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 --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-15 01:19:40,483 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-15 01:19:40,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-15 01:19:40,498 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-15 01:19:40,499 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-15 01:19:40,500 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-15 01:19:40,501 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-15 01:19:40,503 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-15 01:19:40,505 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-15 01:19:40,506 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-15 01:19:40,507 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-15 01:19:40,508 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-15 01:19:40,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-15 01:19:40,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-15 01:19:40,510 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-15 01:19:40,511 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-15 01:19:40,512 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-15 01:19:40,513 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-15 01:19:40,515 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-15 01:19:40,516 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-15 01:19:40,518 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-15 01:19:40,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-15 01:19:40,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-15 01:19:40,521 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-15 01:19:40,523 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-15 01:19:40,523 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-15 01:19:40,524 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-15 01:19:40,525 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-15 01:19:40,525 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-15 01:19:40,526 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-15 01:19:40,526 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-15 01:19:40,527 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-15 01:19:40,528 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-15 01:19:40,528 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-15 01:19:40,529 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-15 01:19:40,530 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-15 01:19:40,530 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-15 01:19:40,531 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-15 01:19:40,531 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-15 01:19:40,532 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-15 01:19:40,532 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-15 01:19:40,533 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 [2019-10-15 01:19:40,548 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-15 01:19:40,548 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-15 01:19:40,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-15 01:19:40,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-15 01:19:40,550 INFO L138 SettingsManager]: * Use SBE=true [2019-10-15 01:19:40,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-15 01:19:40,550 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-15 01:19:40,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-15 01:19:40,551 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-15 01:19:40,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-15 01:19:40,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-15 01:19:40,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-15 01:19:40,552 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-15 01:19:40,552 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-15 01:19:40,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-15 01:19:40,552 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-15 01:19:40,552 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-15 01:19:40,552 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-15 01:19:40,553 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-15 01:19:40,553 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-15 01:19:40,553 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-15 01:19:40,553 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-15 01:19:40,553 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-15 01:19:40,554 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-15 01:19:40,554 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-15 01:19:40,554 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-15 01:19:40,554 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-15 01:19:40,554 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-15 01:19:40,555 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: Abstract domain -> IntervalDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstract interpretation Mode -> USE_PREDICATES [2019-10-15 01:19:40,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-15 01:19:40,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-15 01:19:40,902 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-15 01:19:40,904 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-15 01:19:40,904 INFO L275 PluginConnector]: CDTParser initialized [2019-10-15 01:19:40,905 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 01:19:40,968 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddefe1cb9/5cfa8eb7bc664f928c8b2448890e2ae6/FLAGefd38cb10 [2019-10-15 01:19:41,530 INFO L306 CDTParser]: Found 1 translation units. [2019-10-15 01:19:41,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2019-10-15 01:19:41,550 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddefe1cb9/5cfa8eb7bc664f928c8b2448890e2ae6/FLAGefd38cb10 [2019-10-15 01:19:41,824 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ddefe1cb9/5cfa8eb7bc664f928c8b2448890e2ae6 [2019-10-15 01:19:41,835 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-15 01:19:41,837 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-15 01:19:41,838 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:41,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-15 01:19:41,842 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-15 01:19:41,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:41" (1/1) ... [2019-10-15 01:19:41,845 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@453c3fe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:41, skipping insertion in model container [2019-10-15 01:19:41,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 01:19:41" (1/1) ... [2019-10-15 01:19:41,853 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-15 01:19:41,902 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-15 01:19:42,384 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:42,406 INFO L188 MainTranslator]: Completed pre-run [2019-10-15 01:19:42,540 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-15 01:19:42,579 INFO L192 MainTranslator]: Completed translation [2019-10-15 01:19:42,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42 WrapperNode [2019-10-15 01:19:42,580 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-15 01:19:42,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-15 01:19:42,581 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-15 01:19:42,581 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-15 01:19:42,596 