/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=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.1 --traceabstraction.additional.smt.options log-additional-information=true -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 0.1.25-177f698 [2020-08-22 02:56:43,745 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 02:56:43,748 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 02:56:43,792 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 02:56:43,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 02:56:43,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 02:56:43,795 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 02:56:43,797 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 02:56:43,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 02:56:43,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 02:56:43,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 02:56:43,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 02:56:43,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 02:56:43,803 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 02:56:43,804 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 02:56:43,805 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 02:56:43,806 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 02:56:43,807 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 02:56:43,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 02:56:43,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 02:56:43,812 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 02:56:43,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 02:56:43,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 02:56:43,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 02:56:43,817 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 02:56:43,817 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 02:56:43,818 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 02:56:43,819 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 02:56:43,819 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 02:56:43,820 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 02:56:43,820 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 02:56:43,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 02:56:43,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 02:56:43,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 02:56:43,823 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 02:56:43,823 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 02:56:43,824 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 02:56:43,824 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 02:56:43,824 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 02:56:43,825 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 02:56:43,826 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 02:56:43,827 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 [2020-08-22 02:56:43,849 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 02:56:43,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 02:56:43,851 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 02:56:43,851 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 02:56:43,851 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 02:56:43,851 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 02:56:43,852 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 02:56:43,852 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 02:56:43,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 02:56:43,852 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 02:56:43,852 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 02:56:43,853 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 02:56:43,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 02:56:43,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 02:56:43,854 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 02:56:43,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 02:56:43,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 02:56:43,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 02:56:43,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 02:56:43,855 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 02:56:43,855 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 02:56:43,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 02:56:43,856 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 02:56:43,856 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 02:56:43,856 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=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.1;log-additional-information=true; [2020-08-22 02:56:44,192 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 02:56:44,204 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 02:56:44,208 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 02:56:44,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 02:56:44,210 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 02:56:44,211 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-08-22 02:56:44,273 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bcfa633b8/894e8d7c1fa74983ba5612c84c0d9309/FLAG874043cfa [2020-08-22 02:56:44,819 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 02:56:44,820 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product31.cil.c [2020-08-22 02:56:44,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bcfa633b8/894e8d7c1fa74983ba5612c84c0d9309/FLAG874043cfa [2020-08-22 02:56:45,123 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bcfa633b8/894e8d7c1fa74983ba5612c84c0d9309 [2020-08-22 02:56:45,135 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 02:56:45,137 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 02:56:45,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 02:56:45,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 02:56:45,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 02:56:45,144 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2844f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45, skipping insertion in model container [2020-08-22 02:56:45,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,157 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 02:56:45,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 02:56:45,666 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:56:45,691 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 02:56:45,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 02:56:45,837 INFO L208 MainTranslator]: Completed translation [2020-08-22 02:56:45,838 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45 WrapperNode [2020-08-22 02:56:45,838 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 02:56:45,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 02:56:45,839 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 02:56:45,839 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 02:56:45,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,872 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,872 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,906 