/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 --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 12:30:40,711 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 12:30:40,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 12:30:40,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 12:30:40,755 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 12:30:40,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 12:30:40,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 12:30:40,768 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 12:30:40,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 12:30:40,773 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 12:30:40,773 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 12:30:40,774 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 12:30:40,775 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 12:30:40,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 12:30:40,779 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 12:30:40,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 12:30:40,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 12:30:40,784 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 12:30:40,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 12:30:40,793 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 12:30:40,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 12:30:40,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 12:30:40,797 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 12:30:40,798 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 12:30:40,815 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 12:30:40,815 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 12:30:40,816 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 12:30:40,817 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 12:30:40,817 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 12:30:40,818 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 12:30:40,818 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 12:30:40,821 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 12:30:40,821 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 12:30:40,822 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 12:30:40,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 12:30:40,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 12:30:40,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 12:30:40,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 12:30:40,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 12:30:40,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 12:30:40,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 12:30:40,831 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 [2020-10-13 12:30:40,852 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 12:30:40,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 12:30:40,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 12:30:40,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 12:30:40,854 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 12:30:40,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 12:30:40,855 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-13 12:30:40,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 12:30:40,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-13 12:30:40,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 12:30:40,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 12:30:40,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 12:30:40,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 12:30:40,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 12:30:40,857 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 12:30:40,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 12:30:40,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 12:30:40,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 12:30:40,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 12:30:40,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 12:30:40,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 12:30:40,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 12:30:40,859 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 12:30:40,859 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 12:30:40,859 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.rcfgbuilder: Size of a code block -> SequenceOfStatements 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 12:30:41,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 12:30:41,190 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 12:30:41,193 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 12:30:41,195 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 12:30:41,195 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 12:30:41,196 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-10-13 12:30:41,256 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba6025b0/43b2880c889e418e9f8954a933e6f962/FLAGa18fa26fb [2020-10-13 12:30:41,774 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 12:30:41,774 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product10.cil.c [2020-10-13 12:30:41,787 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba6025b0/43b2880c889e418e9f8954a933e6f962/FLAGa18fa26fb [2020-10-13 12:30:42,139 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/eba6025b0/43b2880c889e418e9f8954a933e6f962 [2020-10-13 12:30:42,149 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 12:30:42,151 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 12:30:42,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 12:30:42,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 12:30:42,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 12:30:42,159 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a47163c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42, skipping insertion in model container [2020-10-13 12:30:42,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,170 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 12:30:42,237 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 12:30:42,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:30:42,665 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 12:30:42,785 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 12:30:42,819 INFO L208 MainTranslator]: Completed translation [2020-10-13 12:30:42,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42 WrapperNode [2020-10-13 12:30:42,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 12:30:42,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 12:30:42,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 12:30:42,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 12:30:42,835 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,855 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,899 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (1/1) ... [2020-10-13 12:30:42,926 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 12:30:42,927 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 12:30:42,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 12:30:42,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 12:30:42,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (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 [2020-10-13 12:30:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 12:30:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 12:30:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-13 