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,665 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,681 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (1/1) ... [2019-10-15 01:19:42,688 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-15 01:19:42,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-15 01:19:42,689 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-15 01:19:42,689 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-15 01:19:42,690 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (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 [2019-10-15 01:19:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-15 01:19:42,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-15 01:19:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-15 01:19:42,767 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-15 01:19:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-15 01:19:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-15 01:19:42,768 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-15 01:19:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-15 01:19:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-15 01:19:42,769 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-15 01:19:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-15 01:19:42,770 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-15 01:19:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-15 01:19:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-15 01:19:42,771 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-15 01:19:42,773 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-15 01:19:42,774 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-15 01:19:42,774 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:42,774 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-15 01:19:42,775 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-15 01:19:42,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-15 01:19:42,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-15 01:19:42,776 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-15 01:19:42,776 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-15 01:19:42,777 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-15 01:19:42,777 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-15 01:19:42,778 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-15 01:19:42,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-15 01:19:42,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-15 01:19:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-15 01:19:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-15 01:19:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-15 01:19:42,780 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-15 01:19:42,781 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-15 01:19:42,782 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-15 01:19:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-15 01:19:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-15 01:19:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-15 01:19:42,783 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-15 01:19:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-15 01:19:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-15 01:19:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-15 01:19:42,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-15 01:19:42,785 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-15 01:19:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-15 01:19:42,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-15 01:19:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-15 01:19:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-15 01:19:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-15 01:19:42,787 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-15 01:19:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-15 01:19:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-15 01:19:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-15 01:19:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-15 01:19:42,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-15 01:19:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-15 01:19:42,789 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-15 01:19:42,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-15 01:19:42,791 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-15 01:19:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-15 01:19:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-15 01:19:42,792 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-15 01:19:43,865 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-15 01:19:43,865 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-15 01:19:43,867 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:43 BoogieIcfgContainer [2019-10-15 01:19:43,867 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-15 01:19:43,868 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-15 01:19:43,868 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-15 01:19:43,872 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-15 01:19:43,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.10 01:19:41" (1/3) ... [2019-10-15 01:19:43,873 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b713c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:43, skipping insertion in model container [2019-10-15 01:19:43,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 01:19:42" (2/3) ... [2019-10-15 01:19:43,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b713c7a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.10 01:19:43, skipping insertion in model container [2019-10-15 01:19:43,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.10 01:19:43" (3/3) ... [2019-10-15 01:19:43,876 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2019-10-15 01:19:43,886 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-15 01:19:43,895 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-15 01:19:43,907 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-15 01:19:43,935 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-15 01:19:43,935 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-15 01:19:43,935 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-15 01:19:43,935 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-15 01:19:43,936 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-15 01:19:43,936 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-15 01:19:43,936 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-15 01:19:43,936 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-15 01:19:43,960 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2019-10-15 01:19:43,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-15 01:19:43,970 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:43,972 INFO L380 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] [2019-10-15 01:19:43,974 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:43,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:43,980 INFO L82 PathProgramCache]: Analyzing trace with hash 428209433, now seen corresponding path program 1 times [2019-10-15 01:19:43,990 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:43,991 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [631327115] [2019-10-15 01:19:43,991 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:43,991 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:43,992 