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 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-08 06:08:26,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-08 06:08:26,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-08 06:08:26,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-08 06:08:26,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-08 06:08:26,133 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-08 06:08:26,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-08 06:08:26,136 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-08 06:08:26,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-08 06:08:26,139 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-08 06:08:26,140 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-08 06:08:26,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-08 06:08:26,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-08 06:08:26,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-08 06:08:26,143 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-08 06:08:26,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-08 06:08:26,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-08 06:08:26,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-08 06:08:26,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-08 06:08:26,150 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-08 06:08:26,151 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-08 06:08:26,153 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-08 06:08:26,154 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-08 06:08:26,155 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-08 06:08:26,157 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-08 06:08:26,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-08 06:08:26,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-08 06:08:26,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-08 06:08:26,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-08 06:08:26,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-08 06:08:26,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-08 06:08:26,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-08 06:08:26,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-08 06:08:26,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-08 06:08:26,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-08 06:08:26,166 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-08 06:08:26,166 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-08 06:08:26,166 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-08 06:08:26,167 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-08 06:08:26,168 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-08 06:08:26,168 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-08 06:08:26,169 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-08 06:08:26,183 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-08 06:08:26,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-08 06:08:26,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-08 06:08:26,185 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-08 06:08:26,186 INFO L138 SettingsManager]: * Use SBE=true [2019-09-08 06:08:26,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-08 06:08:26,186 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-08 06:08:26,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-08 06:08:26,186 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-08 06:08:26,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-08 06:08:26,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-08 06:08:26,187 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-08 06:08:26,187 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-08 06:08:26,187 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-08 06:08:26,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-08 06:08:26,188 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-08 06:08:26,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-08 06:08:26,188 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-08 06:08:26,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-08 06:08:26,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-08 06:08:26,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-08 06:08:26,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-08 06:08:26,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-08 06:08:26,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-08 06:08:26,189 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-08 06:08:26,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-08 06:08:26,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-08 06:08:26,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-08 06:08:26,190 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-08 06:08:26,218 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-08 06:08:26,231 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-08 06:08:26,236 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-08 06:08:26,238 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-08 06:08:26,238 INFO L275 PluginConnector]: CDTParser initialized [2019-09-08 06:08:26,240 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-08 06:08:26,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dca1c4bf/c94b079aa05049a09f622ceb0d432e57/FLAG7d3ec9b9a [2019-09-08 06:08:26,881 INFO L306 CDTParser]: Found 1 translation units. [2019-09-08 06:08:26,885 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product64.cil.c [2019-09-08 06:08:26,900 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dca1c4bf/c94b079aa05049a09f622ceb0d432e57/FLAG7d3ec9b9a [2019-09-08 06:08:27,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1dca1c4bf/c94b079aa05049a09f622ceb0d432e57 [2019-09-08 06:08:27,151 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-08 06:08:27,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-08 06:08:27,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:27,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-08 06:08:27,157 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-08 06:08:27,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@747cbe8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27, skipping insertion in model container [2019-09-08 06:08:27,162 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,170 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-08 06:08:27,230 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-08 06:08:27,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:27,691 INFO L188 MainTranslator]: Completed pre-run [2019-09-08 06:08:27,847 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-08 06:08:27,899 INFO L192 MainTranslator]: Completed translation [2019-09-08 06:08:27,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27 WrapperNode [2019-09-08 06:08:27,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-08 06:08:27,901 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-08 06:08:27,902 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-08 06:08:27,902 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-08 06:08:27,916 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,937 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,938 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,978 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... [2019-09-08 06:08:27,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-08 06:08:27,991 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-08 06:08:27,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-08 06:08:27,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-08 06:08:27,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2019-09-08 06:08:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-08 06:08:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-08 06:08:28,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:28,044 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-08 06:08:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-08 06:08:28,045 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-08 06:08:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-08 06:08:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-08 06:08:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-08 06:08:28,046 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-08 06:08:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-08 06:08:28,047 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:08:28,048 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-08 06:08:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-08 06:08:28,049 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-08 06:08:28,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-08 06:08:28,051 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-08 06:08:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-08 06:08:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-08 06:08:28,052 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-08 06:08:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-08 06:08:28,053 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-08 06:08:28,054 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-08 06:08:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-08 06:08:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-08 06:08:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-08 