/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --abstractinterpretationv2.abstract.domain IntervalDomain --traceabstraction.trace.refinement.strategy TAIPAN --traceabstraction.abstract.interpretation.mode USE_PREDICATES -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 00:59:18,617 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 00:59:18,620 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 00:59:18,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 00:59:18,638 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 00:59:18,640 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 00:59:18,642 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 00:59:18,651 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 00:59:18,655 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 00:59:18,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 00:59:18,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 00:59:18,662 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 00:59:18,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 00:59:18,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 00:59:18,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 00:59:18,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 00:59:18,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 00:59:18,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 00:59:18,671 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 00:59:18,676 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 00:59:18,680 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 00:59:18,683 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 00:59:18,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 00:59:18,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 00:59:18,690 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 00:59:18,690 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 00:59:18,690 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 00:59:18,692 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 00:59:18,692 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 00:59:18,694 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 00:59:18,694 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 00:59:18,695 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 00:59:18,696 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 00:59:18,697 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 00:59:18,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 00:59:18,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 00:59:18,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 00:59:18,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 00:59:18,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 00:59:18,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 00:59:18,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 00:59:18,701 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-07 00:59:18,729 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 00:59:18,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 00:59:18,732 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 00:59:18,732 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 00:59:18,733 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 00:59:18,733 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 00:59:18,733 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 00:59:18,733 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 00:59:18,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 00:59:18,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 00:59:18,735 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 00:59:18,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 00:59:18,735 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 00:59:18,735 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 00:59:18,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 00:59:18,736 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 00:59:18,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 00:59:18,736 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 00:59:18,736 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 00:59:18,737 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 00:59:18,737 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 00:59:18,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:18,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 00:59:18,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 00:59:18,737 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 00:59:18,738 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 00:59:18,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 00:59:18,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 00:59:18,738 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 [2019-11-07 00:59:19,033 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 00:59:19,047 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 00:59:19,050 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 00:59:19,052 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 00:59:19,052 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 00:59:19,053 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2019-11-07 00:59:19,134 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d683489e/17d6fb0ba0534ec8891af2170fde6bc4/FLAG4d9e0e976 [2019-11-07 00:59:19,683 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 00:59:19,684 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product24.cil.c [2019-11-07 00:59:19,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d683489e/17d6fb0ba0534ec8891af2170fde6bc4/FLAG4d9e0e976 [2019-11-07 00:59:19,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9d683489e/17d6fb0ba0534ec8891af2170fde6bc4 [2019-11-07 00:59:19,966 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 00:59:19,968 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 00:59:19,969 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:19,969 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 00:59:19,974 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 00:59:19,975 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:19" (1/1) ... [2019-11-07 00:59:19,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72e5aa86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:19, skipping insertion in model container [2019-11-07 00:59:19,979 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 12:59:19" (1/1) ... [2019-11-07 00:59:19,988 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 00:59:20,053 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 00:59:20,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:20,528 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 00:59:20,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 00:59:20,664 INFO L192 MainTranslator]: Completed translation [2019-11-07 00:59:20,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20 WrapperNode [2019-11-07 00:59:20,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 00:59:20,666 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 00:59:20,666 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 00:59:20,666 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 00:59:20,676 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,677 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,694 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,725 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,735 