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:44,372 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:44,373 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [631327115] [2019-10-15 01:19:44,374 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:44,374 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-15 01:19:44,374 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659706189] [2019-10-15 01:19:44,379 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-15 01:19:44,380 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:44,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-15 01:19:44,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:44,398 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 2 states. [2019-10-15 01:19:44,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:44,438 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2019-10-15 01:19:44,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-15 01:19:44,440 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-15 01:19:44,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:44,453 INFO L225 Difference]: With dead ends: 234 [2019-10-15 01:19:44,453 INFO L226 Difference]: Without dead ends: 119 [2019-10-15 01:19:44,458 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-15 01:19:44,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-10-15 01:19:44,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-10-15 01:19:44,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-10-15 01:19:44,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2019-10-15 01:19:44,512 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2019-10-15 01:19:44,512 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:44,513 INFO L462 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2019-10-15 01:19:44,513 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-15 01:19:44,513 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2019-10-15 01:19:44,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-15 01:19:44,517 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:44,517 INFO L380 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] [2019-10-15 01:19:44,517 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:44,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:44,518 INFO L82 PathProgramCache]: Analyzing trace with hash -1561969621, now seen corresponding path program 1 times [2019-10-15 01:19:44,518 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:44,518 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245239944] [2019-10-15 01:19:44,518 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:44,519 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:44,519 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:44,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:44,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:44,662 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245239944] [2019-10-15 01:19:44,662 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:44,663 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-15 01:19:44,663 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1574281366] [2019-10-15 01:19:44,666 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-15 01:19:44,667 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:44,667 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-15 01:19:44,667 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:44,667 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2019-10-15 01:19:44,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:44,703 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2019-10-15 01:19:44,704 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-15 01:19:44,704 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-15 01:19:44,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:44,707 INFO L225 Difference]: With dead ends: 173 [2019-10-15 01:19:44,707 INFO L226 Difference]: Without dead ends: 110 [2019-10-15 01:19:44,708 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-15 01:19:44,709 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-15 01:19:44,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-15 01:19:44,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-15 01:19:44,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2019-10-15 01:19:44,752 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2019-10-15 01:19:44,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:44,753 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2019-10-15 01:19:44,753 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-15 01:19:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2019-10-15 01:19:44,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-15 01:19:44,761 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:44,761 INFO L380 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] [2019-10-15 01:19:44,761 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:44,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:44,762 INFO L82 PathProgramCache]: Analyzing trace with hash 166162683, now seen corresponding path program 1 times [2019-10-15 01:19:44,762 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:44,762 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101949388] [2019-10-15 01:19:44,762 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:44,763 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:44,763 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:44,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:44,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:44,912 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101949388] [2019-10-15 01:19:44,913 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:44,913 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:44,913 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1910158340] [2019-10-15 01:19:44,914 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:44,914 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:44,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:44,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:44,915 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 7 states. [2019-10-15 01:19:45,335 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:45,336 INFO L93 Difference]: Finished difference Result 325 states and 395 transitions. [2019-10-15 01:19:45,336 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-15 01:19:45,336 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-15 01:19:45,337 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:45,340 INFO L225 Difference]: With dead ends: 325 [2019-10-15 01:19:45,341 INFO L226 Difference]: Without dead ends: 243 [2019-10-15 01:19:45,342 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-15 01:19:45,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-10-15 01:19:45,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 231. [2019-10-15 01:19:45,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 231 states. [2019-10-15 01:19:45,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 280 transitions. [2019-10-15 01:19:45,405 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 280 transitions. Word has length 57 [2019-10-15 01:19:45,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:45,406 INFO L462 AbstractCegarLoop]: Abstraction has 231 states and 280 transitions. [2019-10-15 01:19:45,406 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:45,406 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 280 transitions. [2019-10-15 