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_product56.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:05:16,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:16,258 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:16,275 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:16,275 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:16,277 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:16,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:16,285 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:16,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:16,290 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:16,293 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:16,294 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:16,295 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:16,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:16,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:16,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:16,300 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:16,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:16,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:16,309 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:16,311 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:16,312 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:16,313 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:16,314 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:16,318 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:16,318 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:16,318 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:16,321 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:16,322 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:16,324 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:16,324 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:16,325 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:16,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:16,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:16,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:16,331 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:16,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:16,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:16,332 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:16,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:16,335 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:16,337 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 [2019-09-20 13:05:16,362 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:16,363 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:16,365 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:16,365 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:16,365 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:16,366 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:16,366 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:16,366 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:16,366 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:16,366 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:16,367 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:16,368 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:16,368 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:16,368 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:16,369 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:16,369 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:16,369 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:16,369 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:16,370 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:16,370 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:16,370 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:16,370 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:16,370 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:16,371 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:16,371 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:16,371 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:16,371 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:16,371 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:16,372 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:16,418 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:16,428 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:16,432 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:16,433 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:16,434 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:16,434 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 13:05:16,501 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a3b1259/0d217a4f19c14e1e9b54f2cc2f205ff8/FLAGaf1f48af5 [2019-09-20 13:05:16,978 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:16,979 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product56.cil.c [2019-09-20 13:05:16,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a3b1259/0d217a4f19c14e1e9b54f2cc2f205ff8/FLAGaf1f48af5 [2019-09-20 13:05:17,346 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b1a3b1259/0d217a4f19c14e1e9b54f2cc2f205ff8 [2019-09-20 13:05:17,356 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:17,357 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:17,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:17,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:17,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:17,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:17" (1/1) ... [2019-09-20 13:05:17,363 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aceb178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:17, skipping insertion in model container [2019-09-20 13:05:17,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:17" (1/1) ... [2019-09-20 13:05:17,369 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:17,418 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:17,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:17,832 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:17,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:18,011 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:18,011 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18 WrapperNode [2019-09-20 13:05:18,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:18,012 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:18,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:18,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:18,026 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,105 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (1/1) ... [2019-09-20 13:05:18,121 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:18,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:18,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:18,122 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:18,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (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 [2019-09-20 13:05:18,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:18,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:18,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:18,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:18,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:18,205 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:18,206 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:18,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:18,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:18,207 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:18,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:18,210 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:05:18,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 13:05:18,211 