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,740 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... [2019-11-07 00:59:20,747 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 00:59:20,748 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 00:59:20,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 00:59:20,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 00:59:20,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 00:59:20,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 00:59:20,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 00:59:20,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-07 00:59:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-11-07 00:59:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-11-07 00:59:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 00:59:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 00:59:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 00:59:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 00:59:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 00:59:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 00:59:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 00:59:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 00:59:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-07 00:59:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-07 00:59:20,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 00:59:20,818 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-07 00:59:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-07 00:59:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-07 00:59:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-07 00:59:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-07 00:59:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-07 00:59:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-07 00:59:20,820 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-07 00:59:20,821 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-07 00:59:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-11-07 00:59:20,822 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-07 00:59:20,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 00:59:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-07 00:59:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-07 00:59:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-07 00:59:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 00:59:20,824 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 00:59:20,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 00:59:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 00:59:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 00:59:20,826 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 00:59:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 00:59:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 00:59:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 00:59:20,827 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 00:59:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 00:59:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 00:59:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 00:59:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 00:59:20,828 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 00:59:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 00:59:20,829 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-07 00:59:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 00:59:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-11-07 00:59:20,830 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 00:59:20,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 00:59:21,896 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 00:59:21,896 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-07 00:59:21,897 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:21 BoogieIcfgContainer [2019-11-07 00:59:21,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 00:59:21,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 00:59:21,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 00:59:21,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 00:59:21,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 12:59:19" (1/3) ... [2019-11-07 00:59:21,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@416bc906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:21, skipping insertion in model container [2019-11-07 00:59:21,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 12:59:20" (2/3) ... [2019-11-07 00:59:21,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@416bc906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 12:59:21, skipping insertion in model container [2019-11-07 00:59:21,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 12:59:21" (3/3) ... [2019-11-07 00:59:21,906 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product24.cil.c [2019-11-07 00:59:21,916 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 00:59:21,925 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 00:59:21,936 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 00:59:21,966 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 00:59:21,967 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 00:59:21,967 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 00:59:21,967 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 00:59:21,967 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 00:59:21,968 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 00:59:21,968 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 00:59:21,968 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 00:59:21,999 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states. [2019-11-07 00:59:22,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-07 00:59:22,014 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:22,016 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:22,018 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:22,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:22,027 INFO L82 PathProgramCache]: Analyzing trace with hash -719135997, now seen corresponding path program 1 times [2019-11-07 00:59:22,037 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:22,038 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2034851249] [2019-11-07 00:59:22,038 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:22,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:22,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:22,393 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2034851249] [2019-11-07 00:59:22,395 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:22,395 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 00:59:22,396 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406229232] [2019-11-07 00:59:22,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 00:59:22,410 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:22,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 00:59:22,426 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 00:59:22,428 INFO L87 Difference]: Start difference. First operand 177 states. Second operand 2 states. [2019-11-07 00:59:22,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:22,477 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2019-11-07 00:59:22,477 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 00:59:22,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-11-07 