06:08:28,055 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-08 06:08:28,056 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-08 06:08:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:28,057 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-08 06:08:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-08 06:08:28,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-08 06:08:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-08 06:08:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-08 06:08:28,058 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-08 06:08:28,059 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-08 06:08:28,060 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-08 06:08:28,061 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-08 06:08:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-08 06:08:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-08 06:08:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-08 06:08:28,062 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-08 06:08:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-09-08 06:08:28,063 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-08 06:08:28,064 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-08 06:08:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-08 06:08:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-08 06:08:28,065 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-08 06:08:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-08 06:08:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-08 06:08:28,066 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-08 06:08:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-08 06:08:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-08 06:08:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-08 06:08:28,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-08 06:08:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-08 06:08:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-08 06:08:28,068 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-08 06:08:28,069 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-08 06:08:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-08 06:08:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-08 06:08:28,070 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-08 06:08:29,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-08 06:08:29,186 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-08 06:08:29,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:29 BoogieIcfgContainer [2019-09-08 06:08:29,188 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-08 06:08:29,189 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-08 06:08:29,189 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-08 06:08:29,192 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-08 06:08:29,193 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.09 06:08:27" (1/3) ... [2019-09-08 06:08:29,194 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4484ad7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:29, skipping insertion in model container [2019-09-08 06:08:29,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.09 06:08:27" (2/3) ... [2019-09-08 06:08:29,195 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4484ad7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.09 06:08:29, skipping insertion in model container [2019-09-08 06:08:29,195 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.09 06:08:29" (3/3) ... [2019-09-08 06:08:29,199 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64.cil.c [2019-09-08 06:08:29,211 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-08 06:08:29,224 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-08 06:08:29,244 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-08 06:08:29,292 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-08 06:08:29,293 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-08 06:08:29,293 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-08 06:08:29,293 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-08 06:08:29,295 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-08 06:08:29,295 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-08 06:08:29,295 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-08 06:08:29,295 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-08 06:08:29,296 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-08 06:08:29,324 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states. [2019-09-08 06:08:29,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-08 06:08:29,340 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:29,342 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:29,348 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:29,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:29,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1876229816, now seen corresponding path program 1 times [2019-09-08 06:08:29,356 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:29,357 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:29,404 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:29,405 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:29,405 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:29,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:29,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:29,743 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:29,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-08 06:08:29,748 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-08 06:08:29,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-08 06:08:29,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:08:29,766 INFO L87 Difference]: Start difference. First operand 208 states. Second operand 2 states. [2019-09-08 06:08:29,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:29,817 INFO L93 Difference]: Finished difference Result 326 states and 407 transitions. [2019-09-08 06:08:29,818 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-08 06:08:29,819 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-08 06:08:29,820 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:29,836 INFO L225 Difference]: With dead ends: 326 [2019-09-08 06:08:29,836 INFO L226 Difference]: Without dead ends: 165 [2019-09-08 06:08:29,842 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-08 06:08:29,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2019-09-08 06:08:29,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2019-09-08 06:08:29,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2019-09-08 06:08:29,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 197 transitions. [2019-09-08 06:08:29,915 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 197 transitions. Word has length 51 [2019-09-08 06:08:29,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:29,916 INFO L475 AbstractCegarLoop]: Abstraction has 165 states and 197 transitions. [2019-09-08 06:08:29,916 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-08 06:08:29,916 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 197 transitions. [2019-09-08 06:08:29,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-08 06:08:29,924 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:29,924 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:29,925 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:29,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:29,925 INFO L82 PathProgramCache]: Analyzing trace with hash -473730038, now seen corresponding path program 1 times [2019-09-08 06:08:29,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:29,925 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:29,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:29,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:29,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:30,071 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:30,072 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:30,072 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-08 06:08:30,074 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-08 06:08:30,074 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-08 06:08:30,075 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:30,075 INFO L87 Difference]: Start difference. First operand 165 states and 197 transitions. Second operand 3 states. [2019-09-08 06:08:30,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:30,102 INFO L93 Difference]: Finished difference Result 265 states and 317 transitions. [2019-09-08 06:08:30,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-08 06:08:30,103 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-08 06:08:30,103 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:30,106 INFO L225 Difference]: With dead ends: 265 [2019-09-08 06:08:30,106 INFO L226 Difference]: Without dead ends: 156 [2019-09-08 06:08:30,108 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-08 06:08:30,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2019-09-08 06:08:30,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2019-09-08 06:08:30,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2019-09-08 06:08:30,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 185 transitions. [2019-09-08 06:08:30,127 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 185 transitions. Word