/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 12:51:11,731 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 12:51:11,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 12:51:11,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 12:51:11,746 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 12:51:11,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 12:51:11,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 12:51:11,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 12:51:11,751 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 12:51:11,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 12:51:11,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 12:51:11,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 12:51:11,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 12:51:11,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 12:51:11,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 12:51:11,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 12:51:11,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 12:51:11,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 12:51:11,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 12:51:11,763 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 12:51:11,764 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 12:51:11,765 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 12:51:11,766 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 12:51:11,767 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 12:51:11,769 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-21 12:51:11,770 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-21 12:51:11,770 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-21 12:51:11,771 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-21 12:51:11,771 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-21 12:51:11,772 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-21 12:51:11,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-21 12:51:11,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-21 12:51:11,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-21 12:51:11,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-21 12:51:11,776 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-21 12:51:11,776 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-21 12:51:11,777 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-21 12:51:11,777 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-21 12:51:11,777 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 12:51:11,778 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 12:51:11,779 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 12:51:11,779 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 12:51:11,794 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 12:51:11,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 12:51:11,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 12:51:11,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 12:51:11,795 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 12:51:11,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 12:51:11,796 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 12:51:11,796 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 12:51:11,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 12:51:11,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 12:51:11,797 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 12:51:11,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 12:51:11,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 12:51:11,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 12:51:11,798 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 12:51:11,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 12:51:11,799 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:11,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 12:51:11,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 12:51:11,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 12:51:11,799 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 12:51:11,800 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:11,800 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 12:51:11,800 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 12:51:11,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> NUM_FUNCTIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 2 [2020-07-21 12:51:12,082 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 12:51:12,095 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 12:51:12,098 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 12:51:12,099 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 12:51:12,100 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 12:51:12,100 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-07-21 12:51:12,163 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69cf9fa/19afe1ff97ca47bdb8083b1a22c70ba5/FLAG3472e8d98 [2020-07-21 12:51:12,706 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 12:51:12,706 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product20.cil.c [2020-07-21 12:51:12,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69cf9fa/19afe1ff97ca47bdb8083b1a22c70ba5/FLAG3472e8d98 [2020-07-21 12:51:13,008 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/aa69cf9fa/19afe1ff97ca47bdb8083b1a22c70ba5 [2020-07-21 12:51:13,018 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 12:51:13,021 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 12:51:13,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:13,023 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 12:51:13,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 12:51:13,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bc8bdc4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13, skipping insertion in model container [2020-07-21 12:51:13,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,037 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 12:51:13,077 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 12:51:13,417 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:13,531 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 12:51:13,633 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 12:51:13,678 INFO L208 MainTranslator]: Completed translation [2020-07-21 12:51:13,678 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13 WrapperNode [2020-07-21 12:51:13,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 12:51:13,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 12:51:13,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 12:51:13,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 12:51:13,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,712 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... [2020-07-21 12:51:13,788 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 12:51:13,789 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 12:51:13,789 