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_spec4_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:21:56,612 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:21:56,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:21:56,634 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:21:56,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:21:56,636 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:21:56,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:21:56,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:21:56,653 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:21:56,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:21:56,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:21:56,656 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:21:56,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:21:56,658 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:21:56,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:21:56,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:21:56,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:21:56,661 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:21:56,663 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:21:56,666 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:21:56,667 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:21:56,668 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:21:56,671 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:21:56,672 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:21:56,679 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:21:56,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:21:56,680 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:21:56,681 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:21:56,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:21:56,683 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:21:56,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:21:56,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:21:56,686 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:21:56,686 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:21:56,687 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:21:56,688 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:21:56,689 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:21:56,690 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:21:56,690 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:21:56,691 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:21:56,691 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:21:56,695 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 [2019-10-13 21:21:56,715 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:21:56,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:21:56,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:21:56,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:21:56,716 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:21:56,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:21:56,717 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:21:56,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:21:56,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:21:56,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:21:56,718 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:21:56,718 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:21:56,718 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:21:56,718 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:21:56,719 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:21:56,719 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:21:56,719 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:21:56,719 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:21:56,719 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:21:56,720 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:21:56,720 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:21:56,720 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:56,720 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:21:56,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:21:56,721 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:21:56,721 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:21:56,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:21:56,721 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:21:56,722 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 [2019-10-13 21:21:57,007 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:21:57,025 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:21:57,029 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:21:57,030 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:21:57,030 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:21:57,033 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-10-13 21:21:57,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8770df11/e0ca68931e104f068f297f73ebf16cb2/FLAGd9dfb1ddf [2019-10-13 21:21:57,674 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:21:57,675 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product27.cil.c [2019-10-13 21:21:57,690 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8770df11/e0ca68931e104f068f297f73ebf16cb2/FLAGd9dfb1ddf [2019-10-13 21:21:57,931 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a8770df11/e0ca68931e104f068f297f73ebf16cb2 [2019-10-13 21:21:57,943 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:21:57,945 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:21:57,946 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:57,946 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:21:57,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:21:57,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:57" (1/1) ... [2019-10-13 21:21:57,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62a266f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:57, skipping insertion in model container [2019-10-13 21:21:57,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:21:57" (1/1) ... [2019-10-13 21:21:57,962 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:21:58,026 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:21:58,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:58,576 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:21:58,690 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:21:58,725 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:21:58,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58 