has length 52 [2019-09-08 06:08:30,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:30,127 INFO L475 AbstractCegarLoop]: Abstraction has 156 states and 185 transitions. [2019-09-08 06:08:30,128 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-08 06:08:30,128 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2019-09-08 06:08:30,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-08 06:08:30,131 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:30,131 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:30,131 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:30,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:30,132 INFO L82 PathProgramCache]: Analyzing trace with hash -1190097928, now seen corresponding path program 1 times [2019-09-08 06:08:30,132 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:30,132 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:30,133 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:30,134 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:30,134 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:30,336 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:30,336 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:30,336 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:30,337 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:30,337 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:30,337 INFO L87 Difference]: Start difference. First operand 156 states and 185 transitions. Second operand 7 states. [2019-09-08 06:08:30,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:30,947 INFO L93 Difference]: Finished difference Result 463 states and 569 transitions. [2019-09-08 06:08:30,947 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-08 06:08:30,947 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-08 06:08:30,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:30,952 INFO L225 Difference]: With dead ends: 463 [2019-09-08 06:08:30,953 INFO L226 Difference]: Without dead ends: 335 [2019-09-08 06:08:30,955 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:08:30,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2019-09-08 06:08:30,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 323. [2019-09-08 06:08:30,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2019-09-08 06:08:31,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 396 transitions. [2019-09-08 06:08:31,003 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 396 transitions. Word has length 57 [2019-09-08 06:08:31,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:31,003 INFO L475 AbstractCegarLoop]: Abstraction has 323 states and 396 transitions. [2019-09-08 06:08:31,003 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:31,003 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 396 transitions. [2019-09-08 06:08:31,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-08 06:08:31,009 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:31,009 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:31,010 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:31,010 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:31,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1162392239, now seen corresponding path program 1 times [2019-09-08 06:08:31,010 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:31,010 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:31,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:31,015 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:31,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:31,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:31,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:31,170 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:31,171 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:31,172 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:31,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:31,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:31,173 INFO L87 Difference]: Start difference. First operand 323 states and 396 transitions. Second operand 6 states. [2019-09-08 06:08:31,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:31,438 INFO L93 Difference]: Finished difference Result 895 states and 1122 transitions. [2019-09-08 06:08:31,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:31,439 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-08 06:08:31,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:31,448 INFO L225 Difference]: With dead ends: 895 [2019-09-08 06:08:31,448 INFO L226 Difference]: Without dead ends: 600 [2019-09-08 06:08:31,451 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-08 06:08:31,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2019-09-08 06:08:31,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 594. [2019-09-08 06:08:31,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2019-09-08 06:08:31,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 732 transitions. [2019-09-08 06:08:31,516 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 732 transitions. Word has length 62 [2019-09-08 06:08:31,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:31,516 INFO L475 AbstractCegarLoop]: Abstraction has 594 states and 732 transitions. [2019-09-08 06:08:31,517 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:31,517 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 732 transitions. [2019-09-08 06:08:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-08 06:08:31,521 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:31,521 INFO L399 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:31,521 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:31,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:31,522 INFO L82 PathProgramCache]: Analyzing trace with hash -956691731, now seen corresponding path program 1 times [2019-09-08 06:08:31,522 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:31,522 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:31,523 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:31,524 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:31,524 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:31,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:31,624 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:31,624 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-08 06:08:31,626 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-08 06:08:31,626 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-08 06:08:31,627 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:31,628 INFO L87 Difference]: Start difference. First operand 594 states and 732 transitions. Second operand 7 states. [2019-09-08 06:08:32,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:32,528 INFO L93 Difference]: Finished difference Result 1547 states and 2026 transitions. [2019-09-08 06:08:32,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-08 06:08:32,529 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-08 06:08:32,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:32,538 INFO L225 Difference]: With dead ends: 1547 [2019-09-08 06:08:32,539 INFO L226 Difference]: Without dead ends: 981 [2019-09-08 06:08:32,542 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-08 06:08:32,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2019-09-08 06:08:32,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 883. [2019-09-08 06:08:32,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2019-09-08 06:08:32,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1071 transitions. [2019-09-08 06:08:32,613 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1071 transitions. Word has length 66 [2019-09-08 06:08:32,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:32,614 INFO L475 AbstractCegarLoop]: Abstraction has 883 states and 1071 transitions. [2019-09-08 06:08:32,614 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-08 06:08:32,614 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1071 transitions. [2019-09-08 06:08:32,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-08 06:08:32,618 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:32,618 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:32,618 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:32,619 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:32,619 INFO L82 PathProgramCache]: Analyzing trace with hash 181415894, now seen corresponding path program 1 times [2019-09-08 06:08:32,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:32,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:32,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:32,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:32,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:32,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:32,756 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:32,756 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:32,756 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-08 06:08:32,757 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-08 06:08:32,757 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-08 06:08:32,758 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:32,758 INFO L87 Difference]: Start difference. First operand 883 states and 1071 transitions. Second operand 8 states. [2019-09-08 06:08:32,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:32,827 INFO L93 Difference]: Finished difference Result 1766 states and 2218 transitions. [2019-09-08 06:08:32,827 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-08 06:08:32,828 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2019-09-08 06:08:32,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:32,834 INFO L225 Difference]: With dead ends: 1766 [2019-09-08 06:08:32,834 INFO L226 Difference]: Without dead ends: 911 [2019-09-08 06:08:32,837 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-08 06:08:32,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2019-09-08 06:08:32,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 899. [2019-09-08 06:08:32,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 899 states. [2019-09-08 06:08:32,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1087 transitions. [2019-09-08 06:08:32,939 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1087 transitions. Word has length 109 [2019-09-08 06:08:32,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:32,940 INFO L475 AbstractCegarLoop]: Abstraction has 899 states and 1087 transitions. [2019-09-08 06:08:32,940 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-08 06:08:32,940 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1087 transitions. [2019-09-08 06:08:32,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-08 06:08:32,943 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:32,943 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:32,943 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:32,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:32,944 INFO L82 PathProgramCache]: Analyzing trace with hash -1757746152, now seen corresponding path program 1 times [2019-09-08 06:08:32,944 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:32,944 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:32,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:32,945 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:32,945 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:32,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:33,023 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:33,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:33,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-08 06:08:33,025 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:33,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:33,026 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:33,026 INFO L87 Difference]: Start difference. First operand 899 states and 1087 transitions. Second operand 6 states. [2019-09-08 06:08:33,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:33,093 INFO L93 Difference]: Finished difference Result 1798 states and 2250 transitions. [2019-09-08 06:08:33,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-08 06:08:33,093 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2019-09-08 06:08:33,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:33,099 INFO L225 Difference]: With dead ends: 1798 [2019-09-08 06:08:33,100 INFO L226 Difference]: Without dead ends: 927 [2019-09-08 06:08:33,103 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-08 06:08:33,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 927 states. [2019-09-08 06:08:33,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 927 to 919. [2019-09-08 06:08:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2019-09-08 06:08:33,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1107 transitions. [2019-09-08 06:08:33,159 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1107 transitions. Word has length 109 [2019-09-08 06:08:33,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:33,160 INFO L475 AbstractCegarLoop]: Abstraction has 919 states and 1107 transitions. [2019-09-08 06:08:33,160 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:33,160 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1107 transitions. [2019-09-08 06:08:33,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2019-09-08 06:08:33,165 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:33,165 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:33,165 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:33,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:33,166 INFO L82 PathProgramCache]: Analyzing trace with hash 950585909, now seen corresponding path program 1 times [2019-09-08 06:08:33,166 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:33,166 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:33,167 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,168 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:33,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:33,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-08 06:08:33,308 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-08 06:08:33,310 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-08 06:08:33,314 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-08 06:08:33,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-08 06:08:33,314 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:33,320 INFO L87 Difference]: Start difference. First operand 919 states and 1107 transitions. Second operand 4 states. [2019-09-08 06:08:33,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:33,651 INFO L93 Difference]: Finished difference Result 2901 states and 3662 transitions. [2019-09-08 06:08:33,652 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-08 06:08:33,652 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2019-09-08 06:08:33,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:33,670 INFO L225 Difference]: With dead ends: 2901 [2019-09-08 06:08:33,670 INFO L226 Difference]: Without dead ends: 2010 [2019-09-08 06:08:33,675 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-08 06:08:33,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2019-09-08 06:08:33,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1979. [2019-09-08 06:08:33,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1979 states. [2019-09-08 06:08:33,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2447 transitions. [2019-09-08 06:08:33,848 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2447 transitions. Word has length 109 [2019-09-08 06:08:33,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:33,849 INFO L475 AbstractCegarLoop]: Abstraction has 1979 states and 2447 transitions. [2019-09-08 06:08:33,849 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-08 06:08:33,849 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2447 transitions. [2019-09-08 06:08:33,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-09-08 06:08:33,858 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:33,858 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:33,859 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:33,859 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:33,859 INFO L82 PathProgramCache]: Analyzing trace with hash -1552682437, now seen corresponding path program 1 times [2019-09-08 06:08:33,859 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:33,859 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:33,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:33,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:33,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:34,085 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-09-08 06:08:34,086 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:34,086 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:34,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:34,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:34,245 INFO L256 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:08:34,270 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:34,492 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-08 06:08:34,500 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:34,501 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:08:34,502 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:08:34,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:08:34,502 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:08:34,503 INFO L87 Difference]: Start difference. First operand 1979 states and 2447 transitions. Second operand 19 states. [2019-09-08 06:08:36,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:36,339 INFO L93 Difference]: Finished difference Result 3896 states and 4876 transitions. [2019-09-08 06:08:36,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:08:36,340 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 113 [2019-09-08 06:08:36,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:36,355 INFO L225 Difference]: With dead ends: 3896 [2019-09-08 06:08:36,355 INFO L226 Difference]: Without dead ends: 1945 [2019-09-08 06:08:36,363 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:08:36,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2019-09-08 06:08:36,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1945. [2019-09-08 06:08:36,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1945 states. [2019-09-08 06:08:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2355 transitions. [2019-09-08 06:08:36,504 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2355 transitions. Word has length 113 [2019-09-08 06:08:36,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:36,506 INFO L475 AbstractCegarLoop]: Abstraction has 1945 states and 2355 transitions. [2019-09-08 06:08:36,506 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:08:36,506 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2355 transitions. [2019-09-08 06:08:36,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-08 06:08:36,518 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:36,519 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:36,519 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:36,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:36,520 INFO L82 PathProgramCache]: Analyzing trace with hash -1227035740, now seen corresponding path program 1 times [2019-09-08 06:08:36,520 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:36,520 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:36,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:36,522 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:36,522 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 22 proven. 