01:19:45,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-10-15 01:19:45,409 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:45,409 INFO L380 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] [2019-10-15 01:19:45,409 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:45,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:45,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1270413566, now seen corresponding path program 1 times [2019-10-15 01:19:45,410 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:45,410 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404745340] [2019-10-15 01:19:45,410 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:45,411 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:45,411 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:45,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:45,512 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404745340] [2019-10-15 01:19:45,512 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:45,512 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-15 01:19:45,513 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370357955] [2019-10-15 01:19:45,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-15 01:19:45,513 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:45,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-15 01:19:45,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-15 01:19:45,514 INFO L87 Difference]: Start difference. First operand 231 states and 280 transitions. Second operand 6 states. [2019-10-15 01:19:45,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:45,708 INFO L93 Difference]: Finished difference Result 619 states and 774 transitions. [2019-10-15 01:19:45,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:45,709 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-10-15 01:19:45,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:45,714 INFO L225 Difference]: With dead ends: 619 [2019-10-15 01:19:45,714 INFO L226 Difference]: Without dead ends: 416 [2019-10-15 01:19:45,717 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-15 01:19:45,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 416 states. [2019-10-15 01:19:45,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 416 to 410. [2019-10-15 01:19:45,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 410 states. [2019-10-15 01:19:45,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 410 states and 500 transitions. [2019-10-15 01:19:45,769 INFO L78 Accepts]: Start accepts. Automaton has 410 states and 500 transitions. Word has length 62 [2019-10-15 01:19:45,769 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:45,770 INFO L462 AbstractCegarLoop]: Abstraction has 410 states and 500 transitions. [2019-10-15 01:19:45,770 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-15 01:19:45,775 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 500 transitions. [2019-10-15 01:19:45,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-10-15 01:19:45,780 INFO L372 BasicCegarLoop]: Found error trace [2019-10-15 01:19:45,780 INFO L380 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] [2019-10-15 01:19:45,781 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-15 01:19:45,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-15 01:19:45,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1668441378, now seen corresponding path program 1 times [2019-10-15 01:19:45,782 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-15 01:19:45,783 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450020] [2019-10-15 01:19:45,783 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:45,783 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-15 01:19:45,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-15 01:19:45,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-15 01:19:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-15 01:19:45,890 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450020] [2019-10-15 01:19:45,890 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-15 01:19:45,890 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-15 01:19:45,891 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2129036663] [2019-10-15 01:19:45,891 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-15 01:19:45,891 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-15 01:19:45,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-15 01:19:45,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-15 01:19:45,892 INFO L87 Difference]: Start difference. First operand 410 states and 500 transitions. Second operand 7 states. [2019-10-15 01:19:46,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-15 01:19:46,251 INFO L93 Difference]: Finished difference Result 684 states and 861 transitions. [2019-10-15 01:19:46,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-15 01:19:46,252 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-10-15 01:19:46,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-15 01:19:46,253 INFO L225 Difference]: With dead ends: 684 [2019-10-15 01:19:46,253 INFO L226 Difference]: Without dead ends: 0 [2019-10-15 01:19:46,255 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-15 01:19:46,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-15 01:19:46,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-15 01:19:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-15 01:19:46,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-15 01:19:46,257 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-10-15 01:19:46,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-15 01:19:46,257 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-15 01:19:46,257 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-15 01:19:46,257 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-15 01:19:46,258 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-15 01:19:46,263 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-15 01:19:47,399 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 677) no Hoare annotation was computed. [2019-10-15 01:19:47,399 INFO L443 ceAbstractionStarter]: For program point L673-1(lines 673 677) no Hoare annotation was computed. [2019-10-15 01:19:47,399 INFO L443 ceAbstractionStarter]: For program point L668(line 668) no Hoare annotation was computed. [2019-10-15 01:19:47,399 INFO L443 ceAbstractionStarter]: For program point L667-2(lines 667 688) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 642 697) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point L689(lines 666 690) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 642 697) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 642 697) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point L730(lines 730 734) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point L730-1(lines 730 734) no Hoare annotation was computed. [2019-10-15 01:19:47,400 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 698 757) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point L725(line 725) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point L724-2(lines 724 749) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 698 757) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point L750(lines 723 751) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 698 757) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point L743(line 743) no Hoare annotation was computed. [2019-10-15 01:19:47,401 INFO L443 ceAbstractionStarter]: For program point L743-1(line 743) no Hoare annotation was