/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=DEEPEST --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_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 20:27:36,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 20:27:36,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 20:27:36,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 20:27:36,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 20:27:36,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 20:27:36,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 20:27:36,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 20:27:36,767 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 20:27:36,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 20:27:36,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 20:27:36,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 20:27:36,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 20:27:36,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 20:27:36,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 20:27:36,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 20:27:36,774 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 20:27:36,775 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 20:27:36,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 20:27:36,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 20:27:36,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 20:27:36,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 20:27:36,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 20:27:36,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 20:27:36,786 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 20:27:36,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 20:27:36,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 20:27:36,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 20:27:36,788 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 20:27:36,789 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 20:27:36,789 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 20:27:36,790 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 20:27:36,791 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 20:27:36,791 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 20:27:36,792 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 20:27:36,792 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 20:27:36,793 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 20:27:36,793 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 20:27:36,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 20:27:36,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 20:27:36,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 20:27:36,796 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 [2020-08-21 20:27:36,825 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 20:27:36,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 20:27:36,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 20:27:36,827 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 20:27:36,827 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 20:27:36,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 20:27:36,834 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 20:27:36,834 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 20:27:36,834 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 20:27:36,835 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 20:27:36,836 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 20:27:36,836 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 20:27:36,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 20:27:36,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 20:27:36,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 20:27:36,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 20:27:36,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 20:27:36,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 20:27:36,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 20:27:36,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 20:27:36,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 20:27:36,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 20:27:36,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 20:27:36,838 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 20:27:36,838 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=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true; [2020-08-21 20:27:37,186 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 20:27:37,199 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 20:27:37,203 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 20:27:37,204 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 20:27:37,205 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 20:27:37,205 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-08-21 20:27:37,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a88a6ee4/0fab67fa73d7430aa117f2bfcbf8f7a0/FLAGd7c0d2a13 [2020-08-21 20:27:37,805 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 20:27:37,805 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product09.cil.c [2020-08-21 20:27:37,824 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a88a6ee4/0fab67fa73d7430aa117f2bfcbf8f7a0/FLAGd7c0d2a13 [2020-08-21 20:27:38,111 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2a88a6ee4/0fab67fa73d7430aa117f2bfcbf8f7a0 [2020-08-21 20:27:38,122 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 20:27:38,123 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 20:27:38,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 20:27:38,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 20:27:38,128 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 20:27:38,129 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@288b8053 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38, skipping insertion in model container [2020-08-21 20:27:38,132 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,141 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 20:27:38,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 20:27:38,638 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 20:27:38,650 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 20:27:38,724 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 20:27:38,758 INFO L208 MainTranslator]: Completed translation [2020-08-21 20:27:38,758 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38 WrapperNode [2020-08-21 20:27:38,758 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 20:27:38,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 20:27:38,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 20:27:38,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 20:27:38,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,838 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,843 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (1/1) ... [2020-08-21 20:27:38,853 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 20:27:38,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 20:27:38,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 20:27:38,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 20:27:38,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (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 [2020-08-21 20:27:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 20:27:38,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 20:27:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 20:27:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 20:27:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 20:27:38,937 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 