WrapperNode [2019-10-13 21:21:58,726 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:21:58,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:21:58,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:21:58,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:21:58,739 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,759 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,798 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,803 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... [2019-10-13 21:21:58,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:21:58,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:21:58,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:21:58,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:21:58,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:21:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:21:58,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:21:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 21:21:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 21:21:58,878 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 21:21:58,879 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 21:21:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 21:21:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 21:21:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 21:21:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-13 21:21:58,880 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 21:21:58,881 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 21:21:58,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:58,883 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 21:21:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 21:21:58,884 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 21:21:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:21:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:21:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 21:21:58,884 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 21:21:58,885 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 21:21:58,886 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 21:21:58,887 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 21:21:58,888 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 21:21:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 21:21:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-13 21:21:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-13 21:21:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-13 21:21:58,889 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 21:21:58,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:21:58,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:21:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:21:58,893 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:21:58,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 21:21:58,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 21:21:58,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 21:21:58,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:21:58,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 21:21:58,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:21:59,945 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:21:59,946 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 21:21:59,947 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:59 BoogieIcfgContainer [2019-10-13 21:21:59,948 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:21:59,949 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:21:59,949 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:21:59,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:21:59,953 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:21:57" (1/3) ... [2019-10-13 21:21:59,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e144216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:59, skipping insertion in model container [2019-10-13 21:21:59,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:21:58" (2/3) ... [2019-10-13 21:21:59,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e144216 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:21:59, skipping insertion in model container [2019-10-13 21:21:59,956 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:21:59" (3/3) ... [2019-10-13 21:21:59,958 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product27.cil.c [2019-10-13 21:21:59,969 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:21:59,979 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:21:59,991 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:22:00,030 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:22:00,030 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:22:00,031 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:22:00,031 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:22:00,031 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:22:00,031 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:22:00,031 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:22:00,032 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:22:00,056 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2019-10-13 21:22:00,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 21:22:00,065 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:00,066 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] [2019-10-13 21:22:00,068 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:00,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:00,075 INFO L82 PathProgramCache]: Analyzing trace with hash 251220135, now seen corresponding path program 1 times [2019-10-13 21:22:00,087 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:00,088 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109654517] [2019-10-13 21:22:00,088 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,088 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,089 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:00,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:00,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:00,499 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109654517] [2019-10-13 21:22:00,500 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:00,501 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:22:00,501 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221643163] [2019-10-13 21:22:00,507 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:22:00,509 