6 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2019-09-08 06:08:36,698 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:36,698 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:08:36,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:36,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:36,884 INFO L256 TraceCheckSpWp]: Trace formula consists of 1009 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-08 06:08:36,906 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:37,060 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2019-09-08 06:08:37,074 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:37,075 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2019-09-08 06:08:37,076 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-08 06:08:37,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-08 06:08:37,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-09-08 06:08:37,080 INFO L87 Difference]: Start difference. First operand 1945 states and 2355 transitions. Second operand 6 states. [2019-09-08 06:08:38,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:38,122 INFO L93 Difference]: Finished difference Result 4425 states and 5645 transitions. [2019-09-08 06:08:38,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-09-08 06:08:38,122 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 187 [2019-09-08 06:08:38,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:38,143 INFO L225 Difference]: With dead ends: 4425 [2019-09-08 06:08:38,143 INFO L226 Difference]: Without dead ends: 2852 [2019-09-08 06:08:38,152 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-09-08 06:08:38,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2852 states. [2019-09-08 06:08:38,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2852 to 2503. [2019-09-08 06:08:38,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2503 states. [2019-09-08 06:08:38,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2503 states to 2503 states and 3043 transitions. [2019-09-08 06:08:38,426 INFO L78 Accepts]: Start accepts. Automaton has 2503 states and 3043 transitions. Word has length 187 [2019-09-08 06:08:38,427 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:38,427 INFO L475 AbstractCegarLoop]: Abstraction has 2503 states and 3043 transitions. [2019-09-08 06:08:38,427 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-08 06:08:38,427 INFO L276 IsEmpty]: Start isEmpty. Operand 2503 states and 3043 transitions. [2019-09-08 06:08:38,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-09-08 06:08:38,439 INFO L391 BasicCegarLoop]: Found error trace [2019-09-08 06:08:38,440 INFO L399 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-08 06:08:38,440 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-08 06:08:38,441 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-08 06:08:38,441 INFO L82 PathProgramCache]: Analyzing trace with hash -746167138, now seen corresponding path program 1 times [2019-09-08 06:08:38,441 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-08 06:08:38,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-08 06:08:38,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:38,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-08 06:08:38,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-08 06:08:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:38,653 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-08 06:08:38,653 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-08 06:08:38,653 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) [2019-09-08 06:08:38,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-08 06:08:38,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-08 06:08:38,827 INFO L256 TraceCheckSpWp]: Trace formula consists of 1000 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-08 06:08:38,835 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-08 06:08:38,994 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream closed [2019-09-08 06:08:39,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-08 06:08:39,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-08 06:08:39,009 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-08 06:08:39,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-08 06:08:39,013 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-08 06:08:39,013 INFO L87 Difference]: Start difference. First operand 2503 states and 3043 transitions. Second operand 19 states. [2019-09-08 06:08:40,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-08 06:08:40,387 INFO L93 Difference]: Finished difference Result 4379 states and 5417 transitions. [2019-09-08 06:08:40,387 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-08 06:08:40,387 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 183 [2019-09-08 06:08:40,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-08 06:08:40,389 INFO L225 Difference]: With dead ends: 4379 [2019-09-08 06:08:40,389 INFO L226 Difference]: Without dead ends: 0 [2019-09-08 06:08:40,400 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-08 06:08:40,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-08 06:08:40,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-08 06:08:40,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-08 06:08:40,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-08 06:08:40,403 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2019-09-08 06:08:40,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-08 06:08:40,403 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-08 06:08:40,403 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-08 06:08:40,403 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-08 06:08:40,403 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-08 06:08:40,408 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-08 06:08:42,157 WARN L188 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 86 DAG size of output: 12 [2019-09-08 06:08:42,379 WARN L188 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 18 [2019-09-08 06:08:42,647 WARN L188 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 17 [2019-09-08 06:08:43,172 WARN L188 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 23 [2019-09-08 06:08:43,449 WARN L188 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 26 [2019-09-08 06:08:43,555 WARN L188 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 21 [2019-09-08 06:08:43,789 WARN L188 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 20 [2019-09-08 06:08:44,214 WARN L188 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 25 [2019-09-08 06:08:44,522 WARN L188 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 19 [2019-09-08 06:08:44,839 WARN L188 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 28 [2019-09-08 06:08:44,994 WARN L188 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 18 [2019-09-08 06:08:45,201 WARN L188 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 29 [2019-09-08 06:08:45,699 WARN L188 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2019-09-08 06:08:45,814 WARN L188 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 19 [2019-09-08 06:08:45,920 WARN L188 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 16 [2019-09-08 06:08:46,409 WARN L188 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 19 [2019-09-08 06:08:46,770 WARN L188 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 22 [2019-09-08 06:08:47,207 WARN L188 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 30 [2019-09-08 06:08:47,492 WARN L188 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 23 [2019-09-08 06:08:47,680 WARN L188 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 29 [2019-09-08 06:08:47,713 INFO L443 ceAbstractionStarter]: For program point L758(lines 758 762) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L758-1(lines 758 762) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 727 782) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L753(line 753) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L752-2(lines 752 773) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 727 782) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L774(lines 751 775) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 727 782) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L828-1(line 828) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 783 842) no Hoare annotation was computed. [2019-09-08 06:08:47,714 INFO L443 ceAbstractionStarter]: For program point L815(lines 815 819) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 783 842) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point L815-1(lines 815 819) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point L810(line 810) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 783 842) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point L809-2(lines 809 834) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point L835(lines 808 836) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-09-08 06:08:47,715 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-09-08 06:08:47,716 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-09-08 06:08:47,716 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-09-08 06:08:47,716 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 651 673) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,716 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 651 673) no Hoare annotation was computed. [2019-09-08 06:08:47,716 INFO L439 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= main_~tmp~8 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,717 INFO L439 ceAbstractionStarter]: At program point L663-1(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= main_~tmp~8 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,717 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 668) no Hoare annotation was computed. [2019-09-08 06:08:47,717 INFO L443 ceAbstractionStarter]: For program point L661-1(lines 661 668) no Hoare annotation was computed. [2019-09-08 06:08:47,717 INFO L443 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2019-09-08 06:08:47,717 INFO L439 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,717 INFO L439 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,717 INFO L439 ceAbstractionStarter]: At program point L657-1(line 657) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 651 673) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 609 632) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 609 632) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 609 632) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L627(line 627) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L626(line 626) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L625(line 625) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L624(line 624) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L623(line 623) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L622(line 622) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-09-08 06:08:47,718 INFO L443 ceAbstractionStarter]: For program point L620(line 620) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L619(line 619) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L618(line 618) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L617(line 617) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L616(line 616) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L615(line 615) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L160(lines 160 168) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L439 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L443 ceAbstractionStarter]: For program point L156(lines 156 173) no Hoare annotation was computed. [2019-09-08 06:08:47,719 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 152 176) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:47,720 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 152 176) no Hoare annotation was computed. [2019-09-08 06:08:47,720 INFO L439 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2019-09-08 06:08:47,720 INFO L443 ceAbstractionStarter]: For program point L171-1(lines 152 176) no Hoare annotation was computed. [2019-09-08 06:08:47,720 INFO L439 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-08 06:08:47,720 INFO L439 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-08 06:08:47,720 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 330 344) no Hoare annotation was computed. [2019-09-08 06:08:47,720 INFO L439 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse5 (= |old(~systemActive~0)| 0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= 1 ~systemActive~0)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse6) (or .cse6 .cse5 .cse4) (or .cse1 .cse4) (or .cse2 .cse0 .cse3))) [2019-09-08 06:08:47,720 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 340) no Hoare annotation was computed. [2019-09-08 06:08:47,720 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 330 344) the Hoare annotation is: (let ((.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse4 (= |old(~systemActive~0)| 0)) (.cse6 (= ~pumpRunning~0 0)) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= 1 ~systemActive~0)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse5 .cse4 .cse2) (or .cse6 .cse3 .cse7) (or .cse6 .cse7 .cse2) (or .cse0 .cse3 .cse1))) [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 330 344) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L446 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: true [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point L320-2(lines 320 324) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point L318-1(line 318) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 311 329) the Hoare annotation is: true [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 311 329) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 311 329) no Hoare annotation was computed. [2019-09-08 06:08:47,721 INFO L443 ceAbstractionStarter]: For program point L286(line 286) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point L286-1(line 286) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point L275(lines 275 283) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point L275-2(lines 275 283) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 256 291) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 256 291) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2019-09-08 06:08:47,722 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 256 291) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 681 726) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 681 726) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 681 726) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 994 1039) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point L1014(lines 1014 1021) no Hoare annotation was computed. [2019-09-08 06:08:47,723 INFO L443 ceAbstractionStarter]: For program point L1008(lines 1008 1028) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L443 ceAbstractionStarter]: For program point L1008-1(lines 1008 1028) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 994 1039) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 994 1039) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 640 650) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,724 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 640 650) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 640 650) no Hoare annotation was computed. [2019-09-08 06:08:47,724 INFO L439 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,725 INFO L446 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: true [2019-09-08 06:08:47,725 INFO L443 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2019-09-08 06:08:47,725 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2019-09-08 06:08:47,725 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2019-09-08 06:08:47,725 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2019-09-08 06:08:47,725 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:47,725 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2019-09-08 06:08:47,726 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2019-09-08 06:08:47,726 INFO L443 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2019-09-08 06:08:47,726 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 554 567) no Hoare annotation was computed. [2019-09-08 06:08:47,726 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 554 567) the Hoare annotation is: true [2019-09-08 06:08:47,726 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 554 567) no Hoare annotation was computed. [2019-09-08 06:08:47,726 INFO L439 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0) (or .cse0 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) .cse1))) [2019-09-08 06:08:47,726 INFO L439 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (or .cse1 (not (= ~methaneLevelCritical~0 0))) (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1))) [2019-09-08 06:08:47,727 INFO L443 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2019-09-08 06:08:47,727 INFO L439 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4) (or .cse4 .cse1 .cse2) (or .cse3 .cse0 .cse1))) [2019-09-08 06:08:47,727 INFO L443 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2019-09-08 06:08:47,727 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 178 202) no Hoare annotation was computed. [2019-09-08 06:08:47,727 INFO L443 ceAbstractionStarter]: For program point L182(lines 182 199) no Hoare annotation was computed. [2019-09-08 06:08:47,727 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 178 202) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:47,727 INFO L439 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-08 06:08:47,728 INFO L443 ceAbstractionStarter]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2019-09-08 06:08:47,728 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 118 124) no Hoare annotation was computed. [2019-09-08 06:08:47,728 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 118 124) the Hoare annotation is: true [2019-09-08 06:08:47,728 INFO L439 ceAbstractionStarter]: At program point L417(lines 366 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,728 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 357 424) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-08 06:08:47,728 INFO L439 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:47,728 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 357 424) no Hoare annotation was computed. [2019-09-08 06:08:47,729 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2019-09-08 06:08:47,729 INFO L439 ceAbstractionStarter]: At program point L405-1(lines 397 412) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse3) (and .cse1 .