computed. [2019-10-15 01:19:47,402 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-15 01:19:47,402 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-15 01:19:47,402 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:47,402 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-15 01:19:47,402 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-15 01:19:47,403 INFO L439 ceAbstractionStarter]: At program point L578-1(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:47,403 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 583) no Hoare annotation was computed. [2019-10-15 01:19:47,403 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 576 583) no Hoare annotation was computed. [2019-10-15 01:19:47,403 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-10-15 01:19:47,403 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 566 588) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,403 INFO L439 ceAbstractionStarter]: At program point L573(line 573) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,404 INFO L439 ceAbstractionStarter]: At program point L572(line 572) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,404 INFO L439 ceAbstractionStarter]: At program point L572-1(line 572) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,404 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 566 588) no Hoare annotation was computed. [2019-10-15 01:19:47,404 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 566 588) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L439 ceAbstractionStarter]: At program point L578(line 578) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 ~systemActive~0) (= ~pumpRunning~0 0))) [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 524 547) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point L542(line 542) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 524 547) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point L540(line 540) no Hoare annotation was computed. [2019-10-15 01:19:47,405 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 524 547) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L539(line 539) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L538(line 538) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L537(line 537) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L536(line 536) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L535(line 535) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L534(line 534) no Hoare annotation was computed. [2019-10-15 01:19:47,406 INFO L443 ceAbstractionStarter]: For program point L533(line 533) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point L532(line 532) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point L531(line 531) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point L530(line 530) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point L529(line 529) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 360 374) no Hoare annotation was computed. [2019-10-15 01:19:47,407 INFO L439 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:47,407 INFO L443 ceAbstractionStarter]: For program point L364(lines 364 370) no Hoare annotation was computed. [2019-10-15 01:19:47,408 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 360 374) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 1 ~systemActive~0) (not (= |old(~systemActive~0)| 1))) (or .cse0 (= ~pumpRunning~0 0)) (or .cse0 (= |old(~systemActive~0)| 0) (not (= 0 ~systemActive~0))))) [2019-10-15 01:19:47,408 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 360 374) no Hoare annotation was computed. [2019-10-15 01:19:47,408 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 296 304) no Hoare annotation was computed. [2019-10-15 01:19:47,408 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 296 304) the Hoare annotation is: true [2019-10-15 01:19:47,408 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 296 304) no Hoare annotation was computed. [2019-10-15 01:19:47,408 INFO L443 ceAbstractionStarter]: For program point L350(lines 350 354) no Hoare annotation was computed. [2019-10-15 01:19:47,409 INFO L446 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: true [2019-10-15 01:19:47,409 INFO L443 ceAbstractionStarter]: For program point L350-2(lines 350 354) no Hoare annotation was computed. [2019-10-15 01:19:47,409 INFO L443 ceAbstractionStarter]: For program point L348-1(line 348) no Hoare annotation was computed. [2019-10-15 01:19:47,409 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 341 359) the Hoare annotation is: true [2019-10-15 01:19:47,409 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 341 359) no Hoare annotation was computed. [2019-10-15 01:19:47,409 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 341 359) no Hoare annotation was computed. [2019-10-15 01:19:47,409 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 320) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point L312-2(lines 312 320) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 305 340) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point L335-1(line 335) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 305 340) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point L324(lines 324 332) no Hoare annotation was computed. [2019-10-15 01:19:47,410 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 305 340) no Hoare annotation was computed. [2019-10-15 01:19:47,411 INFO L443 ceAbstractionStarter]: For program point L324-2(lines 324 332) no Hoare annotation was computed. [2019-10-15 01:19:47,411 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-15 01:19:47,411 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-15 01:19:47,411 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 596 641) no Hoare annotation was computed. [2019-10-15 01:19:47,411 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 596 641) no Hoare annotation was computed. [2019-10-15 01:19:47,411 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 596 641) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point L929(lines 929 936) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point L923(lines 923 943) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point L923-1(lines 923 943) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 909 954) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 909 954) no Hoare annotation was computed. [2019-10-15 01:19:47,412 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 909 954) no Hoare annotation was computed. [2019-10-15 01:19:47,413 INFO L439 ceAbstractionStarter]: At program point L560(line 560) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,413 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 555 565) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,413 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 555 565) no Hoare annotation was computed. [2019-10-15 01:19:47,413 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 555 565) no Hoare annotation was computed. [2019-10-15 01:19:47,413 INFO L443 ceAbstractionStarter]: For program point L290-1(line 290) no Hoare annotation was computed. [2019-10-15 01:19:47,413 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 285 295) no Hoare annotation was computed. [2019-10-15 01:19:47,413 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 285 295) no Hoare annotation was computed. [2019-10-15 01:19:47,414 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 285 295) no Hoare annotation was computed. [2019-10-15 01:19:47,414 INFO L443 