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:18,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:05:18,213 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:18,214 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:18,215 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:18,215 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:18,216 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:18,217 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:18,218 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:18,219 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:18,220 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:18,221 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:05:18,221 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:18,222 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-09-20 13:05:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:05:18,223 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:18,224 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:05:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 13:05:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:18,225 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:18,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:18,227 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:18,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:19,334 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:19,334 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:19,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:19 BoogieIcfgContainer [2019-09-20 13:05:19,336 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:19,337 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:19,337 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:19,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:19,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:17" (1/3) ... [2019-09-20 13:05:19,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4062acc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:19, skipping insertion in model container [2019-09-20 13:05:19,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:18" (2/3) ... [2019-09-20 13:05:19,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4062acc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:19, skipping insertion in model container [2019-09-20 13:05:19,342 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:19" (3/3) ... [2019-09-20 13:05:19,344 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product56.cil.c [2019-09-20 13:05:19,353 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:19,361 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:19,377 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:19,407 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:19,408 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:19,408 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:19,408 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:19,409 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:19,409 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:19,409 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:19,409 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:19,409 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:19,432 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2019-09-20 13:05:19,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:19,442 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:19,443 INFO L407 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] [2019-09-20 13:05:19,445 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:19,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:19,452 INFO L82 PathProgramCache]: Analyzing trace with hash -453171886, now seen corresponding path program 1 times [2019-09-20 13:05:19,454 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:19,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:19,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:19,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:19,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:19,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:19,865 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:19,869 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:19,869 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:19,874 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:19,896 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:19,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:19,899 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2019-09-20 13:05:19,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:19,963 INFO L93 Difference]: Finished difference Result 312 states and 389 transitions. [2019-09-20 13:05:19,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:19,964 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:19,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:19,978 INFO L225 Difference]: With dead ends: 312 [2019-09-20 13:05:19,979 INFO L226 Difference]: Without dead ends: 158 [2019-09-20 13:05:19,983 INFO L636 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 [2019-09-20 13:05:20,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-09-20 13:05:20,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2019-09-20 13:05:20,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-09-20 13:05:20,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 188 transitions. [2019-09-20 13:05:20,046 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 188 transitions. Word has length 51 [2019-09-20 13:05:20,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:20,046 INFO L475 AbstractCegarLoop]: Abstraction has 158 states and 188 transitions. [2019-09-20 13:05:20,047 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:20,047 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 188 transitions. [2019-09-20 13:05:20,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:20,051 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:20,051 INFO L407 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] [2019-09-20 13:05:20,051 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:20,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:20,052 INFO L82 PathProgramCache]: Analyzing trace with hash 23130160, now seen corresponding path program 1 times [2019-09-20 13:05:20,052 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:20,052 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:20,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:20,055 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:20,055 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:20,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:20,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:20,145 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:20,146 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:20,146 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:20,146 INFO L87 Difference]: Start difference. First operand 158 states and 188 transitions. Second operand 3 states. [2019-09-20 13:05:20,172 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:20,172 INFO L93 Difference]: Finished difference Result 251 states and 299 transitions. [2019-09-20 13:05:20,172 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:20,173 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:20,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:20,176 INFO L225 Difference]: With dead ends: 251 [2019-09-20 13:05:20,176 INFO L226 Difference]: Without dead ends: 149 [2019-09-20 13:05:20,178 INFO L636 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 [2019-09-20 13:05:20,178 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2019-09-20 13:05:20,196 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2019-09-20 13:05:20,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2019-09-20 