/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_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-5644d1e-m [2020-08-18 12:00:18,801 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-18 12:00:18,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-18 12:00:18,827 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-18 12:00:18,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-18 12:00:18,829 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-18 12:00:18,830 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-18 12:00:18,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-18 12:00:18,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-18 12:00:18,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-18 12:00:18,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-18 12:00:18,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-18 12:00:18,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-18 12:00:18,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-18 12:00:18,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-18 12:00:18,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-18 12:00:18,840 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-18 12:00:18,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-18 12:00:18,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-18 12:00:18,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-18 12:00:18,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-18 12:00:18,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-18 12:00:18,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-18 12:00:18,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-18 12:00:18,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-18 12:00:18,852 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-18 12:00:18,852 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-18 12:00:18,853 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-18 12:00:18,853 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-18 12:00:18,854 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-18 12:00:18,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-18 12:00:18,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-18 12:00:18,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-18 12:00:18,856 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-18 12:00:18,859 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-18 12:00:18,859 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-18 12:00:18,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-18 12:00:18,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-18 12:00:18,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-18 12:00:18,862 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-18 12:00:18,863 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-18 12:00:18,863 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 12:00:18,905 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-18 12:00:18,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-18 12:00:18,914 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-18 12:00:18,914 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-18 12:00:18,915 INFO L138 SettingsManager]: * Use SBE=true [2020-08-18 12:00:18,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-18 12:00:18,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-18 12:00:18,917 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-18 12:00:18,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-18 12:00:18,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-18 12:00:18,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-18 12:00:18,918 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-18 12:00:18,918 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-18 12:00:18,918 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-18 12:00:18,919 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-18 12:00:18,919 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-18 12:00:18,919 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-18 12:00:18,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-18 12:00:18,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-18 12:00:18,920 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-18 12:00:18,920 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-18 12:00:18,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-18 12:00:18,921 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-18 12:00:18,921 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-18 12:00:18,921 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-18 12:00:18,921 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-18 12:00:18,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-18 12:00:18,922 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-18 12:00:18,922 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-18 12:00:18,922 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 12:00:19,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-18 12:00:19,262 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-18 12:00:19,267 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-18 12:00:19,269 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-18 12:00:19,270 INFO L275 PluginConnector]: CDTParser initialized [2020-08-18 12:00:19,271 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2020-08-18 12:00:19,325 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/191e6d231/d15db610ff484143abcd664e7aeb9c01/FLAGf65b37abe [2020-08-18 12:00:19,772 INFO L306 CDTParser]: Found 1 translation units. [2020-08-18 12:00:19,772 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec4_product29.cil.c [2020-08-18 12:00:19,784 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/191e6d231/d15db610ff484143abcd664e7aeb9c01/FLAGf65b37abe [2020-08-18 12:00:20,150 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/191e6d231/d15db610ff484143abcd664e7aeb9c01 [2020-08-18 12:00:20,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-18 12:00:20,164 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-18 12:00:20,165 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-18 12:00:20,165 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-18 12:00:20,168 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-18 12:00:20,169 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,175 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35272ab1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20, skipping insertion in model container [2020-08-18 12:00:20,175 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,183 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-18 12:00:20,248 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-18 12:00:20,613 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:00:20,632 INFO L203 MainTranslator]: Completed pre-run [2020-08-18 12:00:20,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-18 12:00:20,746 INFO L208 MainTranslator]: Completed translation [2020-08-18 12:00:20,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20 WrapperNode [2020-08-18 12:00:20,746 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-18 12:00:20,747 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-18 12:00:20,747 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-18 12:00:20,747 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-18 12:00:20,761 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,784 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,784 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,844 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,849 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (1/1) ... [2020-08-18 12:00:20,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-18 12:00:20,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-18 12:00:20,857 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-18 12:00:20,857 