12:30:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-13 12:30:42,991 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-13 12:30:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-13 12:30:42,992 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-13 12:30:42,993 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-13 12:30:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-13 12:30:42,994 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-13 12:30:42,995 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-13 12:30:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-13 12:30:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-13 12:30:42,996 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-10-13 12:30:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-13 12:30:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-13 12:30:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-13 12:30:42,997 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-13 12:30:42,998 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-13 12:30:42,999 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-13 12:30:43,000 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-13 12:30:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-13 12:30:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-13 12:30:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-13 12:30:43,001 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-13 12:30:43,002 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-13 12:30:43,003 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-13 12:30:43,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 12:30:43,006 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-13 12:30:43,006 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-13 12:30:43,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-13 12:30:43,008 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-13 12:30:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-13 12:30:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-13 12:30:43,009 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-10-13 12:30:43,010 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-13 12:30:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-13 12:30:43,011 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 12:30:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 12:30:43,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 12:30:44,067 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 12:30:44,068 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-13 12:30:44,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:30:44 BoogieIcfgContainer [2020-10-13 12:30:44,073 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 12:30:44,075 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 12:30:44,075 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 12:30:44,078 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 12:30:44,078 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:30:42" (1/3) ... [2020-10-13 12:30:44,079 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232d5643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:30:44, skipping insertion in model container [2020-10-13 12:30:44,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:30:42" (2/3) ... [2020-10-13 12:30:44,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232d5643 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:30:44, skipping insertion in model container [2020-10-13 12:30:44,080 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:30:44" (3/3) ... [2020-10-13 12:30:44,082 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product10.cil.c [2020-10-13 12:30:44,093 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 12:30:44,101 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 12:30:44,115 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 12:30:44,141 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 12:30:44,141 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 12:30:44,141 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 12:30:44,141 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 12:30:44,141 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 12:30:44,142 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 12:30:44,142 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 12:30:44,142 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 12:30:44,164 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states. [2020-10-13 12:30:44,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-10-13 12:30:44,173 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:30:44,174 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:30:44,174 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:30:44,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:30:44,181 INFO L82 PathProgramCache]: Analyzing trace with hash -712803612, now seen corresponding path program 1 times [2020-10-13 12:30:44,189 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:30:44,190 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1485928786] [2020-10-13 12:30:44,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:30:44,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:44,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:44,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:45,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:45,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:46,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-13 12:30:48,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:30:48,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3770 [2020-10-13 12:30:48,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-13 12:30:48,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-13 12:30:48,749 WARN L193 SmtUtils]: Spent 407.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:30:48,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:30:48,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:48,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 12:30:48,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:48,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:48,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:30:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:48,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:48,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:48,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:30:48,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:48,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:48,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:48,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:30:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:48,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:30:48,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:48,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:30:48,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:48,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:30:48,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:48,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-13 12:30:48,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:48,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 