/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 12:02:22,702 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 12:02:22,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 12:02:22,741 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 12:02:22,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 12:02:22,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 12:02:22,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 12:02:22,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 12:02:22,759 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 12:02:22,762 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 12:02:22,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 12:02:22,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 12:02:22,764 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 12:02:22,767 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 12:02:22,769 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 12:02:22,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 12:02:22,772 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 12:02:22,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 12:02:22,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 12:02:22,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 12:02:22,784 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 12:02:22,785 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 12:02:22,786 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 12:02:22,787 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 12:02:22,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 12:02:22,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 12:02:22,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 12:02:22,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 12:02:22,802 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 12:02:22,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 12:02:22,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 12:02:22,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 12:02:22,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 12:02:22,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 12:02:22,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 12:02:22,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 12:02:22,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 12:02:22,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 12:02:22,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 12:02:22,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 12:02:22,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 12:02:22,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-18 12:02:22,859 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 12:02:22,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 12:02:22,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 12:02:22,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 12:02:22,862 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 12:02:22,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 12:02:22,862 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 12:02:22,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 12:02:22,863 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 12:02:22,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 12:02:22,864 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 12:02:22,864 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 12:02:22,864 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 12:02:22,865 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 12:02:22,865 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 12:02:22,865 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 12:02:22,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 12:02:22,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 12:02:22,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 12:02:22,866 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 12:02:22,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 12:02:22,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 12:02:22,867 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 12:02:22,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 12:02:22,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 12:02:22,867 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 12:02:22,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 12:02:22,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 12:02:22,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 12:02:22,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLEST; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5;interpolation-heuristic=SMALLEST; [2020-08-18 12:02:23,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 12:02:23,205 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 12:02:23,209 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 12:02:23,210 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 12:02:23,211 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 12:02:23,211 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 12:02:23,264 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcfba86a8/4791359d959348cba7635c3225ce9a9c/FLAGc48934965 [2020-08-18 12:02:23,738 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 12:02:23,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product11.cil.c [2020-08-18 12:02:23,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcfba86a8/4791359d959348cba7635c3225ce9a9c/FLAGc48934965 [2020-08-18 12:02:24,092 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/fcfba86a8/4791359d959348cba7635c3225ce9a9c [2020-08-18 12:02:24,104 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 12:02:24,106 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 12:02:24,108 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 12:02:24,108 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 12:02:24,112 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 12:02:24,113 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e399bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24, skipping insertion in model container [2020-08-18 12:02:24,116 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,124 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 12:02:24,178 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 12:02:24,564 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:02:24,576 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 12:02:24,701 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:02:24,736 INFO L208 MainTranslator]: Completed translation [2020-08-18 12:02:24,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24 WrapperNode [2020-08-18 12:02:24,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 12:02:24,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 12:02:24,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 12:02:24,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 12:02:24,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,802 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,813 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... [2020-08-18 12:02:24,841 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 12:02:24,845 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 