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-18 12:00:20,858 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (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 12:00:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-18 12:00:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-18 12:00:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-18 12:00:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-18 12:00:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-18 12:00:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-18 12:00:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-18 12:00:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-18 12:00:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-18 12:00:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-08-18 12:00:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-18 12:00:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-18 12:00:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-18 12:00:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-18 12:00:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-18 12:00:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-18 12:00:20,924 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-18 12:00:20,924 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-18 12:00:20,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-18 12:00:20,924 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-18 12:00:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-18 12:00:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-18 12:00:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-18 12:00:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-18 12:00:20,925 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 12:00:20,926 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-18 12:00:20,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 12:00:20,928 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-18 12:00:20,929 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-18 12:00:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-18 12:00:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-18 12:00:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-18 12:00:20,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-08-18 12:00:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-18 12:00:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-18 12:00:20,930 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-18 12:00:20,931 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-08-18 12:00:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-18 12:00:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-18 12:00:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-18 12:00:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-18 12:00:20,932 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-18 12:00:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-18 12:00:20,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-18 12:00:20,934 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-18 12:00:20,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-18 12:00:20,936 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-18 12:00:20,937 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-18 12:00:20,938 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-18 12:00:21,944 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-18 12:00:21,944 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-18 12:00:21,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:00:21 BoogieIcfgContainer [2020-08-18 12:00:21,949 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-18 12:00:21,950 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-18 12:00:21,950 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-18 12:00:21,953 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-18 12:00:21,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.08 12:00:20" (1/3) ... [2020-08-18 12:00:21,954 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f4ddfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:00:21, skipping insertion in model container [2020-08-18 12:00:21,954 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.08 12:00:20" (2/3) ... [2020-08-18 12:00:21,955 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18f4ddfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.08 12:00:21, skipping insertion in model container [2020-08-18 12:00:21,955 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.08 12:00:21" (3/3) ... [2020-08-18 12:00:21,957 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product29.cil.c [2020-08-18 12:00:21,966 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-18 12:00:21,974 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-18 12:00:21,987 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-18 12:00:22,011 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-18 12:00:22,011 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-18 12:00:22,011 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-18 12:00:22,011 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-18 12:00:22,012 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-18 12:00:22,012 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-18 12:00:22,012 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-18 12:00:22,012 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-18 12:00:22,034 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states. [2020-08-18 12:00:22,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-08-18 12:00:22,043 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:22,044 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:00:22,045 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:22,050 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:22,051 INFO L82 PathProgramCache]: Analyzing trace with hash 384818270, now seen corresponding path program 1 times [2020-08-18 12:00:22,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:22,060 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [562913664] [2020-08-18 12:00:22,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,689 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:22,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:22,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:22,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:22,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:22,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:22,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-18 12:00:22,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 12:00:22,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:22,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 12:00:22,777 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [562913664] [2020-08-18 12:00:22,780 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:00:22,780 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-08-18 12:00:22,781 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736925490] [2020-08-18 12:00:22,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-08-18 12:00:22,786 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:22,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-08-18 12:00:22,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 12:00:22,803 INFO L87 Difference]: Start difference. First operand 173 states. Second operand 3 states. [2020-08-18 12:00:23,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:23,855 INFO L93 Difference]: Finished difference Result 285 states and 374 transitions. [2020-08-18 12:00:23,856 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-08-18 12:00:23,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-08-18 12:00:23,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:23,873 INFO L225 Difference]: With dead ends: 285 [2020-08-18 12:00:23,873 