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:00,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:22:00,530 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:22:00,533 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 2 states. [2019-10-13 21:22:00,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:00,580 INFO L93 Difference]: Finished difference Result 220 states and 275 transitions. [2019-10-13 21:22:00,580 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:22:00,581 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-10-13 21:22:00,581 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:00,593 INFO L225 Difference]: With dead ends: 220 [2019-10-13 21:22:00,594 INFO L226 Difference]: Without dead ends: 110 [2019-10-13 21:22:00,599 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 [2019-10-13 21:22:00,618 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2019-10-13 21:22:00,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2019-10-13 21:22:00,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2019-10-13 21:22:00,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 129 transitions. [2019-10-13 21:22:00,654 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 129 transitions. Word has length 46 [2019-10-13 21:22:00,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:00,655 INFO L462 AbstractCegarLoop]: Abstraction has 110 states and 129 transitions. [2019-10-13 21:22:00,655 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:22:00,655 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 129 transitions. [2019-10-13 21:22:00,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 21:22:00,659 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:00,659 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] [2019-10-13 21:22:00,659 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:00,660 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:00,660 INFO L82 PathProgramCache]: Analyzing trace with hash -128124380, now seen corresponding path program 1 times [2019-10-13 21:22:00,660 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:00,660 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688513074] [2019-10-13 21:22:00,661 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,661 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,661 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:00,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:00,795 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688513074] [2019-10-13 21:22:00,795 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:00,795 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 21:22:00,796 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [57368576] [2019-10-13 21:22:00,798 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 21:22:00,799 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:00,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 21:22:00,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 21:22:00,800 INFO L87 Difference]: Start difference. First operand 110 states and 129 transitions. Second operand 3 states. [2019-10-13 21:22:00,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:00,834 INFO L93 Difference]: Finished difference Result 163 states and 189 transitions. [2019-10-13 21:22:00,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 21:22:00,837 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-10-13 21:22:00,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:00,839 INFO L225 Difference]: With dead ends: 163 [2019-10-13 21:22:00,840 INFO L226 Difference]: Without dead ends: 101 [2019-10-13 21:22:00,841 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 [2019-10-13 21:22:00,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2019-10-13 21:22:00,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 101. [2019-10-13 21:22:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 101 states. [2019-10-13 21:22:00,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 101 states and 117 transitions. [2019-10-13 21:22:00,855 INFO L78 Accepts]: Start accepts. Automaton has 101 states and 117 transitions. Word has length 47 [2019-10-13 21:22:00,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:00,856 INFO L462 AbstractCegarLoop]: Abstraction has 101 states and 117 transitions. [2019-10-13 21:22:00,856 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 21:22:00,856 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2019-10-13 21:22:00,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 21:22:00,858 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:00,858 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] [2019-10-13 21:22:00,859 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:00,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:00,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1051903128, now seen corresponding path program 1 times [2019-10-13 21:22:00,859 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:00,860 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012215186] [2019-10-13 21:22:00,860 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,860 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:00,860 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:00,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:01,064 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012215186] [2019-10-13 21:22:01,064 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,065 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:01,065 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [285799610] [2019-10-13 21:22:01,066 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:01,066 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:01,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:01,067 INFO L87 Difference]: Start difference. First operand 101 states and 117 transitions. Second operand 7 states. [2019-10-13 21:22:01,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:01,550 INFO L93 Difference]: Finished difference Result 305 states and 369 transitions. [2019-10-13 21:22:01,552 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-13 21:22:01,553 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2019-10-13 21:22:01,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:01,562 INFO L225 Difference]: With dead ends: 305 [2019-10-13 21:22:01,563 INFO L226 Difference]: Without dead ends: 228 [2019-10-13 21:22:01,566 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 [2019-10-13 21:22:01,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2019-10-13 