/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-177f698 [2020-08-21 15:37:29,963 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 15:37:29,966 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 15:37:30,012 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 15:37:30,012 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 15:37:30,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 15:37:30,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 15:37:30,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 15:37:30,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 15:37:30,033 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 15:37:30,034 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 15:37:30,036 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 15:37:30,037 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 15:37:30,040 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 15:37:30,042 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 15:37:30,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 15:37:30,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 15:37:30,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 15:37:30,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 15:37:30,057 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 15:37:30,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 15:37:30,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 15:37:30,061 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 15:37:30,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 15:37:30,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 15:37:30,064 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 15:37:30,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 15:37:30,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 15:37:30,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 15:37:30,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 15:37:30,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 15:37:30,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 15:37:30,068 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 15:37:30,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 15:37:30,069 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 15:37:30,069 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 15:37:30,070 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 15:37:30,070 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 15:37:30,070 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 15:37:30,071 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 15:37:30,072 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 15:37:30,073 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 15:37:30,094 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 15:37:30,094 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 15:37:30,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 15:37:30,096 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 15:37:30,096 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 15:37:30,096 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 15:37:30,097 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 15:37:30,097 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 15:37:30,097 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 15:37:30,097 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 15:37:30,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 15:37:30,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 15:37:30,099 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 15:37:30,099 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 15:37:30,099 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 15:37:30,099 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 15:37:30,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 15:37:30,100 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 15:37:30,100 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 15:37:30,100 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 15:37:30,100 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 15:37:30,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 15:37:30,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 15:37:30,101 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 15:37:30,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-08-21 15:37:30,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 15:37:30,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 15:37:30,427 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 15:37:30,429 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 15:37:30,429 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 15:37:30,430 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-08-21 15:37:30,491 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f78600ad2/ab9b460e13b04f77bef9f43b8d6ee103/FLAG83f9dfa6c [2020-08-21 15:37:31,017 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 15:37:31,018 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec5_product08.cil.c [2020-08-21 15:37:31,029 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f78600ad2/ab9b460e13b04f77bef9f43b8d6ee103/FLAG83f9dfa6c [2020-08-21 15:37:31,328 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/f78600ad2/ab9b460e13b04f77bef9f43b8d6ee103 [2020-08-21 15:37:31,338 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 15:37:31,339 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 15:37:31,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 15:37:31,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 15:37:31,344 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 15:37:31,345 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 03:37:31" (1/1) ... [2020-08-21 15:37:31,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19da8246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:31, skipping insertion in model container [2020-08-21 15:37:31,350 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 03:37:31" (1/1) ... [2020-08-21 15:37:31,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 15:37:31,403 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 15:37:31,742 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 15:37:31,851 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 15:37:31,971 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 15:37:32,010 INFO L208 MainTranslator]: Completed translation [2020-08-21 15:37:32,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32 WrapperNode [2020-08-21 15:37:32,011 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 15:37:32,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 15:37:32,012 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 15:37:32,012 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 15:37:32,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,048 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,048 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,079 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,090 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... [2020-08-21 15:37:32,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 15:37:32,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 15:37:32,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 15:37:32,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 15:37:32,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 15:37:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 15:37:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 15:37:32,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-21 15:37:32,166 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-08-21 15:37:32,166 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-08-21 15:37:32,166 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-08-21 