INFO L226 Difference]: Without dead ends: 154 [2020-08-18 12:00:23,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-08-18 12:00:23,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-08-18 12:00:23,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 122. [2020-08-18 12:00:23,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-18 12:00:23,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 143 transitions. [2020-08-18 12:00:23,967 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 143 transitions. Word has length 46 [2020-08-18 12:00:23,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:23,967 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 143 transitions. [2020-08-18 12:00:23,967 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-08-18 12:00:23,968 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 143 transitions. [2020-08-18 12:00:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-08-18 12:00:23,971 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:23,971 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:00:23,971 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-18 12:00:23,972 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:23,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:23,972 INFO L82 PathProgramCache]: Analyzing trace with hash -1404738686, now seen corresponding path program 1 times [2020-08-18 12:00:23,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:23,973 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1079797584] [2020-08-18 12:00:23,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,300 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:24,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:24,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:24,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:24,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:24,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-18 12:00:24,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-18 12:00:24,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:24,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 12:00:24,343 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1079797584] [2020-08-18 12:00:24,344 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:00:24,344 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-18 12:00:24,344 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971656187] [2020-08-18 12:00:24,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-18 12:00:24,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:24,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-18 12:00:24,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-18 12:00:24,347 INFO L87 Difference]: Start difference. First operand 122 states and 143 transitions. Second operand 4 states. [2020-08-18 12:00:24,769 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:00:25,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:25,552 INFO L93 Difference]: Finished difference Result 218 states and 265 transitions. [2020-08-18 12:00:25,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-08-18 12:00:25,553 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-08-18 12:00:25,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:25,556 INFO L225 Difference]: With dead ends: 218 [2020-08-18 12:00:25,556 INFO L226 Difference]: Without dead ends: 138 [2020-08-18 12:00:25,558 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-18 12:00:25,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-18 12:00:25,592 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 113. [2020-08-18 12:00:25,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-18 12:00:25,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-08-18 12:00:25,594 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2020-08-18 12:00:25,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:25,595 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-08-18 12:00:25,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-18 12:00:25,595 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-08-18 12:00:25,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-18 12:00:25,597 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:25,597 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:00:25,597 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-18 12:00:25,598 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:25,598 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:25,598 INFO L82 PathProgramCache]: Analyzing trace with hash -166841959, now seen corresponding path program 1 times [2020-08-18 12:00:25,598 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:25,599 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [853339022] [2020-08-18 12:00:25,599 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:25,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,918 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:25,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:25,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:25,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:25,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-18 12:00:25,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 12:00:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:25,995 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 12:00:25,996 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [853339022] [2020-08-18 12:00:25,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:00:25,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-18 12:00:25,997 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1920891225] [2020-08-18 12:00:25,997 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-18 12:00:25,997 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:25,998 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-18 12:00:25,998 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-18 12:00:25,998 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 8 states. [2020-08-18 12:00:26,346 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 12:00:26,647 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:26,917 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:27,135 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:28,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:28,171 INFO L93 Difference]: Finished difference Result 227 states and 279 transitions. [2020-08-18 12:00:28,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-08-18 12:00:28,172 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-08-18 12:00:28,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:28,174 INFO L225 Difference]: With dead ends: 227 [2020-08-18 12:00:28,174 INFO L226 Difference]: Without dead ends: 138 [2020-08-18 12:00:28,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-08-18 12:00:28,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-08-18 12:00:28,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 113. [2020-08-18 12:00:28,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-18 12:00:28,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-18 12:00:28,207 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 51 [2020-08-18 12:00:28,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:28,207 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-18 12:00:28,207 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-18 12:00:28,207 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-18 12:00:28,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2020-08-18 12:00:28,210 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:28,210 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:00:28,210 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-18 12:00:28,211 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:28,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:28,211 INFO L82 PathProgramCache]: Analyzing trace with hash -2128475140, now seen corresponding path program 1 times [2020-08-18 12:00:28,211 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:28,211 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1677288623] [2020-08-18 12:00:28,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:28,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,498 WARN L193 SmtUtils]: Spent 178.