12:02:24,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 12:02:24,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 12:02:24,846 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 12:02:24,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 12:02:24,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 12:02:24,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 12:02:24,925 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 12:02:24,926 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 12:02:24,926 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 12:02:24,926 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 12:02:24,926 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 12:02:24,927 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 12:02:24,927 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 12:02:24,928 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 12:02:24,928 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 12:02:24,928 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 12:02:24,928 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 12:02:24,928 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 12:02:24,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 12:02:24,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 12:02:24,929 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 12:02:24,929 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 12:02:24,930 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 12:02:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 12:02:24,931 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 12:02:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-18 12:02:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 12:02:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 12:02:24,932 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-18 12:02:24,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-18 12:02:24,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 12:02:24,934 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 12:02:24,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 12:02:24,936 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 12:02:24,936 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 12:02:24,936 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 12:02:24,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-18 12:02:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 12:02:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 12:02:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 12:02:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 12:02:24,937 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-18 12:02:24,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-18 12:02:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-18 12:02:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 12:02:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2020-08-18 12:02:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 12:02:24,939 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 12:02:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 12:02:24,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 12:02:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 12:02:24,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 12:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 12:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 12:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 12:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 12:02:24,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 12:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 12:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 12:02:24,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 12:02:24,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 12:02:25,949 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 12:02:25,949 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 12:02:25,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:02:25 BoogieIcfgContainer [2020-08-18 12:02:25,955 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 12:02:25,956 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 12:02:25,956 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 12:02:25,959 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 12:02:25,960 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 12:02:24" (1/3) ... [2020-08-18 12:02:25,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fe5be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:02:25, skipping insertion in model container [2020-08-18 12:02:25,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:02:24" (2/3) ... [2020-08-18 12:02:25,961 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28fe5be0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:02:25, skipping insertion in model container [2020-08-18 12:02:25,961 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:02:25" (3/3) ... [2020-08-18 12:02:25,963 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11.cil.c [2020-08-18 12:02:25,974 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 12:02:25,982 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 12:02:25,997 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 12:02:26,022 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 12:02:26,022 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 12:02:26,022 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 12:02:26,022 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 12:02:26,023 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 12:02:26,023 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 12:02:26,023 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 12:02:26,023 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 12:02:26,046 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2020-08-18 12:02:26,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-18 12:02:26,056 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:02:26,057 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:02:26,058 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:02:26,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:02:26,064 INFO L82 PathProgramCache]: Analyzing trace with hash -1585555065, now seen corresponding path program 1 times [2020-08-18 12:02:26,072 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:02:26,073 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1916974354] [2020-08-18 12:02:26,073 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:02:26,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,785 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:02:26,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:02:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:02:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:02:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:02:26,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:02:26,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 12:02:26,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:26,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-18 12:02:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 12:02:26,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 12:02:26,927 