12:30:48,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:30:48,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:30:48,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:48,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:48,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:48,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:48,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:48,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:30:48,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:48,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:48,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:30:48,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:48,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:48,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:30:48,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1485928786] [2020-10-13 12:30:48,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:30:48,971 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-13 12:30:48,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897244225] [2020-10-13 12:30:48,978 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-13 12:30:48,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:30:48,995 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-13 12:30:48,997 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:30:49,000 INFO L87 Difference]: Start difference. First operand 139 states. Second operand 3 states. [2020-10-13 12:30:49,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:30:49,916 INFO L93 Difference]: Finished difference Result 208 states and 280 transitions. [2020-10-13 12:30:49,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-13 12:30:49,918 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-10-13 12:30:49,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:30:49,932 INFO L225 Difference]: With dead ends: 208 [2020-10-13 12:30:49,933 INFO L226 Difference]: Without dead ends: 114 [2020-10-13 12:30:49,938 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-13 12:30:49,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-13 12:30:50,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 85. [2020-10-13 12:30:50,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-13 12:30:50,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 98 transitions. [2020-10-13 12:30:50,040 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 98 transitions. Word has length 46 [2020-10-13 12:30:50,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:30:50,041 INFO L479 AbstractCegarLoop]: Abstraction has 85 states and 98 transitions. [2020-10-13 12:30:50,041 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-13 12:30:50,041 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 98 transitions. [2020-10-13 12:30:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-13 12:30:50,045 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:30:50,045 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:30:50,046 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 12:30:50,046 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:30:50,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:30:50,047 INFO L82 PathProgramCache]: Analyzing trace with hash -1977757942, now seen corresponding path program 1 times [2020-10-13 12:30:50,047 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:30:50,047 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1844310196] [2020-10-13 12:30:50,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:30:50,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:50,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:50,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:50,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:52,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:52,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-13 12:30:55,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 12:30:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-13 12:30:55,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:30:55,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-13 12:30:55,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-13 12:30:55,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 12:30:55,379 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:30:55,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:30:55,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:55,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-13 12:30:55,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:55,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:30:55,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:55,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:55,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:55,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:30:55,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:55,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:55,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:55,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:30:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:55,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:55,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:55,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:30:55,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:55,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-13 12:30:55,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:55,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:55,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:30:55,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-13 12:30:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:55,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:55,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:55,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:55,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:55,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 12:30:55,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-13 12:30:55,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:55,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:55,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:30:55,480 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1844310196] [2020-10-13 12:30:55,481 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:30:55,481 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-13 12:30:55,482 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802092580] [2020-10-13 12:30:55,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-13 12:30:55,486 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:30:55,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-13 12:30:55,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-13 12:30:55,487 INFO L87 Difference]: Start difference. First operand 85 states and 98 transitions. Second operand 4 states. [2020-10-13 12:30:55,970 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-13 12:30:56,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:30:56,458 INFO L93 Difference]: Finished difference Result 137 states and 167 transitions. [2020-10-13 12:30:56,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-13 12:30:56,459 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-10-13 12:30:56,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:30:56,461 INFO L225 Difference]: With dead ends: 137 [2020-10-13 12:30:56,461 INFO L226 Difference]: Without dead ends: 98 [2020-10-13 12:30:56,463 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-13 12:30:56,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-13 12:30:56,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 76. [2020-10-13 12:30:56,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-13 