ceAbstractionStarter]: For program point L290(line 290) no Hoare annotation was computed. [2019-10-15 01:19:47,414 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 277 284) the Hoare annotation is: true [2019-10-15 01:19:47,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 277 284) no Hoare annotation was computed. [2019-10-15 01:19:47,414 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 277 284) no Hoare annotation was computed. [2019-10-15 01:19:47,414 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 226 250) no Hoare annotation was computed. [2019-10-15 01:19:47,415 INFO L439 ceAbstractionStarter]: At program point L245(line 245) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:47,415 INFO L443 ceAbstractionStarter]: For program point L245-1(lines 226 250) no Hoare annotation was computed. [2019-10-15 01:19:47,415 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 226 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:47,415 INFO L439 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:47,415 INFO L439 ceAbstractionStarter]: At program point L236(line 236) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:47,415 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 242) no Hoare annotation was computed. [2019-10-15 01:19:47,415 INFO L439 ceAbstractionStarter]: At program point L232(line 232) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-15 01:19:47,416 INFO L443 ceAbstractionStarter]: For program point L232-1(line 232) no Hoare annotation was computed. [2019-10-15 01:19:47,416 INFO L443 ceAbstractionStarter]: For program point L230(lines 230 247) no Hoare annotation was computed. [2019-10-15 01:19:47,416 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 218 224) no Hoare annotation was computed. [2019-10-15 01:19:47,416 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 218 224) the Hoare annotation is: true [2019-10-15 01:19:47,416 INFO L439 ceAbstractionStarter]: At program point L417(line 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,416 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 385 452) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point L415(lines 415 421) no Hoare annotation was computed. [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point L415-1(lines 415 421) no Hoare annotation was computed. [2019-10-15 01:19:47,417 INFO L439 ceAbstractionStarter]: At program point L442(lines 395 444) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,417 INFO L439 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 385 452) no Hoare annotation was computed. [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 405 411) no Hoare annotation was computed. [2019-10-15 01:19:47,417 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 401) no Hoare annotation was computed. [2019-10-15 01:19:47,418 INFO L439 ceAbstractionStarter]: At program point L445(lines 394 446) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,418 INFO L439 ceAbstractionStarter]: At program point L435(line 435) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,418 INFO L443 ceAbstractionStarter]: For program point L433(lines 433 439) no Hoare annotation was computed. [2019-10-15 01:19:47,418 INFO L439 ceAbstractionStarter]: At program point L433-1(lines 425 440) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,418 INFO L443 ceAbstractionStarter]: For program point L396(lines 395 444) no Hoare annotation was computed. [2019-10-15 01:19:47,418 INFO L439 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point L425(lines 425 440) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 385 452) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 863 908) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 863 908) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point L883(lines 883 890) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 863 908) no Hoare annotation was computed. [2019-10-15 01:19:47,419 INFO L443 ceAbstractionStarter]: For program point L877(lines 877 897) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point L877-1(lines 877 897) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 251 258) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 251 258) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 251 258) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2019-10-15 01:19:47,420 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2019-10-15 01:19:47,420 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2019-10-15 01:19:47,421 INFO L439 ceAbstractionStarter]: At program point L478(line 478) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-15 01:19:47,421 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 482) no Hoare annotation was computed. [2019-10-15 01:19:47,421 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 485) no Hoare annotation was computed. [2019-10-15 01:19:47,421 INFO L439 ceAbstractionStarter]: At program point L473(line 473) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-15 01:19:47,421 INFO L443 ceAbstractionStarter]: For program point L473-1(line 473) no Hoare annotation was computed. [2019-10-15 01:19:47,421 INFO L443 ceAbstractionStarter]: For program point L471(lines 471 488) no Hoare annotation was computed. [2019-10-15 01:19:47,421 INFO L443 ceAbstractionStarter]: For program point L471-1(lines 463 491) no Hoare annotation was computed. [2019-10-15 01:19:47,422 INFO L446 ceAbstractionStarter]: At program point L469(line 469) the Hoare annotation is: true [2019-10-15 01:19:47,422 INFO L443 ceAbstractionStarter]: For program point L469-1(line 469) no Hoare annotation was computed. [2019-10-15 01:19:47,422 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 463 491) the Hoare annotation is: true [2019-10-15 01:19:47,422 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 463 491) no Hoare annotation was computed. [2019-10-15 01:19:47,422 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:47,422 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:47,422 INFO L443 ceAbstractionStarter]: For program point L149(lines 149 157) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 455 462) the Hoare annotation is: true [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 455 462) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 455 462) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:47,423 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 760 862) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L830(lines 808 831) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 805) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 856) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L810(lines 809 829) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L841(line 841) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L841-1(line 841) no Hoare annotation was computed. [2019-10-15 01:19:47,424 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 847) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 760 862) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L825(line 825) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L825-1(line 825) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 760 862) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L848(lines 848 859) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 815) no Hoare annotation was computed. [2019-10-15 01:19:47,425 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 829) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point L271-1(lines 260 276) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 