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 12:51:13,789 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 12:51:13,790 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 12:51:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 12:51:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 12:51:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:13,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-21 12:51:13,852 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-21 12:51:13,853 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:13,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-21 12:51:13,855 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-21 12:51:13,856 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-21 12:51:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-21 12:51:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-21 12:51:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-21 12:51:13,857 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-21 12:51:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 12:51:13,857 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2020-07-21 12:51:13,858 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-21 12:51:13,859 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-21 12:51:13,860 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 12:51:13,861 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-21 12:51:13,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-21 12:51:13,863 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-21 12:51:13,864 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-21 12:51:13,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 12:51:14,855 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 12:51:14,856 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-21 12:51:14,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:14 BoogieIcfgContainer [2020-07-21 12:51:14,863 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 12:51:14,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 12:51:14,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 12:51:14,869 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 12:51:14,869 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:51:13" (1/3) ... [2020-07-21 12:51:14,870 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a638466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:14, skipping insertion in model container [2020-07-21 12:51:14,870 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:51:13" (2/3) ... [2020-07-21 12:51:14,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a638466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 12:51:14, skipping insertion in model container [2020-07-21 12:51:14,871 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 12:51:14" (3/3) ... [2020-07-21 12:51:14,873 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product20.cil.c [2020-07-21 12:51:14,883 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 12:51:14,892 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 12:51:14,907 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 12:51:14,937 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 12:51:14,937 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 12:51:14,937 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 12:51:14,938 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 12:51:14,938 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 12:51:14,938 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 12:51:14,938 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 12:51:14,939 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 12:51:14,961 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-07-21 12:51:14,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-21 12:51:14,971 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:14,972 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:14,972 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:14,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:14,979 INFO L82 PathProgramCache]: Analyzing trace with hash -1678806906, now seen corresponding path program 1 times [2020-07-21 12:51:14,987 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:14,988 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [463267627] [2020-07-21 12:51:14,988 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:15,361 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:15,362 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:15,367 INFO L263 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-21 12:51:15,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:15,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:15,406 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:15,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [463267627] [2020-07-21 12:51:15,408 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:15,408 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-21 12:51:15,409 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578037431] [2020-07-21 12:51:15,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-21 12:51:15,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:15,427 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-21 12:51:15,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:15,430 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 2 states. [2020-07-21 12:51:15,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:15,469 INFO L93 Difference]: Finished difference Result 234 states and 291 transitions. [2020-07-21 12:51:15,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-21 12:51:15,471 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2020-07-21 12:51:15,471 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:15,482 INFO L225 Difference]: With dead ends: 234 [2020-07-21 12:51:15,483 INFO L226 Difference]: Without dead ends: 119 [2020-07-21 12:51:15,487 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-21 12:51:15,504 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-21 12:51:15,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2020-07-21 12:51:15,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-21 12:51:15,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-21 12:51:15,541 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 51 [2020-07-21 12:51:15,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:15,542 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-21 12:51:15,543 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-21 12:51:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-21 12:51:15,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-21 12:51:15,546 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:15,547 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:15,761 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:15,762 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:15,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:15,763 