15:37:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-08-21 15:37:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-08-21 15:37:32,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-08-21 15:37:32,168 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-08-21 15:37:32,168 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-08-21 15:37:32,168 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-08-21 15:37:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-08-21 15:37:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-21 15:37:32,169 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-08-21 15:37:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-08-21 15:37:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-21 15:37:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-08-21 15:37:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 15:37:32,170 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-21 15:37:32,171 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-21 15:37:32,171 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-21 15:37:32,171 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-21 15:37:32,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2020-08-21 15:37:32,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2020-08-21 15:37:32,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2020-08-21 15:37:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-21 15:37:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-21 15:37:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-21 15:37:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-21 15:37:32,173 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-08-21 15:37:32,174 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-08-21 15:37:32,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-08-21 15:37:32,175 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-08-21 15:37:32,176 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-08-21 15:37:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-08-21 15:37:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2020-08-21 15:37:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2020-08-21 15:37:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-08-21 15:37:32,177 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-08-21 15:37:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-08-21 15:37:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-21 15:37:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-08-21 15:37:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-08-21 15:37:32,178 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-08-21 15:37:32,179 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-21 15:37:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-21 15:37:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-21 15:37:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 15:37:32,180 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-21 15:37:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-21 15:37:32,181 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-08-21 15:37:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-21 15:37:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 15:37:32,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 15:37:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-21 15:37:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 15:37:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 15:37:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 15:37:32,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 15:37:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-21 15:37:32,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-21 15:37:32,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 15:37:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-21 15:37:32,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 15:37:33,210 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 15:37:33,211 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-08-21 15:37:33,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 03:37:33 BoogieIcfgContainer [2020-08-21 15:37:33,221 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 15:37:33,222 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 15:37:33,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 15:37:33,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 15:37:33,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 03:37:31" (1/3) ... [2020-08-21 15:37:33,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468538da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 03:37:33, skipping insertion in model container [2020-08-21 15:37:33,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 03:37:32" (2/3) ... [2020-08-21 15:37:33,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@468538da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 03:37:33, skipping insertion in model container [2020-08-21 15:37:33,228 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 03:37:33" (3/3) ... [2020-08-21 15:37:33,229 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2020-08-21 15:37:33,240 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 15:37:33,250 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 15:37:33,265 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 15:37:33,299 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 15:37:33,299 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 15:37:33,299 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 15:37:33,299 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 15:37:33,300 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 15:37:33,300 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 15:37:33,300 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 15:37:33,300 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 15:37:33,327 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states. [2020-08-21 15:37:33,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-08-21 15:37:33,343 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:37:33,345 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:37:33,346 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:37:33,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:37:33,351 INFO L82 PathProgramCache]: Analyzing trace with hash -1730166984, now seen corresponding path program 1 times [2020-08-21 15:37:33,357 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:37:33,358 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [985947767] [2020-08-21 15:37:33,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:37:33,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,052 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 15:37:34,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 15:37:34,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 15:37:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 15:37:34,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 15:37:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 15:37:34,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 15:37:34,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:34,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-08-21 15:37:34,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 15:37:34,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:34,158 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 15:37:34,159 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [985947767] [2020-08-21 15:37:34,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:37:34,162 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 15:37:34,163 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [485360735] [2020-08-21 15:37:34,170 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 