20:27:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 20:27:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 20:27:38,938 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 20:27:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 20:27:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 20:27:38,939 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-21 20:27:38,940 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 20:27:38,940 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 20:27:38,940 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 20:27:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 20:27:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 20:27:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 20:27:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 20:27:38,941 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 20:27:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 20:27:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 20:27:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 20:27:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 20:27:38,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 20:27:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 20:27:38,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 20:27:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 20:27:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 20:27:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 20:27:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 20:27:38,944 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 20:27:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 20:27:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 20:27:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-21 20:27:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-21 20:27:38,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-21 20:27:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 20:27:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 20:27:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 20:27:38,946 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 20:27:38,947 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-21 20:27:38,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-21 20:27:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 20:27:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-21 20:27:38,949 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-21 20:27:38,950 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 20:27:38,951 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 20:27:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 20:27:38,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 20:27:38,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 20:27:38,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 20:27:38,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 20:27:38,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 20:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 20:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 20:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 20:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 20:27:38,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 20:27:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 20:27:38,956 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 20:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 20:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 20:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 20:27:38,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 20:27:39,932 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 20:27:39,933 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 20:27:39,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 08:27:39 BoogieIcfgContainer [2020-08-21 20:27:39,938 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 20:27:39,940 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 20:27:39,940 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 20:27:39,943 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 20:27:39,944 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 08:27:38" (1/3) ... [2020-08-21 20:27:39,944 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17df079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 08:27:39, skipping insertion in model container [2020-08-21 20:27:39,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 08:27:38" (2/3) ... [2020-08-21 20:27:39,945 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17df079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 08:27:39, skipping insertion in model container [2020-08-21 20:27:39,945 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 08:27:39" (3/3) ... [2020-08-21 20:27:39,947 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product09.cil.c [2020-08-21 20:27:39,958 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 20:27:39,966 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 20:27:39,980 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 20:27:40,003 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 20:27:40,004 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 20:27:40,004 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 20:27:40,004 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 20:27:40,004 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 20:27:40,005 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 20:27:40,005 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 20:27:40,005 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 20:27:40,027 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states. [2020-08-21 20:27:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 20:27:40,037 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:27:40,038 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] [2020-08-21 20:27:40,039 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:27:40,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:27:40,045 INFO L82 PathProgramCache]: Analyzing trace with hash 1255762620, now seen corresponding path program 1 times [2020-08-21 20:27:40,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:27:40,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1625903563] [2020-08-21 20:27:40,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:27:40,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,707 WARN L193 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:27:40,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:40,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:27:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:27:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:27:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:27:40,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:27:40,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 20:27:40,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:40,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 20:27:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 20:27:40,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:40,812 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 20:27:40,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1625903563] [2020-08-21 20:27:40,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:27:40,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 20:27:40,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959718841] [2020-08-21 20:27:40,822 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 20:27:40,822 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:27:40,837 