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1916974354] [2020-08-18 12:02:26,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:02:26,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 12:02:26,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28766687] [2020-08-18 12:02:26,937 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 12:02:26,937 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:02:26,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 12:02:26,953 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 12:02:26,955 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 4 states. [2020-08-18 12:02:27,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:02:27,949 INFO L93 Difference]: Finished difference Result 226 states and 297 transitions. [2020-08-18 12:02:27,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-18 12:02:27,951 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-18 12:02:27,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:02:27,965 INFO L225 Difference]: With dead ends: 226 [2020-08-18 12:02:27,965 INFO L226 Difference]: Without dead ends: 127 [2020-08-18 12:02:27,970 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-18 12:02:27,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2020-08-18 12:02:28,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 100. [2020-08-18 12:02:28,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 100 states. [2020-08-18 12:02:28,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 116 transitions. [2020-08-18 12:02:28,047 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 116 transitions. Word has length 59 [2020-08-18 12:02:28,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:02:28,048 INFO L479 AbstractCegarLoop]: Abstraction has 100 states and 116 transitions. [2020-08-18 12:02:28,048 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 12:02:28,048 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2020-08-18 12:02:28,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 12:02:28,052 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:02:28,052 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:02:28,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 12:02:28,053 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:02:28,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:02:28,054 INFO L82 PathProgramCache]: Analyzing trace with hash -586747588, now seen corresponding path program 1 times [2020-08-18 12:02:28,054 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:02:28,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1227477769] [2020-08-18 12:02:28,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:02:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,471 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:02:28,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:28,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:02:28,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:02:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:02:28,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:02:28,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:02:28,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:02:28,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:28,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-08-18 12:02:28,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-18 12:02:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:28,618 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 12:02:28,618 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1227477769] [2020-08-18 12:02:28,619 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:02:28,619 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-18 12:02:28,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929761076] [2020-08-18 12:02:28,621 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-18 12:02:28,621 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:02:28,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-18 12:02:28,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-18 12:02:28,622 INFO L87 Difference]: Start difference. First operand 100 states and 116 transitions. Second operand 9 states. [2020-08-18 12:02:29,070 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 12:02:29,429 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:29,690 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:29,926 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:30,860 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:02:31,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:02:31,969 INFO L93 Difference]: Finished difference Result 347 states and 442 transitions. [2020-08-18 12:02:31,969 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-18 12:02:31,969 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2020-08-18 12:02:31,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:02:31,975 INFO L225 Difference]: With dead ends: 347 [2020-08-18 12:02:31,975 INFO L226 Difference]: Without dead ends: 275 [2020-08-18 12:02:31,978 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-18 12:02:31,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 275 states. [2020-08-18 12:02:32,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 275 to 217. [2020-08-18 12:02:32,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-08-18 12:02:32,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 266 transitions. [2020-08-18 12:02:32,070 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 266 transitions. Word has length 64 [2020-08-18 12:02:32,070 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:02:32,070 INFO L479 AbstractCegarLoop]: Abstraction has 217 states and 266 transitions. [2020-08-18 12:02:32,070 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-18 12:02:32,070 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 266 transitions. [2020-08-18 12:02:32,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-08-18 12:02:32,073 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:02:32,074 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:02:32,074 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 12:02:32,074 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:02:32,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:02:32,074 INFO L82 PathProgramCache]: Analyzing trace with hash 498555563, now seen corresponding path program 1 times [2020-08-18 12:02:32,075 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:02:32,075 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [314848627] [2020-08-18 12:02:32,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:02:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,344 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:02:32,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:02:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:02:32,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:02:32,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:02:32,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:02:32,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 12:02:32,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:32,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 12:02:32,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-08-18 12:02:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-08-18 