21:22:01,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 220. [2019-10-13 21:22:01,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2019-10-13 21:22:01,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 266 transitions. [2019-10-13 21:22:01,606 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 266 transitions. Word has length 51 [2019-10-13 21:22:01,610 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:01,610 INFO L462 AbstractCegarLoop]: Abstraction has 220 states and 266 transitions. [2019-10-13 21:22:01,610 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:01,610 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 266 transitions. [2019-10-13 21:22:01,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-13 21:22:01,613 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:01,613 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] [2019-10-13 21:22:01,613 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:01,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:01,614 INFO L82 PathProgramCache]: Analyzing trace with hash -462875738, now seen corresponding path program 1 times [2019-10-13 21:22:01,617 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:01,617 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483482024] [2019-10-13 21:22:01,618 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,618 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:01,618 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:01,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:01,821 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483482024] [2019-10-13 21:22:01,821 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:01,821 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-13 21:22:01,821 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525302112] [2019-10-13 21:22:01,822 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-13 21:22:01,822 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:01,823 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-13 21:22:01,823 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-13 21:22:01,823 INFO L87 Difference]: Start difference. First operand 220 states and 266 transitions. Second operand 6 states. [2019-10-13 21:22:02,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:02,055 INFO L93 Difference]: Finished difference Result 597 states and 753 transitions. [2019-10-13 21:22:02,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:22:02,057 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 57 [2019-10-13 21:22:02,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:02,069 INFO L225 Difference]: With dead ends: 597 [2019-10-13 21:22:02,069 INFO L226 Difference]: Without dead ends: 401 [2019-10-13 21:22:02,072 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-13 21:22:02,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 401 states. [2019-10-13 21:22:02,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 401 to 389. [2019-10-13 21:22:02,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 389 states. [2019-10-13 21:22:02,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 389 states and 480 transitions. [2019-10-13 21:22:02,150 INFO L78 Accepts]: Start accepts. Automaton has 389 states and 480 transitions. Word has length 57 [2019-10-13 21:22:02,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:02,150 INFO L462 AbstractCegarLoop]: Abstraction has 389 states and 480 transitions. [2019-10-13 21:22:02,151 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-13 21:22:02,151 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 480 transitions. [2019-10-13 21:22:02,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2019-10-13 21:22:02,154 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:22:02,155 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] [2019-10-13 21:22:02,155 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:22:02,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:22:02,155 INFO L82 PathProgramCache]: Analyzing trace with hash 773907884, now seen corresponding path program 1 times [2019-10-13 21:22:02,156 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-13 21:22:02,156 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1421917087] [2019-10-13 21:22:02,156 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,156 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:22:02,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:22:02,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:22:02,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:22:02,256 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1421917087] [2019-10-13 21:22:02,257 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:22:02,257 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:22:02,257 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [937780843] [2019-10-13 21:22:02,257 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:22:02,258 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-13 21:22:02,258 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:22:02,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:22:02,258 INFO L87 Difference]: Start difference. First operand 389 states and 480 transitions. Second operand 7 states. [2019-10-13 21:22:02,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:22:02,599 INFO L93 Difference]: Finished difference Result 649 states and 825 transitions. [2019-10-13 21:22:02,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:22:02,601 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 61 [2019-10-13 21:22:02,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:22:02,601 INFO L225 Difference]: With dead ends: 649 [2019-10-13 21:22:02,602 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 21:22:02,604 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 [2019-10-13 21:22:02,605 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 21:22:02,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 21:22:02,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 21:22:02,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 21:22:02,606 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2019-10-13 21:22:02,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:22:02,606 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 21:22:02,606 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:22:02,606 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 21:22:02,607 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 21:22:02,612 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 