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:28,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:28,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:28,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:28,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:28,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:28,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-08-18 12:00:28,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:28,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:28,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,577 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-18 12:00:28,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-18 12:00:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:28,612 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 12:00:28,612 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1677288623] [2020-08-18 12:00:28,613 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:00:28,613 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-08-18 12:00:28,613 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1267459295] [2020-08-18 12:00:28,614 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-08-18 12:00:28,614 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:28,614 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-08-18 12:00:28,615 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-08-18 12:00:28,615 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 12 states. [2020-08-18 12:00:29,116 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 12:00:29,385 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:29,610 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:29,868 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:30,358 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-18 12:00:31,553 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:31,900 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:00:32,170 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:00:32,418 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-18 12:00:32,651 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 12:00:32,943 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:00:33,215 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-18 12:00:33,473 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-08-18 12:00:34,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:34,431 INFO L93 Difference]: Finished difference Result 438 states and 579 transitions. [2020-08-18 12:00:34,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-18 12:00:34,431 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 64 [2020-08-18 12:00:34,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:34,436 INFO L225 Difference]: With dead ends: 438 [2020-08-18 12:00:34,436 INFO L226 Difference]: Without dead ends: 349 [2020-08-18 12:00:34,437 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-08-18 12:00:34,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2020-08-18 12:00:34,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 280. [2020-08-18 12:00:34,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-08-18 12:00:34,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 334 transitions. [2020-08-18 12:00:34,514 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 334 transitions. Word has length 64 [2020-08-18 12:00:34,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:34,515 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 334 transitions. [2020-08-18 12:00:34,515 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-08-18 12:00:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 334 transitions. [2020-08-18 12:00:34,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-18 12:00:34,518 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:34,518 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-18 12:00:34,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-18 12:00:34,519 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:34,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:34,519 INFO L82 PathProgramCache]: Analyzing trace with hash 319417616, now seen corresponding path program 1 times [2020-08-18 12:00:34,519 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:34,520 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [14474316] [2020-08-18 12:00:34,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:34,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,750 WARN L193 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:34,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:34,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:34,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-08-18 12:00:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-18 12:00:34,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-18 12:00:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:34,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-08-18 12:00:34,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-08-18 12:00:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-18 12:00:34,827 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [14474316] [2020-08-18 12:00:34,827 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-18 12:00:34,827 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-18 12:00:34,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310974479] [2020-08-18 12:00:34,828 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-18 12:00:34,828 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:34,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-18 12:00:34,829 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-08-18 12:00:34,829 INFO L87 Difference]: Start difference. First operand 280 states and 334 transitions. Second operand 6 states. [2020-08-18 12:00:35,184 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 12:00:35,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:35,701 INFO L93 Difference]: Finished difference Result 434 states and 537 transitions. [2020-08-18 12:00:35,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-18 12:00:35,702 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 72 [2020-08-18 12:00:35,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:35,704 INFO L225 Difference]: With dead ends: 434 [2020-08-18 12:00:35,704 INFO L226 Difference]: Without dead ends: 178 [2020-08-18 12:00:35,706 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2020-08-18 12:00:35,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2020-08-18 12:00:35,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 166. [2020-08-18 12:00:35,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-08-18 12:00:35,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 183 transitions. [2020-08-18 12:00:35,742 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 183 transitions. Word has length 72 [2020-08-18 12:00:35,742 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:35,742 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 183 transitions. [2020-08-18 12:00:35,742 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-18 12:00:35,743 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 183 transitions. [2020-08-18 12:00:35,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2020-08-18 12:00:35,744 INFO L414 BasicCegarLoop]: Found error trace [2020-08-18 12:00:35,745 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-08-18 12:00:35,745 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-18 