00:59:22,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:22,491 INFO L225 Difference]: With dead ends: 264 [2019-11-07 00:59:22,492 INFO L226 Difference]: Without dead ends: 134 [2019-11-07 00:59:22,497 INFO L630 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 [2019-11-07 00:59:22,514 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2019-11-07 00:59:22,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2019-11-07 00:59:22,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2019-11-07 00:59:22,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2019-11-07 00:59:22,551 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2019-11-07 00:59:22,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:22,552 INFO L462 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2019-11-07 00:59:22,552 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 00:59:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2019-11-07 00:59:22,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-11-07 00:59:22,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:22,557 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:22,557 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:22,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:22,558 INFO L82 PathProgramCache]: Analyzing trace with hash 892952181, now seen corresponding path program 1 times [2019-11-07 00:59:22,558 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:22,558 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503577240] [2019-11-07 00:59:22,558 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:22,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:22,677 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503577240] [2019-11-07 00:59:22,678 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:22,678 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 00:59:22,678 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107635938] [2019-11-07 00:59:22,682 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 00:59:22,682 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:22,683 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 00:59:22,683 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 00:59:22,683 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2019-11-07 00:59:22,708 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:22,708 INFO L93 Difference]: Finished difference Result 203 states and 241 transitions. [2019-11-07 00:59:22,709 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 00:59:22,709 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-11-07 00:59:22,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:22,711 INFO L225 Difference]: With dead ends: 203 [2019-11-07 00:59:22,712 INFO L226 Difference]: Without dead ends: 125 [2019-11-07 00:59:22,713 INFO L630 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 [2019-11-07 00:59:22,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2019-11-07 00:59:22,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2019-11-07 00:59:22,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2019-11-07 00:59:22,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2019-11-07 00:59:22,731 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2019-11-07 00:59:22,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:22,731 INFO L462 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2019-11-07 00:59:22,731 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 00:59:22,736 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2019-11-07 00:59:22,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-11-07 00:59:22,739 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:22,740 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:22,742 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:22,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:22,742 INFO L82 PathProgramCache]: Analyzing trace with hash -1536291852, now seen corresponding path program 1 times [2019-11-07 00:59:22,742 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:22,743 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203480212] [2019-11-07 00:59:22,743 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:22,964 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:22,964 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203480212] [2019-11-07 00:59:22,964 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:22,968 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:22,968 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [159254807] [2019-11-07 00:59:22,969 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:22,969 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:22,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:22,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:22,970 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 7 states. [2019-11-07 00:59:23,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:23,602 INFO L93 Difference]: Finished difference Result 370 states and 455 transitions. [2019-11-07 00:59:23,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-07 00:59:23,604 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-11-07 00:59:23,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:23,612 INFO L225 Difference]: With dead ends: 370 [2019-11-07 00:59:23,612 INFO L226 Difference]: Without dead ends: 273 [2019-11-07 00:59:23,613 INFO L630 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 [2019-11-07 00:59:23,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2019-11-07 00:59:23,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 261. [2019-11-07 00:59:23,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 261 states. [2019-11-07 00:59:23,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 320 transitions. [2019-11-07 00:59:23,684 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 320 transitions. Word has length 57 [2019-11-07 00:59:23,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:23,684 INFO L462 AbstractCegarLoop]: Abstraction has 261 states and 320 transitions. [2019-11-07 00:59:23,685 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:23,685 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 320 transitions. [2019-11-07 00:59:23,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-11-07 00:59:23,692 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:23,692 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:23,692 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:23,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:23,693 INFO L82 PathProgramCache]: Analyzing trace with hash -1973415317, now seen corresponding path program 1 times [2019-11-07 00:59:23,693 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:23,693 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [333617322] [2019-11-07 00:59:23,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:23,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:23,844 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [333617322] [2019-11-07 00:59:23,844 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:23,844 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-07 00:59:23,845 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379762639] [2019-11-07 00:59:23,845 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-07 00:59:23,845 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:23,846 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-07 00:59:23,846 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-11-07 00:59:23,846 INFO