13:05:20,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2019-09-20 13:05:20,200 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 52 [2019-09-20 13:05:20,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:20,201 INFO L475 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2019-09-20 13:05:20,201 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:20,201 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2019-09-20 13:05:20,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-09-20 13:05:20,208 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:20,208 INFO L407 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] [2019-09-20 13:05:20,208 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:20,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:20,209 INFO L82 PathProgramCache]: Analyzing trace with hash -1418292754, now seen corresponding path program 1 times [2019-09-20 13:05:20,209 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:20,209 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:20,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:20,213 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:20,213 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:20,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:20,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:20,366 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:20,366 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:20,366 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:20,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:20,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:20,367 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 7 states. [2019-09-20 13:05:20,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:20,915 INFO L93 Difference]: Finished difference Result 442 states and 542 transitions. [2019-09-20 13:05:20,916 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:20,916 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-09-20 13:05:20,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:20,920 INFO L225 Difference]: With dead ends: 442 [2019-09-20 13:05:20,920 INFO L226 Difference]: Without dead ends: 321 [2019-09-20 13:05:20,922 INFO L636 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 [2019-09-20 13:05:20,923 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 321 states. [2019-09-20 13:05:20,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 321 to 309. [2019-09-20 13:05:20,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2019-09-20 13:05:20,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 378 transitions. [2019-09-20 13:05:20,982 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 378 transitions. Word has length 57 [2019-09-20 13:05:20,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:20,982 INFO L475 AbstractCegarLoop]: Abstraction has 309 states and 378 transitions. [2019-09-20 13:05:20,982 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:20,983 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 378 transitions. [2019-09-20 13:05:20,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2019-09-20 13:05:20,985 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:20,986 INFO L407 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] [2019-09-20 13:05:20,986 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:20,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:20,986 INFO L82 PathProgramCache]: Analyzing trace with hash -335998659, now seen corresponding path program 1 times [2019-09-20 13:05:20,986 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:20,987 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:20,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:20,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:20,990 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:21,112 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:21,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:21,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:21,114 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:21,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:21,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:21,115 INFO L87 Difference]: Start difference. First operand 309 states and 378 transitions. Second operand 6 states. [2019-09-20 13:05:21,357 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:21,357 INFO L93 Difference]: Finished difference Result 853 states and 1068 transitions. [2019-09-20 13:05:21,358 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:21,358 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2019-09-20 13:05:21,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:21,363 INFO L225 Difference]: With dead ends: 853 [2019-09-20 13:05:21,363 INFO L226 Difference]: Without dead ends: 572 [2019-09-20 13:05:21,365 INFO L636 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 [2019-09-20 13:05:21,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2019-09-20 13:05:21,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 566. [2019-09-20 13:05:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 566 states. [2019-09-20 13:05:21,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 566 states and 696 transitions. [2019-09-20 13:05:21,411 INFO L78 Accepts]: Start accepts. Automaton has 566 states and 696 transitions. Word has length 62 [2019-09-20 13:05:21,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:21,411 INFO L475 AbstractCegarLoop]: Abstraction has 566 states and 696 transitions. [2019-09-20 13:05:21,411 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:21,412 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states and 696 transitions. [2019-09-20 13:05:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-09-20 13:05:21,418 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:21,418 INFO L407 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] [2019-09-20 13:05:21,419 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:21,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:21,419 INFO L82 PathProgramCache]: Analyzing trace with hash 563759321, now seen corresponding path program 1 times [2019-09-20 13:05:21,419 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:21,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:21,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:21,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:21,424 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:21,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:21,538 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:21,539 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:21,539 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:21,540 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:21,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:21,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:21,542 INFO L87 Difference]: Start difference. First operand 566 states and 696 transitions. Second operand 7 states. [2019-09-20 13:05:22,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:22,313 INFO L93 Difference]: Finished difference Result 1463 states and 1926 transitions. [2019-09-20 13:05:22,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:22,314 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2019-09-20 13:05:22,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:22,321 INFO L225 Difference]: With dead ends: 1463 [2019-09-20 13:05:22,322 INFO L226 Difference]: Without dead ends: 925 [2019-09-20 13:05:22,324 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-20 13:05:22,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 925 states. [2019-09-20 13:05:22,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 925 to 827. [2019-09-20 13:05:22,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 827 states. [2019-09-20 13:05:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 827 states and 1007 