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,916 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,921 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (1/1) ... [2020-08-22 02:56:45,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 02:56:45,929 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 02:56:45,929 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 02:56:45,929 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 02:56:45,930 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (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 [2020-08-22 02:56:45,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 02:56:45,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 02:56:45,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 02:56:45,986 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-22 02:56:45,987 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-22 02:56:45,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-22 02:56:45,989 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-22 02:56:45,990 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-22 02:56:45,991 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-22 02:56:45,992 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-22 02:56:45,993 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-22 02:56:45,994 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-22 02:56:45,995 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-22 02:56:45,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 02:56:45,997 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 02:56:45,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 02:56:45,999 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-22 02:56:46,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 02:56:47,065 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 02:56:47,065 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-22 02:56:47,070 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:56:47 BoogieIcfgContainer [2020-08-22 02:56:47,070 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 02:56:47,072 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 02:56:47,072 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 02:56:47,075 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 02:56:47,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 02:56:45" (1/3) ... [2020-08-22 02:56:47,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33cb5d0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:56:47, skipping insertion in model container [2020-08-22 02:56:47,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 02:56:45" (2/3) ... [2020-08-22 02:56:47,077 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33cb5d0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 02:56:47, skipping insertion in model container [2020-08-22 02:56:47,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 02:56:47" (3/3) ... [2020-08-22 02:56:47,079 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product31.cil.c [2020-08-22 02:56:47,089 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 02:56:47,098 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 02:56:47,113 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 02:56:47,139 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 02:56:47,139 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 02:56:47,139 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-22 02:56:47,140 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 02:56:47,140 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 02:56:47,140 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 02:56:47,141 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 02:56:47,141 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 02:56:47,164 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2020-08-22 02:56:47,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-22 02:56:47,176 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:56:47,177 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] [2020-08-22 02:56:47,178 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:56:47,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:56:47,184 INFO L82 PathProgramCache]: Analyzing trace with hash 206816994, now seen corresponding path program 1 times [2020-08-22 02:56:47,193 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:56:47,193 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2000711139] [2020-08-22 02:56:47,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:56:47,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:47,896 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 02:56:47,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:47,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:47,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:56:47,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:47,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 02:56:47,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:47,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 02:56:47,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:47,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 02:56:47,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 02:56:48,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 02:56:48,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:48,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-22 02:56:48,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-22 02:56:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:48,044 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 02:56:48,045 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2000711139] [2020-08-22 02:56:48,048 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:56:48,048 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 02:56:48,049 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809764857] [2020-08-22 02:56:48,056 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 02:56:48,057 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:56:48,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 02:56:48,073 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-22 02:56:48,075 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 4 states. [2020-08-22 02:56:49,225 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:56:49,226 INFO L93 Difference]: Finished difference Result 306 states and 396 transitions. [2020-08-22 02:56:49,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 02:56:49,228 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-22 02:56:49,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:56:49,243 INFO L225 Difference]: With dead ends: 306 [2020-08-22 02:56:49,243 INFO L226 Difference]: Without dead ends: 169 [2020-08-22 02:56:49,248 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 [2020-08-22 02:56:49,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 169 states. [2020-08-22 02:56:49,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 169 to 138. [2020-08-22 02:56:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2020-08-22 