L87 Difference]: Start difference. First operand 261 states and 320 transitions. Second operand 6 states. [2019-11-07 00:59:24,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:24,075 INFO L93 Difference]: Finished difference Result 709 states and 894 transitions. [2019-11-07 00:59:24,075 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:24,075 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-11-07 00:59:24,076 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:24,080 INFO L225 Difference]: With dead ends: 709 [2019-11-07 00:59:24,081 INFO L226 Difference]: Without dead ends: 476 [2019-11-07 00:59:24,083 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-11-07 00:59:24,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 476 states. [2019-11-07 00:59:24,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 476 to 470. [2019-11-07 00:59:24,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2019-11-07 00:59:24,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 580 transitions. [2019-11-07 00:59:24,146 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 580 transitions. Word has length 62 [2019-11-07 00:59:24,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:24,147 INFO L462 AbstractCegarLoop]: Abstraction has 470 states and 580 transitions. [2019-11-07 00:59:24,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-07 00:59:24,147 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 580 transitions. [2019-11-07 00:59:24,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-07 00:59:24,153 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 00:59:24,153 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 00:59:24,154 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 00:59:24,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 00:59:24,154 INFO L82 PathProgramCache]: Analyzing trace with hash -1216851897, now seen corresponding path program 1 times [2019-11-07 00:59:24,155 INFO L161 FreeRefinementEngine]: Executing refinement strategy TAIPAN [2019-11-07 00:59:24,155 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546722566] [2019-11-07 00:59:24,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 00:59:24,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 00:59:24,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-07 00:59:24,289 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546722566] [2019-11-07 00:59:24,290 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 00:59:24,290 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-11-07 00:59:24,290 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62164433] [2019-11-07 00:59:24,293 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-07 00:59:24,293 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-11-07 00:59:24,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-07 00:59:24,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-11-07 00:59:24,295 INFO L87 Difference]: Start difference. First operand 470 states and 580 transitions. Second operand 7 states. [2019-11-07 00:59:24,678 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 00:59:24,678 INFO L93 Difference]: Finished difference Result 764 states and 969 transitions. [2019-11-07 00:59:24,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-07 00:59:24,678 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-11-07 00:59:24,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 00:59:24,679 INFO L225 Difference]: With dead ends: 764 [2019-11-07 00:59:24,679 INFO L226 Difference]: Without dead ends: 0 [2019-11-07 00:59:24,682 INFO L630 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 [2019-11-07 00:59:24,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-07 00:59:24,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-07 00:59:24,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-07 00:59:24,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-07 00:59:24,683 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 66 [2019-11-07 00:59:24,683 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 00:59:24,684 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-07 00:59:24,684 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-07 00:59:24,684 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-07 00:59:24,684 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-07 00:59:24,689 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-07 00:59:25,918 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L408-1(lines 408 412) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L403(line 403) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 377 432) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L402-2(lines 402 423) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L424(lines 401 425) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 377 432) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 377 432) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-11-07 00:59:25,919 INFO L443 ceAbstractionStarter]: For program point L478-1(line 478) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 433 492) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 469) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point L465-1(lines 465 469) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 433 492) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point L460(line 460) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 433 492) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point L459-2(lines 459 484) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L443 ceAbstractionStarter]: For program point L485(lines 458 486) no Hoare annotation was computed. [2019-11-07 00:59:25,920 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 712 718) the Hoare annotation is: true [2019-11-07 00:59:25,921 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 712 718) no Hoare annotation was computed. [2019-11-07 00:59:25,921 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 719 727) no Hoare annotation was computed. [2019-11-07 00:59:25,921 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 719 727) the Hoare annotation is: true [2019-11-07 00:59:25,921 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 719 727) no Hoare annotation was computed. [2019-11-07 00:59:25,921 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 803 825) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,921 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 803 825) no Hoare annotation was computed. [2019-11-07 00:59:25,921 INFO L439 ceAbstractionStarter]: At program point L815(line 815) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0))) [2019-11-07 00:59:25,922 INFO L439 ceAbstractionStarter]: At program point L815-1(line 815) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0) (= main_~tmp~7 ~systemActive~0))) [2019-11-07 00:59:25,922 INFO L443 ceAbstractionStarter]: For program point L813(lines 813 820) no Hoare annotation was computed. [2019-11-07 00:59:25,922 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 803 825) no Hoare annotation was computed. [2019-11-07 00:59:25,922 INFO L443 ceAbstractionStarter]: For program point L813-1(lines 813 820) no Hoare annotation was computed. [2019-11-07 00:59:25,922 INFO L443 ceAbstractionStarter]: For program point L811(line 811) no Hoare annotation was computed. [2019-11-07 00:59:25,922 INFO L439 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,923 INFO L439 ceAbstractionStarter]: At program point L809(line 809) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,923 