12:00:35,745 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-18 12:00:35,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-18 12:00:35,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1468087032, now seen corresponding path program 1 times [2020-08-18 12:00:35,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-18 12:00:35,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [694167919] [2020-08-18 12:00:35,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-18 12:00:35,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,045 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:36,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-18 12:00:36,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-18 12:00:36,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-18 12:00:36,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-18 12:00:36,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-18 12:00:36,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-08-18 12:00:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-08-18 12:00:36,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:36,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:36,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:36,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-08-18 12:00:36,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-18 12:00:36,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2020-08-18 12:00:36,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-08-18 12:00:36,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:36,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-18 12:00:36,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-08-18 12:00:36,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-08-18 12:00:36,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-18 12:00:36,201 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-18 12:00:36,201 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [694167919] [2020-08-18 12:00:36,201 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-18 12:00:36,202 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-18 12:00:36,202 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979138119] [2020-08-18 12:00:36,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-18 12:00:36,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-18 12:00:36,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-18 12:00:36,203 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2020-08-18 12:00:36,204 INFO L87 Difference]: Start difference. First operand 166 states and 183 transitions. Second operand 10 states. [2020-08-18 12:00:36,759 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-08-18 12:00:37,314 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-08-18 12:00:37,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-18 12:00:37,858 INFO L93 Difference]: Finished difference Result 223 states and 254 transitions. [2020-08-18 12:00:37,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-18 12:00:37,859 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 108 [2020-08-18 12:00:37,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-18 12:00:37,860 INFO L225 Difference]: With dead ends: 223 [2020-08-18 12:00:37,861 INFO L226 Difference]: Without dead ends: 0 [2020-08-18 12:00:37,862 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=58, Invalid=152, Unknown=0, NotChecked=0, Total=210 [2020-08-18 12:00:37,862 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-18 12:00:37,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-18 12:00:37,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-18 12:00:37,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-18 12:00:37,862 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 108 [2020-08-18 12:00:37,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-18 12:00:37,863 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-18 12:00:37,863 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-18 12:00:37,863 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-18 12:00:37,863 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-18 12:00:37,863 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-18 12:00:37,865 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-18 12:00:38,137 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 28 [2020-08-18 12:00:40,258 WARN L193 SmtUtils]: Spent 588.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 12:00:40,622 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:41,004 WARN L193 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:41,193 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:00:41,539 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-08-18 12:00:41,896 WARN L193 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:42,312 WARN L193 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:42,443 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:00:43,038 WARN L193 SmtUtils]: Spent 591.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 22 [2020-08-18 12:00:43,302 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:00:43,865 WARN L193 SmtUtils]: Spent 559.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 21 [2020-08-18 12:00:44,441 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-08-18 12:00:45,017 WARN L193 SmtUtils]: Spent 543.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 20 [2020-08-18 12:00:45,181 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-18 12:00:45,806 WARN L193 SmtUtils]: Spent 592.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 12:00:46,370 WARN L193 SmtUtils]: Spent 561.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 12:00:46,770 WARN L193 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:47,177 WARN L193 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-08-18 12:00:47,548 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 22 [2020-08-18 12:00:47,909 WARN L193 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 20 [2020-08-18 12:00:48,634 WARN L193 SmtUtils]: Spent 558.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 19 [2020-08-18 12:00:49,105 WARN L193 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 22 [2020-08-18 12:00:49,111 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-08-18 12:00:49,112 INFO L268 CegarLoopResult]: For program point L222-2(lines 222 243) no Hoare annotation was computed. [2020-08-18 12:00:49,112 INFO L268 CegarLoopResult]: For program point L244(lines 221 245) no Hoare annotation was computed. [2020-08-18 12:00:49,112 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 197 252) no Hoare annotation was computed. [2020-08-18 12:00:49,112 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 197 252) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point L228(lines 228 232) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point L228-1(lines 228 232) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 197 252) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point L285(lines 285 289) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point L285-1(lines 285 289) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point L280(line 280) no Hoare annotation was computed. [2020-08-18 12:00:49,113 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 253 312) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point L279-2(lines 279 304) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point L305(lines 278 306) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 253 312) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point L298(line 298) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 253 312) no Hoare annotation was computed. [2020-08-18 12:00:49,114 INFO L268 CegarLoopResult]: For program point L298-1(line 298) no Hoare annotation was computed. [2020-08-18 12:00:49,115 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 599 605) the