12:02:32,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:32,439 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-18 12:02:32,439 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [314848627] [2020-08-18 12:02:32,439 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:02:32,440 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-18 12:02:32,440 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [80286279] [2020-08-18 12:02:32,441 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-18 12:02:32,441 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:02:32,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-18 12:02:32,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-18 12:02:32,442 INFO L87 Difference]: Start difference. First operand 217 states and 266 transitions. Second operand 5 states. [2020-08-18 12:02:32,900 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:02:33,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:02:33,428 INFO L93 Difference]: Finished difference Result 351 states and 433 transitions. [2020-08-18 12:02:33,428 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 12:02:33,428 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2020-08-18 12:02:33,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:02:33,432 INFO L225 Difference]: With dead ends: 351 [2020-08-18 12:02:33,432 INFO L226 Difference]: Without dead ends: 225 [2020-08-18 12:02:33,433 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-18 12:02:33,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2020-08-18 12:02:33,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 190. [2020-08-18 12:02:33,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190 states. [2020-08-18 12:02:33,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 190 states and 228 transitions. [2020-08-18 12:02:33,480 INFO L78 Accepts]: Start accepts. Automaton has 190 states and 228 transitions. Word has length 63 [2020-08-18 12:02:33,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:02:33,480 INFO L479 AbstractCegarLoop]: Abstraction has 190 states and 228 transitions. [2020-08-18 12:02:33,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-18 12:02:33,481 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 228 transitions. [2020-08-18 12:02:33,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-08-18 12:02:33,483 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:02:33,483 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:02:33,483 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 12:02:33,483 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:02:33,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:02:33,484 INFO L82 PathProgramCache]: Analyzing trace with hash 1918621310, now seen corresponding path program 1 times [2020-08-18 12:02:33,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:02:33,484 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1126674988] [2020-08-18 12:02:33,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:02:33,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,834 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:02:33,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:33,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:02:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:02:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:02:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:02:33,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-18 12:02:33,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:02:33,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:02:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-08-18 12:02:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-18 12:02:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 12:02:33,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:02:33,934 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-18 12:02:33,934 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1126674988] [2020-08-18 12:02:33,935 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:02:33,935 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 12:02:33,935 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841326139] [2020-08-18 12:02:33,936 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:02:33,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:02:33,936 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:02:33,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:02:33,937 INFO L87 Difference]: Start difference. First operand 190 states and 228 transitions. Second operand 8 states. [2020-08-18 12:02:34,363 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 12:02:35,011 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:35,471 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:35,705 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-18 12:02:35,829 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:02:35,829 INFO L93 Difference]: Finished difference Result 364 states and 466 transitions. [2020-08-18 12:02:35,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 12:02:35,830 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 67 [2020-08-18 12:02:35,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:02:35,831 INFO L225 Difference]: With dead ends: 364 [2020-08-18 12:02:35,832 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 12:02:35,834 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-08-18 12:02:35,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 12:02:35,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 12:02:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 12:02:35,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 12:02:35,836 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 67 [2020-08-18 12:02:35,836 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:02:35,836 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 12:02:35,836 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:02:35,836 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 12:02:35,836 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 12:02:35,837 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 12:02:35,839 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 12:02:37,810 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:37,985 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:38,154 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:38,325 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:38,482 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-18 12:02:38,641 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:02:38,806 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:38,963 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:02:39,180 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:02:39,392 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 12:02:39,564 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-18 12:02:39,734 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:02:40,049 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 12 [2020-08-18 12:02:40,205 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:02:40,520 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 12:02:40,669 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-18 12:02:41,021 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 