21:22:03,812 INFO L443 ceAbstractionStarter]: For program point L641-2(lines 641 662) no Hoare annotation was computed. [2019-10-13 21:22:03,812 INFO L443 ceAbstractionStarter]: For program point L663(lines 640 664) no Hoare annotation was computed. [2019-10-13 21:22:03,812 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 616 671) no Hoare annotation was computed. [2019-10-13 21:22:03,813 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 651) no Hoare annotation was computed. [2019-10-13 21:22:03,813 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 616 671) no Hoare annotation was computed. [2019-10-13 21:22:03,813 INFO L443 ceAbstractionStarter]: For program point L647-1(lines 647 651) no Hoare annotation was computed. [2019-10-13 21:22:03,813 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 616 671) no Hoare annotation was computed. [2019-10-13 21:22:03,813 INFO L443 ceAbstractionStarter]: For program point L642(line 642) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point L704(lines 704 708) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point L704-1(lines 704 708) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point L699(line 699) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point L698-2(lines 698 723) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 672 731) no Hoare annotation was computed. [2019-10-13 21:22:03,814 INFO L443 ceAbstractionStarter]: For program point L724(lines 697 725) no Hoare annotation was computed. [2019-10-13 21:22:03,815 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 672 731) no Hoare annotation was computed. [2019-10-13 21:22:03,815 INFO L443 ceAbstractionStarter]: For program point L717(line 717) no Hoare annotation was computed. [2019-10-13 21:22:03,815 INFO L443 ceAbstractionStarter]: For program point L717-1(line 717) no Hoare annotation was computed. [2019-10-13 21:22:03,815 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 672 731) no Hoare annotation was computed. [2019-10-13 21:22:03,816 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 547 553) the Hoare annotation is: true [2019-10-13 21:22:03,816 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 547 553) no Hoare annotation was computed. [2019-10-13 21:22:03,816 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 554 562) no Hoare annotation was computed. [2019-10-13 21:22:03,816 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 554 562) the Hoare annotation is: true [2019-10-13 21:22:03,816 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 554 562) no Hoare annotation was computed. [2019-10-13 21:22:03,817 INFO L446 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: true [2019-10-13 21:22:03,817 INFO L443 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2019-10-13 21:22:03,817 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 155 179) the Hoare annotation is: true [2019-10-13 21:22:03,817 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 155 179) no Hoare annotation was computed. [2019-10-13 21:22:03,817 INFO L439 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-10-13 21:22:03,818 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 173) no Hoare annotation was computed. [2019-10-13 21:22:03,818 INFO L439 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~waterLevel~0 0)) [2019-10-13 21:22:03,818 INFO L443 ceAbstractionStarter]: For program point L165-1(line 165) no Hoare annotation was computed. [2019-10-13 21:22:03,818 INFO L443 ceAbstractionStarter]: For program point L163(lines 163 176) no Hoare annotation was computed. [2019-10-13 21:22:03,818 INFO L443 ceAbstractionStarter]: For program point L163-1(lines 155 179) no Hoare annotation was computed. [2019-10-13 21:22:03,818 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:22:03,819 INFO L443 ceAbstractionStarter]: For program point L128(line 128) no Hoare annotation was computed. [2019-10-13 21:22:03,820 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,821 INFO L439 ceAbstractionStarter]: At program point L126(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,822 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 120 142) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,822 INFO L439 ceAbstractionStarter]: At program point L126-1(line 126) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,822 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:22:03,822 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 120 142) no Hoare annotation was computed. [2019-10-13 21:22:03,823 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,823 INFO L439 ceAbstractionStarter]: At program point L132-1(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= main_~tmp~0 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,823 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-13 21:22:03,823 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:03,824 INFO L443 ceAbstractionStarter]: For program point L93(line 93) no Hoare annotation was computed. [2019-10-13 21:22:03,824 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:03,824 INFO L443 ceAbstractionStarter]: For program point L92(line 92) no Hoare annotation was computed. [2019-10-13 21:22:03,824 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 75 98) no Hoare annotation was computed. [2019-10-13 21:22:03,824 INFO L443 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L90(line 90) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L89(line 89) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L87(line 87) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L86(line 86) no Hoare annotation was computed. [2019-10-13 21:22:03,825 INFO L443 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point L84(line 84) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point L83(line 83) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point L81(line 81) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point L80(line 80) no Hoare annotation was computed. [2019-10-13 21:22:03,826 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 513 527) no Hoare annotation was computed. [2019-10-13 21:22:03,827 INFO L439 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:22:03,827 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 513 527) 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))))) [2019-10-13 21:22:03,827 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 523) no Hoare annotation was computed. [2019-10-13 21:22:03,827 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 513 527) no Hoare annotation was computed. [2019-10-13 