transitions. [2019-09-20 13:05:22,402 INFO L78 Accepts]: Start accepts. Automaton has 827 states and 1007 transitions. Word has length 66 [2019-09-20 13:05:22,404 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:22,404 INFO L475 AbstractCegarLoop]: Abstraction has 827 states and 1007 transitions. [2019-09-20 13:05:22,404 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:22,404 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1007 transitions. [2019-09-20 13:05:22,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-20 13:05:22,409 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:22,409 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:22,409 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:22,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:22,410 INFO L82 PathProgramCache]: Analyzing trace with hash -1340944239, now seen corresponding path program 1 times [2019-09-20 13:05:22,410 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:22,410 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:22,413 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,414 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:22,414 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:22,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:22,528 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:22,528 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:22,529 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:22,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:22,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:22,529 INFO L87 Difference]: Start difference. First operand 827 states and 1007 transitions. Second operand 6 states. [2019-09-20 13:05:22,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:22,594 INFO L93 Difference]: Finished difference Result 1646 states and 2044 transitions. [2019-09-20 13:05:22,594 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:22,594 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 94 [2019-09-20 13:05:22,595 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:22,599 INFO L225 Difference]: With dead ends: 1646 [2019-09-20 13:05:22,600 INFO L226 Difference]: Without dead ends: 847 [2019-09-20 13:05:22,602 INFO L636 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 [2019-09-20 13:05:22,603 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 847 states. [2019-09-20 13:05:22,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 847 to 847. [2019-09-20 13:05:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 847 states. [2019-09-20 13:05:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 847 states and 1027 transitions. [2019-09-20 13:05:22,646 INFO L78 Accepts]: Start accepts. Automaton has 847 states and 1027 transitions. Word has length 94 [2019-09-20 13:05:22,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:22,647 INFO L475 AbstractCegarLoop]: Abstraction has 847 states and 1027 transitions. [2019-09-20 13:05:22,647 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 847 states and 1027 transitions. [2019-09-20 13:05:22,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-20 13:05:22,649 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:22,649 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:22,649 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:22,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:22,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1413330797, now seen corresponding path program 1 times [2019-09-20 13:05:22,650 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:22,650 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:22,652 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,652 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:22,653 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:22,734 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:22,734 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:22,734 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:22,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:22,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:22,735 INFO L87 Difference]: Start difference. First operand 847 states and 1027 transitions. Second operand 8 states. [2019-09-20 13:05:22,799 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:22,799 INFO L93 Difference]: Finished difference Result 1694 states and 2130 transitions. [2019-09-20 13:05:22,800 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:22,800 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 94 [2019-09-20 13:05:22,800 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:22,805 INFO L225 Difference]: With dead ends: 1694 [2019-09-20 13:05:22,805 INFO L226 Difference]: Without dead ends: 875 [2019-09-20 13:05:22,808 INFO L636 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 [2019-09-20 13:05:22,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 875 states. [2019-09-20 13:05:22,846 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 875 to 863. [2019-09-20 13:05:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 863 states. [2019-09-20 13:05:22,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1043 transitions. [2019-09-20 13:05:22,851 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1043 transitions. Word has length 94 [2019-09-20 13:05:22,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:22,852 INFO L475 AbstractCegarLoop]: Abstraction has 863 states and 1043 transitions. [2019-09-20 13:05:22,852 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:22,852 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1043 transitions. [2019-09-20 13:05:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2019-09-20 13:05:22,854 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:22,854 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:22,855 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:22,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:22,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1083565036, now seen corresponding path program 1 times [2019-09-20 13:05:22,855 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:22,855 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:22,857 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,882 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:22,883 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:22,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:22,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:22,951 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:22,951 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:22,952 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:22,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:22,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:22,952 INFO L87 Difference]: Start difference. First operand 863 states and 1043 transitions. Second operand 4 states. [2019-09-20 13:05:23,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:23,222 INFO L93 Difference]: Finished difference Result 2789 states and 3534 transitions. [2019-09-20 13:05:23,222 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:23,222 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 94 [2019-09-20 13:05:23,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:23,233 INFO L225 Difference]: With dead ends: 2789 [2019-09-20 13:05:23,233 INFO L226 Difference]: Without dead ends: 1954 [2019-09-20 13:05:23,236 INFO L636 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 [2019-09-20 13:05:23,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1954 states. [2019-09-20 13:05:23,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1954 to 1923. [2019-09-20 13:05:23,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1923 states. [2019-09-20 13:05:23,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1923 states to 1923 states and 2383 transitions. [2019-09-20 13:05:23,383 