/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 21:49:12,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 21:49:12,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 21:49:12,736 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 21:49:12,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 21:49:12,737 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 21:49:12,739 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 21:49:12,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 21:49:12,742 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 21:49:12,743 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 21:49:12,744 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 21:49:12,745 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 21:49:12,746 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 21:49:12,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 21:49:12,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 21:49:12,749 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 21:49:12,749 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 21:49:12,750 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 21:49:12,752 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 21:49:12,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 21:49:12,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 21:49:12,757 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 21:49:12,758 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 21:49:12,759 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 21:49:12,762 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 21:49:12,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 21:49:12,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 21:49:12,766 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 21:49:12,767 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 21:49:12,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 21:49:12,768 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 21:49:12,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 21:49:12,769 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 21:49:12,770 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 21:49:12,771 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 21:49:12,771 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 21:49:12,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 21:49:12,772 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 21:49:12,772 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 21:49:12,773 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 21:49:12,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 21:49:12,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 21:49:12,797 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 21:49:12,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 21:49:12,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 21:49:12,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 21:49:12,799 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 21:49:12,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 21:49:12,799 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 21:49:12,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 21:49:12,800 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 21:49:12,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 21:49:12,800 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 21:49:12,800 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 21:49:12,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 21:49:12,801 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 21:49:12,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 21:49:12,801 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 21:49:12,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 21:49:12,801 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 21:49:12,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 21:49:12,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 21:49:12,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 21:49:12,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 21:49:12,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 21:49:12,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 21:49:12,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 21:49:12,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 21:49:12,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 21:49:12,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 21:49:12,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 21:49:12,804 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 -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=NARROWEST; [2020-08-18 21:49:13,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 21:49:13,135 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 21:49:13,138 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 21:49:13,140 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 21:49:13,140 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 21:49:13,141 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-08-18 21:49:13,203 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa9b46818/2dde0e9ec3b641938600b1b10d446a49/FLAG648ae715f [2020-08-18 21:49:13,746 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 21:49:13,750 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-08-18 21:49:13,768 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa9b46818/2dde0e9ec3b641938600b1b10d446a49/FLAG648ae715f [2020-08-18 21:49:13,997 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aa9b46818/2dde0e9ec3b641938600b1b10d446a49 [2020-08-18 21:49:14,007 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 21:49:14,008 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 21:49:14,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 21:49:14,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 21:49:14,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 21:49:14,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:49:13" (1/1) ... [2020-08-18 21:49:14,017 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@777a3615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14, skipping insertion in model container [2020-08-18 21:49:14,017 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 09:49:13" (1/1) ... [2020-08-18 21:49:14,025 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 21:49:14,065 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 21:49:14,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:49:14,522 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 21:49:14,621 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 21:49:14,670 INFO L208 MainTranslator]: Completed translation [2020-08-18 21:49:14,671 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14 WrapperNode [2020-08-18 21:49:14,671 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 21:49:14,672 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 21:49:14,672 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 21:49:14,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 21:49:14,683 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,683 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,702 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,703 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,737 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,753 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... [2020-08-18 21:49:14,761 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 21:49:14,762 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 21:49:14,762 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 21:49:14,762 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 21:49:14,763 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-18 21:49:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 21:49:14,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-18 21:49:14,821 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 21:49:14,822 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 21:49:14,823 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 21:49:14,824 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 21:49:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 21:49:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 21:49:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 21:49:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 21:49:14,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:49:14,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:49:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:49:14,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 21:49:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 21:49:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 21:49:14,828 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 21:49:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 21:49:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 21:49:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 21:49:14,829 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 21:49:14,831 