12:30:56,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 86 transitions. [2020-10-13 12:30:56,523 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 86 transitions. Word has length 47 [2020-10-13 12:30:56,523 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:30:56,523 INFO L479 AbstractCegarLoop]: Abstraction has 76 states and 86 transitions. [2020-10-13 12:30:56,523 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-13 12:30:56,523 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 86 transitions. [2020-10-13 12:30:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-10-13 12:30:56,525 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 12:30:56,525 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-13 12:30:56,525 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 12:30:56,526 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 12:30:56,526 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 12:30:56,526 INFO L82 PathProgramCache]: Analyzing trace with hash 2058663948, now seen corresponding path program 1 times [2020-10-13 12:30:56,526 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 12:30:56,527 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1668077248] [2020-10-13 12:30:56,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 12:30:56,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:56,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:56,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:57,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:57,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-13 12:30:59,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-13 12:30:59,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2693 [2020-10-13 12:30:59,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 12:30:59,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-13 12:30:59,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-13 12:30:59,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 12:30:59,550 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:30:59,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 12:30:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:59,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 12:30:59,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:59,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 12:30:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:59,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:59,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:59,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-13 12:30:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:59,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:59,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:59,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:59,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-13 12:30:59,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:59,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-13 12:30:59,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:59,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-13 12:30:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 12:30:59,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-13 12:30:59,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 12:30:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 12:30:59,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 12:30:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:59,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-13 12:30:59,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-13 12:30:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:30:59,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-13 12:30:59,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 12:30:59,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 12:30:59,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 12:30:59,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 12:30:59,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 12:30:59,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 12:30:59,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-10-13 12:30:59,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-13 12:30:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 12:30:59,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-13 12:30:59,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 12:30:59,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-13 12:30:59,684 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1668077248] [2020-10-13 12:30:59,684 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-13 12:30:59,684 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-13 12:30:59,684 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275877909] [2020-10-13 12:30:59,685 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-13 12:30:59,686 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 12:30:59,686 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-13 12:30:59,687 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-13 12:30:59,687 INFO L87 Difference]: Start difference. First operand 76 states and 86 transitions. Second operand 7 states. [2020-10-13 12:31:00,082 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-10-13 12:31:00,789 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-13 12:31:01,038 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-10-13 12:31:01,347 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-13 12:31:01,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 12:31:01,439 INFO L93 Difference]: Finished difference Result 138 states and 169 transitions. [2020-10-13 12:31:01,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-13 12:31:01,440 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2020-10-13 12:31:01,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 12:31:01,441 INFO L225 Difference]: With dead ends: 138 [2020-10-13 12:31:01,441 INFO L226 Difference]: Without dead ends: 0 [2020-10-13 12:31:01,442 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2020-10-13 12:31:01,442 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-13 12:31:01,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-13 12:31:01,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-13 12:31:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-13 12:31:01,443 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 52 [2020-10-13 12:31:01,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 12:31:01,444 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-13 12:31:01,444 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-13 12:31:01,444 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-13 12:31:01,445 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-13 12:31:01,445 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 12:31:01,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-13 12:31:02,385 WARN L193 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:02,554 WARN L193 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:02,695 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:02,858 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:03,008 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:03,157 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:03,318 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:03,458 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:03,666 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-10-13 12:31:03,816 