INFO L82 PathProgramCache]: Analyzing trace with hash 1533869534, now seen corresponding path program 1 times [2020-07-21 12:51:15,764 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:15,764 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1309051979] [2020-07-21 12:51:15,764 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,067 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:16,067 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:16,071 INFO L263 TraceCheckSpWp]: Trace formula consists of 687 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 12:51:16,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:16,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:16,117 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:16,117 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1309051979] [2020-07-21 12:51:16,118 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:16,118 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:16,118 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014846577] [2020-07-21 12:51:16,120 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:16,121 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:16,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:16,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,121 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2020-07-21 12:51:16,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:16,140 INFO L93 Difference]: Finished difference Result 173 states and 201 transitions. [2020-07-21 12:51:16,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:16,141 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-21 12:51:16,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:16,143 INFO L225 Difference]: With dead ends: 173 [2020-07-21 12:51:16,144 INFO L226 Difference]: Without dead ends: 110 [2020-07-21 12:51:16,145 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2020-07-21 12:51:16,158 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 110. [2020-07-21 12:51:16,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2020-07-21 12:51:16,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 127 transitions. [2020-07-21 12:51:16,162 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 127 transitions. Word has length 52 [2020-07-21 12:51:16,163 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:16,163 INFO L479 AbstractCegarLoop]: Abstraction has 110 states and 127 transitions. [2020-07-21 12:51:16,163 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:16,163 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 127 transitions. [2020-07-21 12:51:16,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-21 12:51:16,167 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:16,168 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:16,369 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,371 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:16,371 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:16,372 INFO L82 PathProgramCache]: Analyzing trace with hash 2046992772, now seen corresponding path program 1 times [2020-07-21 12:51:16,372 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:16,373 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2053285289] [2020-07-21 12:51:16,373 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,646 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:16,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:16,650 INFO L263 TraceCheckSpWp]: Trace formula consists of 697 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 12:51:16,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:16,679 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:16,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:16,680 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2053285289] [2020-07-21 12:51:16,680 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:16,680 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 12:51:16,680 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1080412745] [2020-07-21 12:51:16,681 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 12:51:16,681 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:16,681 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 12:51:16,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,682 INFO L87 Difference]: Start difference. First operand 110 states and 127 transitions. Second operand 3 states. [2020-07-21 12:51:16,710 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:16,711 INFO L93 Difference]: Finished difference Result 270 states and 324 transitions. [2020-07-21 12:51:16,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 12:51:16,711 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 57 [2020-07-21 12:51:16,712 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:16,715 INFO L225 Difference]: With dead ends: 270 [2020-07-21 12:51:16,715 INFO L226 Difference]: Without dead ends: 188 [2020-07-21 12:51:16,716 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 12:51:16,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 188 states. [2020-07-21 12:51:16,753 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 188 to 182. [2020-07-21 12:51:16,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 182 states. [2020-07-21 12:51:16,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 217 transitions. [2020-07-21 12:51:16,758 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 217 transitions. Word has length 57 [2020-07-21 12:51:16,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:16,759 INFO L479 AbstractCegarLoop]: Abstraction has 182 states and 217 transitions. [2020-07-21 12:51:16,759 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 12:51:16,761 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 217 transitions. [2020-07-21 12:51:16,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-07-21 12:51:16,769 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 12:51:16,769 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 12:51:16,983 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:16,984 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 12:51:16,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 12:51:16,985 INFO L82 PathProgramCache]: Analyzing trace with hash 1465271355, now seen corresponding path program 1 times [2020-07-21 12:51:16,986 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 12:51:16,986 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [794529864] [2020-07-21 12:51:16,987 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,301 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 12:51:17,302 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 12:51:17,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 711 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 12:51:17,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 12:51:17,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 12:51:17,361 