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 21:49:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 21:49:14,832 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 21:49:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 21:49:14,833 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-18 21:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 21:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 21:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 21:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 21:49:14,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 21:49:14,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 21:49:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 21:49:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 21:49:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 21:49:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 21:49:14,836 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 21:49:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 21:49:14,837 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 21:49:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 21:49:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 21:49:14,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 21:49:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 21:49:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 21:49:14,839 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 21:49:14,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 21:49:14,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 21:49:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 21:49:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 21:49:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 21:49:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 21:49:14,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 21:49:15,897 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 21:49:15,897 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 21:49:15,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:49:15 BoogieIcfgContainer [2020-08-18 21:49:15,907 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 21:49:15,910 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 21:49:15,911 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 21:49:15,914 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 21:49:15,914 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 09:49:13" (1/3) ... [2020-08-18 21:49:15,916 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7d0de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:49:15, skipping insertion in model container [2020-08-18 21:49:15,916 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 09:49:14" (2/3) ... [2020-08-18 21:49:15,917 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b7d0de0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 09:49:15, skipping insertion in model container [2020-08-18 21:49:15,917 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 09:49:15" (3/3) ... [2020-08-18 21:49:15,919 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2020-08-18 21:49:15,930 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 21:49:15,941 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 21:49:15,956 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 21:49:15,989 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 21:49:15,990 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 21:49:15,990 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 21:49:15,990 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 21:49:15,991 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 21:49:15,991 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 21:49:15,991 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 21:49:15,991 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 21:49:16,012 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-08-18 21:49:16,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 21:49:16,023 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:49:16,024 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:49:16,025 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:49:16,031 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:49:16,031 INFO L82 PathProgramCache]: Analyzing trace with hash 206816994, now seen corresponding path program 1 times [2020-08-18 21:49:16,040 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:49:16,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1490251299] [2020-08-18 21:49:16,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:49:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,712 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:49:16,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:16,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:49:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:49:16,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:49:16,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:49:16,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:49:16,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 21:49:16,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:16,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 21:49:16,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 21:49:16,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:16,831 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:49:16,832 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1490251299] [2020-08-18 21:49:16,834 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:49:16,834 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 21:49:16,835 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546041010] [2020-08-18 21:49:16,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 21:49:16,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:49:16,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 21:49:16,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:49:16,860 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-08-18 21:49:18,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:49:18,019 INFO L93 Difference]: Finished difference Result 306 states and 396 transitions. [2020-08-18 21:49:18,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 21:49:18,023 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 21:49:18,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:49:18,046 INFO L225 Difference]: With dead ends: 306 [2020-08-18 21:49:18,046 INFO L226 Difference]: Without dead ends: 169 [2020-08-18 21:49:18,053 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 21:49:18,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-08-18 21:49:18,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 138. [2020-08-18 21:49:18,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-08-18 21:49:18,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-08-18 21:49:18,182 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-08-18 21:49:18,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:49:18,182 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-08-18 21:49:18,183 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 21:49:18,183 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-08-18 21:49:18,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 21:49:18,187 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:49:18,187 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:49:18,187 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 21:49:18,187 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:49:18,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:49:18,188 INFO L82 PathProgramCache]: Analyzing trace with hash -733738644, now seen corresponding path program 1 times [2020-08-18 21:49:18,188 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:49:18,189 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [601723718] [2020-08-18 21:49:18,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:49:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,607 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:49:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:49:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:49:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:49:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:49:18,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:49:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 21:49:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 21:49:18,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 21:49:18,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:18,744 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 21:49:18,744 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [601723718] [2020-08-18 21:49:18,745 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:49:18,745 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:49:18,745 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1486562260] [2020-08-18 21:49:18,747 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:49:18,747 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:49:18,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:49:18,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:49:18,748 