21:22:03,827 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 449 457) no Hoare annotation was computed. [2019-10-13 21:22:03,828 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 449 457) the Hoare annotation is: true [2019-10-13 21:22:03,828 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 449 457) no Hoare annotation was computed. [2019-10-13 21:22:03,828 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 494 512) the Hoare annotation is: true [2019-10-13 21:22:03,828 INFO L443 ceAbstractionStarter]: For program point L503(lines 503 507) no Hoare annotation was computed. [2019-10-13 21:22:03,828 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 494 512) no Hoare annotation was computed. [2019-10-13 21:22:03,828 INFO L446 ceAbstractionStarter]: At program point L501(line 501) the Hoare annotation is: true [2019-10-13 21:22:03,829 INFO L443 ceAbstractionStarter]: For program point L503-2(lines 503 507) no Hoare annotation was computed. [2019-10-13 21:22:03,829 INFO L443 ceAbstractionStarter]: For program point L501-1(line 501) no Hoare annotation was computed. [2019-10-13 21:22:03,829 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 494 512) no Hoare annotation was computed. [2019-10-13 21:22:03,829 INFO L443 ceAbstractionStarter]: For program point L477(lines 477 485) no Hoare annotation was computed. [2019-10-13 21:22:03,830 INFO L443 ceAbstractionStarter]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2019-10-13 21:22:03,835 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 473) no Hoare annotation was computed. [2019-10-13 21:22:03,835 INFO L443 ceAbstractionStarter]: For program point L465-2(lines 465 473) no Hoare annotation was computed. [2019-10-13 21:22:03,835 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 458 493) no Hoare annotation was computed. [2019-10-13 21:22:03,835 INFO L443 ceAbstractionStarter]: For program point L488(line 488) no Hoare annotation was computed. [2019-10-13 21:22:03,835 INFO L443 ceAbstractionStarter]: For program point L488-1(line 488) no Hoare annotation was computed. [2019-10-13 21:22:03,836 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 458 493) no Hoare annotation was computed. [2019-10-13 21:22:03,836 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 458 493) no Hoare annotation was computed. [2019-10-13 21:22:03,836 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 540 546) no Hoare annotation was computed. [2019-10-13 21:22:03,840 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 540 546) the Hoare annotation is: true [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 570 615) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 570 615) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 570 615) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point L897(lines 897 917) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point L897-1(lines 897 917) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 883 928) no Hoare annotation was computed. [2019-10-13 21:22:03,841 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 883 928) no Hoare annotation was computed. [2019-10-13 21:22:03,842 INFO L443 ceAbstractionStarter]: For program point L903(lines 903 910) no Hoare annotation was computed. [2019-10-13 21:22:03,842 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 883 928) no Hoare annotation was computed. [2019-10-13 21:22:03,842 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 107 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,842 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:22:03,844 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 107 116) no Hoare annotation was computed. [2019-10-13 21:22:03,844 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 438 448) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point L443(line 443) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 438 448) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point L443-1(line 443) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 438 448) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 430 437) the Hoare annotation is: true [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 430 437) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 430 437) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L439 ceAbstractionStarter]: At program point L385(line 385) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point L385-1(line 385) no Hoare annotation was computed. [2019-10-13 21:22:03,845 INFO L443 ceAbstractionStarter]: For program point L383(lines 383 400) no Hoare annotation was computed. [2019-10-13 21:22:03,846 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 379 403) no Hoare annotation was computed. [2019-10-13 21:22:03,846 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 379 403) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:22:03,846 INFO L439 ceAbstractionStarter]: At program point L398(line 398) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-10-13 21:22:03,846 INFO L443 ceAbstractionStarter]: For program point L398-1(lines 379 403) no Hoare annotation was computed. [2019-10-13 21:22:03,846 INFO L439 ceAbstractionStarter]: At program point L393(line 393) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:22:03,846 INFO L439 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-10-13 21:22:03,846 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 395) no Hoare annotation was computed. [2019-10-13 21:22:03,847 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 371 377) no Hoare annotation was computed. [2019-10-13 21:22:03,847 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 371 377) the Hoare annotation is: true [2019-10-13 21:22:03,847 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 275 340) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,847 INFO L443 ceAbstractionStarter]: For program point L287(lines 287 291) no Hoare annotation was computed. [2019-10-13 21:22:03,847 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 275 340) no Hoare annotation was computed. [2019-10-13 21:22:03,847 INFO L439 ceAbstractionStarter]: At program point L333(lines 284 334) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,847 INFO L439 ceAbstractionStarter]: At program point L323(line 323) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,847 INFO L443 ceAbstractionStarter]: For program point L321(lines 321 327) no Hoare annotation was computed. [2019-10-13 21:22:03,848 INFO L439 ceAbstractionStarter]: At program point L321-1(lines 315 328) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,848 INFO L443 ceAbstractionStarter]: For program point L286(lines 285 332) no Hoare annotation was computed. [2019-10-13 21:22:03,848 INFO L443 ceAbstractionStarter]: For program point L315(lines 315 328) no Hoare annotation was computed. [2019-10-13 21:22:03,848 INFO L439 ceAbstractionStarter]: At program point L307(line 307) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,848 INFO L443 ceAbstractionStarter]: For program point L305(lines 305 311) no Hoare annotation was computed. [2019-10-13 21:22:03,849 INFO L443 ceAbstractionStarter]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2019-10-13 21:22:03,849 INFO L439 ceAbstractionStarter]: At program point L330(lines 285 332) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,849 INFO L439 ceAbstractionStarter]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (= |old(~waterLevel~0)| 0) (not (= |old(~systemActive~0)| 1))) [2019-10-13 21:22:03,849 INFO L443 ceAbstractionStarter]: For program point L295(lines 295 301) no Hoare annotation was computed. [2019-10-13 21:22:03,849 INFO L443 ceAbstractionStarter]: For program point L295-1(lines 295 301) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 275 340) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 837 882) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point L857(lines 857 864) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 837 882) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point L851(lines 851 871) no Hoare annotation was computed. [2019-10-13 21:22:03,850 INFO L443 ceAbstractionStarter]: For program point L851-1(lines 851 871) no Hoare annotation was computed. [2019-10-13 21:22:03,851 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 837 882) no Hoare annotation was computed. [2019-10-13 21:22:03,851 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 404 411) no Hoare annotation was computed. [2019-10-13 21:22:03,851 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 404 411) no Hoare annotation was computed. [2019-10-13 21:22:03,851 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 404 411) no Hoare annotation was computed. [2019-10-13 21:22:03,851 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 264 272) no Hoare annotation was computed. [2019-10-13 21:22:03,852 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 264 272) the Hoare annotation is: true [2019-10-13 21:22:03,852 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 264 272) no Hoare annotation was computed. [2019-10-13 21:22:03,852 INFO L443 ceAbstractionStarter]: For program point L240(lines 240 248) no Hoare annotation was computed. [2019-10-13 21:22:03,852 INFO L443 ceAbstractionStarter]: For program point L240-2(lines 240 248) no Hoare annotation was computed. [2019-10-13 21:22:03,852 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 232 254) no Hoare annotation was computed. [2019-10-13 21:22:03,852 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 232 254) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 232 254) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 530 539) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 530 539) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 530 539) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 734 836) no Hoare annotation was computed. [2019-10-13 21:22:03,853 INFO L443 ceAbstractionStarter]: For program point L799-1(line 799) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 762) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 833) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L785(lines 785 789) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L783-2(lines 783 803) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 734 836) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L804(lines 782 805) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 779) no Hoare annotation was computed. [2019-10-13 21:22:03,854 INFO L443 ceAbstractionStarter]: For program point L823(lines 823 830) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 734 836) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point L784(lines 783 803) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point L815(line 815) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point L815-1(line 815) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 821) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,855 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-10-13 21:22:03,855 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point L418-1(line 418) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 413 429) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 413 429) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point L424-1(lines 413 429) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-13 21:22:03,856 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 255 263) the Hoare annotation is: true [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 255 263) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 255 263) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L446 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 211 222) the Hoare annotation is: true [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point L215-1(lines 211 222) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 211 222) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,857 INFO L439 ceAbstractionStarter]: At program point L353(line 353) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-10-13 21:22:03,858 INFO L443 ceAbstractionStarter]: For program point L351(lines 350 369) no Hoare annotation was computed. [2019-10-13 21:22:03,858 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 347 370) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-13 21:22:03,858 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 347 370) no Hoare annotation was computed. [2019-10-13 21:22:03,858 INFO L439 ceAbstractionStarter]: At program point L360(line 360) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)))) [2019-10-13 21:22:03,858 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 347 370) no Hoare annotation was computed. [2019-10-13 21:22:03,859 INFO L439 ceAbstractionStarter]: At program point L358(lines 358 364) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (= 0 ~waterLevel~0)) (= |old(~waterLevel~0)| 0)) (or .cse0 (= ~pumpRunning~0 0)))) [2019-10-13 21:22:03,859 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 42 71) no Hoare annotation was computed. [2019-10-13 21:22:03,859 INFO L443 