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:03,961 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:04,113 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:04,290 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:04,483 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 8 [2020-10-13 12:31:04,640 WARN L193 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 15 [2020-10-13 12:31:04,644 INFO L268 CegarLoopResult]: For program point L383(line 383) no Hoare annotation was computed. [2020-10-13 12:31:04,645 INFO L268 CegarLoopResult]: For program point L382-2(lines 382 403) no Hoare annotation was computed. [2020-10-13 12:31:04,645 INFO L268 CegarLoopResult]: For program point L404(lines 381 405) no Hoare annotation was computed. [2020-10-13 12:31:04,645 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 357 412) no Hoare annotation was computed. [2020-10-13 12:31:04,645 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 357 412) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point L388(lines 388 392) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point L388-1(lines 388 392) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 357 412) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point L445(lines 445 449) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point L445-1(lines 445 449) no Hoare annotation was computed. [2020-10-13 12:31:04,646 INFO L268 CegarLoopResult]: For program point L440(line 440) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 413 472) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point L439-2(lines 439 464) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point L465(lines 438 466) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 413 472) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point L458(line 458) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 413 472) no Hoare annotation was computed. [2020-10-13 12:31:04,647 INFO L268 CegarLoopResult]: For program point L458-1(line 458) no Hoare annotation was computed. [2020-10-13 12:31:04,648 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 852 858) the Hoare annotation is: true [2020-10-13 12:31:04,648 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 852 858) no Hoare annotation was computed. [2020-10-13 12:31:04,648 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 859 867) no Hoare annotation was computed. [2020-10-13 12:31:04,648 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 859 867) the Hoare annotation is: true [2020-10-13 12:31:04,648 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 859 867) no Hoare annotation was computed. [2020-10-13 12:31:04,648 INFO L268 CegarLoopResult]: For program point L289(line 289) no Hoare annotation was computed. [2020-10-13 12:31:04,649 INFO L264 CegarLoopResult]: At program point L288(line 288) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,649 INFO L264 CegarLoopResult]: At program point L287(line 287) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,649 INFO L264 CegarLoopResult]: At program point L287-1(line 287) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,649 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 281 303) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,649 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 281 303) no Hoare annotation was computed. [2020-10-13 12:31:04,649 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 281 303) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L264 CegarLoopResult]: At program point L293(line 293) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,650 INFO L264 CegarLoopResult]: At program point L293-1(line 293) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point L291(lines 291 298) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point L291-1(lines 291 298) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 237 260) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point L255(line 255) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point L254(line 254) no Hoare annotation was computed. [2020-10-13 12:31:04,650 INFO L268 CegarLoopResult]: For program point L253(line 253) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 237 260) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L252(line 252) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 237 260) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L251(line 251) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L250(line 250) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L248(line 248) no Hoare annotation was computed. [2020-10-13 12:31:04,651 INFO L268 CegarLoopResult]: For program point L247(line 247) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point L246(line 246) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point L245(line 245) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point L244(line 244) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point L243(line 243) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point L242(line 242) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 709 716) no Hoare annotation was computed. [2020-10-13 12:31:04,652 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 709 716) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 709 716) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 754 762) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 754 762) the Hoare annotation is: true [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 754 762) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point L770-2(lines 770 778) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point L793(line 793) no Hoare annotation was computed. [2020-10-13 12:31:04,653 INFO L268 CegarLoopResult]: For program point L793-1(line 793) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 763 798) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 763 798) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 763 798) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point L770(lines 770 778) no Hoare annotation was computed. [2020-10-13 12:31:04,654 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 845 851) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 845 851) the Hoare annotation is: true [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 311 356) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 311 356) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 311 356) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point L638(lines 638 658) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point L638-1(lines 638 658) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 624 669) no Hoare annotation was computed. [2020-10-13 12:31:04,655 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 624 669) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 624 669) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point L644(lines 644 651) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 268 277) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 268 277) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 268 277) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 743 753) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point L748(line 748) no Hoare annotation was computed. [2020-10-13 12:31:04,656 INFO L268 CegarLoopResult]: For program point L748-1(line 748) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 743 753) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 743 753) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point deactivatePumpENTRY(lines 