02:56:49,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 163 transitions. [2020-08-22 02:56:49,349 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 163 transitions. Word has length 59 [2020-08-22 02:56:49,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:56:49,349 INFO L479 AbstractCegarLoop]: Abstraction has 138 states and 163 transitions. [2020-08-22 02:56:49,350 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 02:56:49,350 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 163 transitions. [2020-08-22 02:56:49,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-22 02:56:49,353 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:56:49,354 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] [2020-08-22 02:56:49,354 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 02:56:49,354 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:56:49,355 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:56:49,355 INFO L82 PathProgramCache]: Analyzing trace with hash -733738644, now seen corresponding path program 1 times [2020-08-22 02:56:49,355 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:56:49,355 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1075958369] [2020-08-22 02:56:49,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:56:49,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,754 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 02:56:49,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:56:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 02:56:49,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 02:56:49,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 02:56:49,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 02:56:49,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:56:49,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:49,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-22 02:56:49,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 02:56:49,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:49,862 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 02:56:49,862 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1075958369] [2020-08-22 02:56:49,862 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:56:49,863 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 02:56:49,863 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279780521] [2020-08-22 02:56:49,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 02:56:49,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:56:49,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 02:56:49,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 02:56:49,866 INFO L87 Difference]: Start difference. First operand 138 states and 163 transitions. Second operand 9 states. [2020-08-22 02:56:50,299 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 02:56:50,631 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:50,942 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:51,179 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:52,197 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-22 02:56:53,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:56:53,875 INFO L93 Difference]: Finished difference Result 469 states and 593 transitions. [2020-08-22 02:56:53,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 02:56:53,880 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-22 02:56:53,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:56:53,888 INFO L225 Difference]: With dead ends: 469 [2020-08-22 02:56:53,888 INFO L226 Difference]: Without dead ends: 359 [2020-08-22 02:56:53,891 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 [2020-08-22 02:56:53,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 359 states. [2020-08-22 02:56:53,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 359 to 305. [2020-08-22 02:56:53,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 305 states. [2020-08-22 02:56:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 305 states and 376 transitions. [2020-08-22 02:56:53,969 INFO L78 Accepts]: Start accepts. Automaton has 305 states and 376 transitions. Word has length 64 [2020-08-22 02:56:53,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:56:53,970 INFO L479 AbstractCegarLoop]: Abstraction has 305 states and 376 transitions. [2020-08-22 02:56:53,970 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 02:56:53,970 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 376 transitions. [2020-08-22 02:56:53,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-22 02:56:53,973 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 02:56:53,973 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] [2020-08-22 02:56:53,974 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 02:56:53,974 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 02:56:53,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 02:56:53,974 INFO L82 PathProgramCache]: Analyzing trace with hash -254396696, now seen corresponding path program 1 times [2020-08-22 02:56:53,975 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 02:56:53,975 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [555066092] [2020-08-22 02:56:53,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 02:56:54,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,312 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 02:56:54,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:54,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 02:56:54,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 02:56:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 02:56:54,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-22 02:56:54,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-22 02:56:54,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-22 02:56:54,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 02:56:54,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 02:56:54,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-22 02:56:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-22 02:56:54,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 02:56:54,463 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 02:56:54,464 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [555066092] [2020-08-22 02:56:54,465 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 02:56:54,465 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 02:56:54,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943293764] [2020-08-22 02:56:54,466 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 02:56:54,466 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-22 02:56:54,466 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 02:56:54,467 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-22 02:56:54,468 INFO L87 Difference]: Start difference. First operand 305 states and 376 transitions. Second operand 9 states. [2020-08-22 02:56:54,868 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-22 02:56:55,491 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:56,344 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:56,591 