15:37:34,171 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:37:34,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 15:37:34,187 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 15:37:34,189 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 4 states. [2020-08-21 15:37:35,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:37:35,347 INFO L93 Difference]: Finished difference Result 274 states and 355 transitions. [2020-08-21 15:37:35,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 15:37:35,350 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2020-08-21 15:37:35,350 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:37:35,365 INFO L225 Difference]: With dead ends: 274 [2020-08-21 15:37:35,365 INFO L226 Difference]: Without dead ends: 153 [2020-08-21 15:37:35,370 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-08-21 15:37:35,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2020-08-21 15:37:35,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 122. [2020-08-21 15:37:35,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-08-21 15:37:35,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 142 transitions. [2020-08-21 15:37:35,492 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 142 transitions. Word has length 59 [2020-08-21 15:37:35,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:37:35,492 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 142 transitions. [2020-08-21 15:37:35,492 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 15:37:35,493 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 142 transitions. [2020-08-21 15:37:35,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-21 15:37:35,509 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:37:35,509 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:37:35,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 15:37:35,509 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:37:35,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:37:35,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1195387073, now seen corresponding path program 1 times [2020-08-21 15:37:35,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:37:35,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [647798333] [2020-08-21 15:37:35,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:37:35,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,880 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 15:37:35,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 15:37:35,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 15:37:35,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 15:37:35,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 15:37:35,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 15:37:35,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-08-21 15:37:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-08-21 15:37:35,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 15:37:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:35,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 15:37:35,949 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [647798333] [2020-08-21 15:37:35,949 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:37:35,949 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-08-21 15:37:35,949 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347425586] [2020-08-21 15:37:35,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-08-21 15:37:35,952 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:37:35,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-08-21 15:37:35,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-08-21 15:37:35,953 INFO L87 Difference]: Start difference. First operand 122 states and 142 transitions. Second operand 5 states. [2020-08-21 15:37:36,438 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 15:37:37,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:37:37,217 INFO L93 Difference]: Finished difference Result 209 states and 255 transitions. [2020-08-21 15:37:37,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 15:37:37,217 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2020-08-21 15:37:37,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:37:37,220 INFO L225 Difference]: With dead ends: 209 [2020-08-21 15:37:37,220 INFO L226 Difference]: Without dead ends: 143 [2020-08-21 15:37:37,222 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-08-21 15:37:37,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2020-08-21 15:37:37,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 113. [2020-08-21 15:37:37,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-08-21 15:37:37,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 130 transitions. [2020-08-21 15:37:37,255 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 130 transitions. Word has length 60 [2020-08-21 15:37:37,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:37:37,255 INFO L479 AbstractCegarLoop]: Abstraction has 113 states and 130 transitions. [2020-08-21 15:37:37,255 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-08-21 15:37:37,255 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 130 transitions. [2020-08-21 15:37:37,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-08-21 15:37:37,257 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:37:37,257 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:37:37,257 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 15:37:37,258 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:37:37,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:37:37,258 INFO L82 PathProgramCache]: Analyzing trace with hash -754484092, now seen corresponding path program 1 times [2020-08-21 15:37:37,258 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:37:37,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2040349972] [2020-08-21 15:37:37,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:37:37,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,586 WARN L193 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 15:37:37,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 15:37:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 15:37:37,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 15:37:37,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,655 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 15:37:37,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 15:37:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-08-21 15:37:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-08-21 15:37:37,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2020-08-21 15:37:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:37,689 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-21 15:37:37,689 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2040349972] [2020-08-21 15:37:37,690 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:37:37,690 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 15:37:37,690 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897871842] [2020-08-21 15:37:37,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 15:37:37,691 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:37:37,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 15:37:37,692 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 15:37:37,692 INFO L87 Difference]: Start difference. First operand 113 states and 130 transitions. Second operand 9 states. [2020-08-21 15:37:38,113 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 15:37:38,395 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:38,610 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:38,871 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:39,805 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-08-21 