12:02:41,199 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-18 12:02:41,344 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 11 [2020-08-18 12:02:41,665 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-18 12:02:41,815 WARN L193 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:02:41,825 INFO L268 CegarLoopResult]: For program point L573(lines 573 577) no Hoare annotation was computed. [2020-08-18 12:02:41,825 INFO L268 CegarLoopResult]: For program point L573-1(lines 573 577) no Hoare annotation was computed. [2020-08-18 12:02:41,825 INFO L268 CegarLoopResult]: For program point L568(line 568) no Hoare annotation was computed. [2020-08-18 12:02:41,825 INFO L268 CegarLoopResult]: For program point L567-2(lines 567 588) no Hoare annotation was computed. [2020-08-18 12:02:41,826 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 542 597) no Hoare annotation was computed. [2020-08-18 12:02:41,826 INFO L268 CegarLoopResult]: For program point L589(lines 566 590) no Hoare annotation was computed. [2020-08-18 12:02:41,826 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 542 597) no Hoare annotation was computed. [2020-08-18 12:02:41,826 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 542 597) no Hoare annotation was computed. [2020-08-18 12:02:41,826 INFO L268 CegarLoopResult]: For program point L630(lines 630 634) no Hoare annotation was computed. [2020-08-18 12:02:41,827 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 598 657) no Hoare annotation was computed. [2020-08-18 12:02:41,827 INFO L268 CegarLoopResult]: For program point L630-1(lines 630 634) no Hoare annotation was computed. [2020-08-18 12:02:41,827 INFO L268 CegarLoopResult]: For program point L625(line 625) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 598 657) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point L624-2(lines 624 649) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point L650(lines 623 651) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 598 657) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point L643(line 643) no Hoare annotation was computed. [2020-08-18 12:02:41,828 INFO L268 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-08-18 12:02:41,829 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 257 263) the Hoare annotation is: true [2020-08-18 12:02:41,829 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 257 263) no Hoare annotation was computed. [2020-08-18 12:02:41,829 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 264 272) no Hoare annotation was computed. [2020-08-18 12:02:41,829 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 264 272) the Hoare annotation is: true [2020-08-18 12:02:41,829 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 264 272) no Hoare annotation was computed. [2020-08-18 12:02:41,829 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 857 864) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 857 864) no Hoare annotation was computed. [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 857 864) no Hoare annotation was computed. [2020-08-18 12:02:41,830 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 865 874) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 865 874) no Hoare annotation was computed. [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 865 874) no Hoare annotation was computed. [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point L870(line 870) no Hoare annotation was computed. [2020-08-18 12:02:41,830 INFO L264 CegarLoopResult]: At program point L890(line 890) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 12:02:41,830 INFO L268 CegarLoopResult]: For program point L888(lines 888 894) no Hoare annotation was computed. [2020-08-18 12:02:41,831 INFO L268 CegarLoopResult]: For program point L887(lines 887 897) no Hoare annotation was computed. [2020-08-18 12:02:41,831 INFO L271 CegarLoopResult]: At program point L885(line 885) the Hoare annotation is: true [2020-08-18 12:02:41,831 INFO L268 CegarLoopResult]: For program point L885-1(line 885) no Hoare annotation was computed. [2020-08-18 12:02:41,831 INFO L268 CegarLoopResult]: For program point L883(lines 883 900) no Hoare annotation was computed. [2020-08-18 12:02:41,831 INFO L268 CegarLoopResult]: For program point L883-1(lines 875 903) no Hoare annotation was computed. [2020-08-18 12:02:41,831 INFO L271 CegarLoopResult]: At program point L881(line 881) the Hoare annotation is: true [2020-08-18 12:02:41,831 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 875 903) the Hoare annotation is: true [2020-08-18 12:02:41,831 INFO L268 CegarLoopResult]: For program point L881-1(line 881) no Hoare annotation was computed. [2020-08-18 12:02:41,832 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 875 903) no Hoare annotation was computed. [2020-08-18 12:02:41,832 INFO L268 CegarLoopResult]: For program point L225(lines 225 232) no Hoare annotation was computed. [2020-08-18 12:02:41,832 INFO L268 CegarLoopResult]: For program point L225-1(lines 225 232) no Hoare annotation was computed. [2020-08-18 12:02:41,832 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-08-18 12:02:41,832 INFO L264 CegarLoopResult]: At program point L222(line 222) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,832 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 215 237) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,833 INFO L264 CegarLoopResult]: At program point L221(line 221) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,833 INFO L264 CegarLoopResult]: At program point L221-1(line 221) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,833 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 215 237) no Hoare annotation was computed. [2020-08-18 12:02:41,833 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 215 237) no Hoare annotation was computed. [2020-08-18 12:02:41,833 INFO L264 CegarLoopResult]: At program point L227(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:02:41,833 INFO L264 CegarLoopResult]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 168 191) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 168 191) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 168 191) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-08-18 12:02:41,834 INFO L268 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-08-18 12:02:41,835 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-08-18 12:02:41,836 INFO L268 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-08-18 12:02:41,836 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 407 421) no Hoare annotation was computed. [2020-08-18 12:02:41,836 INFO L264 CegarLoopResult]: At program point L413(line 413) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-18 12:02:41,836 INFO L268 CegarLoopResult]: For program point L411(lines 411 417) no Hoare annotation was computed. [2020-08-18 12:02:41,836 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 407 421) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-18 12:02:41,836 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 407 421) no Hoare annotation was computed. [2020-08-18 12:02:41,836 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseEXIT(lines 317 324) no Hoare annotation was computed. [2020-08-18 12:02:41,837 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseENTRY(lines 