Hoare annotation is: true [2020-08-18 12:00:49,115 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 599 605) no Hoare annotation was computed. [2020-08-18 12:00:49,115 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 606 614) no Hoare annotation was computed. [2020-08-18 12:00:49,115 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 606 614) the Hoare annotation is: true [2020-08-18 12:00:49,115 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 606 614) no Hoare annotation was computed. [2020-08-18 12:00:49,115 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 912 936) the Hoare annotation is: true [2020-08-18 12:00:49,116 INFO L264 CegarLoopResult]: At program point L926(line 926) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,116 INFO L268 CegarLoopResult]: For program point L924(lines 924 930) no Hoare annotation was computed. [2020-08-18 12:00:49,116 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,116 INFO L268 CegarLoopResult]: For program point L922-1(line 922) no Hoare annotation was computed. [2020-08-18 12:00:49,116 INFO L268 CegarLoopResult]: For program point L920(lines 920 933) no Hoare annotation was computed. [2020-08-18 12:00:49,116 INFO L268 CegarLoopResult]: For program point L920-1(lines 912 936) no Hoare annotation was computed. [2020-08-18 12:00:49,117 INFO L271 CegarLoopResult]: At program point L918(line 918) the Hoare annotation is: true [2020-08-18 12:00:49,117 INFO L268 CegarLoopResult]: For program point L918-1(line 918) no Hoare annotation was computed. [2020-08-18 12:00:49,117 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 912 936) no Hoare annotation was computed. [2020-08-18 12:00:49,117 INFO L268 CegarLoopResult]: For program point L898-1(lines 898 905) no Hoare annotation was computed. [2020-08-18 12:00:49,117 INFO L268 CegarLoopResult]: For program point L896(line 896) no Hoare annotation was computed. [2020-08-18 12:00:49,117 INFO L264 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,117 INFO L264 CegarLoopResult]: At program point L894(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,118 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 888 910) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,118 INFO L264 CegarLoopResult]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,118 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 888 910) no Hoare annotation was computed. [2020-08-18 12:00:49,118 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 888 910) no Hoare annotation was computed. [2020-08-18 12:00:49,118 INFO L264 CegarLoopResult]: At program point L900(line 900) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,118 INFO L264 CegarLoopResult]: At program point L900-1(line 900) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~8 ~waterLevel~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L898(lines 898 905) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L864(line 864) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 847 870) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L863(line 863) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L862(line 862) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point L861(line 861) no Hoare annotation was computed. [2020-08-18 12:00:49,119 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 847 870) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L860(line 860) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 847 870) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L859(line 859) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L858(line 858) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L857(line 857) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L856(line 856) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L854(line 854) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L853(line 853) no Hoare annotation was computed. [2020-08-18 12:00:49,120 INFO L268 CegarLoopResult]: For program point L852(line 852) no Hoare annotation was computed. [2020-08-18 12:00:49,121 INFO L264 CegarLoopResult]: At program point L670(line 670) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,121 INFO L264 CegarLoopResult]: At program point L666(line 666) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,121 INFO L268 CegarLoopResult]: For program point L664(lines 664 672) no Hoare annotation was computed. [2020-08-18 12:00:49,121 INFO L264 CegarLoopResult]: At program point L662(line 662) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,121 INFO L268 CegarLoopResult]: For program point L662-1(line 662) no Hoare annotation was computed. [2020-08-18 12:00:49,121 INFO L268 CegarLoopResult]: For program point L660(lines 660 677) no Hoare annotation was computed. [2020-08-18 12:00:49,121 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 656 680) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 12:00:49,122 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 656 680) no Hoare annotation was computed. [2020-08-18 12:00:49,122 INFO L264 CegarLoopResult]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 12:00:49,122 INFO L268 CegarLoopResult]: For program point L675-1(lines 656 680) no Hoare annotation was computed. [2020-08-18 12:00:49,122 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 751 759) no Hoare annotation was computed. [2020-08-18 12:00:49,122 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 751 759) the Hoare annotation is: true [2020-08-18 12:00:49,122 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 751 759) no Hoare annotation was computed. [2020-08-18 12:00:49,122 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 796 814) the Hoare annotation is: true [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 796 814) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point L805(lines 805 809) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L271 CegarLoopResult]: At program point L803(line 803) the Hoare annotation is: true [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 809) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point L803-1(line 803) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 796 814) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point L767(lines 767 775) no Hoare annotation was computed. [2020-08-18 12:00:49,123 INFO L268 CegarLoopResult]: For program point L767-2(lines 767 775) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point L790(line 790) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point L790-1(line 790) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 760 795) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point L779(lines 779 787) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point L779-2(lines 779 787) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 760 795) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 760 795) no Hoare annotation was computed. [2020-08-18 12:00:49,124 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 592 598) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 592 598) the Hoare annotation is: true [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 151 196) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 151 196) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 151 196) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point L478(lines 478 498) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point L478-1(lines 478 498) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 464 509) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 464 509) no Hoare annotation was computed. [2020-08-18 12:00:49,125 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 464 509) no Hoare annotation was computed. [2020-08-18 12:00:49,126 INFO L268 CegarLoopResult]: For program point L484(lines 484 491) no Hoare annotation was computed. [2020-08-18 12:00:49,126 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 