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 02:56:56,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 02:56:56,758 INFO L93 Difference]: Finished difference Result 531 states and 700 transitions. [2020-08-22 02:56:56,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 02:56:56,759 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-22 02:56:56,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 02:56:56,760 INFO L225 Difference]: With dead ends: 531 [2020-08-22 02:56:56,760 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 02:56:56,765 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-22 02:56:56,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 02:56:56,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 02:56:56,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 02:56:56,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 02:56:56,766 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-22 02:56:56,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 02:56:56,767 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 02:56:56,767 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 02:56:56,767 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 02:56:56,767 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 02:56:56,767 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-22 02:56:56,770 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 02:56:58,907 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 02:56:59,081 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 02:56:59,260 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:56:59,429 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 02:56:59,606 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-22 02:56:59,932 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 02:57:00,131 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 02:57:00,299 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 02:57:00,475 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-22 02:57:00,717 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-22 02:57:01,081 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 02:57:01,242 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 02:57:01,535 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 02:57:01,706 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-22 02:57:02,014 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 02:57:02,334 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 02:57:02,666 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-22 02:57:02,988 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-22 02:57:03,170 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:57:03,320 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:57:03,502 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:57:03,656 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-22 02:57:03,826 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:57:04,039 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-22 02:57:04,363 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 02:57:04,686 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-22 02:57:05,011 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-22 02:57:05,029 INFO L268 CegarLoopResult]: For program point L634(lines 611 635) no Hoare annotation was computed. [2020-08-22 02:57:05,029 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 587 642) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L618(lines 618 622) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L618-1(lines 618 622) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 587 642) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L613(line 613) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 587 642) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L612-2(lines 612 633) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L670(line 670) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L669-2(lines 669 694) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point L695(lines 668 696) no Hoare annotation was computed. [2020-08-22 02:57:05,030 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 643 702) no Hoare annotation was computed. [2020-08-22 02:57:05,031 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-08-22 02:57:05,031 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-08-22 02:57:05,031 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 643 702) no Hoare annotation was computed. [2020-08-22 02:57:05,031 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 643 702) no Hoare annotation was computed. [2020-08-22 02:57:05,032 INFO L268 CegarLoopResult]: For program point L675(lines 675 679) no Hoare annotation was computed. [2020-08-22 02:57:05,032 INFO L268 CegarLoopResult]: For program point L675-1(lines 675 679) no Hoare annotation was computed. [2020-08-22 02:57:05,032 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 968 974) the Hoare annotation is: true [2020-08-22 02:57:05,032 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 968 974) no Hoare annotation was computed. [2020-08-22 02:57:05,032 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 975 983) no Hoare annotation was computed. [2020-08-22 02:57:05,032 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 975 983) the Hoare annotation is: true [2020-08-22 02:57:05,032 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 975 983) no Hoare annotation was computed. [2020-08-22 02:57:05,033 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))) [2020-08-22 02:57:05,033 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 902 909) no Hoare annotation was computed. [2020-08-22 02:57:05,033 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 902 909) no Hoare annotation was computed. [2020-08-22 02:57:05,033 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)|)) [2020-08-22 02:57:05,033 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 910 919) no Hoare annotation was computed. [2020-08-22 02:57:05,033 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 910 919) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L268 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L268 CegarLoopResult]: For program point L930-1(line 930) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L268 CegarLoopResult]: For program point L928(lines 928 945) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L268 CegarLoopResult]: For program point L928-1(lines 920 948) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L271 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: true [2020-08-22 02:57:05,034 INFO L268 CegarLoopResult]: For program point L926-1(line 926) no Hoare annotation was computed. [2020-08-22 02:57:05,034 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 920 948) the Hoare annotation is: true [2020-08-22 02:57:05,035 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 920 948) no Hoare annotation was computed. [2020-08-22 02:57:05,035 INFO L264 CegarLoopResult]: At program point L935(line 935) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-22 02:57:05,035 