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:47,729 INFO L443 ceAbstractionStarter]: For program point L368(lines 367 416) no Hoare annotation was computed. [2019-09-08 06:08:47,729 INFO L439 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (and .cse0 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:47,729 INFO L443 ceAbstractionStarter]: For program point L397(lines 397 412) no Hoare annotation was computed. [2019-09-08 06:08:47,729 INFO L439 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:47,730 INFO L443 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2019-09-08 06:08:47,730 INFO L443 ceAbstractionStarter]: For program point L387-1(lines 387 393) no Hoare annotation was computed. [2019-09-08 06:08:47,730 INFO L439 ceAbstractionStarter]: At program point L414(lines 367 416) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 (= 1 ~methaneLevelCritical~0)) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-08 06:08:47,730 INFO L439 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (or (and .cse0 .cse1 (not (= 0 ~systemActive~0))) (not (= |old(~systemActive~0)| 1)) (and (and .cse1 .cse2) (= 1 ~methaneLevelCritical~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse0 .cse1 .cse2))) [2019-09-08 06:08:47,730 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 383) no Hoare annotation was computed. [2019-09-08 06:08:47,730 INFO L443 ceAbstractionStarter]: For program point L377-1(lines 377 383) no Hoare annotation was computed. [2019-09-08 06:08:47,730 INFO L443 ceAbstractionStarter]: For program point L369(lines 369 373) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 357 424) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point L962-1(lines 962 982) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 948 993) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 948 993) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 948 993) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point L968(lines 968 975) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L443 ceAbstractionStarter]: For program point L962(lines 962 982) no Hoare annotation was computed. [2019-09-08 06:08:47,731 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 203 210) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (= ~systemActive~0 0) (not (<= 2 ~waterLevel~0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-08 06:08:47,732 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 203 210) no Hoare annotation was computed. [2019-09-08 06:08:47,732 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 203 210) no Hoare annotation was computed. [2019-09-08 06:08:47,732 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 568 576) no Hoare annotation was computed. [2019-09-08 06:08:47,732 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 568 576) the Hoare annotation is: true [2019-09-08 06:08:47,732 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 568 576) no Hoare annotation was computed. [2019-09-08 06:08:47,732 INFO L443 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2019-09-08 06:08:47,732 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 444 472) the Hoare annotation is: true [2019-09-08 06:08:47,732 INFO L439 ceAbstractionStarter]: At program point L459(line 459) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 463) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 466) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L439 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point L452(lines 452 469) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 444 472) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L443 ceAbstractionStarter]: For program point L452-1(lines 444 472) no Hoare annotation was computed. [2019-09-08 06:08:47,733 INFO L446 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: true [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point L530-2(lines 530 538) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 522 544) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 522 544) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 522 544) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 538) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 436 443) the Hoare annotation is: true [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 436 443) no Hoare annotation was computed. [2019-09-08 06:08:47,734 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 436 443) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point L896(lines 896 900) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 845 947) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point L894-2(lines 894 914) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point L915(lines 893 916) no Hoare annotation was computed. [2019-09-08 06:08:47,735 INFO L443 ceAbstractionStarter]: For program point L874(lines 874 890) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 941) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 845 947) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L895(lines 894 914) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L926-1(line 926) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 932) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 845 947) no Hoare annotation was computed. [2019-09-08 06:08:47,736 INFO L443 ceAbstractionStarter]: For program point L910(line 910) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point L910-1(line 910) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 873) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point L933(lines 933 944) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,737 INFO L439 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (<= 2 ~waterLevel~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (and (= ~methaneLevelCritical~0 activatePump_~tmp~3) (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:47,737 INFO L443 ceAbstractionStarter]: For program point L222-1(lines 211 227) no Hoare annotation was computed. [2019-09-08 06:08:47,738 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 227) no Hoare annotation was computed. [2019-09-08 06:08:47,738 INFO L443 ceAbstractionStarter]: For program point L218(lines 218 224) no Hoare annotation was computed. [2019-09-08 06:08:47,738 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 227) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-08 06:08:47,738 INFO L439 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse3 (not (<= 2 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 .cse3))) [2019-09-08 06:08:47,738 INFO L443 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2019-09-08 06:08:47,738 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 292 310) no Hoare annotation was computed. [2019-09-08 06:08:47,738 INFO L443 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L446 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point L301-2(lines 301 305) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 292 310) the Hoare annotation is: true [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 292 310) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 545 553) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 545 553) no Hoare annotation was computed. [2019-09-08 06:08:47,739 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 545 553) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 501 512) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (= 1 ~methaneLevelCritical~0) (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0)) (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2))) [2019-09-08 06:08:47,740 INFO L443 ceAbstractionStarter]: For program point L505-1(lines 501 512) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 501 512) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,740 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 513 521) the Hoare annotation is: true [2019-09-08 06:08:47,741 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 513 521) no Hoare annotation was computed. [2019-09-08 06:08:47,741 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 513 521) no Hoare annotation was computed. [2019-09-08 06:08:47,741 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 94 117) the Hoare annotation is: (let ((.cse6 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~systemActive~0 0)) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse6)) (.cse1 (and .cse6 (= ~pumpRunning~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse5 .cse4 .cse3) (or .cse1 (or .cse5 .cse0))))) [2019-09-08 06:08:47,741 