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 9 states. [2020-08-18 21:49:19,156 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:49:19,489 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:19,775 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:20,032 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:21,027 WARN L193 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 21:49:22,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:49:22,709 INFO L93 Difference]: Finished difference Result 469 states and 593 transitions. [2020-08-18 21:49:22,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 21:49:22,710 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 21:49:22,711 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:49:22,717 INFO L225 Difference]: With dead ends: 469 [2020-08-18 21:49:22,717 INFO L226 Difference]: Without dead ends: 359 [2020-08-18 21:49:22,719 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 21:49:22,721 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-08-18 21:49:22,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 305. [2020-08-18 21:49:22,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-08-18 21:49:22,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 376 transitions. [2020-08-18 21:49:22,791 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 376 transitions. Word has length 64 [2020-08-18 21:49:22,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:49:22,792 INFO L479 AbstractCegarLoop]: Abstraction has 305 states and 376 transitions. [2020-08-18 21:49:22,792 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:49:22,792 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 376 transitions. [2020-08-18 21:49:22,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-18 21:49:22,795 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 21:49:22,795 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 21:49:22,795 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 21:49:22,796 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 21:49:22,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 21:49:22,796 INFO L82 PathProgramCache]: Analyzing trace with hash -254396696, now seen corresponding path program 1 times [2020-08-18 21:49:22,796 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 21:49:22,796 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [310508217] [2020-08-18 21:49:22,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 21:49:22,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,112 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:49:23,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:23,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 21:49:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 21:49:23,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 21:49:23,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 21:49:23,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 21:49:23,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 21:49:23,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 21:49:23,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 21:49:23,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 21:49:23,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-18 21:49:23,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 21:49:23,220 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 21:49:23,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [310508217] [2020-08-18 21:49:23,221 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 21:49:23,221 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 21:49:23,221 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1677018847] [2020-08-18 21:49:23,222 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 21:49:23,222 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 21:49:23,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 21:49:23,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 21:49:23,223 INFO L87 Difference]: Start difference. First operand 305 states and 376 transitions. Second operand 9 states. [2020-08-18 21:49:23,619 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 21:49:24,205 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:24,968 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:25,194 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 21:49:25,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 21:49:25,345 INFO L93 Difference]: Finished difference Result 531 states and 700 transitions. [2020-08-18 21:49:25,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-18 21:49:25,345 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-18 21:49:25,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 21:49:25,346 INFO L225 Difference]: With dead ends: 531 [2020-08-18 21:49:25,346 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 21:49:25,350 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-18 21:49:25,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 21:49:25,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 21:49:25,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 21:49:25,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 21:49:25,351 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-18 21:49:25,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 21:49:25,352 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 21:49:25,352 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 21:49:25,352 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 21:49:25,352 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 21:49:25,352 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 21:49:25,355 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 21:49:27,229 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:49:27,393 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:49:27,555 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:27,708 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:49:27,868 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 21:49:28,243 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:49:28,437 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 21:49:28,599 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:49:28,769 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 21:49:29,009 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 21:49:29,325 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:49:29,504 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:49:29,814 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-18 21:49:29,976 WARN L193 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 21:49:30,292 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:49:30,619 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:49:30,978 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 21:49:31,310 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-18 21:49:31,496 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:31,630 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:31,806 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:31,965 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 21:49:32,127 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:32,333 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 21:49:32,674 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-18 21:49:32,997 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-18 21:49:33,317 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-18 21:49:33,332 INFO L268 CegarLoopResult]: For program point L634(lines 611 635) no Hoare annotation was computed. [2020-08-18 21:49:33,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 587 642) no Hoare annotation was computed. [2020-08-18 21:49:33,332 INFO L268 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-08-18 21:49:33,332 INFO L268 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2020-08-18 21:49:33,332 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 587 642) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 587 642) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 633) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point L669-2(lines 669 694) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point L695(lines 668 696) no Hoare annotation was computed. [2020-08-18 21:49:33,333 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 643 702) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 643 702) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 643 702) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L268 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-08-18 21:49:33,334 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 968 974) the Hoare annotation is: true [2020-08-18 21:49:33,335 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 968 974) no Hoare annotation was computed. [2020-08-18 21:49:33,335 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 975 983) no Hoare annotation was computed. [2020-08-18 21:49:33,335 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 975 983) the Hoare annotation is: true [2020-08-18 21:49:33,335 