260 276) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point L267(lines 267 273) no Hoare annotation was computed. [2019-10-15 01:19:47,426 INFO L443 ceAbstractionStarter]: For program point L265(line 265) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 260 276) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-15 01:19:47,427 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-15 01:19:47,427 INFO L443 ceAbstractionStarter]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2019-10-15 01:19:47,428 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2019-10-15 01:19:47,429 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 194 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:47,429 INFO L439 ceAbstractionStarter]: At program point L207(line 207) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-10-15 01:19:47,429 INFO L439 ceAbstractionStarter]: At program point L205(lines 205 211) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-10-15 01:19:47,429 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 194 217) no Hoare annotation was computed. [2019-10-15 01:19:47,429 INFO L439 ceAbstractionStarter]: At program point L200(line 200) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-15 01:19:47,429 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 194 217) no Hoare annotation was computed. [2019-10-15 01:19:47,429 INFO L443 ceAbstractionStarter]: For program point L198(lines 197 216) no Hoare annotation was computed. [2019-10-15 01:19:47,430 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 494 523) no Hoare annotation was computed. [2019-10-15 01:19:47,430 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 494 523) the Hoare annotation is: true [2019-10-15 01:19:47,430 INFO L443 ceAbstractionStarter]: For program point L508(lines 508 512) no Hoare annotation was computed. [2019-10-15 01:19:47,430 INFO L446 ceAbstractionStarter]: At program point L508-1(lines 508 512) the Hoare annotation is: true [2019-10-15 01:19:47,430 INFO L443 ceAbstractionStarter]: For program point L505(line 505) no Hoare annotation was computed. [2019-10-15 01:19:47,430 INFO L446 ceAbstractionStarter]: At program point L504-2(lines 504 518) the Hoare annotation is: true [2019-10-15 01:19:47,430 INFO L446 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: true [2019-10-15 01:19:47,431 INFO L443 ceAbstractionStarter]: For program point L500-1(line 500) no Hoare annotation was computed. [2019-10-15 01:19:47,431 INFO L446 ceAbstractionStarter]: At program point L519(lines 494 523) the Hoare annotation is: true [2019-10-15 01:19:47,431 INFO L443 ceAbstractionStarter]: For program point L515(line 515) no Hoare annotation was computed. [2019-10-15 01:19:47,431 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2019-10-15 01:19:47,431 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2019-10-15 01:19:47,431 INFO L443 ceAbstractionStarter]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2019-10-15 01:19:47,431 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 548 554) no Hoare annotation was computed. [2019-10-15 01:19:47,432 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 548 554) the Hoare annotation is: true [2019-10-15 01:19:47,432 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,432 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-10-15 01:19:47,432 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-15 01:19:47,432 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-15 01:19:47,432 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 375 382) no Hoare annotation was computed. [2019-10-15 01:19:47,433 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 375 382) the Hoare annotation is: true [2019-10-15 01:19:47,433 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 375 382) no Hoare annotation was computed. [2019-10-15 01:19:47,433 INFO L443 ceAbstractionStarter]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2019-10-15 01:19:47,433 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2019-10-15 01:19:47,433 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2019-10-15 01:19:47,433 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:19:47,433 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-15 01:19:47,434 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-15 01:19:47,434 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-15 01:19:47,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.10 01:19:47 BoogieIcfgContainer [2019-10-15 01:19:47,448 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-15 01:19:47,451 INFO L168 Benchmark]: Toolchain (without parser) took 5612.72 ms. Allocated memory was 137.4 MB in the beginning and 288.9 MB in the end (delta: 151.5 MB). Free memory was 100.1 MB in the beginning and 216.5 MB in the end (delta: -116.4 MB). Peak memory consumption was 124.7 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,452 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,454 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.17 ms. Allocated memory was 137.4 MB in the beginning and 202.9 MB in the end (delta: 65.5 MB). Free memory was 99.9 MB in the beginning and 169.9 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,456 INFO L168 Benchmark]: Boogie Preprocessor took 107.61 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,460 INFO L168 Benchmark]: RCFGBuilder took 1178.57 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 165.2 MB in the beginning and 196.9 MB in the end (delta: -31.7 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,462 INFO L168 Benchmark]: TraceAbstraction took 3579.91 ms. Allocated memory was 234.4 MB in the beginning and 288.9 MB in the end (delta: 54.5 MB). Free memory was 196.9 MB in the beginning and 216.5 MB in the end (delta: -19.7 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. [2019-10-15 01:19:47,470 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 137.4 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 742.17 ms. Allocated memory was 137.4 MB in the beginning and 202.9 MB in the end (delta: 65.5 MB). Free memory was 99.9 MB in the beginning and 169.9 MB in the end (delta: -70.0 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 107.61 ms. Allocated memory is still 202.9 MB. Free memory was 169.9 MB in the beginning and 165.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1178.57 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 165.2 MB in the beginning and 196.9 MB in the end (delta: -31.7 MB). Peak memory consumption was 83.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3579.91 ms. Allocated memory was 234.4 MB in the beginning and 288.9 MB in the end (delta: 54.5 MB). Free memory was 196.9 MB in the beginning and 216.5 MB in the end (delta: -19.7 MB). Peak memory consumption was 124.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 504]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 394]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 236 locations, 1 error locations. Result: SAFE, OverallTime: 3.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, HoareTripleCheckerStatistics: 657 SDtfs, 377 SDslu, 1259 SDs, 0 SdLazy, 430 SolverSat, 74 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=410occurred 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 446 PreInvPairs, 493 NumberOfFragments, 524 HoareAnnotationTreeSize, 446 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 1866 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 30083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...