735 742) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 735 742) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 735 742) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 702 708) no Hoare annotation was computed. [2020-10-13 12:31:04,657 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 702 708) the Hoare annotation is: true [2020-10-13 12:31:04,657 INFO L264 CegarLoopResult]: At program point testENTRY(lines 138 203) the Hoare annotation is: (or (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,658 INFO L268 CegarLoopResult]: For program point L186(lines 186 190) no Hoare annotation was computed. [2020-10-13 12:31:04,658 INFO L264 CegarLoopResult]: At program point L186-2(lines 178 191) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:31:04,658 INFO L268 CegarLoopResult]: For program point testFINAL(lines 138 203) no Hoare annotation was computed. [2020-10-13 12:31:04,658 INFO L268 CegarLoopResult]: For program point L149(lines 148 195) no Hoare annotation was computed. [2020-10-13 12:31:04,658 INFO L264 CegarLoopResult]: At program point L180(line 180) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:31:04,658 INFO L268 CegarLoopResult]: For program point L178(lines 178 191) no Hoare annotation was computed. [2020-10-13 12:31:04,658 INFO L264 CegarLoopResult]: At program point L170(line 170) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:31:04,659 INFO L268 CegarLoopResult]: For program point L168(lines 168 174) no Hoare annotation was computed. [2020-10-13 12:31:04,659 INFO L268 CegarLoopResult]: For program point L168-1(lines 168 174) no Hoare annotation was computed. [2020-10-13 12:31:04,659 INFO L264 CegarLoopResult]: At program point L193(lines 148 195) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:31:04,659 INFO L264 CegarLoopResult]: At program point L160(line 160) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (<= test_~splverifierCounter~0 0)) [2020-10-13 12:31:04,659 INFO L268 CegarLoopResult]: For program point L158(lines 158 164) no Hoare annotation was computed. [2020-10-13 12:31:04,659 INFO L268 CegarLoopResult]: For program point L158-1(lines 158 164) no Hoare annotation was computed. [2020-10-13 12:31:04,659 INFO L268 CegarLoopResult]: For program point L150(lines 150 154) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L264 CegarLoopResult]: At program point L196(lines 147 197) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point testEXIT(lines 138 203) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 578 623) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point L598(lines 598 605) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 578 623) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 578 623) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point L592(lines 592 612) no Hoare annotation was computed. [2020-10-13 12:31:04,660 INFO L268 CegarLoopResult]: For program point L592-1(lines 592 612) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point L110(lines 110 118) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point L110-2(lines 110 118) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 102 124) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 102 124) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 102 124) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point L545(lines 523 546) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 475 577) no Hoare annotation was computed. [2020-10-13 12:31:04,661 INFO L268 CegarLoopResult]: For program point L504(lines 504 520) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L564(lines 564 571) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L525(lines 524 544) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L556(line 556) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L556-1(line 556) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L521(lines 521 562) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 475 577) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L540(line 540) no Hoare annotation was computed. [2020-10-13 12:31:04,662 INFO L268 CegarLoopResult]: For program point L540-1(line 540) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point L499(lines 499 503) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point L563(lines 563 574) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 475 577) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point L526(lines 526 530) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point L524-2(lines 524 544) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 835 844) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 835 844) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 835 844) no Hoare annotation was computed. [2020-10-13 12:31:04,663 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,664 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-10-13 12:31:04,664 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,664 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 718 734) no Hoare annotation was computed. [2020-10-13 12:31:04,664 INFO L268 CegarLoopResult]: For program point L729(line 729) no Hoare annotation was computed. [2020-10-13 12:31:04,664 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 718 734) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point L729-1(lines 718 734) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point L725(lines 725 731) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point L723(line 723) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point L723-1(line 723) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point getWaterLevelENTRY(lines 125 133) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 125 133) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 125 133) no Hoare annotation was computed. [2020-10-13 12:31:04,665 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 81 92) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 81 92) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point L85-1(lines 81 92) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 93 101) the Hoare annotation is: true [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 93 101) no Hoare annotation was computed. [2020-10-13 12:31:04,666 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 93 101) no Hoare annotation was computed. [2020-10-13 12:31:04,667 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,667 INFO L264 CegarLoopResult]: At program point L689(lines 689 695) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,667 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 678 701) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,667 INFO L264 CegarLoopResult]: At program point L684(line 684) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:31:04,667 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 678 701) no Hoare annotation was computed. [2020-10-13 12:31:04,667 INFO L268 CegarLoopResult]: For program point L682(lines 681 700) no Hoare annotation was computed. [2020-10-13 12:31:04,667 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 678 701) no Hoare annotation was computed. [2020-10-13 12:31:04,667 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 206 235) no Hoare annotation was computed. [2020-10-13 12:31:04,668 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 206 235) the Hoare annotation is: true [2020-10-13 12:31:04,668 INFO L268 CegarLoopResult]: For program point L220(lines 220 224) no Hoare annotation was computed. [2020-10-13 12:31:04,668 INFO L271 