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 20:27:40,838 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 20:27:40,840 INFO L87 Difference]: Start difference. First operand 134 states. Second operand 4 states. [2020-08-21 20:27:41,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:27:41,635 INFO L93 Difference]: Finished difference Result 205 states and 272 transitions. [2020-08-21 20:27:41,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 20:27:41,637 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-21 20:27:41,638 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:27:41,651 INFO L225 Difference]: With dead ends: 205 [2020-08-21 20:27:41,651 INFO L226 Difference]: Without dead ends: 115 [2020-08-21 20:27:41,655 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 [2020-08-21 20:27:41,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-21 20:27:41,752 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-21 20:27:41,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-21 20:27:41,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 106 transitions. [2020-08-21 20:27:41,762 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 106 transitions. Word has length 59 [2020-08-21 20:27:41,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:27:41,763 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 106 transitions. [2020-08-21 20:27:41,763 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 20:27:41,763 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 106 transitions. [2020-08-21 20:27:41,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-21 20:27:41,770 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:27:41,771 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] [2020-08-21 20:27:41,771 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 20:27:41,771 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:27:41,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:27:41,772 INFO L82 PathProgramCache]: Analyzing trace with hash -588611726, now seen corresponding path program 1 times [2020-08-21 20:27:41,772 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:27:41,772 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1645292145] [2020-08-21 20:27:41,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:27:41,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,121 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:27:42,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:27:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:27:42,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:27:42,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:27:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:27:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 20:27:42,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-21 20:27:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-21 20:27:42,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:42,221 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 20:27:42,221 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1645292145] [2020-08-21 20:27:42,222 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:27:42,222 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 20:27:42,222 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246540576] [2020-08-21 20:27:42,224 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 20:27:42,225 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:27:42,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 20:27:42,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 20:27:42,225 INFO L87 Difference]: Start difference. First operand 91 states and 106 transitions. Second operand 9 states. [2020-08-21 20:27:42,622 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 20:27:42,936 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:43,211 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:43,444 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:44,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:27:44,289 INFO L93 Difference]: Finished difference Result 178 states and 227 transitions. [2020-08-21 20:27:44,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 20:27:44,290 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-21 20:27:44,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:27:44,294 INFO L225 Difference]: With dead ends: 178 [2020-08-21 20:27:44,294 INFO L226 Difference]: Without dead ends: 115 [2020-08-21 20:27:44,297 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2020-08-21 20:27:44,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 115 states. [2020-08-21 20:27:44,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 115 to 91. [2020-08-21 20:27:44,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-08-21 20:27:44,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 105 transitions. [2020-08-21 20:27:44,354 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 105 transitions. Word has length 64 [2020-08-21 20:27:44,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:27:44,354 INFO L479 AbstractCegarLoop]: Abstraction has 91 states and 105 transitions. [2020-08-21 20:27:44,354 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 20:27:44,355 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 105 transitions. [2020-08-21 20:27:44,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-21 20:27:44,365 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 20:27:44,365 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] [2020-08-21 20:27:44,365 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 20:27:44,366 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 20:27:44,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 20:27:44,366 INFO L82 PathProgramCache]: Analyzing trace with hash 145085063, now seen corresponding path program 1 times [2020-08-21 20:27:44,366 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 20:27:44,366 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2013572887] [2020-08-21 20:27:44,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 20:27:44,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,699 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:27:44,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:44,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 20:27:44,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 20:27:44,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 20:27:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 20:27:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 20:27:44,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 20:27:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 20:27:44,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-21 20:27:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 20:27:44,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-21 20:27:44,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 20:27:44,814 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 20:27:44,815 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2013572887] [2020-08-21 20:27:44,815 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 20:27:44,815 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-21 20:27:44,816 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635038526] [2020-08-21 20:27:44,816 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 20:27:44,816 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 20:27:44,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 20:27:44,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 20:27:44,817 INFO L87 Difference]: Start difference. First operand 91 states and 105 transitions. Second operand 8 states. [2020-08-21 20:27:45,239 