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 12:51:17,362 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [794529864] [2020-07-21 12:51:17,362 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 12:51:17,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-21 12:51:17,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73815646] [2020-07-21 12:51:17,363 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-21 12:51:17,363 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 12:51:17,363 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-21 12:51:17,364 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-07-21 12:51:17,364 INFO L87 Difference]: Start difference. First operand 182 states and 217 transitions. Second operand 6 states. [2020-07-21 12:51:17,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 12:51:17,570 INFO L93 Difference]: Finished difference Result 289 states and 356 transitions. [2020-07-21 12:51:17,572 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 12:51:17,573 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-07-21 12:51:17,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 12:51:17,573 INFO L225 Difference]: With dead ends: 289 [2020-07-21 12:51:17,574 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 12:51:17,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2020-07-21 12:51:17,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 12:51:17,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 12:51:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 12:51:17,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 12:51:17,579 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 62 [2020-07-21 12:51:17,579 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 12:51:17,583 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 12:51:17,583 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-21 12:51:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 12:51:17,583 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 12:51:17,794 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 12:51:17,796 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 12:51:18,420 INFO L268 CegarLoopResult]: For program point L414(lines 391 415) no Hoare annotation was computed. [2020-07-21 12:51:18,420 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 367 422) no Hoare annotation was computed. [2020-07-21 12:51:18,420 INFO L268 CegarLoopResult]: For program point L398(lines 398 402) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point L398-1(lines 398 402) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point L393(line 393) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 367 422) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point L392-2(lines 392 413) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 367 422) no Hoare annotation was computed. [2020-07-21 12:51:18,421 INFO L268 CegarLoopResult]: For program point L449-2(lines 449 474) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point L475(lines 448 476) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 423 482) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point L468(line 468) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point L468-1(line 468) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 423 482) no Hoare annotation was computed. [2020-07-21 12:51:18,422 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 423 482) no Hoare annotation was computed. [2020-07-21 12:51:18,423 INFO L268 CegarLoopResult]: For program point L455(lines 455 459) no Hoare annotation was computed. [2020-07-21 12:51:18,423 INFO L268 CegarLoopResult]: For program point L455-1(lines 455 459) no Hoare annotation was computed. [2020-07-21 12:51:18,423 INFO L268 CegarLoopResult]: For program point L450(line 450) no Hoare annotation was computed. [2020-07-21 12:51:18,423 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 103 109) the Hoare annotation is: true [2020-07-21 12:51:18,423 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 103 109) no Hoare annotation was computed. [2020-07-21 12:51:18,423 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 110 118) no Hoare annotation was computed. [2020-07-21 12:51:18,424 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 110 118) the Hoare annotation is: true [2020-07-21 12:51:18,424 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 110 118) no Hoare annotation was computed. [2020-07-21 12:51:18,424 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 291 313) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,424 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 291 313) no Hoare annotation was computed. [2020-07-21 12:51:18,424 INFO L264 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,424 INFO L264 CegarLoopResult]: At program point L303-1(line 303) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,424 INFO L268 CegarLoopResult]: For program point L301(lines 301 308) no Hoare annotation was computed. [2020-07-21 12:51:18,425 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 291 313) no Hoare annotation was computed. [2020-07-21 12:51:18,425 INFO L268 CegarLoopResult]: For program point L301-1(lines 301 308) no Hoare annotation was computed. [2020-07-21 12:51:18,425 INFO L268 CegarLoopResult]: For program point L299(line 299) no Hoare annotation was computed. [2020-07-21 12:51:18,425 INFO L264 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,425 INFO L264 CegarLoopResult]: At program point L297(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,425 INFO L264 CegarLoopResult]: At program point L297-1(line 297) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point L256(line 256) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 248 271) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-07-21 12:51:18,426 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 248 271) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 248 271) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L266(line 266) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L263(line 263) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L262(line 262) no Hoare annotation was computed. [2020-07-21 12:51:18,427 INFO L268 CegarLoopResult]: For program point L261(line 261) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L268 CegarLoopResult]: For program point L260(line 260) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L268 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L268 CegarLoopResult]: For program point L258(line 258) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 914 928) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L264 CegarLoopResult]: At program point L920(line 920) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:18,428 INFO L268 CegarLoopResult]: For program point L918(lines 918 924) no Hoare annotation was computed. [2020-07-21 12:51:18,428 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 914 928) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (= 0 ~pumpRunning~0)) (or .cse0 (<= 1 ~systemActive~0) (not (<= 1 |old(~systemActive~0)|))))) [2020-07-21 12:51:18,429 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 914 928) no Hoare annotation was computed. [2020-07-21 12:51:18,429 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 850 858) no Hoare annotation was computed. [2020-07-21 12:51:18,429 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 850 858) the Hoare annotation is: true [2020-07-21 12:51:18,429 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 850 858) no Hoare annotation was computed. [2020-07-21 12:51:18,429 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 895 913) the Hoare annotation is: true [2020-07-21 12:51:18,429 INFO L268 CegarLoopResult]: For program point L904(lines 904 908) no Hoare annotation was computed. [2020-07-21 12:51:18,429 INFO L271 CegarLoopResult]: At program point L902(line 902) the Hoare annotation is: true [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 908) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 895 913) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point L902-1(line 902) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 895 913) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 874) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-21 12:51:18,430 INFO L268 CegarLoopResult]: For program point L889-1(line 889) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 859 894) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point L878(lines 878 886) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point L878-2(lines 878 886) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 859 894) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 859 894) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point L866(lines 866 874) no Hoare annotation was computed. [2020-07-21 12:51:18,431 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 96 102) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 96 102) the Hoare annotation is: true [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 321 366) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 321 366) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 321 366) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 634 679) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point L654(lines 654 661) no Hoare annotation was computed. [2020-07-21 12:51:18,432 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 634 679) no Hoare annotation was computed. [2020-07-21 12:51:18,433 INFO L268 CegarLoopResult]: For program point L648(lines 648 668) no Hoare annotation was computed. [2020-07-21 12:51:18,433 INFO L268 CegarLoopResult]: For program point L648-1(lines 648 668) no Hoare annotation was computed. [2020-07-21 12:51:18,433 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 634 679) no Hoare annotation was computed. [2020-07-21 12:51:18,433 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 280 290) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,433 INFO L264 CegarLoopResult]: At program point L285(line 285) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,433 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 280 290) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 280 290) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 839 849) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point L844(line 844) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point L844-1(line 844) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 839 849) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 839 849) no Hoare annotation was computed. [2020-07-21 12:51:18,434 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 831 838) the Hoare annotation is: true [2020-07-21 12:51:18,435 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 831 838) no Hoare annotation was computed. [2020-07-21 12:51:18,435 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 831 838) no Hoare annotation was computed. [2020-07-21 12:51:18,435 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 798 822) no Hoare annotation was computed. [2020-07-21 12:51:18,435 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 798 822) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,435 INFO L264 CegarLoopResult]: At program point L817(line 817) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,435 INFO L268 CegarLoopResult]: For program point L817-1(lines 798 822) no Hoare annotation was computed. [2020-07-21 12:51:18,435 INFO L264 CegarLoopResult]: At program point L812(line 812) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:18,436 INFO L264 CegarLoopResult]: At program point L808(line 808) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:18,436 INFO L268 CegarLoopResult]: For program point L806(lines 806 814) no Hoare annotation was computed. [2020-07-21 12:51:18,436 INFO L264 CegarLoopResult]: At program point L804(line 804) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:18,436 INFO L268 CegarLoopResult]: For program point L804-1(line 804) no Hoare annotation was computed. [2020-07-21 12:51:18,436 INFO L268 CegarLoopResult]: For program point L802(lines 802 819) no Hoare annotation was computed. [2020-07-21 12:51:18,436 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 790 796) no Hoare annotation was computed. [2020-07-21 12:51:18,436 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 790 796) the Hoare annotation is: true [2020-07-21 12:51:18,437 INFO L268 CegarLoopResult]: For program point L704(lines 704 708) no Hoare annotation was computed. [2020-07-21 12:51:18,437 INFO L264 CegarLoopResult]: At program point testENTRY(lines 692 759) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,437 INFO L268 CegarLoopResult]: For program point testFINAL(lines 692 759) no Hoare annotation was computed. [2020-07-21 12:51:18,437 INFO L264 CegarLoopResult]: At program point L752(lines 701 753) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,437 INFO L264 CegarLoopResult]: At program point L742(line 742) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,437 INFO L268 CegarLoopResult]: For program point L740(lines 740 746) no Hoare annotation was computed. [2020-07-21 12:51:18,438 INFO L264 CegarLoopResult]: At program point L740-1(lines 732 747) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,438 INFO L268 CegarLoopResult]: For program point L703(lines 702 751) no Hoare annotation was computed. [2020-07-21 12:51:18,438 INFO L264 CegarLoopResult]: At program point L734(line 734) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,438 INFO L268 CegarLoopResult]: For program point L732(lines 732 747) no Hoare annotation was computed. [2020-07-21 12:51:18,438 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,438 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-07-21 12:51:18,439 INFO L268 CegarLoopResult]: For program point L722-1(lines 722 728) no Hoare annotation was computed. [2020-07-21 