CegarLoopResult]: At program point L220-1(lines 220 224) the Hoare annotation is: true [2020-10-13 12:31:04,668 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-13 12:31:04,668 INFO L271 CegarLoopResult]: At program point L216-2(lines 216 230) the Hoare annotation is: true [2020-10-13 12:31:04,668 INFO L271 CegarLoopResult]: At program point L212(line 212) the Hoare annotation is: true [2020-10-13 12:31:04,668 INFO L268 CegarLoopResult]: For program point L212-1(line 212) no Hoare annotation was computed. [2020-10-13 12:31:04,668 INFO L271 CegarLoopResult]: At program point L231(lines 206 235) the Hoare annotation is: true [2020-10-13 12:31:04,669 INFO L268 CegarLoopResult]: For program point L227(line 227) no Hoare annotation was computed. [2020-10-13 12:31:04,669 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 57 68) the Hoare annotation is: true [2020-10-13 12:31:04,669 INFO L268 CegarLoopResult]: For program point L61-1(lines 57 68) no Hoare annotation was computed. [2020-10-13 12:31:04,669 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 57 68) no Hoare annotation was computed. [2020-10-13 12:31:04,669 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 261 267) no Hoare annotation was computed. [2020-10-13 12:31:04,669 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 261 267) the Hoare annotation is: true [2020-10-13 12:31:04,669 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,670 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~pumpRunning~0 0) [2020-10-13 12:31:04,670 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-13 12:31:04,670 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-13 12:31:04,670 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 799 806) no Hoare annotation was computed. [2020-10-13 12:31:04,670 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 799 806) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,670 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 799 806) no Hoare annotation was computed. [2020-10-13 12:31:04,670 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 69 80) no Hoare annotation was computed. [2020-10-13 12:31:04,670 INFO L268 CegarLoopResult]: For program point L73-1(lines 69 80) no Hoare annotation was computed. [2020-10-13 12:31:04,671 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 69 80) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-10-13 12:31:04,671 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:31:04,671 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-10-13 12:31:04,671 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-10-13 12:31:04,671 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-10-13 12:31:04,671 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 808 832) the Hoare annotation is: true [2020-10-13 12:31:04,671 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 808 832) no Hoare annotation was computed. [2020-10-13 12:31:04,672 INFO L264 CegarLoopResult]: At program point L822(line 822) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-10-13 12:31:04,672 INFO L268 CegarLoopResult]: For program point L820(lines 820 826) no Hoare annotation was computed. [2020-10-13 12:31:04,672 INFO L271 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-10-13 12:31:04,672 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-10-13 12:31:04,672 INFO L268 CegarLoopResult]: For program point L816(lines 816 829) no Hoare annotation was computed. [2020-10-13 12:31:04,672 INFO L268 CegarLoopResult]: For program point L816-1(lines 808 832) no Hoare annotation was computed. [2020-10-13 12:31:04,672 INFO L271 CegarLoopResult]: At program point L814(line 814) the Hoare annotation is: true [2020-10-13 12:31:04,672 INFO L268 CegarLoopResult]: For program point L814-1(line 814) no Hoare annotation was computed. [2020-10-13 12:31:04,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:31:04 BoogieIcfgContainer [2020-10-13 12:31:04,689 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-13 12:31:04,691 INFO L168 Benchmark]: Toolchain (without parser) took 22539.64 ms. Allocated memory was 146.8 MB in the beginning and 605.6 MB in the end (delta: 458.8 MB). Free memory was 101.5 MB in the beginning and 440.2 MB in the end (delta: -338.7 MB). Peak memory consumption was 473.9 MB. Max. memory is 7.1 GB. [2020-10-13 12:31:04,691 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-10-13 12:31:04,693 INFO L168 Benchmark]: CACSL2BoogieTranslator took 666.50 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 172.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. [2020-10-13 12:31:04,693 INFO L168 Benchmark]: Boogie Preprocessor took 105.71 ms. Allocated memory is still 204.5 MB. Free memory was 172.9 MB in the beginning and 168.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2020-10-13 12:31:04,694 INFO L168 Benchmark]: RCFGBuilder took 1146.85 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 168.7 MB in the beginning and 201.6 MB in the end (delta: -32.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2020-10-13 12:31:04,695 INFO L168 Benchmark]: TraceAbstraction took 20614.23 ms. Allocated memory was 236.5 MB in the beginning and 605.6 MB in the end (delta: 369.1 MB). Free memory was 200.2 MB in the beginning and 440.2 MB in the end (delta: -240.0 MB). Peak memory consumption was 482.8 MB. Max. memory is 7.1 GB. [2020-10-13 12:31:04,700 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 666.50 ms. Allocated memory was 146.8 MB in the beginning and 204.5 MB in the end (delta: 57.7 MB). Free memory was 101.3 MB in the beginning and 172.9 MB in the end (delta: -71.6 MB). Peak memory consumption was 22.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.71 ms. Allocated memory is still 204.5 MB. Free memory was 172.9 MB in the beginning and 168.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1146.85 ms. Allocated memory was 204.5 MB in the beginning and 236.5 MB in the end (delta: 32.0 MB). Free memory was 168.7 MB in the beginning and 201.6 MB in the end (delta: -32.9 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 20614.23 ms. Allocated memory was 236.5 MB in the beginning and 605.6 MB in the end (delta: 369.1 MB). Free memory was 200.2 MB in the beginning and 440.2 MB in the end (delta: -240.0 MB). Peak memory consumption was 482.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 216]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 148]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) || splverifierCounter <= 0 - InvariantResult [Line: 147]: Loop Invariant Derived loop invariant: !(pumpRunning == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 205 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 17.3s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 3.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 224 SDtfs, 232 SDslu, 94 SDs, 0 SdLazy, 448 SolverSat, 124 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred 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, 51 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 42 LocationsWithAnnotation, 109 PreInvPairs, 125 NumberOfFragments, 425 HoareAnnotationTreeSize, 109 FomulaSimplifications, 2835 FormulaSimplificationTreeSizeReduction, 0.7s HoareSimplificationTime, 42 FomulaSimplificationsInter, 4450 FormulaSimplificationTreeSizeReductionInter, 2.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 13.0s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 142 ConstructedInterpolants, 0 QuantifiedInterpolants, 34748 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...