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 20:27:45,805 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:46,361 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:46,582 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 20:27:46,655 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 20:27:46,656 INFO L93 Difference]: Finished difference Result 170 states and 217 transitions. [2020-08-21 20:27:46,656 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 20:27:46,656 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-21 20:27:46,657 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 20:27:46,658 INFO L225 Difference]: With dead ends: 170 [2020-08-21 20:27:46,658 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 20:27:46,660 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-21 20:27:46,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 20:27:46,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 20:27:46,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 20:27:46,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 20:27:46,661 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-21 20:27:46,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 20:27:46,662 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 20:27:46,662 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 20:27:46,662 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 20:27:46,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 20:27:46,662 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 20:27:46,664 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 20:27:47,790 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:47,933 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-21 20:27:48,129 WARN L193 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:48,301 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:48,449 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:27:48,622 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:48,844 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 20:27:49,034 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:49,218 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 19 [2020-08-21 20:27:49,384 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-21 20:27:49,610 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:27:49,793 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 16 [2020-08-21 20:27:49,964 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-21 20:27:50,132 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:27:50,304 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2020-08-21 20:27:50,454 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 20:27:50,463 INFO L268 CegarLoopResult]: For program point L514-2(lines 514 535) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point L536(lines 513 537) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 489 544) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point L520(lines 520 524) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point L520-1(lines 520 524) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 489 544) no Hoare annotation was computed. [2020-08-21 20:27:50,464 INFO L268 CegarLoopResult]: For program point L515(line 515) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 489 544) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point L577(lines 577 581) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point L577-1(lines 577 581) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point L572(line 572) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point L571-2(lines 571 596) no Hoare annotation was computed. [2020-08-21 20:27:50,465 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 545 604) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point L597(lines 570 598) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 545 604) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point L590(line 590) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point L590-1(line 590) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 545 604) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 821 827) the Hoare annotation is: true [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 821 827) no Hoare annotation was computed. [2020-08-21 20:27:50,466 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 828 836) no Hoare annotation was computed. [2020-08-21 20:27:50,467 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 828 836) the Hoare annotation is: true [2020-08-21 20:27:50,467 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 828 836) no Hoare annotation was computed. [2020-08-21 20:27:50,467 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 839 846) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 839 846) no Hoare annotation was computed. [2020-08-21 20:27:50,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 839 846) no Hoare annotation was computed. [2020-08-21 20:27:50,467 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 847 856) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,467 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 847 856) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 847 856) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L268 CegarLoopResult]: For program point L865(lines 865 882) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L268 CegarLoopResult]: For program point L865-1(lines 857 885) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L271 CegarLoopResult]: At program point L863(line 863) the Hoare annotation is: true [2020-08-21 20:27:50,468 INFO L268 CegarLoopResult]: For program point L863-1(line 863) no Hoare annotation was computed. [2020-08-21 20:27:50,468 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 857 885) the Hoare annotation is: true [2020-08-21 20:27:50,469 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 857 885) no Hoare annotation was computed. [2020-08-21 20:27:50,469 INFO L264 CegarLoopResult]: At program point L872(line 872) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-21 20:27:50,469 INFO L268 CegarLoopResult]: For program point L870(lines 870 876) no Hoare annotation was computed. [2020-08-21 20:27:50,469 INFO L268 CegarLoopResult]: For program point L869(lines 869 879) no Hoare annotation was computed. [2020-08-21 20:27:50,469 INFO L271 CegarLoopResult]: At program point L867(line 867) the Hoare annotation is: true [2020-08-21 20:27:50,469 INFO L268 CegarLoopResult]: For program point L867-1(line 867) no Hoare annotation was computed. [2020-08-21 20:27:50,470 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 413 435) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,470 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 413 435) no Hoare annotation was computed. [2020-08-21 20:27:50,470 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 413 435) no Hoare annotation was computed. [2020-08-21 20:27:50,470 INFO L264 CegarLoopResult]: At program point L425(line 425) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,470 INFO L264 CegarLoopResult]: At program point L425-1(line 425) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,470 INFO L268 CegarLoopResult]: For program point L423(lines 423 430) no Hoare annotation was computed. [2020-08-21 20:27:50,470 INFO L268 CegarLoopResult]: For program point L423-1(lines 423 430) no Hoare annotation was computed. [2020-08-21 20:27:50,471 INFO L268 CegarLoopResult]: For program point L421(line 421) no Hoare annotation was computed. [2020-08-21 20:27:50,471 INFO L264 CegarLoopResult]: At program point L420(line 420) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,471 INFO L264 CegarLoopResult]: At program