12:51:18,439 INFO L264 CegarLoopResult]: At program point L749(lines 702 751) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,439 INFO L264 CegarLoopResult]: At program point L714(line 714) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (<= test_~splverifierCounter~0 0)) (not (<= 1 |old(~systemActive~0)|))) [2020-07-21 12:51:18,439 INFO L268 CegarLoopResult]: For program point L712(lines 712 718) no Hoare annotation was computed. [2020-07-21 12:51:18,439 INFO L268 CegarLoopResult]: For program point L712-1(lines 712 718) no Hoare annotation was computed. [2020-07-21 12:51:18,439 INFO L268 CegarLoopResult]: For program point testEXIT(lines 692 759) no Hoare annotation was computed. [2020-07-21 12:51:18,439 INFO L268 CegarLoopResult]: For program point L608(lines 608 615) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point L602(lines 602 622) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 588 633) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point L602-1(lines 602 622) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 588 633) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 588 633) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 205 213) no Hoare annotation was computed. [2020-07-21 12:51:18,440 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 205 213) the Hoare annotation is: true [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 205 213) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point L65(lines 65 71) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point L64(lines 64 74) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L271 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: true [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point L62-1(line 62) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point L60(lines 60 77) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L268 CegarLoopResult]: For program point L60-1(lines 52 80) no Hoare annotation was computed. [2020-07-21 12:51:18,441 INFO L271 CegarLoopResult]: At program point L58(line 58) the Hoare annotation is: true [2020-07-21 12:51:18,442 INFO L268 CegarLoopResult]: For program point L58-1(line 58) no Hoare annotation was computed. [2020-07-21 12:51:18,442 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 52 80) the Hoare annotation is: true [2020-07-21 12:51:18,442 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__2EXIT(lines 52 80) no Hoare annotation was computed. [2020-07-21 12:51:18,442 INFO L264 CegarLoopResult]: At program point L67(line 67) the Hoare annotation is: (not (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,442 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 44 51) the Hoare annotation is: true [2020-07-21 12:51:18,442 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:51:18,442 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification2_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2020-07-21 12:51:18,442 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 173 195) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 173 195) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point L181(lines 181 189) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 173 195) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point L181-2(lines 181 189) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 86 95) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 86 95) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 86 95) no Hoare annotation was computed. [2020-07-21 12:51:18,443 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 485 587) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L574(lines 574 581) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L535(lines 534 554) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L566(line 566) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L566-1(line 566) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L531(lines 531 572) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point L550(line 550) no Hoare annotation was computed. [2020-07-21 12:51:18,444 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 485 587) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L550-1(line 550) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L509(lines 509 513) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L573(lines 573 584) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L536(lines 536 540) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L534-2(lines 534 554) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 485 587) no Hoare annotation was computed. [2020-07-21 12:51:18,445 INFO L268 CegarLoopResult]: For program point L555(lines 533 556) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point L514(lines 514 530) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 823 830) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 823 830) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 823 830) no Hoare annotation was computed. [2020-07-21 12:51:18,446 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 196 204) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 196 204) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 196 204) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L271 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 152 163) the Hoare annotation is: true [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point L156-1(lines 152 163) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 152 163) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,447 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,448 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,448 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 164 172) the Hoare annotation is: true [2020-07-21 12:51:18,448 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-21 12:51:18,448 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-21 12:51:18,448 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 766 789) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,448 INFO L264 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,448 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 766 789) no Hoare annotation was computed. [2020-07-21 12:51:18,449 INFO L264 CegarLoopResult]: At program point L777(lines 777 783) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= 0 ~pumpRunning~0)) [2020-07-21 12:51:18,449 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 766 789) no Hoare annotation was computed. [2020-07-21 12:51:18,449 INFO L264 CegarLoopResult]: At program point L772(line 772) the Hoare annotation is: (not (= 0 |old(~pumpRunning~0)|)) [2020-07-21 12:51:18,449 INFO L268 CegarLoopResult]: For program point L770(lines 769 788) no Hoare annotation was computed. [2020-07-21 12:51:18,449 INFO L271 CegarLoopResult]: At program point L227-2(lines 227 241) the Hoare annotation is: true [2020-07-21 12:51:18,449 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 217 