INFO L268 CegarLoopResult]: For program point L933(lines 933 939) no Hoare annotation was computed. [2020-08-22 02:57:05,035 INFO L268 CegarLoopResult]: For program point L932(lines 932 942) no Hoare annotation was computed. [2020-08-22 02:57:05,035 INFO L271 CegarLoopResult]: At program point L930(line 930) the Hoare annotation is: true [2020-08-22 02:57:05,035 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))) [2020-08-22 02:57:05,035 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 511 533) no Hoare annotation was computed. [2020-08-22 02:57:05,036 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 511 533) no Hoare annotation was computed. [2020-08-22 02:57:05,036 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))) [2020-08-22 02:57:05,036 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))) [2020-08-22 02:57:05,037 INFO L268 CegarLoopResult]: For program point L521(lines 521 528) no Hoare annotation was computed. [2020-08-22 02:57:05,037 INFO L268 CegarLoopResult]: For program point L521-1(lines 521 528) no Hoare annotation was computed. [2020-08-22 02:57:05,037 INFO L268 CegarLoopResult]: For program point L519(line 519) no Hoare annotation was computed. [2020-08-22 02:57:05,037 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))) [2020-08-22 02:57:05,037 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))) [2020-08-22 02:57:05,038 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))) [2020-08-22 02:57:05,038 INFO L268 CegarLoopResult]: For program point L481(line 481) no Hoare annotation was computed. [2020-08-22 02:57:05,038 INFO L268 CegarLoopResult]: For program point L480(line 480) no Hoare annotation was computed. [2020-08-22 02:57:05,038 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 465 488) no Hoare annotation was computed. [2020-08-22 02:57:05,038 INFO L268 CegarLoopResult]: For program point L479(line 479) no Hoare annotation was computed. [2020-08-22 02:57:05,038 INFO L268 CegarLoopResult]: For program point L478(line 478) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point L477(line 477) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 465 488) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point L476(line 476) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 465 488) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point L475(line 475) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point L474(line 474) no Hoare annotation was computed. [2020-08-22 02:57:05,039 INFO L268 CegarLoopResult]: For program point L473(line 473) no Hoare annotation was computed. [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L472(line 472) no Hoare annotation was computed. [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L471(line 471) no Hoare annotation was computed. [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L470(line 470) no Hoare annotation was computed. [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L483(line 483) no Hoare annotation was computed. [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L482(line 482) no Hoare annotation was computed. [2020-08-22 02:57:05,040 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))) [2020-08-22 02:57:05,040 INFO L268 CegarLoopResult]: For program point L188-1(lines 169 193) no Hoare annotation was computed. [2020-08-22 02:57:05,041 INFO L264 CegarLoopResult]: At program point L183(line 183) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,041 INFO L264 CegarLoopResult]: At program point L179(line 179) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,041 INFO L268 CegarLoopResult]: For program point L177(lines 177 185) no Hoare annotation was computed. [2020-08-22 02:57:05,041 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))) [2020-08-22 02:57:05,041 INFO L264 CegarLoopResult]: At program point L175(line 175) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,041 INFO L268 CegarLoopResult]: For program point L175-1(line 175) no Hoare annotation was computed. [2020-08-22 02:57:05,041 INFO L268 CegarLoopResult]: For program point L173(lines 173 190) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 169 193) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 328 342) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L264 CegarLoopResult]: At program point L334(line 334) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point L332(lines 332 338) no Hoare annotation was computed. [2020-08-22 02:57:05,042 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)|))) [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 328 342) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 264 272) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 264 272) the Hoare annotation is: true [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 264 272) no Hoare annotation was computed. [2020-08-22 02:57:05,042 INFO L268 CegarLoopResult]: For program point L318(lines 318 322) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L271 CegarLoopResult]: At program point L316(line 316) the Hoare annotation is: true [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point L318-2(lines 318 322) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point L316-1(line 316) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 309 327) the Hoare annotation is: true [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 309 327) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 309 327) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point L280(lines 280 288) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point L280-2(lines 280 288) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point L303(line 303) no Hoare annotation was computed. [2020-08-22 02:57:05,043 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 273 308) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point L303-1(line 303) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 273 308) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 273 308) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point L292-2(lines 292 300) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 961 967) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 961 967) the Hoare annotation is: true [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 541 586) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 541 586) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 541 586) no Hoare annotation was computed. [2020-08-22 02:57:05,044 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 854 899) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 854 899) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point L874(lines 874 881) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 854 899) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point L868(lines 868 888) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point L868-1(lines 868 888) no Hoare annotation was computed. [2020-08-22 02:57:05,045 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))) [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 497 507) no Hoare annotation was computed. [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 