878 887) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,126 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 878 887) no Hoare annotation was computed. [2020-08-18 12:00:49,126 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 878 887) no Hoare annotation was computed. [2020-08-18 12:00:49,126 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 740 750) the Hoare annotation is: true [2020-08-18 12:00:49,126 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 740 750) no Hoare annotation was computed. [2020-08-18 12:00:49,126 INFO L271 CegarLoopResult]: At program point L745(line 745) the Hoare annotation is: true [2020-08-18 12:00:49,126 INFO L268 CegarLoopResult]: For program point L745-1(line 745) no Hoare annotation was computed. [2020-08-18 12:00:49,127 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 740 750) no Hoare annotation was computed. [2020-08-18 12:00:49,127 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 732 739) the Hoare annotation is: true [2020-08-18 12:00:49,127 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 732 739) no Hoare annotation was computed. [2020-08-18 12:00:49,127 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 732 739) no Hoare annotation was computed. [2020-08-18 12:00:49,127 INFO L264 CegarLoopResult]: At program point L701(line 701) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 12:00:49,127 INFO L268 CegarLoopResult]: For program point L701-1(lines 682 706) no Hoare annotation was computed. [2020-08-18 12:00:49,127 INFO L264 CegarLoopResult]: At program point L696(line 696) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,127 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 682 706) no Hoare annotation was computed. [2020-08-18 12:00:49,128 INFO L264 CegarLoopResult]: At program point L692(line 692) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,128 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 682 706) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-08-18 12:00:49,128 INFO L268 CegarLoopResult]: For program point L690(lines 690 698) no Hoare annotation was computed. [2020-08-18 12:00:49,128 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-08-18 12:00:49,128 INFO L268 CegarLoopResult]: For program point L688-1(line 688) no Hoare annotation was computed. [2020-08-18 12:00:49,128 INFO L268 CegarLoopResult]: For program point L686(lines 686 703) no Hoare annotation was computed. [2020-08-18 12:00:49,128 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 648 654) no Hoare annotation was computed. [2020-08-18 12:00:49,129 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 648 654) the Hoare annotation is: true [2020-08-18 12:00:49,129 INFO L264 CegarLoopResult]: At program point L545(line 545) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 12:00:49,129 INFO L264 CegarLoopResult]: At program point testENTRY(lines 513 576) the Hoare annotation is: (or (not (= |old(~waterLevel~0)| 1)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-08-18 12:00:49,129 INFO L268 CegarLoopResult]: For program point L543(lines 543 549) no Hoare annotation was computed. [2020-08-18 12:00:49,129 INFO L268 CegarLoopResult]: For program point L543-1(lines 543 549) no Hoare annotation was computed. [2020-08-18 12:00:49,129 INFO L264 CegarLoopResult]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 12:00:49,129 INFO L268 CegarLoopResult]: For program point testFINAL(lines 513 576) no Hoare annotation was computed. [2020-08-18 12:00:49,130 INFO L264 CegarLoopResult]: At program point L566(lines 523 568) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 12:00:49,130 INFO L268 CegarLoopResult]: For program point L533(lines 533 539) no Hoare annotation was computed. [2020-08-18 12:00:49,130 INFO L268 CegarLoopResult]: For program point L533-1(lines 533 539) no Hoare annotation was computed. [2020-08-18 12:00:49,130 INFO L268 CegarLoopResult]: For program point L525(lines 525 529) no Hoare annotation was computed. [2020-08-18 12:00:49,130 INFO L264 CegarLoopResult]: At program point L569(lines 522 570) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-18 12:00:49,130 INFO L268 CegarLoopResult]: For program point L559(lines 559 563) no Hoare annotation was computed. [2020-08-18 12:00:49,130 INFO L264 CegarLoopResult]: At program point L559-2(lines 553 564) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point L524(lines 523 568) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point L553(lines 553 564) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point testEXIT(lines 513 576) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 418 463) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point L438(lines 438 445) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 418 463) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 418 463) no Hoare annotation was computed. [2020-08-18 12:00:49,131 INFO L268 CegarLoopResult]: For program point L432(lines 432 452) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point L432-1(lines 432 452) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 707 714) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 707 714) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 707 714) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2020-08-18 12:00:49,132 INFO L268 CegarLoopResult]: For program point L102(lines 102 110) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 315 417) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L380(line 380) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L380-1(line 380) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L339(lines 339 343) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L403(lines 403 414) no Hoare annotation was computed. [2020-08-18 12:00:49,133 INFO L268 CegarLoopResult]: For program point L366(lines 366 370) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L364-2(lines 364 384) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 315 417) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L385(lines 363 386) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L344(lines 344 360) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L404(lines 404 411) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 315 417) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L365(lines 364 384) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L396(line 396) no Hoare annotation was computed. [2020-08-18 12:00:49,134 INFO L268 CegarLoopResult]: For program point L396-1(line 396) no Hoare annotation was computed. [2020-08-18 12:00:49,135 INFO L268 CegarLoopResult]: For program point L361(lines 361 402) no Hoare annotation was computed. [2020-08-18 12:00:49,135 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 582 591) no Hoare annotation was computed. [2020-08-18 12:00:49,135 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 582 591) no Hoare annotation was computed. [2020-08-18 12:00:49,135 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 582 591) no Hoare annotation was computed. [2020-08-18 12:00:49,135 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point L720(line 720) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 715 731) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 715 731) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point L726(line 726) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point L726-1(lines 715 731) no Hoare annotation was computed. [2020-08-18 12:00:49,136 INFO L268 CegarLoopResult]: For program point L722(lines 722 728) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2))) [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,137 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,138 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,138 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2020-08-18 12:00:49,138 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2020-08-18 12:00:49,138 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2020-08-18 12:00:49,138 INFO L264 CegarLoopResult]: At program point L637(line 637) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 12:00:49,138 INFO L264 CegarLoopResult]: At program point L635(lines 635 641) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 12:00:49,138 INFO L264 CegarLoopResult]: At program point L630(line 630) the Hoare annotation is: (let ((.