15:37:41,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:37:41,265 INFO L93 Difference]: Finished difference Result 384 states and 475 transitions. [2020-08-21 15:37:41,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 15:37:41,266 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2020-08-21 15:37:41,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:37:41,271 INFO L225 Difference]: With dead ends: 384 [2020-08-21 15:37:41,272 INFO L226 Difference]: Without dead ends: 299 [2020-08-21 15:37:41,273 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 22 SyntacticMatches, 1 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=75, Invalid=165, Unknown=0, NotChecked=0, Total=240 [2020-08-21 15:37:41,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2020-08-21 15:37:41,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 242. [2020-08-21 15:37:41,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 242 states. [2020-08-21 15:37:41,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 292 transitions. [2020-08-21 15:37:41,336 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 292 transitions. Word has length 65 [2020-08-21 15:37:41,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:37:41,337 INFO L479 AbstractCegarLoop]: Abstraction has 242 states and 292 transitions. [2020-08-21 15:37:41,337 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 15:37:41,337 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 292 transitions. [2020-08-21 15:37:41,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-08-21 15:37:41,339 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 15:37:41,339 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-21 15:37:41,339 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 15:37:41,339 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 15:37:41,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 15:37:41,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1343966775, now seen corresponding path program 1 times [2020-08-21 15:37:41,340 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 15:37:41,340 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [734676537] [2020-08-21 15:37:41,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 15:37:41,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,658 WARN L193 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 15:37:41,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:41,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 15:37:41,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-21 15:37:41,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-21 15:37:41,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-08-21 15:37:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-08-21 15:37:41,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,718 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-08-21 15:37:41,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 15:37:41,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 15:37:41,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-08-21 15:37:41,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-08-21 15:37:41,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 15:37:41,758 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-21 15:37:41,759 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [734676537] [2020-08-21 15:37:41,759 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 15:37:41,759 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 15:37:41,760 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576337461] [2020-08-21 15:37:41,760 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 15:37:41,760 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 15:37:41,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 15:37:41,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-08-21 15:37:41,761 INFO L87 Difference]: Start difference. First operand 242 states and 292 transitions. Second operand 9 states. [2020-08-21 15:37:42,181 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-08-21 15:37:42,943 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:43,461 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:43,709 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-08-21 15:37:43,812 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 15:37:43,812 INFO L93 Difference]: Finished difference Result 451 states and 591 transitions. [2020-08-21 15:37:43,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 15:37:43,813 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-08-21 15:37:43,814 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 15:37:43,815 INFO L225 Difference]: With dead ends: 451 [2020-08-21 15:37:43,815 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 15:37:43,819 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2020-08-21 15:37:43,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 15:37:43,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 15:37:43,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 15:37:43,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 15:37:43,820 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 70 [2020-08-21 15:37:43,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 15:37:43,821 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 15:37:43,821 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 15:37:43,821 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 15:37:43,821 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 15:37:43,821 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 15:37:43,824 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 15:37:45,688 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-21 15:37:45,852 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:46,043 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 1 [2020-08-21 15:37:46,389 WARN L193 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 9 [2020-08-21 15:37:46,599 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 15:37:46,778 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 8 [2020-08-21 15:37:46,988 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-08-21 15:37:47,143 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 15:37:47,312 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:47,488 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 15:37:47,658 WARN L193 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:47,974 WARN L193 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 14 [2020-08-21 15:37:48,131 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 15:37:48,297 WARN L193 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 1 [2020-08-21 15:37:48,606 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 15:37:48,944 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 15:37:49,255 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 8 [2020-08-21 15:37:49,433 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:49,591 WARN L193 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:49,767 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 12 [2020-08-21 15:37:49,932 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2020-08-21 15:37:50,137 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 15:37:50,443 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 11 [2020-08-21 15:37:50,609 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2020-08-21 15:37:50,620 INFO L268 CegarLoopResult]: For program point L547-2(lines 547 568) no Hoare annotation was computed. [2020-08-21 15:37:50,620 INFO L268 CegarLoopResult]: For program point L569(lines 546 570) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 522 577) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point L553(lines 553 557) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point L553-1(lines 553 557) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 522 577) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point L548(line 548) no Hoare annotation was computed. [2020-08-21 15:37:50,621 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 522 577) no Hoare annotation was computed. [2020-08-21 15:37:50,622 INFO L268 CegarLoopResult]: For program point L610-1(lines 610 614) no Hoare annotation was computed. [2020-08-21 15:37:50,622 INFO L268 CegarLoopResult]: For program point L605(line 605) no Hoare annotation was computed. [2020-08-21 15:37:50,622 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 629) no Hoare annotation was computed. [2020-08-21 15:37:50,622 INFO L268 CegarLoopResult]: For program point L630(lines 603 631) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 578 637) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point L623(line 623) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 578 637) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point L623-1(line 623) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 578 637) no Hoare annotation was computed. [2020-08-21 15:37:50,623 INFO L268 CegarLoopResult]: For program point L610(lines 610 614) no Hoare annotation was computed. [2020-08-21 15:37:50,624 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 402 408) the Hoare annotation is: true [2020-08-21 15:37:50,624 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 402 408) no Hoare annotation was computed. [2020-08-21 15:37:50,624 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 409 417) no Hoare annotation was computed. [2020-08-21 15:37:50,624 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 409 417) the Hoare annotation is: true [2020-08-21 15:37:50,624 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 409 417) no Hoare annotation was computed. [2020-08-21 15:37:50,624 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 422 429) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 1 ~systemActive~0))) [2020-08-21 15:37:50,624 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1EXIT(lines 422 429) no Hoare annotation was computed. [2020-08-21 15:37:50,624 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__1FINAL(lines 422 429) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L264 CegarLoopResult]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 430 439) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2EXIT(lines 430 439) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__2FINAL(lines 430 439) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point L435(line 435) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point L450-1(line 450) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point L448(lines 448 465) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point L448-1(lines 440 468) no Hoare annotation was computed. [2020-08-21 15:37:50,625 INFO L271 CegarLoopResult]: At program point L446(line 446) the Hoare annotation is: true [2020-08-21 15:37:50,625 INFO L268 CegarLoopResult]: For program point L446-1(line 446) no Hoare annotation was computed. [2020-08-21 15:37:50,626 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 440 468) the Hoare annotation is: true [2020-08-21 15:37:50,626 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification5_spec__3EXIT(lines 440 468) no Hoare annotation was computed. [2020-08-21 15:37:50,626 INFO L264 CegarLoopResult]: At program point L455(line 455) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2020-08-21 15:37:50,626 INFO L268 CegarLoopResult]: For program point L453(lines 453 459) no Hoare annotation was computed. [2020-08-21 15:37:50,626 INFO L268 CegarLoopResult]: For program point L452(lines 452 462) no Hoare annotation was computed. [2020-08-21 15:37:50,626 INFO L271 CegarLoopResult]: At program point L450(line 450) the Hoare annotation is: true [2020-08-21 15:37:50,626 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 360 382) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,627 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 360 382) no Hoare annotation was computed. [2020-08-21 15:37:50,627 INFO L264 CegarLoopResult]: At program point L372(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,627 INFO L264 CegarLoopResult]: At program point L372-1(line 372) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~2 ~systemActive~0) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,627 INFO L268 CegarLoopResult]: For program point L370(lines 370 377) no Hoare annotation was computed. [2020-08-21 15:37:50,627 INFO L268 CegarLoopResult]: For program point L370-1(lines 370 377) no Hoare annotation was computed. [2020-08-21 15:37:50,627 INFO L268 CegarLoopResult]: For program point L368(line 368) no Hoare annotation was computed. [2020-08-21 15:37:50,628 INFO L264 CegarLoopResult]: At program point L367(line 367) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,628 INFO L264 CegarLoopResult]: At program point L366(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,628 INFO L264 CegarLoopResult]: At program point L366-1(line 366) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,628 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 360 382) no Hoare annotation was computed. [2020-08-21 15:37:50,628 INFO L268 CegarLoopResult]: For program point L321(line 321) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L320(line 320) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 314 337) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L319(line 319) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 314 337) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 314 337) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L332(line 332) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L331(line 331) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L330(line 330) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L329(line 329) no Hoare annotation was computed. [2020-08-21 15:37:50,629 INFO L268 CegarLoopResult]: For program point L328(line 328) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L327(line 327) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L326(line 326) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L325(line 325) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L324(line 324) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L323(line 323) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point L322(line 322) no Hoare annotation was computed. [2020-08-21 15:37:50,630 INFO L264 CegarLoopResult]: At program point L193(line 193) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-21 15:37:50,630 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 187 201) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point L191(lines 191 197) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 187 201) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 187 201) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 142 150) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 142 150) the Hoare annotation is: true [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 142 150) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point L158(lines 158 166) no Hoare annotation was computed. [2020-08-21 15:37:50,631 INFO L268 CegarLoopResult]: For program point L158-2(lines 158 166) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point L181-1(line 181) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 151 186) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point L170(lines 170 178) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point L170-2(lines 170 178) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 151 186) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 151 186) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 395 401) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 