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 975 983) no Hoare annotation was computed. [2020-08-18 21:49:33,335 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 902 909) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 21:49:33,335 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 902 909) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 902 909) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 910 919) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 910 919) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 910 919) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-08-18 21:49:33,336 INFO L268 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-08-18 21:49:33,337 INFO L268 CegarLoopResult]: For program point L928-1(lines 920 948) no Hoare annotation was computed. [2020-08-18 21:49:33,337 INFO L271 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: true [2020-08-18 21:49:33,337 INFO L268 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-08-18 21:49:33,337 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 920 948) the Hoare annotation is: true [2020-08-18 21:49:33,337 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 920 948) no Hoare annotation was computed. [2020-08-18 21:49:33,337 INFO L264 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,337 INFO L268 CegarLoopResult]: For program point L933(lines 933 939) no Hoare annotation was computed. [2020-08-18 21:49:33,338 INFO L268 CegarLoopResult]: For program point L932(lines 932 942) no Hoare annotation was computed. [2020-08-18 21:49:33,338 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-08-18 21:49:33,338 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 511 533) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,338 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 511 533) no Hoare annotation was computed. [2020-08-18 21:49:33,338 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 511 533) no Hoare annotation was computed. [2020-08-18 21:49:33,339 INFO L264 CegarLoopResult]: At program point L523(line 523) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,339 INFO L264 CegarLoopResult]: At program point L523-1(line 523) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,339 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-08-18 21:49:33,339 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 528) no Hoare annotation was computed. [2020-08-18 21:49:33,339 INFO L268 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-08-18 21:49:33,340 INFO L264 CegarLoopResult]: At program point L518(line 518) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,340 INFO L264 CegarLoopResult]: At program point L517(line 517) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,340 INFO L264 CegarLoopResult]: At program point L517-1(line 517) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,340 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-18 21:49:33,340 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-08-18 21:49:33,340 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 465 488) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 465 488) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 465 488) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-18 21:49:33,341 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-08-18 21:49:33,342 INFO L264 CegarLoopResult]: At program point L188(line 188) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,343 INFO L268 CegarLoopResult]: For program point L188-1(lines 169 193) no Hoare annotation was computed. [2020-08-18 21:49:33,343 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,343 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,343 INFO L268 CegarLoopResult]: For program point L177(lines 177 185) no Hoare annotation was computed. [2020-08-18 21:49:33,343 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 169 193) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,343 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,343 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point L173(lines 173 190) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 169 193) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 328 342) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 328 342) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 328 342) no Hoare annotation was computed. [2020-08-18 21:49:33,344 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 264 272) no Hoare annotation was computed. [2020-08-18 21:49:33,345 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 264 272) the Hoare annotation is: true [2020-08-18 21:49:33,345 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 264 272) no Hoare annotation was computed. [2020-08-18 21:49:33,345 INFO L268 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-08-18 21:49:33,345 INFO L271 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: true [2020-08-18 21:49:33,345 INFO L268 CegarLoopResult]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2020-08-18 21:49:33,345 INFO L268 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-08-18 21:49:33,345 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 309 327) the Hoare annotation is: true [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 309 327) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 309 327) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point L280(lines 280 288) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 288) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 273 308) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-08-18 21:49:33,346 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 273 308) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 273 308) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 300) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 961 967) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 961 967) the Hoare annotation is: true [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 541 586) no Hoare annotation was computed. [2020-08-18 21:49:33,347 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 541 586) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 541 586) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 854 899) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 854 899) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point L874(lines 874 881) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 854 899) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point L868(lines 868 888) no Hoare annotation was computed. [2020-08-18 21:49:33,348 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 888) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 497 507) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,349 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 507) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 507) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L264 CegarLoopResult]: At program point L502(line 502) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,349 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 253 263) the Hoare annotation is: true [2020-08-18 21:49:33,349 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 253 263) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 253 263) no Hoare annotation was computed. [2020-08-18 21:49:33,349 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-08-18 21:49:33,349 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 245 252) the Hoare annotation is: true [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2020-08-18 21:49:33,350 INFO L264 CegarLoopResult]: At program point L214(line 214) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2020-08-18 21:49:33,350 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 195 219) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,350 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,350 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-08-18 21:49:33,350 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,350 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 161 167) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 161 167) the Hoare annotation is: true [2020-08-18 21:49:33,351 INFO L264 CegarLoopResult]: At program point testENTRY(lines 54 119) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L264 CegarLoopResult]: At program point L112(lines 63 113) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,351 INFO L264 CegarLoopResult]: At program point L102(line 102) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point L100(lines 100 106) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L264 CegarLoopResult]: At program point L100-1(lines 94 107) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-08-18 21:49:33,351 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L264 CegarLoopResult]: At program point L86(line 86) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L264 CegarLoopResult]: At program point L109(lines 64 111) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,352 INFO L264 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 808 853) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L822(lines 