INFO L439 ceAbstractionStarter]: At program point L809-1(line 809) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point L769(line 769) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 760 783) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point L767(line 767) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point L766(line 766) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point L765(line 765) no Hoare annotation was computed. [2019-11-07 00:59:25,923 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 760 783) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 760 783) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L777(line 777) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L776(line 776) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L773(line 773) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L772(line 772) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L771(line 771) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point L770(line 770) no Hoare annotation was computed. [2019-11-07 00:59:25,924 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 229 243) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L439 ceAbstractionStarter]: At program point L235(line 235) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:59:25,925 INFO L443 ceAbstractionStarter]: For program point L233(lines 233 239) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 229 243) 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))))) [2019-11-07 00:59:25,925 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 229 243) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 165 173) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 165 173) the Hoare annotation is: true [2019-11-07 00:59:25,925 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 165 173) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L443 ceAbstractionStarter]: For program point L219(lines 219 223) no Hoare annotation was computed. [2019-11-07 00:59:25,925 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 210 228) the Hoare annotation is: true [2019-11-07 00:59:25,926 INFO L446 ceAbstractionStarter]: At program point L217(line 217) the Hoare annotation is: true [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L219-2(lines 219 223) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L217-1(line 217) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 210 228) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 210 228) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L193(lines 193 201) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L193-2(lines 193 201) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L181(lines 181 189) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2019-11-07 00:59:25,926 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 174 209) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point L204-1(line 204) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 174 209) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 174 209) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 705 711) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 705 711) the Hoare annotation is: true [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 331 376) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 331 376) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 331 376) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 644 689) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point L664(lines 664 671) no Hoare annotation was computed. [2019-11-07 00:59:25,927 INFO L443 ceAbstractionStarter]: For program point L658(lines 658 678) no Hoare annotation was computed. [2019-11-07 00:59:25,928 INFO L443 ceAbstractionStarter]: For program point L658-1(lines 658 678) no Hoare annotation was computed. [2019-11-07 00:59:25,928 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 644 689) no Hoare annotation was computed. [2019-11-07 00:59:25,928 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 644 689) no Hoare annotation was computed. [2019-11-07 00:59:25,928 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 792 802) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,928 INFO L439 ceAbstractionStarter]: At program point L797(line 797) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,928 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 792 802) no Hoare annotation was computed. [2019-11-07 00:59:25,928 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 792 802) no Hoare annotation was computed. [2019-11-07 00:59:25,929 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 154 164) the Hoare annotation is: true [2019-11-07 00:59:25,929 INFO L446 ceAbstractionStarter]: At program point L159(line 159) the Hoare annotation is: true [2019-11-07 00:59:25,929 INFO L443 ceAbstractionStarter]: For program point L159-1(line 159) no Hoare annotation was computed. [2019-11-07 00:59:25,929 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 154 164) no Hoare annotation was computed. [2019-11-07 00:59:25,929 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 154 164) no Hoare annotation was computed. [2019-11-07 00:59:25,929 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 146 153) the Hoare annotation is: true [2019-11-07 00:59:25,930 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 146 153) no Hoare annotation was computed. [2019-11-07 00:59:25,930 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 146 153) no Hoare annotation was computed. [2019-11-07 00:59:25,930 INFO L439 ceAbstractionStarter]: At program point L127(line 127) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,930 INFO L439 ceAbstractionStarter]: At program point L123(line 123) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,930 INFO L443 ceAbstractionStarter]: For program point L121(lines 121 129) no Hoare annotation was computed. [2019-11-07 00:59:25,930 INFO L439 ceAbstractionStarter]: At program point L119(line 119) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,930 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 113 137) no Hoare annotation was computed. [2019-11-07 00:59:25,930 INFO L443 ceAbstractionStarter]: For program point L119-1(line 119) no Hoare annotation was computed. [2019-11-07 00:59:25,931 INFO L443 ceAbstractionStarter]: For program point L117(lines 117 134) no Hoare annotation was computed. [2019-11-07 00:59:25,931 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 113 137) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,931 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,931 INFO L443 ceAbstractionStarter]: For program point L132-1(lines 113 137) no Hoare annotation was computed. [2019-11-07 00:59:25,931 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 79 85) no Hoare annotation was computed. [2019-11-07 00:59:25,931 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 79 85) the Hoare annotation is: true [2019-11-07 00:59:25,932 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 256 323) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,932 INFO L439 ceAbstractionStarter]: At program point L316(lines 265 317) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,932 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 256 323) no Hoare annotation was computed. [2019-11-07 00:59:25,932 INFO L439 ceAbstractionStarter]: At program point L306(line 306) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,932 INFO L443 ceAbstractionStarter]: For program point L304(lines 304 310) no Hoare annotation was computed. [2019-11-07 00:59:25,932 INFO L439 ceAbstractionStarter]: At program point L304-1(lines 296 311) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,932 INFO L443 ceAbstractionStarter]: For program point L267(lines 266 315) no Hoare annotation was computed. [2019-11-07 00:59:25,933 INFO L439 ceAbstractionStarter]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,933 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 311) no Hoare annotation was computed. [2019-11-07 00:59:25,933 INFO L439 ceAbstractionStarter]: At program point L288(line 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,933 INFO L443 ceAbstractionStarter]: For program point L286(lines 286 292) no Hoare annotation was computed. [2019-11-07 00:59:25,933 INFO L443 ceAbstractionStarter]: For program point L286-1(lines 286 292) no Hoare annotation was computed. [2019-11-07 00:59:25,933 INFO L439 ceAbstractionStarter]: At program point L313(lines 266 315) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,933 INFO L439 ceAbstractionStarter]: At program point L278(line 278) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 282) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point L276-1(lines 276 282) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point L268(lines 268 272) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 256 323) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 598 643) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 598 643) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 598 643) no Hoare annotation was computed. [2019-11-07 00:59:25,934 INFO L443 ceAbstractionStarter]: For program point L618(lines 618 625) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point L612(lines 612 632) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point L612-1(lines 612 632) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 956 964) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 956 964) the Hoare annotation is: true [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 956 964) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L439 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point L850(lines 850 856) no Hoare annotation was computed. [2019-11-07 00:59:25,935 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 859) no Hoare annotation was computed. [2019-11-07 00:59:25,936 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 837 865) the Hoare annotation is: true [2019-11-07 00:59:25,936 INFO L439 ceAbstractionStarter]: At program point L847(line 847) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~methaneLevelCritical~0 0))) [2019-11-07 00:59:25,936 INFO L443 ceAbstractionStarter]: For program point L847-1(line 847) no Hoare annotation was computed. [2019-11-07 00:59:25,936 INFO L443 ceAbstractionStarter]: For program point L845(lines 845 862) no Hoare annotation was computed. [2019-11-07 00:59:25,936 INFO L443 ceAbstractionStarter]: For program point L845-1(lines 837 865) no Hoare annotation was computed. [2019-11-07 00:59:25,936 INFO L446 ceAbstractionStarter]: At program point L843(line 843) the Hoare annotation is: true [2019-11-07 00:59:25,936 INFO L443 ceAbstractionStarter]: For program point L843-1(line 843) no Hoare annotation was computed. [2019-11-07 00:59:25,936 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 837 865) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 924 946) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 924 946) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 924 946) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point L932(lines 932 940) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point L932-2(lines 932 940) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 829 836) the Hoare annotation is: true [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 829 836) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 829 836) no Hoare annotation was computed. [2019-11-07 00:59:25,937 INFO L443 ceAbstractionStarter]: For program point L545(lines 544 564) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L576-1(line 576) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 495 597) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L541(lines 541 582) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L560(line 560) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L560-1(line 560) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L519(lines 519 523) no Hoare annotation was computed. [2019-11-07 00:59:25,938 INFO L443 ceAbstractionStarter]: For program point L583(lines 583 594) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 495 597) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point L546(lines 546 550) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point L544-2(lines 544 564) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point L565(lines 543 566) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 495 597) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point L524(lines 524 540) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point L584(lines 584 591) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 695 704) no Hoare annotation was computed. [2019-11-07 00:59:25,939 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 695 704) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 695 704) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 138 145) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 138 145) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 138 145) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 947 955) no Hoare annotation was computed. [2019-11-07 00:59:25,940 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 947 955) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 947 955) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 903 914) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point L907-1(lines 903 914) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 903 914) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,941 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 915 923) the Hoare annotation is: true [2019-11-07 00:59:25,942 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 915 923) no Hoare annotation was computed. [2019-11-07 00:59:25,942 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 915 923) no Hoare annotation was computed. [2019-11-07 00:59:25,942 INFO L439 ceAbstractionStarter]: At program point L61(line 61) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2019-11-07 00:59:25,942 INFO L443 ceAbstractionStarter]: For program point L59(lines 58 77) no Hoare annotation was computed. [2019-11-07 00:59:25,942 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 55 78) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,942 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 55 78) no Hoare annotation was computed. [2019-11-07 00:59:25,942 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 55 78) no Hoare annotation was computed. [2019-11-07 00:59:25,942 INFO L439 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2019-11-07 00:59:25,943 INFO L439 ceAbstractionStarter]: At program point L66(lines 66 72) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,943 INFO L446 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: true [2019-11-07 00:59:25,943 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 730 759) no Hoare annotation was computed. [2019-11-07 00:59:25,943 INFO L443 