395 401) the Hoare annotation is: true [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 476 521) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 476 521) no Hoare annotation was computed. [2020-08-21 15:37:50,632 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 476 521) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 789 834) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 789 834) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point L809(lines 809 816) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 789 834) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point L803(lines 803 823) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L268 CegarLoopResult]: For program point L803-1(lines 803 823) no Hoare annotation was computed. [2020-08-21 15:37:50,633 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 346 356) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,633 INFO L264 CegarLoopResult]: At program point L351(line 351) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 346 356) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 346 356) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 131 141) the Hoare annotation is: true [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 131 141) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L271 CegarLoopResult]: At program point L136(line 136) the Hoare annotation is: true [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point L136-1(line 136) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 131 141) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 123 130) the Hoare annotation is: true [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 123 130) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 123 130) no Hoare annotation was computed. [2020-08-21 15:37:50,634 INFO L264 CegarLoopResult]: At program point L96(line 96) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,634 INFO L268 CegarLoopResult]: For program point L96-1(line 96) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L268 CegarLoopResult]: For program point L94(lines 94 111) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 90 114) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 90 114) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,635 INFO L264 CegarLoopResult]: At program point L109(line 109) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,635 INFO L268 CegarLoopResult]: For program point L109-1(lines 90 114) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L264 CegarLoopResult]: At program point L104(line 104) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,635 INFO L264 CegarLoopResult]: At program point L100(line 100) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,635 INFO L268 CegarLoopResult]: For program point L98(lines 98 106) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 82 88) no Hoare annotation was computed. [2020-08-21 15:37:50,635 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 82 88) the Hoare annotation is: true [2020-08-21 15:37:50,636 INFO L268 CegarLoopResult]: For program point L225(lines 224 273) no Hoare annotation was computed. [2020-08-21 15:37:50,636 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,636 INFO L264 CegarLoopResult]: At program point testENTRY(lines 214 281) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,636 INFO L268 CegarLoopResult]: For program point L254(lines 254 269) no Hoare annotation was computed. [2020-08-21 15:37:50,636 INFO L268 CegarLoopResult]: For program point testFINAL(lines 214 281) no Hoare annotation was computed. [2020-08-21 15:37:50,636 INFO L264 CegarLoopResult]: At program point L246(line 246) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,636 INFO L268 CegarLoopResult]: For program point L244(lines 244 250) no Hoare annotation was computed. [2020-08-21 15:37:50,636 INFO L268 CegarLoopResult]: For program point L244-1(lines 244 250) no Hoare annotation was computed. [2020-08-21 15:37:50,636 INFO L264 CegarLoopResult]: At program point L271(lines 224 273) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,636 INFO L264 CegarLoopResult]: At program point L236(line 236) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point L234(lines 234 240) no Hoare annotation was computed. [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point L234-1(lines 234 240) no Hoare annotation was computed. [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point L226(lines 226 230) no Hoare annotation was computed. [2020-08-21 15:37:50,637 INFO L264 CegarLoopResult]: At program point L274(lines 223 275) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,637 INFO L264 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point L262(lines 262 268) no Hoare annotation was computed. [2020-08-21 15:37:50,637 INFO L264 CegarLoopResult]: At program point L262-1(lines 254 269) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point testEXIT(lines 214 281) no Hoare annotation was computed. [2020-08-21 15:37:50,637 INFO L268 CegarLoopResult]: For program point L763(lines 763 770) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 743 788) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point L757(lines 757 777) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 743 788) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point L757-1(lines 757 777) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 743 788) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 892 914) no Hoare annotation was computed. [2020-08-21 15:37:50,638 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 892 914) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 892 914) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point L900(lines 900 908) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point L900-2(lines 900 908) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 385 394) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 385 394) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 385 394) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 640 742) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point L669(lines 669 685) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point L729(lines 729 736) no Hoare annotation was computed. [2020-08-21 15:37:50,639 INFO L268 CegarLoopResult]: For program point L690(lines 689 709) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L721(line 721) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L721-1(line 721) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L686(lines 686 727) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 640 742) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L705(line 705) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L705-1(line 705) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L664(lines 664 668) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L728(lines 728 739) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L691(lines 691 695) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 640 742) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L689-2(lines 689 709) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point L710(lines 688 711) no Hoare annotation was computed. [2020-08-21 15:37:50,640 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |old(#valid)| |#valid|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 115 122) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 115 122) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 115 122) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 915 923) the Hoare annotation is: true [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 915 923) no Hoare annotation was computed. [2020-08-21 15:37:50,641 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 915 923) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 