317 324) no Hoare annotation was computed. [2020-08-18 12:02:41,837 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__baseFINAL(lines 317 324) no Hoare annotation was computed. [2020-08-18 12:02:41,837 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 362 370) no Hoare annotation was computed. [2020-08-18 12:02:41,837 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 362 370) the Hoare annotation is: true [2020-08-18 12:02:41,837 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 362 370) no Hoare annotation was computed. [2020-08-18 12:02:41,837 INFO L268 CegarLoopResult]: For program point L378(lines 378 386) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point L378-2(lines 378 386) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point L401(line 401) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point L401-1(line 401) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 371 406) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 371 406) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point L390(lines 390 398) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point L390-2(lines 390 398) no Hoare annotation was computed. [2020-08-18 12:02:41,838 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 371 406) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 250 256) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 250 256) the Hoare annotation is: true [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 496 541) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 496 541) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 496 541) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point L829(lines 829 836) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 809 854) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point L823(lines 823 843) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point L823-1(lines 823 843) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 809 854) no Hoare annotation was computed. [2020-08-18 12:02:41,839 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 809 854) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 201 211) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,840 INFO L264 CegarLoopResult]: At program point L206(line 206) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0))) [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 201 211) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 201 211) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 351 361) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 351 361) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 351 361) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point L356(line 356) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L268 CegarLoopResult]: For program point L356-1(line 356) no Hoare annotation was computed. [2020-08-18 12:02:41,840 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 343 350) the Hoare annotation is: true [2020-08-18 12:02:41,841 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 343 350) no Hoare annotation was computed. [2020-08-18 12:02:41,841 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 343 350) no Hoare annotation was computed. [2020-08-18 12:02:41,841 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 310 316) no Hoare annotation was computed. [2020-08-18 12:02:41,841 INFO L271 CegarLoopResult]: At program point processEnvironmentFINAL(lines 310 316) the Hoare annotation is: true [2020-08-18 12:02:41,841 INFO L264 CegarLoopResult]: At program point L481(lines 432 482) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,841 INFO L264 CegarLoopResult]: At program point testENTRY(lines 423 488) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:02:41,841 INFO L264 CegarLoopResult]: At program point L471(line 471) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 12:02:41,841 INFO L268 CegarLoopResult]: For program point testFINAL(lines 423 488) no Hoare annotation was computed. [2020-08-18 12:02:41,841 INFO L268 CegarLoopResult]: For program point L469(lines 469 475) no Hoare annotation was computed. [2020-08-18 12:02:41,841 INFO L264 CegarLoopResult]: At program point L469-1(lines 463 476) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L434(lines 433 480) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L463(lines 463 476) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L453-1(lines 453 459) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L264 CegarLoopResult]: At program point L478(lines 433 480) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 12:02:41,842 INFO L264 CegarLoopResult]: At program point L445(line 445) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L443(lines 443 449) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L443-1(lines 443 449) no Hoare annotation was computed. [2020-08-18 12:02:41,842 INFO L268 CegarLoopResult]: For program point L435(lines 435 439) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point testEXIT(lines 423 488) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 763 808) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 763 808) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 763 808) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point L783(lines 783 790) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point L777(lines 777 797) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point L777-1(lines 777 797) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2020-08-18 12:02:41,843 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point L101(lines 101 109) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 240 249) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 240 249) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 240 249) no Hoare annotation was computed. [2020-08-18 12:02:41,844 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 660 762) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L725(line 725) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L725-1(line 725) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L684(lines 684 688) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L748(lines 748 759) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L711(lines 711 715) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 660 762) no Hoare annotation was computed. [2020-08-18 12:02:41,845 INFO L268 CegarLoopResult]: For program point L709-2(lines 709 729) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L730(lines 708 731) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 660 762) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L689(lines 689 705) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L749(lines 749 756) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L710(lines 709 729) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L741(line 741) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L741-1(line 741) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point L706(lines 706 747) no Hoare annotation was computed. [2020-08-18 12:02:41,846 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |old(#valid)| |#valid|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#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~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point L337(line 337) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point L337-1(lines 326 342) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point L333(lines 333 339) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 326 342) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point L331-1(line 331) no Hoare annotation was computed. [2020-08-18 12:02:41,847 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 326 342) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,848 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 84 92) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point L288(lines 286 308) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 283 309) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= ~pumpRunning~0 0))) [2020-08-18 12:02:41,849 INFO L264 CegarLoopResult]: At program point L299(line 299) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 0 ~systemActive~0))) [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 283 309) no Hoare annotation was computed. [2020-08-18 12:02:41,849 INFO L271 CegarLoopResult]: At program point L297(lines 297 303) the Hoare annotation is: true [2020-08-18 12:02:41,849 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 283 309) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L264 CegarLoopResult]: At program point L292(line 292) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point L290(lines 286 308) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 137 166) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 137 166) the Hoare annotation is: true [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point L151(lines 151 155) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L271 CegarLoopResult]: At program point L151-1(lines 151 155) the Hoare annotation is: true [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L271 CegarLoopResult]: At program point L147-2(lines 147 161) the Hoare annotation is: true [2020-08-18 12:02:41,850 INFO L271 CegarLoopResult]: At program point L143(line 143) the Hoare annotation is: true [2020-08-18 12:02:41,850 INFO L268 CegarLoopResult]: For program point L143-1(line 143) no Hoare annotation was computed. [2020-08-18 12:02:41,850 INFO L271 CegarLoopResult]: At program point L162(lines 137 166) the Hoare annotation is: true [2020-08-18 12:02:41,851 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 192 198) no Hoare annotation was computed. [2020-08-18 12:02:41,851 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 192 198) the Hoare annotation is: true [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,851 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 12:02:41,851 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:02:41,851 INFO L268 CegarLoopResult]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2020-08-18 12:02:41,852 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2020-08-18 12:02:41,852 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-18 12:02:41,852 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 126 133) no Hoare annotation was computed. [2020-08-18 12:02:41,852 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2020-08-18 12:02:41,852 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 126 133) the Hoare annotation is: true [2020-08-18 12:02:41,852 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 126 133) no Hoare annotation was computed. [2020-08-18 12:02:41,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 12:02:41 BoogieIcfgContainer [2020-08-18 12:02:41,869 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 12:02:41,871 INFO L168 Benchmark]: Toolchain (without parser) took 17765.34 ms. Allocated memory was 143.1 MB in the beginning and 480.8 MB in the end (delta: 337.6 MB). Free memory was 105.0 MB in the beginning and 338.1 MB in the end (delta: -233.1 MB). Peak memory consumption was 350.4 MB. Max. memory is 7.1 GB. [2020-08-18 12:02:41,872 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 143.1 MB. Free memory was 124.7 MB in the beginning and 124.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-18 12:02:41,873 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.13 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 104.8 MB in the beginning and 175.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2020-08-18 12:02:41,874 INFO L168 Benchmark]: Boogie Preprocessor took 104.29 ms. Allocated memory is still 206.0 MB. Free memory was 175.1 MB in the beginning and 171.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. [2020-08-18 12:02:41,875 INFO L168 Benchmark]: RCFGBuilder took 1109.74 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 171.2 MB in the beginning and 191.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. [2020-08-18 12:02:41,876 INFO L168 Benchmark]: TraceAbstraction took 15913.53 ms. Allocated memory was 232.3 MB in the beginning and 480.8 MB in the end (delta: 248.5 MB). Free memory was 190.4 MB in the beginning and 338.1 MB in the end (delta: -147.7 MB). Peak memory consumption was 346.6 MB. Max. memory is 7.1 GB. [2020-08-18 12:02:41,881 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 143.1 MB. Free memory was 124.7 MB in the beginning and 124.5 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.13 ms. Allocated memory was 143.1 MB in the beginning and 206.0 MB in the end (delta: 62.9 MB). Free memory was 104.8 MB in the beginning and 175.1 MB in the end (delta: -70.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 104.29 ms. Allocated memory is still 206.0 MB. Free memory was 175.1 MB in the beginning and 171.2 MB in the end (delta: 3.8 MB). Peak memory consumption was 3.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1109.74 ms. Allocated memory was 206.0 MB in the beginning and 232.3 MB in the end (delta: 26.2 MB). Free memory was 171.2 MB in the beginning and 191.7 MB in the end (delta: -20.4 MB). Peak memory consumption was 78.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15913.53 ms. Allocated memory was 232.3 MB in the beginning and 480.8 MB in the end (delta: 248.5 MB). Free memory was 190.4 MB in the beginning and 338.1 MB in the end (delta: -147.7 MB). Peak memory consumption was 346.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: 147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 433]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 432]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 217 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9.8s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 385 SDtfs, 502 SDslu, 449 SDs, 0 SdLazy, 1336 SolverSat, 295 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 121 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=217occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 120 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 47 LocationsWithAnnotation, 274 PreInvPairs, 314 NumberOfFragments, 606 HoareAnnotationTreeSize, 274 FomulaSimplifications, 10549 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 47 FomulaSimplificationsInter, 8469 FormulaSimplificationTreeSizeReductionInter, 4.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 253 NumberOfCodeBlocks, 253 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 249 ConstructedInterpolants, 0 QuantifiedInterpolants, 72574 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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...