497 507) no Hoare annotation was computed. [2020-08-22 02:57:05,045 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))) [2020-08-22 02:57:05,045 INFO L268 CegarLoopResult]: For program point L258-1(line 258) no Hoare annotation was computed. [2020-08-22 02:57:05,046 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 253 263) the Hoare annotation is: true [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 253 263) no Hoare annotation was computed. [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 253 263) no Hoare annotation was computed. [2020-08-22 02:57:05,046 INFO L271 CegarLoopResult]: At program point L258(line 258) the Hoare annotation is: true [2020-08-22 02:57:05,046 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 245 252) the Hoare annotation is: true [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 245 252) no Hoare annotation was computed. [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 245 252) no Hoare annotation was computed. [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 195 219) no Hoare annotation was computed. [2020-08-22 02:57:05,046 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))) [2020-08-22 02:57:05,046 INFO L268 CegarLoopResult]: For program point L214-1(lines 195 219) no Hoare annotation was computed. [2020-08-22 02:57:05,046 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))) [2020-08-22 02:57:05,047 INFO L264 CegarLoopResult]: At program point L209(line 209) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,047 INFO L264 CegarLoopResult]: At program point L205(line 205) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,047 INFO L268 CegarLoopResult]: For program point L203(lines 203 211) no Hoare annotation was computed. [2020-08-22 02:57:05,047 INFO L264 CegarLoopResult]: At program point L201(line 201) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-22 02:57:05,047 INFO L268 CegarLoopResult]: For program point L201-1(line 201) no Hoare annotation was computed. [2020-08-22 02:57:05,047 INFO L268 CegarLoopResult]: For program point L199(lines 199 216) no Hoare annotation was computed. [2020-08-22 02:57:05,047 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 161 167) no Hoare annotation was computed. [2020-08-22 02:57:05,047 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 161 167) the Hoare annotation is: true [2020-08-22 02:57:05,047 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))) [2020-08-22 02:57:05,047 INFO L268 CegarLoopResult]: For program point testFINAL(lines 54 119) no Hoare annotation was computed. [2020-08-22 02:57:05,047 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)) [2020-08-22 02:57:05,048 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)) [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L100(lines 100 106) no Hoare annotation was computed. [2020-08-22 02:57:05,048 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)) [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L65(lines 64 111) no Hoare annotation was computed. [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L94(lines 94 107) no Hoare annotation was computed. [2020-08-22 02:57:05,048 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)) [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L84(lines 84 90) no Hoare annotation was computed. [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L84-1(lines 84 90) no Hoare annotation was computed. [2020-08-22 02:57:05,048 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)) [2020-08-22 02:57:05,048 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)) [2020-08-22 02:57:05,048 INFO L268 CegarLoopResult]: For program point L74(lines 74 80) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point L74-1(lines 74 80) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point testEXIT(lines 54 119) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point L66(lines 66 70) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point L828(lines 828 835) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 808 853) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point L822(lines 822 842) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point L822-1(lines 822 842) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 808 853) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 808 853) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 220 227) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 220 227) no Hoare annotation was computed. [2020-08-22 02:57:05,049 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 220 227) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 424 432) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 424 432) the Hoare annotation is: true [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 424 432) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point L400(lines 400 408) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point L400-2(lines 400 408) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 392 414) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 392 414) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 392 414) no Hoare annotation was computed. [2020-08-22 02:57:05,050 INFO L268 CegarLoopResult]: For program point L770-1(line 770) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 705 807) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L729(lines 729 733) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L793(lines 793 804) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L754-2(lines 754 774) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L775(lines 753 776) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 705 807) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L734(lines 734 750) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L755(lines 754 774) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L786(line 786) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 705 807) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L786-1(line 786) no Hoare annotation was computed. [2020-08-22 02:57:05,051 INFO L268 CegarLoopResult]: For program point L751(lines 751 792) no Hoare annotation was computed. [2020-08-22 02:57:05,052 INFO L268 CegarLoopResult]: For program point L770(line 770) no Hoare annotation was computed. [2020-08-22 02:57:05,052 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 951 960) no Hoare annotation was computed. [2020-08-22 02:57:05,052 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 951 960) no Hoare annotation was computed. [2020-08-22 02:57:05,052 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 951 960) no Hoare annotation was computed. [2020-08-22 02:57:05,052 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,053 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)|)) [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point L239(line 239) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point L239-1(lines 228 244) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 228 244) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point L235(lines 235 241) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point L233(line 233) no Hoare annotation was computed. [2020-08-22 02:57:05,053 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 228 244) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point L233-1(line 233) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 415 423) the Hoare annotation is: true [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 415 423) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 415 423) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 371 382) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point L375-1(lines 371 382) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 371 382) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,054 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,054 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))) [2020-08-22 02:57:05,055 INFO L264 CegarLoopResult]: At program point L148(lines 148 154) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 02:57:05,055 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))) [2020-08-22 02:57:05,055 INFO L264 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-22 02:57:05,055 INFO L268 CegarLoopResult]: For program point L141(lines 137 159) no Hoare annotation was computed. [2020-08-22 02:57:05,055 INFO L268 CegarLoopResult]: For program point L139(lines 137 159) no Hoare annotation was computed. [2020-08-22 02:57:05,055 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 134 160) no Hoare annotation was computed. [2020-08-22 02:57:05,055 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 134 160) no Hoare annotation was computed. [2020-08-22 02:57:05,055 INFO L268 CegarLoopResult]: For program point L449(lines 449 453) no Hoare annotation was computed. [2020-08-22 02:57:05,055 INFO L264 CegarLoopResult]: At program point L449-1(lines 449 453) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 435 464) no Hoare annotation was computed. [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point L446(line 446) no Hoare annotation was computed. [2020-08-22 02:57:05,056 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))) [2020-08-22 02:57:05,056 INFO L264 CegarLoopResult]: At program point L445-2(lines 445 459) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-22 02:57:05,056 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))) [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point L441-1(line 441) no Hoare annotation was computed. [2020-08-22 02:57:05,056 INFO L271 CegarLoopResult]: At program point L460(lines 435 464) the Hoare annotation is: true [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point L456(line 456) no Hoare annotation was computed. [2020-08-22 02:57:05,056 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 383 391) the Hoare annotation is: true [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 383 391) no Hoare annotation was computed. [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 383 391) no Hoare annotation was computed. [2020-08-22 02:57:05,056 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 347 358) the Hoare annotation is: true [2020-08-22 02:57:05,056 INFO L268 CegarLoopResult]: For program point L351-1(lines 347 358) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 347 358) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 489 495) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 489 495) the Hoare annotation is: true [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-22 02:57:05,057 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 359 370) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point L363-1(lines 359 370) no Hoare annotation was computed. [2020-08-22 02:57:05,057 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 359 370) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-22 02:57:05,057 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-08-22 02:57:05,058 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-08-22 02:57:05,058 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-08-22 02:57:05,058 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-08-22 02:57:05,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 02:57:05 BoogieIcfgContainer [2020-08-22 02:57:05,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 02:57:05,076 INFO L168 Benchmark]: Toolchain (without parser) took 19939.19 ms. Allocated memory was 137.9 MB in the beginning and 592.4 MB in the end (delta: 454.6 MB). Free memory was 100.1 MB in the beginning and 196.5 MB in the end (delta: -96.4 MB). Peak memory consumption was 474.2 MB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,077 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,078 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.39 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 168.9 MB in the end (delta: -69.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,079 INFO L168 Benchmark]: Boogie Preprocessor took 89.57 ms. Allocated memory is still 200.8 MB. Free memory was 168.9 MB in the beginning and 164.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,080 INFO L168 Benchmark]: RCFGBuilder took 1141.92 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 164.7 MB in the beginning and 194.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,081 INFO L168 Benchmark]: TraceAbstraction took 18002.27 ms. Allocated memory was 230.7 MB in the beginning and 592.4 MB in the end (delta: 361.8 MB). Free memory was 192.7 MB in the beginning and 196.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 474.0 MB. Max. memory is 7.1 GB. [2020-08-22 02:57:05,085 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 137.9 MB. Free memory was 119.4 MB in the beginning and 119.2 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 699.39 ms. Allocated memory was 137.9 MB in the beginning and 200.8 MB in the end (delta: 62.9 MB). Free memory was 99.9 MB in the beginning and 168.9 MB in the end (delta: -69.0 MB). Peak memory consumption was 28.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.57 ms. Allocated memory is still 200.8 MB. Free memory was 168.9 MB in the beginning and 164.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1141.92 ms. Allocated memory was 200.8 MB in the beginning and 230.7 MB in the end (delta: 29.9 MB). Free memory was 164.7 MB in the beginning and 194.2 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18002.27 ms. Allocated memory was 230.7 MB in the beginning and 592.4 MB in the end (delta: 361.8 MB). Free memory was 192.7 MB in the beginning and 196.5 MB in the end (delta: -3.8 MB). Peak memory consumption was 474.0 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: 9.6s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 7.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 8.2s, 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, 3.2s 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, 1.8s HoareSimplificationTime, 63 FomulaSimplificationsInter, 11831 FormulaSimplificationTreeSizeReductionInter, 6.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.4s 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...