ceAbstractionStarter]: For program point L63(line 63) no Hoare annotation was computed. [2019-10-13 21:22:03,859 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:03,859 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-13 21:22:03,859 INFO L446 ceAbstractionStarter]: At program point L56-1(lines 56 60) the Hoare annotation is: true [2019-10-13 21:22:03,860 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-13 21:22:03,860 INFO L446 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: true [2019-10-13 21:22:03,860 INFO L446 ceAbstractionStarter]: At program point L48(line 48) the Hoare annotation is: true [2019-10-13 21:22:03,860 INFO L443 ceAbstractionStarter]: For program point L48-1(line 48) no Hoare annotation was computed. [2019-10-13 21:22:03,860 INFO L446 ceAbstractionStarter]: At program point L67(lines 42 71) the Hoare annotation is: true [2019-10-13 21:22:03,860 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 223 231) no Hoare annotation was computed. [2019-10-13 21:22:03,860 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 223 231) no Hoare annotation was computed. [2019-10-13 21:22:03,861 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 223 231) no Hoare annotation was computed. [2019-10-13 21:22:03,861 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 187 198) the Hoare annotation is: true [2019-10-13 21:22:03,861 INFO L443 ceAbstractionStarter]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2019-10-13 21:22:03,861 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 187 198) no Hoare annotation was computed. [2019-10-13 21:22:03,861 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 99 105) no Hoare annotation was computed. [2019-10-13 21:22:03,861 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 99 105) the Hoare annotation is: true [2019-10-13 21:22:03,862 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,862 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (not (= 0 ~waterLevel~0)) (= ~pumpRunning~0 0)) [2019-10-13 21:22:03,862 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 21:22:03,862 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 21:22:03,862 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 199 210) no Hoare annotation was computed. [2019-10-13 21:22:03,862 INFO L443 ceAbstractionStarter]: For program point L203-1(lines 199 210) no Hoare annotation was computed. [2019-10-13 21:22:03,862 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 199 210) the Hoare annotation is: true [2019-10-13 21:22:03,863 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 144 151) no Hoare annotation was computed. [2019-10-13 21:22:03,863 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 148) no Hoare annotation was computed. [2019-10-13 21:22:03,863 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 144 151) the Hoare annotation is: true [2019-10-13 21:22:03,863 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 144 151) no Hoare annotation was computed. [2019-10-13 21:22:03,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 09:22:03 BoogieIcfgContainer [2019-10-13 21:22:03,879 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 21:22:03,882 INFO L168 Benchmark]: Toolchain (without parser) took 5936.67 ms. Allocated memory was 138.9 MB in the beginning and 285.2 MB in the end (delta: 146.3 MB). Free memory was 101.5 MB in the beginning and 229.4 MB in the end (delta: -127.9 MB). Peak memory consumption was 123.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,883 INFO L168 Benchmark]: CDTParser took 1.69 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.30 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 171.2 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,885 INFO L168 Benchmark]: Boogie Preprocessor took 84.88 ms. Allocated memory is still 202.9 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,886 INFO L168 Benchmark]: RCFGBuilder took 1136.07 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.2 MB in the beginning and 201.4 MB in the end (delta: -34.3 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,887 INFO L168 Benchmark]: TraceAbstraction took 3930.17 ms. Allocated memory was 235.9 MB in the beginning and 285.2 MB in the end (delta: 49.3 MB). Free memory was 201.4 MB in the beginning and 229.4 MB in the end (delta: -28.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. [2019-10-13 21:22:03,891 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 780.30 ms. Allocated memory was 138.9 MB in the beginning and 202.9 MB in the end (delta: 64.0 MB). Free memory was 101.3 MB in the beginning and 171.2 MB in the end (delta: -69.9 MB). Peak memory consumption was 26.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.88 ms. Allocated memory is still 202.9 MB. Free memory was 171.2 MB in the beginning and 167.2 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1136.07 ms. Allocated memory was 202.9 MB in the beginning and 235.9 MB in the end (delta: 33.0 MB). Free memory was 167.2 MB in the beginning and 201.4 MB in the end (delta: -34.3 MB). Peak memory consumption was 83.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3930.17 ms. Allocated memory was 235.9 MB in the beginning and 285.2 MB in the end (delta: 49.3 MB). Free memory was 201.4 MB in the beginning and 229.4 MB in the end (delta: -28.0 MB). Peak memory consumption was 126.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 148]: 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: 285]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || \old(waterLevel) == 0) || !(\old(systemActive) == 1) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 42]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || \old(waterLevel) == 0) || !(\old(systemActive) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 227 locations, 1 error locations. Result: SAFE, OverallTime: 3.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 606 SDtfs, 350 SDslu, 1174 SDs, 0 SdLazy, 408 SolverSat, 64 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=389occurred 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, 20 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 430 PreInvPairs, 472 NumberOfFragments, 501 HoareAnnotationTreeSize, 430 FomulaSimplifications, 419 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 1705 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 262 NumberOfCodeBlocks, 262 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 257 ConstructedInterpolants, 0 QuantifiedInterpolants, 27263 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...