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2019-11-07 00:59:25,943 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 730 759) the Hoare annotation is: true [2019-11-07 00:59:25,943 INFO L446 ceAbstractionStarter]: At program point L755(lines 730 759) the Hoare annotation is: true [2019-11-07 00:59:25,943 INFO L443 ceAbstractionStarter]: For program point L751(line 751) no Hoare annotation was computed. [2019-11-07 00:59:25,943 INFO L443 ceAbstractionStarter]: For program point L744(lines 744 748) no Hoare annotation was computed. [2019-11-07 00:59:25,944 INFO L446 ceAbstractionStarter]: At program point L744-1(lines 744 748) the Hoare annotation is: true [2019-11-07 00:59:25,944 INFO L443 ceAbstractionStarter]: For program point L741(line 741) no Hoare annotation was computed. [2019-11-07 00:59:25,944 INFO L446 ceAbstractionStarter]: At program point L740-2(lines 740 754) the Hoare annotation is: true [2019-11-07 00:59:25,944 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 879 890) the Hoare annotation is: true [2019-11-07 00:59:25,944 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 879 890) no Hoare annotation was computed. [2019-11-07 00:59:25,944 INFO L443 ceAbstractionStarter]: For program point L883-1(lines 879 890) no Hoare annotation was computed. [2019-11-07 00:59:25,944 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 784 790) no Hoare annotation was computed. [2019-11-07 00:59:25,944 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 784 790) the Hoare annotation is: true [2019-11-07 00:59:25,945 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,945 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,945 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-07 00:59:25,945 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-07 00:59:25,945 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 244 251) no Hoare annotation was computed. [2019-11-07 00:59:25,945 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 244 251) the Hoare annotation is: true [2019-11-07 00:59:25,945 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 244 251) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 891 902) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L443 ceAbstractionStarter]: For program point L895-1(lines 891 902) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L446 ceAbstractionStarter]: At program point waterRiseENTRY(lines 891 902) the Hoare annotation is: true [2019-11-07 00:59:25,946 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 867 874) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 867 874) the Hoare annotation is: true [2019-11-07 00:59:25,946 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 871) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 867 874) no Hoare annotation was computed. [2019-11-07 00:59:25,946 INFO L439 ceAbstractionStarter]: At program point L97(line 97) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,947 INFO L443 ceAbstractionStarter]: For program point L95(lines 95 103) no Hoare annotation was computed. [2019-11-07 00:59:25,947 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 87 111) no Hoare annotation was computed. [2019-11-07 00:59:25,947 INFO L439 ceAbstractionStarter]: At program point L93(line 93) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,947 INFO L443 ceAbstractionStarter]: For program point L93-1(line 93) no Hoare annotation was computed. [2019-11-07 00:59:25,947 INFO L443 ceAbstractionStarter]: For program point L91(lines 91 108) no Hoare annotation was computed. [2019-11-07 00:59:25,947 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 87 111) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,947 INFO L439 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= ~pumpRunning~0 0)) [2019-11-07 00:59:25,948 INFO L443 ceAbstractionStarter]: For program point L106-1(lines 87 111) no Hoare annotation was computed. [2019-11-07 00:59:25,948 INFO L439 ceAbstractionStarter]: At program point L101(line 101) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0)) [2019-11-07 00:59:25,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 12:59:25 BoogieIcfgContainer [2019-11-07 00:59:25,962 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-07 00:59:25,965 INFO L168 Benchmark]: Toolchain (without parser) took 5995.96 ms. Allocated memory was 146.3 MB in the beginning and 283.6 MB in the end (delta: 137.4 MB). Free memory was 103.2 MB in the beginning and 154.2 MB in the end (delta: -51.0 MB). Peak memory consumption was 108.9 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,966 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,967 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.17 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 171.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,968 INFO L168 Benchmark]: Boogie Preprocessor took 82.00 ms. Allocated memory is still 203.9 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,969 INFO L168 Benchmark]: RCFGBuilder took 1149.96 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.4 MB in the beginning and 193.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,970 INFO L168 Benchmark]: TraceAbstraction took 4063.45 ms. Allocated memory was 235.4 MB in the beginning and 283.6 MB in the end (delta: 48.2 MB). Free memory was 193.9 MB in the beginning and 154.2 MB in the end (delta: 39.8 MB). Peak memory consumption was 110.6 MB. Max. memory is 7.1 GB. [2019-11-07 00:59:25,974 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.17 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 103.0 MB in the beginning and 171.5 MB in the end (delta: -68.5 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 82.00 ms. Allocated memory is still 203.9 MB. Free memory was 171.5 MB in the beginning and 167.4 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1149.96 ms. Allocated memory was 203.9 MB in the beginning and 235.4 MB in the end (delta: 31.5 MB). Free memory was 167.4 MB in the beginning and 193.9 MB in the end (delta: -26.5 MB). Peak memory consumption was 81.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 4063.45 ms. Allocated memory was 235.4 MB in the beginning and 283.6 MB in the end (delta: 48.2 MB). Free memory was 193.9 MB in the beginning and 154.2 MB in the end (delta: 39.8 MB). Peak memory consumption was 110.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 871]: 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: 265]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 740]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 730]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 239 locations, 1 error locations. Result: SAFE, OverallTime: 3.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, HoareTripleCheckerStatistics: 748 SDtfs, 442 SDslu, 1419 SDs, 0 SdLazy, 491 SolverSat, 79 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 47 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=470occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 18 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 592 PreInvPairs, 639 NumberOfFragments, 572 HoareAnnotationTreeSize, 592 FomulaSimplifications, 443 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 63 FomulaSimplificationsInter, 2131 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 288 NumberOfCodeBlocks, 288 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 283 ConstructedInterpolants, 0 QuantifiedInterpolants, 30083 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...