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-08-18 12:00:49,139 INFO L268 CegarLoopResult]: For program point L628(lines 627 646) no Hoare annotation was computed. [2020-08-18 12:00:49,139 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 624 647) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= 1 ~systemActive~0))) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1 .cse2) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2))) [2020-08-18 12:00:49,139 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 624 647) no Hoare annotation was computed. [2020-08-18 12:00:49,139 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 624 647) no Hoare annotation was computed. [2020-08-18 12:00:49,139 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 817 846) no Hoare annotation was computed. [2020-08-18 12:00:49,139 INFO L268 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-08-18 12:00:49,140 INFO L271 CegarLoopResult]: At program point L831-1(lines 831 835) the Hoare annotation is: true [2020-08-18 12:00:49,140 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 817 846) the Hoare annotation is: true [2020-08-18 12:00:49,140 INFO L268 CegarLoopResult]: For program point L828(line 828) no Hoare annotation was computed. [2020-08-18 12:00:49,140 INFO L271 CegarLoopResult]: At program point L827-2(lines 827 841) the Hoare annotation is: true [2020-08-18 12:00:49,140 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-08-18 12:00:49,140 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-08-18 12:00:49,140 INFO L271 CegarLoopResult]: At program point L842(lines 817 846) the Hoare annotation is: true [2020-08-18 12:00:49,140 INFO L268 CegarLoopResult]: For program point L838(line 838) no Hoare annotation was computed. [2020-08-18 12:00:49,141 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2020-08-18 12:00:49,141 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2020-08-18 12:00:49,141 INFO L268 CegarLoopResult]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2020-08-18 12:00:49,141 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 871 877) no Hoare annotation was computed. [2020-08-18 12:00:49,141 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 871 877) the Hoare annotation is: true [2020-08-18 12:00:49,141 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,141 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-18 12:00:49,141 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-18 12:00:49,141 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-18 12:00:49,142 INFO L268 CegarLoopResult]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2020-08-18 12:00:49,142 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2020-08-18 12:00:49,142 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse2) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1 .cse2))) [2020-08-18 12:00:49,142 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 136 143) no Hoare annotation was computed. [2020-08-18 12:00:49,142 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 140) no Hoare annotation was computed. [2020-08-18 12:00:49,142 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 136 143) the Hoare annotation is: true [2020-08-18 12:00:49,142 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 136 143) no Hoare annotation was computed. [2020-08-18 12:00:49,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.08 12:00:49 BoogieIcfgContainer [2020-08-18 12:00:49,159 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-18 12:00:49,160 INFO L168 Benchmark]: Toolchain (without parser) took 28996.52 ms. Allocated memory was 140.5 MB in the beginning and 673.2 MB in the end (delta: 532.7 MB). Free memory was 102.7 MB in the beginning and 487.9 MB in the end (delta: -385.1 MB). Peak memory consumption was 551.3 MB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,161 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,162 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.98 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 102.5 MB in the beginning and 170.7 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,163 INFO L168 Benchmark]: Boogie Preprocessor took 109.03 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 165.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,164 INFO L168 Benchmark]: RCFGBuilder took 1092.77 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 193.5 MB in the end (delta: -27.6 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,164 INFO L168 Benchmark]: TraceAbstraction took 27208.52 ms. Allocated memory was 235.4 MB in the beginning and 673.2 MB in the end (delta: 437.8 MB). Free memory was 192.0 MB in the beginning and 487.9 MB in the end (delta: -295.8 MB). Peak memory consumption was 545.8 MB. Max. memory is 7.1 GB. [2020-08-18 12:00:49,168 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 140.5 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 581.98 ms. Allocated memory was 140.5 MB in the beginning and 202.9 MB in the end (delta: 62.4 MB). Free memory was 102.5 MB in the beginning and 170.7 MB in the end (delta: -68.2 MB). Peak memory consumption was 25.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 109.03 ms. Allocated memory is still 202.9 MB. Free memory was 170.7 MB in the beginning and 165.8 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1092.77 ms. Allocated memory was 202.9 MB in the beginning and 235.4 MB in the end (delta: 32.5 MB). Free memory was 165.8 MB in the beginning and 193.5 MB in the end (delta: -27.6 MB). Peak memory consumption was 80.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 27208.52 ms. Allocated memory was 235.4 MB in the beginning and 673.2 MB in the end (delta: 437.8 MB). Free memory was 192.0 MB in the beginning and 487.9 MB in the end (delta: -295.8 MB). Peak memory consumption was 545.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 140]: 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: 522]: Loop Invariant Derived loop invariant: (!(systemActive == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 523]: Loop Invariant Derived loop invariant: (((!(\old(waterLevel) == 1) || ((2 <= waterLevel && pumpRunning == 0) && splverifierCounter == 0)) || !(1 == systemActive)) || !(\old(pumpRunning) == 0)) || ((\old(waterLevel) == waterLevel && pumpRunning == 0) && splverifierCounter == 0) - InvariantResult [Line: 827]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 231 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 15.8s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 571 SDtfs, 1200 SDslu, 392 SDs, 0 SdLazy, 2545 SolverSat, 767 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 191 GetRequests, 130 SyntacticMatches, 2 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=280occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 163 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 412 PreInvPairs, 432 NumberOfFragments, 1117 HoareAnnotationTreeSize, 412 FomulaSimplifications, 41842 FormulaSimplificationTreeSizeReduction, 1.7s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9815 FormulaSimplificationTreeSizeReductionInter, 9.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 388 NumberOfCodeBlocks, 388 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 382 ConstructedInterpolants, 0 QuantifiedInterpolants, 120647 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 29/36 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...