822 842) no Hoare annotation was computed. [2020-08-18 21:49:33,352 INFO L268 CegarLoopResult]: For program point L822-1(lines 822 842) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 808 853) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 808 853) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 220 227) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 220 227) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 220 227) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 424 432) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 424 432) the Hoare annotation is: true [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 424 432) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point L400(lines 400 408) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point L400-2(lines 400 408) no Hoare annotation was computed. [2020-08-18 21:49:33,353 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 392 414) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 392 414) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 392 414) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 705 807) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L793(lines 793 804) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 774) no Hoare annotation was computed. [2020-08-18 21:49:33,354 INFO L268 CegarLoopResult]: For program point L775(lines 753 776) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 705 807) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L734(lines 734 750) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L755(lines 754 774) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 705 807) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L751(lines 751 792) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-08-18 21:49:33,355 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 951 960) no Hoare annotation was computed. [2020-08-18 21:49:33,356 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 951 960) no Hoare annotation was computed. [2020-08-18 21:49:33,356 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 951 960) no Hoare annotation was computed. [2020-08-18 21:49:33,356 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,356 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |old(#length)| |#length|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-18 21:49:33,356 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point L239-1(lines 228 244) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 244) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 244) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-08-18 21:49:33,357 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 415 423) the Hoare annotation is: true [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 415 423) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 415 423) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 371 382) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point L375-1(lines 371 382) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 371 382) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,358 INFO L264 CegarLoopResult]: At program point L150(line 150) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,358 INFO L264 CegarLoopResult]: At program point L148(lines 148 154) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,359 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 134 160) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,359 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point L141(lines 137 159) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point L139(lines 137 159) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 134 160) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 134 160) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L264 CegarLoopResult]: At program point L449-1(lines 449 453) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 435 464) no Hoare annotation was computed. [2020-08-18 21:49:33,359 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 435 464) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,360 INFO L264 CegarLoopResult]: At program point L445-2(lines 445 459) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,360 INFO L264 CegarLoopResult]: At program point L441(line 441) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L271 CegarLoopResult]: At program point L460(lines 435 464) the Hoare annotation is: true [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 383 391) the Hoare annotation is: true [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 383 391) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 383 391) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 347 358) the Hoare annotation is: true [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2020-08-18 21:49:33,360 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 347 358) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 489 495) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 489 495) the Hoare annotation is: true [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 21:49:33,361 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 359 370) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point L363-1(lines 359 370) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 359 370) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-18 21:49:33,361 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-18 21:49:33,362 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-18 21:49:33,362 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-18 21:49:33,380 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 09:49:33 BoogieIcfgContainer [2020-08-18 21:49:33,380 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 21:49:33,384 INFO L168 Benchmark]: Toolchain (without parser) took 19373.91 ms. Allocated memory was 138.9 MB in the beginning and 596.1 MB in the end (delta: 457.2 MB). Free memory was 100.8 MB in the beginning and 199.6 MB in the end (delta: -98.8 MB). Peak memory consumption was 429.3 MB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,386 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,387 INFO L168 Benchmark]: CACSL2BoogieTranslator took 662.08 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,388 INFO L168 Benchmark]: Boogie Preprocessor took 89.54 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,389 INFO L168 Benchmark]: RCFGBuilder took 1145.21 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 166.3 MB in the beginning and 196.4 MB in the end (delta: -30.1 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,389 INFO L168 Benchmark]: TraceAbstraction took 17470.07 ms. Allocated memory was 234.9 MB in the beginning and 596.1 MB in the end (delta: 361.2 MB). Free memory was 194.7 MB in the beginning and 199.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 427.2 MB. Max. memory is 7.1 GB. [2020-08-18 21:49:33,393 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 138.9 MB. Free memory was 120.5 MB in the beginning and 120.0 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 662.08 ms. Allocated memory was 138.9 MB in the beginning and 202.4 MB in the end (delta: 63.4 MB). Free memory was 100.4 MB in the beginning and 170.4 MB in the end (delta: -69.9 MB). Peak memory consumption was 27.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.54 ms. Allocated memory is still 202.4 MB. Free memory was 170.4 MB in the beginning and 166.3 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1145.21 ms. Allocated memory was 202.4 MB in the beginning and 234.9 MB in the end (delta: 32.5 MB). Free memory was 166.3 MB in the beginning and 196.4 MB in the end (delta: -30.1 MB). Peak memory consumption was 84.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17470.07 ms. Allocated memory was 234.9 MB in the beginning and 596.1 MB in the end (delta: 361.2 MB). Free memory was 194.7 MB in the beginning and 199.6 MB in the end (delta: -4.9 MB). Peak memory consumption was 427.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 63]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - InvariantResult [Line: 435]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || pumpRunning == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 247 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.3s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 374 SDtfs, 684 SDslu, 388 SDs, 0 SdLazy, 1560 SolverSat, 466 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=305occurred in iteration=2, 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, 3 MinimizatonAttempts, 85 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 63 LocationsWithAnnotation, 414 PreInvPairs, 488 NumberOfFragments, 743 HoareAnnotationTreeSize, 414 FomulaSimplifications, 4363 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 63 FomulaSimplificationsInter, 11831 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 193 NumberOfCodeBlocks, 193 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 190 ConstructedInterpolants, 0 QuantifiedInterpolants, 58865 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 9/9 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...