INFO L439 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (= ~systemActive~0 0)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= |old(~waterLevel~0)| ~waterLevel~0) (not (= 0 ~systemActive~0))))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse2 .cse1 .cse5) (or .cse0 .cse4 .cse3))) [2019-09-08 06:08:47,741 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 94 117) no Hoare annotation was computed. [2019-09-08 06:08:47,741 INFO L439 ceAbstractionStarter]: At program point L105(lines 105 111) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (= ~systemActive~0 0)) (.cse2 (and .cse1 .cse5)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (and .cse1 (not (= 0 ~systemActive~0))) .cse2 .cse3) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 2 ~waterLevel~0) .cse4 .cse3 .cse5) (or .cse6 .cse4 .cse5) (or .cse2 (or .cse6 .cse0))))) [2019-09-08 06:08:47,741 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 94 117) no Hoare annotation was computed. [2019-09-08 06:08:47,742 INFO L439 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2019-09-08 06:08:47,742 INFO L443 ceAbstractionStarter]: For program point L98(lines 97 116) no Hoare annotation was computed. [2019-09-08 06:08:47,742 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2019-09-08 06:08:47,742 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: true [2019-09-08 06:08:47,742 INFO L446 ceAbstractionStarter]: At program point L604(lines 579 608) the Hoare annotation is: true [2019-09-08 06:08:47,742 INFO L443 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2019-09-08 06:08:47,742 INFO L443 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2019-09-08 06:08:47,742 INFO L446 ceAbstractionStarter]: At program point L593-1(lines 593 597) the Hoare annotation is: true [2019-09-08 06:08:47,743 INFO L443 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2019-09-08 06:08:47,743 INFO L446 ceAbstractionStarter]: At program point L589-2(lines 589 603) the Hoare annotation is: true [2019-09-08 06:08:47,743 INFO L446 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: true [2019-09-08 06:08:47,743 INFO L443 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2019-09-08 06:08:47,743 INFO L443 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2019-09-08 06:08:47,743 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 477 488) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2019-09-08 06:08:47,743 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 477 488) no Hoare annotation was computed. [2019-09-08 06:08:47,743 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 633 639) no Hoare annotation was computed. [2019-09-08 06:08:47,743 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 633 639) the Hoare annotation is: true [2019-09-08 06:08:47,744 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,744 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-09-08 06:08:47,744 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-08 06:08:47,744 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-08 06:08:47,744 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 345 352) no Hoare annotation was computed. [2019-09-08 06:08:47,744 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 345 352) the Hoare annotation is: true [2019-09-08 06:08:47,744 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 345 352) no Hoare annotation was computed. [2019-09-08 06:08:47,744 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 126 150) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 (= ~pumpRunning~0 0)) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-09-08 06:08:47,744 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 126 150) no Hoare annotation was computed. [2019-09-08 06:08:47,745 INFO L439 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-08 06:08:47,745 INFO L443 ceAbstractionStarter]: For program point L145-1(lines 126 150) no Hoare annotation was computed. [2019-09-08 06:08:47,745 INFO L439 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse0 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ~systemActive~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2))) [2019-09-08 06:08:47,745 INFO L439 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 0)) (.cse0 (<= 2 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2 (and .cse0 .cse1)))) [2019-09-08 06:08:47,745 INFO L443 ceAbstractionStarter]: For program point L134(lines 134 142) no Hoare annotation was computed. [2019-09-08 06:08:47,745 INFO L439 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= ~pumpRunning~0 0))) (and (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0) .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 147) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 489 500) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point L493-1(lines 489 500) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 489 500) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse1 (= ~systemActive~0 0) .cse2) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0))) [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2019-09-08 06:08:47,746 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2019-09-08 06:08:47,747 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2019-09-08 06:08:47,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.09 06:08:47 BoogieIcfgContainer [2019-09-08 06:08:47,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-08 06:08:47,763 INFO L168 Benchmark]: Toolchain (without parser) took 20610.50 ms. Allocated memory was 133.7 MB in the beginning and 628.6 MB in the end (delta: 494.9 MB). Free memory was 88.7 MB in the beginning and 334.1 MB in the end (delta: -245.4 MB). Peak memory consumption was 428.4 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:47,764 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-08 06:08:47,765 INFO L168 Benchmark]: CACSL2BoogieTranslator took 747.21 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.7 MB in the beginning and 163.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:47,766 INFO L168 Benchmark]: Boogie Preprocessor took 89.64 ms. Allocated memory is still 200.3 MB. Free memory was 163.6 MB in the beginning and 159.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:47,767 INFO L168 Benchmark]: RCFGBuilder took 1196.80 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 159.0 MB in the beginning and 188.6 MB in the end (delta: -29.6 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:47,767 INFO L168 Benchmark]: TraceAbstraction took 18572.38 ms. Allocated memory was 226.5 MB in the beginning and 628.6 MB in the end (delta: 402.1 MB). Free memory was 188.6 MB in the beginning and 334.1 MB in the end (delta: -145.5 MB). Peak memory consumption was 435.5 MB. Max. memory is 7.1 GB. [2019-09-08 06:08:47,771 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 133.7 MB. Free memory is still 107.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 747.21 ms. Allocated memory was 133.7 MB in the beginning and 200.3 MB in the end (delta: 66.6 MB). Free memory was 88.7 MB in the beginning and 163.6 MB in the end (delta: -74.9 MB). Peak memory consumption was 28.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 89.64 ms. Allocated memory is still 200.3 MB. Free memory was 163.6 MB in the beginning and 159.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1196.80 ms. Allocated memory was 200.3 MB in the beginning and 226.5 MB in the end (delta: 26.2 MB). Free memory was 159.0 MB in the beginning and 188.6 MB in the end (delta: -29.6 MB). Peak memory consumption was 86.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 18572.38 ms. Allocated memory was 226.5 MB in the beginning and 628.6 MB in the end (delta: 402.1 MB). Free memory was 188.6 MB in the beginning and 334.1 MB in the end (delta: -145.5 MB). Peak memory consumption was 435.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: 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: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: (((((((0 == methaneLevelCritical && 0 == splverifierCounter) && !(0 == systemActive)) || !(0 == \old(pumpRunning))) || ((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 45 procedures, 267 locations, 1 error locations. SAFE Result, 18.4s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 6.7s AutomataDifference, 0.0s DeadEndRemovalTime, 7.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2601 SDtfs, 2037 SDslu, 9323 SDs, 0 SdLazy, 4271 SolverSat, 596 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 623 GetRequests, 513 SyntacticMatches, 2 SemanticMatches, 108 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2503occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 11 MinimizatonAttempts, 516 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 5193 PreInvPairs, 5569 NumberOfFragments, 1839 HoareAnnotationTreeSize, 5193 FomulaSimplifications, 13279 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 75 FomulaSimplificationsInter, 32077 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 1581 NumberOfCodeBlocks, 1581 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1567 ConstructedInterpolants, 0 QuantifiedInterpolants, 314799 SizeOfPredicates, 6 NumberOfNonLiveVariables, 2835 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 14 InterpolantComputations, 11 PerfectInterpolantSequences, 225/235 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...