246) no Hoare annotation was computed. [2020-07-21 12:51:18,449 INFO L271 CegarLoopResult]: At program point L223(line 223) the Hoare annotation is: true [2020-07-21 12:51:18,449 INFO L268 CegarLoopResult]: For program point L223-1(line 223) no Hoare annotation was computed. [2020-07-21 12:51:18,450 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 217 246) the Hoare annotation is: true [2020-07-21 12:51:18,450 INFO L271 CegarLoopResult]: At program point L242(lines 217 246) the Hoare annotation is: true [2020-07-21 12:51:18,450 INFO L268 CegarLoopResult]: For program point L238(line 238) no Hoare annotation was computed. [2020-07-21 12:51:18,450 INFO L268 CegarLoopResult]: For program point L231(lines 231 235) no Hoare annotation was computed. [2020-07-21 12:51:18,450 INFO L271 CegarLoopResult]: At program point L231-1(lines 231 235) the Hoare annotation is: true [2020-07-21 12:51:18,450 INFO L268 CegarLoopResult]: For program point L228(line 228) no Hoare annotation was computed. [2020-07-21 12:51:18,450 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 128 139) the Hoare annotation is: true [2020-07-21 12:51:18,451 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 128 139) no Hoare annotation was computed. [2020-07-21 12:51:18,451 INFO L268 CegarLoopResult]: For program point L132-1(lines 128 139) no Hoare annotation was computed. [2020-07-21 12:51:18,451 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 272 278) no Hoare annotation was computed. [2020-07-21 12:51:18,451 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 272 278) the Hoare annotation is: true [2020-07-21 12:51:18,451 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,451 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (<= 1 ~systemActive~0)) [2020-07-21 12:51:18,451 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 12:51:18,451 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 12:51:18,452 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 929 936) no Hoare annotation was computed. [2020-07-21 12:51:18,452 INFO L271 CegarLoopResult]: At program point startSystemENTRY(lines 929 936) the Hoare annotation is: true [2020-07-21 12:51:18,452 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 929 936) no Hoare annotation was computed. [2020-07-21 12:51:18,452 INFO L268 CegarLoopResult]: For program point L144-1(lines 140 151) no Hoare annotation was computed. [2020-07-21 12:51:18,452 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 140 151) no Hoare annotation was computed. [2020-07-21 12:51:18,452 INFO L271 CegarLoopResult]: At program point waterRiseENTRY(lines 140 151) the Hoare annotation is: true [2020-07-21 12:51:18,452 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 681 688) no Hoare annotation was computed. [2020-07-21 12:51:18,453 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 685) no Hoare annotation was computed. [2020-07-21 12:51:18,453 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 681 688) the Hoare annotation is: true [2020-07-21 12:51:18,453 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 681 688) no Hoare annotation was computed. [2020-07-21 12:51:18,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 12:51:18 BoogieIcfgContainer [2020-07-21 12:51:18,468 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 12:51:18,471 INFO L168 Benchmark]: Toolchain (without parser) took 5450.35 ms. Allocated memory was 142.6 MB in the beginning and 254.3 MB in the end (delta: 111.7 MB). Free memory was 99.1 MB in the beginning and 97.4 MB in the end (delta: 1.7 MB). Peak memory consumption was 113.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,472 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,473 INFO L168 Benchmark]: CACSL2BoogieTranslator took 656.33 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 98.7 MB in the beginning and 170.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,474 INFO L168 Benchmark]: Boogie Preprocessor took 109.74 ms. Allocated memory is still 200.8 MB. Free memory was 170.3 MB in the beginning and 166.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,475 INFO L168 Benchmark]: RCFGBuilder took 1074.53 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 166.0 MB in the beginning and 195.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,476 INFO L168 Benchmark]: TraceAbstraction took 3602.87 ms. Allocated memory was 229.1 MB in the beginning and 254.3 MB in the end (delta: 25.2 MB). Free memory was 195.5 MB in the beginning and 97.4 MB in the end (delta: 98.1 MB). Peak memory consumption was 123.3 MB. Max. memory is 7.1 GB. [2020-07-21 12:51:18,480 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 142.6 MB. Free memory was 118.8 MB in the beginning and 118.6 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 656.33 ms. Allocated memory was 142.6 MB in the beginning and 200.8 MB in the end (delta: 58.2 MB). Free memory was 98.7 MB in the beginning and 170.3 MB in the end (delta: -71.6 MB). Peak memory consumption was 25.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.74 ms. Allocated memory is still 200.8 MB. Free memory was 170.3 MB in the beginning and 166.0 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1074.53 ms. Allocated memory was 200.8 MB in the beginning and 229.1 MB in the end (delta: 28.3 MB). Free memory was 166.0 MB in the beginning and 195.5 MB in the end (delta: -29.6 MB). Peak memory consumption was 89.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3602.87 ms. Allocated memory was 229.1 MB in the beginning and 254.3 MB in the end (delta: 25.2 MB). Free memory was 195.5 MB in the beginning and 97.4 MB in the end (delta: 98.1 MB). Peak memory consumption was 123.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 685]: 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: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 702]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == pumpRunning && splverifierCounter <= 0)) || !(1 <= \old(systemActive)) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(1 <= \old(systemActive)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 229 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2.8s, OverallIterations: 4, TraceHistogramMax: 1, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 526 SDtfs, 174 SDslu, 424 SDs, 0 SdLazy, 63 SolverSat, 7 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 220 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 56 LocationsWithAnnotation, 224 PreInvPairs, 240 NumberOfFragments, 368 HoareAnnotationTreeSize, 224 FomulaSimplifications, 63 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 56 FomulaSimplificationsInter, 423 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 222 NumberOfCodeBlocks, 222 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 218 ConstructedInterpolants, 0 QuantifiedInterpolants, 18736 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2781 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...