO L443 ceAbstractionStarter]: For program point L839(line 839) no Hoare annotation was computed. [2019-11-06 22:03:18,216 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 400 408) no Hoare annotation was computed. [2019-11-06 22:03:18,216 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 400 408) no Hoare annotation was computed. [2019-11-06 22:03:18,216 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 400 408) no Hoare annotation was computed. [2019-11-06 22:03:18,217 INFO L443 ceAbstractionStarter]: For program point L368-1(lines 364 375) no Hoare annotation was computed. [2019-11-06 22:03:18,217 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 364 375) the Hoare annotation is: true [2019-11-06 22:03:18,217 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 364 375) no Hoare annotation was computed. [2019-11-06 22:03:18,217 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 872 878) no Hoare annotation was computed. [2019-11-06 22:03:18,217 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 872 878) the Hoare annotation is: true [2019-11-06 22:03:18,217 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,217 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-11-06 22:03:18,217 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 22:03:18,218 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:03:18,218 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 376 387) no Hoare annotation was computed. [2019-11-06 22:03:18,218 INFO L443 ceAbstractionStarter]: For program point L380-1(lines 376 387) no Hoare annotation was computed. [2019-11-06 22:03:18,218 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 376 387) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1)) .cse1))) [2019-11-06 22:03:18,218 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-11-06 22:03:18,218 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-11-06 22:03:18,219 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-11-06 22:03:18,219 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-11-06 22:03:18,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:03:18 BoogieIcfgContainer [2019-11-06 22:03:18,232 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 22:03:18,234 INFO L168 Benchmark]: Toolchain (without parser) took 25379.89 ms. Allocated memory was 138.4 MB in the beginning and 585.1 MB in the end (delta: 446.7 MB). Free memory was 100.7 MB in the beginning and 190.5 MB in the end (delta: -89.8 MB). Peak memory consumption was 466.7 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,235 INFO L168 Benchmark]: CDTParser took 0.39 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,236 INFO L168 Benchmark]: CACSL2BoogieTranslator took 637.53 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.5 MB in the beginning and 169.7 MB in the end (delta: -69.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,236 INFO L168 Benchmark]: Boogie Preprocessor took 81.84 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,239 INFO L168 Benchmark]: RCFGBuilder took 1167.14 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.7 MB in the beginning and 199.9 MB in the end (delta: -34.2 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,240 INFO L168 Benchmark]: TraceAbstraction took 23487.67 ms. Allocated memory was 235.9 MB in the beginning and 585.1 MB in the end (delta: 349.2 MB). Free memory was 198.5 MB in the beginning and 190.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 466.9 MB. Max. memory is 7.1 GB. [2019-11-06 22:03:18,244 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39 ms. Allocated memory is still 138.4 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 637.53 ms. Allocated memory was 138.4 MB in the beginning and 202.9 MB in the end (delta: 64.5 MB). Free memory was 100.5 MB in the beginning and 169.7 MB in the end (delta: -69.2 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 81.84 ms. Allocated memory is still 202.9 MB. Free memory was 169.7 MB in the beginning and 165.7 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1167.14 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 165.7 MB in the beginning and 199.9 MB in the end (delta: -34.2 MB). Peak memory consumption was 82.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 23487.67 ms. Allocated memory was 235.9 MB in the beginning and 585.1 MB in the end (delta: 349.2 MB). Free memory was 198.5 MB in the beginning and 190.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 466.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 63]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || ((pumpRunning == \old(pumpRunning) && 0 == splverifierCounter) && 1 <= waterLevel)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(1 <= systemActive) - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 221 locations, 1 error locations. Result: SAFE, OverallTime: 23.4s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 12.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.1s, HoareTripleCheckerStatistics: 502 SDtfs, 1075 SDslu, 372 SDs, 0 SdLazy, 2122 SolverSat, 674 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 224 SyntacticMatches, 0 SemanticMatches, 58 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 149 ImplicationChecksByTransitivity, 6.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=224occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 294 PreInvPairs, 314 NumberOfFragments, 940 HoareAnnotationTreeSize, 294 FomulaSimplifications, 39845 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 8560 FormulaSimplificationTreeSizeReductionInter, 5.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 133237 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...