871 882) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 871 882) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 883 891) the Hoare annotation is: true [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 883 891) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 883 891) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L264 CegarLoopResult]: At program point L64(line 64) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point L62(lines 58 80) no Hoare annotation was computed. [2020-08-21 15:37:50,642 INFO L268 CegarLoopResult]: For program point L60(lines 58 80) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 55 81) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 55 81) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L264 CegarLoopResult]: At program point L71(line 71) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 55 81) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L264 CegarLoopResult]: At program point L69(lines 69 75) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 284 313) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 284 313) the Hoare annotation is: true [2020-08-21 15:37:50,643 INFO L271 CegarLoopResult]: At program point L309(lines 284 313) the Hoare annotation is: true [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point L305(line 305) no Hoare annotation was computed. [2020-08-21 15:37:50,643 INFO L268 CegarLoopResult]: For program point L298(lines 298 302) no Hoare annotation was computed. [2020-08-21 15:37:50,644 INFO L271 CegarLoopResult]: At program point L298-1(lines 298 302) the Hoare annotation is: true [2020-08-21 15:37:50,644 INFO L268 CegarLoopResult]: For program point L295(line 295) no Hoare annotation was computed. [2020-08-21 15:37:50,644 INFO L271 CegarLoopResult]: At program point L294-2(lines 294 308) the Hoare annotation is: true [2020-08-21 15:37:50,644 INFO L271 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: true [2020-08-21 15:37:50,644 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 847 858) the Hoare annotation is: true [2020-08-21 15:37:50,644 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 847 858) no Hoare annotation was computed. [2020-08-21 15:37:50,644 INFO L268 CegarLoopResult]: For program point L851-1(lines 847 858) no Hoare annotation was computed. [2020-08-21 15:37:50,644 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 338 344) no Hoare annotation was computed. [2020-08-21 15:37:50,644 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 338 344) the Hoare annotation is: true [2020-08-21 15:37:50,644 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,645 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-08-21 15:37:50,645 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 15:37:50,645 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 15:37:50,645 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 202 209) no Hoare annotation was computed. [2020-08-21 15:37:50,645 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 202 209) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2020-08-21 15:37:50,645 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 202 209) no Hoare annotation was computed. [2020-08-21 15:37:50,645 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 859 870) no Hoare annotation was computed. [2020-08-21 15:37:50,645 INFO L268 CegarLoopResult]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2020-08-21 15:37:50,646 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 859 870) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2020-08-21 15:37:50,646 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 836 843) no Hoare annotation was computed. [2020-08-21 15:37:50,646 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 840) no Hoare annotation was computed. [2020-08-21 15:37:50,646 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 836 843) the Hoare annotation is: true [2020-08-21 15:37:50,646 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 836 843) no Hoare annotation was computed. [2020-08-21 15:37:50,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 03:37:50 BoogieIcfgContainer [2020-08-21 15:37:50,663 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 15:37:50,665 INFO L168 Benchmark]: Toolchain (without parser) took 19325.33 ms. Allocated memory was 138.4 MB in the beginning and 570.9 MB in the end (delta: 432.5 MB). Free memory was 100.4 MB in the beginning and 322.6 MB in the end (delta: -222.3 MB). Peak memory consumption was 409.5 MB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,666 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,667 INFO L168 Benchmark]: CACSL2BoogieTranslator took 670.83 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 172.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,667 INFO L168 Benchmark]: Boogie Preprocessor took 89.59 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,668 INFO L168 Benchmark]: RCFGBuilder took 1118.94 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 168.1 MB in the beginning and 201.2 MB in the end (delta: -33.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,669 INFO L168 Benchmark]: TraceAbstraction took 17440.92 ms. Allocated memory was 233.3 MB in the beginning and 570.9 MB in the end (delta: 337.6 MB). Free memory was 199.8 MB in the beginning and 322.6 MB in the end (delta: -122.8 MB). Peak memory consumption was 414.1 MB. Max. memory is 7.1 GB. [2020-08-21 15:37:50,673 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.4 MB. Free memory was 119.9 MB in the beginning and 119.7 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 670.83 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 172.2 MB in the end (delta: -72.1 MB). Peak memory consumption was 29.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.59 ms. Allocated memory is still 202.4 MB. Free memory was 172.2 MB in the beginning and 168.1 MB in the end (delta: 4.1 MB). Peak memory consumption was 4.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1118.94 ms. Allocated memory was 202.4 MB in the beginning and 233.3 MB in the end (delta: 30.9 MB). Free memory was 168.1 MB in the beginning and 201.2 MB in the end (delta: -33.1 MB). Peak memory consumption was 87.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17440.92 ms. Allocated memory was 233.3 MB in the beginning and 570.9 MB in the end (delta: 337.6 MB). Free memory was 199.8 MB in the beginning and 322.6 MB in the end (delta: -122.8 MB). Peak memory consumption was 414.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 840]: 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: 223]: Loop Invariant Derived loop invariant: !(\old(systemActive) == 1) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 294]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 284]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 224]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 10.5s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 8.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 438 SDtfs, 720 SDslu, 401 SDs, 0 SdLazy, 1551 SolverSat, 528 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 124 GetRequests, 88 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, 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, 4 MinimizatonAttempts, 118 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 306 PreInvPairs, 359 NumberOfFragments, 693 HoareAnnotationTreeSize, 306 FomulaSimplifications, 25020 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 9926 FormulaSimplificationTreeSizeReductionInter, 5.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 254 NumberOfCodeBlocks, 254 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 250 ConstructedInterpolants, 0 QuantifiedInterpolants, 74374 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...