point L419(line 419) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,471 INFO L264 CegarLoopResult]: At program point L419-1(line 419) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,471 INFO L268 CegarLoopResult]: For program point L385(line 385) no Hoare annotation was computed. [2020-08-21 20:27:50,471 INFO L268 CegarLoopResult]: For program point L384(line 384) no Hoare annotation was computed. [2020-08-21 20:27:50,471 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 367 390) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point L382(line 382) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point L381(line 381) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 367 390) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 367 390) no Hoare annotation was computed. [2020-08-21 20:27:50,472 INFO L268 CegarLoopResult]: For program point L379(line 379) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L378(line 378) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L377(line 377) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L376(line 376) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L375(line 375) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L374(line 374) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L373(line 373) no Hoare annotation was computed. [2020-08-21 20:27:50,473 INFO L268 CegarLoopResult]: For program point L372(line 372) no Hoare annotation was computed. [2020-08-21 20:27:50,474 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 170 177) no Hoare annotation was computed. [2020-08-21 20:27:50,474 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 170 177) no Hoare annotation was computed. [2020-08-21 20:27:50,474 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 170 177) no Hoare annotation was computed. [2020-08-21 20:27:50,474 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2020-08-21 20:27:50,474 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point L254-1(line 254) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point L243(lines 243 251) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2020-08-21 20:27:50,475 INFO L268 CegarLoopResult]: For program point L231(lines 231 239) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 814 820) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 814 820) the Hoare annotation is: true [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 443 488) no Hoare annotation was computed. [2020-08-21 20:27:50,476 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 443 488) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 443 488) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point L770-1(lines 770 790) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 756 801) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 756 801) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point L776(lines 776 783) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 756 801) no Hoare annotation was computed. [2020-08-21 20:27:50,477 INFO L268 CegarLoopResult]: For program point L770(lines 770 790) no Hoare annotation was computed. [2020-08-21 20:27:50,478 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 399 409) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,478 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 399 409) no Hoare annotation was computed. [2020-08-21 20:27:50,478 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 399 409) no Hoare annotation was computed. [2020-08-21 20:27:50,478 INFO L271 CegarLoopResult]: At program point L404(line 404) the Hoare annotation is: true [2020-08-21 20:27:50,478 INFO L268 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-08-21 20:27:50,478 INFO L268 CegarLoopResult]: For program point L209-1(line 209) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 204 214) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 196 203) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2020-08-21 20:27:50,479 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 163 169) no Hoare annotation was computed. [2020-08-21 20:27:50,480 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 163 169) the Hoare annotation is: true [2020-08-21 20:27:50,480 INFO L264 CegarLoopResult]: At program point testENTRY(lines 262 325) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,480 INFO L271 CegarLoopResult]: At program point L318(lines 271 319) the Hoare annotation is: true [2020-08-21 20:27:50,480 INFO L268 CegarLoopResult]: For program point testFINAL(lines 262 325) no Hoare annotation was computed. [2020-08-21 20:27:50,480 INFO L268 CegarLoopResult]: For program point L308(lines 308 312) no Hoare annotation was computed. [2020-08-21 20:27:50,480 INFO L271 CegarLoopResult]: At program point L308-2(lines 302 313) the Hoare annotation is: true [2020-08-21 20:27:50,481 INFO L268 CegarLoopResult]: For program point L273(lines 272 317) no Hoare annotation was computed. [2020-08-21 20:27:50,481 INFO L268 CegarLoopResult]: For program point L302(lines 302 313) no Hoare annotation was computed. [2020-08-21 20:27:50,481 INFO L271 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: true [2020-08-21 20:27:50,481 INFO L268 CegarLoopResult]: For program point L292(lines 292 298) no Hoare annotation was computed. [2020-08-21 20:27:50,481 INFO L268 CegarLoopResult]: For program point L292-1(lines 292 298) no Hoare annotation was computed. [2020-08-21 20:27:50,481 INFO L271 CegarLoopResult]: At program point L284(line 284) the Hoare annotation is: true [2020-08-21 20:27:50,481 INFO L271 CegarLoopResult]: At program point L315(lines 272 317) the Hoare annotation is: true [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L282(lines 282 288) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L282-1(lines 282 288) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L274(lines 274 278) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point testEXIT(lines 262 325) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L730(lines 730 737) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 710 755) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 710 755) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L724(lines 724 744) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point L724-1(lines 724 744) no Hoare annotation was computed. [2020-08-21 20:27:50,482 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 710 755) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 607 709) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L636(lines 636 652) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L696(lines 696 703) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L657(lines 656 676) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L688(line 688) no Hoare annotation was computed. [2020-08-21 20:27:50,483 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L653(lines 653 694) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 607 709) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L672(line 672) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L672-1(line 672) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L695(lines 695 706) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L658(lines 658 662) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 607 709) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L656-2(lines 656 676) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point L677(lines 655 678) no Hoare annotation was computed. [2020-08-21 20:27:50,484 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 804 813) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 804 813) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 804 813) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.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~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point L190-1(lines 179 195) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 179 195) no Hoare annotation was computed. [2020-08-21 20:27:50,485 INFO L268 CegarLoopResult]: For program point L186(lines 186 192) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 179 195) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point L184-1(line 184) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-21 20:27:50,486 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-21 20:27:50,487 INFO L271 CegarLoopResult]: At program point L152(line 152) the Hoare annotation is: true [2020-08-21 20:27:50,487 INFO L271 CegarLoopResult]: At program point L150(lines 150 156) the Hoare annotation is: true [2020-08-21 20:27:50,487 INFO L264 CegarLoopResult]: At program point L145(line 145) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~pumpRunning~0 0))) [2020-08-21 20:27:50,488 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 136 162) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point L143(lines 139 161) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point L141(lines 139 161) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 136 162) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 136 162) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 337 366) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L268 CegarLoopResult]: For program point L351(lines 351 355) no Hoare annotation was computed. [2020-08-21 20:27:50,488 INFO L271 CegarLoopResult]: At program point L351-1(lines 351 355) the Hoare annotation is: true [2020-08-21 20:27:50,489 INFO L264 CegarLoopResult]: At program point cleanupENTRY(lines 337 366) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,489 INFO L268 CegarLoopResult]: For program point L348(line 348) no Hoare annotation was computed. [2020-08-21 20:27:50,489 INFO L271 CegarLoopResult]: At program point L347-2(lines 347 361) the Hoare annotation is: true [2020-08-21 20:27:50,489 INFO L264 CegarLoopResult]: At program point L343(line 343) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,489 INFO L268 CegarLoopResult]: For program point L343-1(line 343) no Hoare annotation was computed. [2020-08-21 20:27:50,489 INFO L271 CegarLoopResult]: At program point L362(lines 337 366) the Hoare annotation is: true [2020-08-21 20:27:50,489 INFO L268 CegarLoopResult]: For program point L358(line 358) no Hoare annotation was computed. [2020-08-21 20:27:50,490 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-21 20:27:50,490 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-21 20:27:50,490 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-21 20:27:50,490 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 391 397) no Hoare annotation was computed. [2020-08-21 20:27:50,490 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 391 397) the Hoare annotation is: true [2020-08-21 20:27:50,490 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,490 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-21 20:27:50,491 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 20:27:50,491 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 20:27:50,491 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-21 20:27:50,491 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-21 20:27:50,491 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2020-08-21 20:27:50,491 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 327 334) no Hoare annotation was computed. [2020-08-21 20:27:50,491 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 331) no Hoare annotation was computed. [2020-08-21 20:27:50,492 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 327 334) the Hoare annotation is: true [2020-08-21 20:27:50,492 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 327 334) no Hoare annotation was computed. [2020-08-21 20:27:50,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 08:27:50 BoogieIcfgContainer [2020-08-21 20:27:50,502 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 20:27:50,504 INFO L168 Benchmark]: Toolchain (without parser) took 12381.27 ms. Allocated memory was 140.0 MB in the beginning and 477.6 MB in the end (delta: 337.6 MB). Free memory was 102.4 MB in the beginning and 303.9 MB in the end (delta: -201.5 MB). Peak memory consumption was 296.5 MB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,505 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 634.66 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 102.2 MB in the beginning and 169.1 MB in the end (delta: -66.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,509 INFO L168 Benchmark]: Boogie Preprocessor took 94.21 ms. Allocated memory is still 201.9 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,510 INFO L168 Benchmark]: RCFGBuilder took 1082.17 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 164.4 MB in the beginning and 198.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,511 INFO L168 Benchmark]: TraceAbstraction took 10562.95 ms. Allocated memory was 235.9 MB in the beginning and 477.6 MB in the end (delta: 241.7 MB). Free memory was 198.2 MB in the beginning and 303.9 MB in the end (delta: -105.7 MB). Peak memory consumption was 296.4 MB. Max. memory is 7.1 GB. [2020-08-21 20:27:50,515 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 140.0 MB. Free memory was 121.5 MB in the beginning and 121.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 634.66 ms. Allocated memory was 140.0 MB in the beginning and 201.9 MB in the end (delta: 61.9 MB). Free memory was 102.2 MB in the beginning and 169.1 MB in the end (delta: -66.9 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 94.21 ms. Allocated memory is still 201.9 MB. Free memory was 169.1 MB in the beginning and 164.4 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1082.17 ms. Allocated memory was 201.9 MB in the beginning and 235.9 MB in the end (delta: 34.1 MB). Free memory was 164.4 MB in the beginning and 198.2 MB in the end (delta: -33.8 MB). Peak memory consumption was 81.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 10562.95 ms. Allocated memory was 235.9 MB in the beginning and 477.6 MB in the end (delta: 241.7 MB). Free memory was 198.2 MB in the beginning and 303.9 MB in the end (delta: -105.7 MB). Peak memory consumption was 296.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 331]: 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: 272]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 347]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 271]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 337]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 211 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 6.6s, OverallIterations: 3, TraceHistogramMax: 2, AutomataDifference: 4.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 262 SDtfs, 366 SDslu, 252 SDs, 0 SdLazy, 795 SolverSat, 228 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 85 GetRequests, 59 SyntacticMatches, 1 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=134occurred in iteration=0, 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, 48 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 156 PreInvPairs, 186 NumberOfFragments, 490 HoareAnnotationTreeSize, 156 FomulaSimplifications, 3324 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 43 FomulaSimplificationsInter, 4942 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 190 NumberOfCodeBlocks, 190 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 187 ConstructedInterpolants, 0 QuantifiedInterpolants, 56702 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...