INFO L78 Accepts]: Start accepts. Automaton has 1923 states and 2383 transitions. Word has length 94 [2019-09-20 13:05:23,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:23,383 INFO L475 AbstractCegarLoop]: Abstraction has 1923 states and 2383 transitions. [2019-09-20 13:05:23,383 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:23,384 INFO L276 IsEmpty]: Start isEmpty. Operand 1923 states and 2383 transitions. [2019-09-20 13:05:23,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-09-20 13:05:23,388 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:23,389 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:23,389 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:23,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:23,389 INFO L82 PathProgramCache]: Analyzing trace with hash -452793586, now seen corresponding path program 1 times [2019-09-20 13:05:23,390 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:23,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:23,392 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,392 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:23,393 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:23,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:23,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:23,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:23,484 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:23,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:23,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:23,485 INFO L87 Difference]: Start difference. First operand 1923 states and 2383 transitions. Second operand 3 states. [2019-09-20 13:05:23,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:23,602 INFO L93 Difference]: Finished difference Result 3114 states and 3973 transitions. [2019-09-20 13:05:23,602 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:23,602 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 98 [2019-09-20 13:05:23,603 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:23,633 INFO L225 Difference]: With dead ends: 3114 [2019-09-20 13:05:23,633 INFO L226 Difference]: Without dead ends: 3111 [2019-09-20 13:05:23,635 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:23,639 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3111 states. [2019-09-20 13:05:23,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3111 to 2951. [2019-09-20 13:05:23,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2951 states. [2019-09-20 13:05:23,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2951 states to 2951 states and 3777 transitions. [2019-09-20 13:05:23,879 INFO L78 Accepts]: Start accepts. Automaton has 2951 states and 3777 transitions. Word has length 98 [2019-09-20 13:05:23,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:23,881 INFO L475 AbstractCegarLoop]: Abstraction has 2951 states and 3777 transitions. [2019-09-20 13:05:23,881 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:23,881 INFO L276 IsEmpty]: Start isEmpty. Operand 2951 states and 3777 transitions. [2019-09-20 13:05:23,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-09-20 13:05:23,904 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:23,905 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:23,905 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:23,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:23,906 INFO L82 PathProgramCache]: Analyzing trace with hash 1115432797, now seen corresponding path program 1 times [2019-09-20 13:05:23,906 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:23,906 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:23,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,909 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:23,909 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:23,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:24,077 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 22 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-20 13:05:24,078 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:24,078 INFO L224 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 [2019-09-20 13:05:24,155 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:24,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:24,297 INFO L256 TraceCheckSpWp]: Trace formula consists of 950 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-20 13:05:24,322 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:24,409 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:24,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:24,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-20 13:05:24,417 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:24,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:24,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:24,418 INFO L87 Difference]: Start difference. First operand 2951 states and 3777 transitions. Second operand 8 states. [2019-09-20 13:05:24,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:24,724 INFO L93 Difference]: Finished difference Result 5354 states and 6942 transitions. [2019-09-20 13:05:24,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:24,725 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 162 [2019-09-20 13:05:24,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:24,742 INFO L225 Difference]: With dead ends: 5354 [2019-09-20 13:05:24,742 INFO L226 Difference]: Without dead ends: 2775 [2019-09-20 13:05:24,758 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:24,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2775 states. [2019-09-20 13:05:24,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2775 to 2004. [2019-09-20 13:05:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2004 states. [2019-09-20 13:05:24,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2004 states to 2004 states and 2312 transitions. [2019-09-20 13:05:24,916 INFO L78 Accepts]: Start accepts. Automaton has 2004 states and 2312 transitions. Word has length 162 [2019-09-20 13:05:24,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:24,917 INFO L475 AbstractCegarLoop]: Abstraction has 2004 states and 2312 transitions. [2019-09-20 13:05:24,917 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:24,917 INFO L276 IsEmpty]: Start isEmpty. Operand 2004 states and 2312 transitions. [2019-09-20 13:05:24,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-09-20 13:05:24,925 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:24,925 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-09-20 13:05:24,925 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:24,926 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:24,926 INFO L82 PathProgramCache]: Analyzing trace with hash -1460495039, now seen corresponding path program 1 times [2019-09-20 13:05:24,926 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:24,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:24,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:24,929 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:24,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:24,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:25,085 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2019-09-20 13:05:25,086 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:25,086 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:25,086 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:25,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:25,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:25,089 INFO L87 Difference]: Start difference. First operand 2004 states and 2312 transitions. Second operand 3 states. [2019-09-20 13:05:25,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:25,200 INFO L93 Difference]: Finished difference Result 3092 states and 3577 transitions. [2019-09-20 13:05:25,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:25,201 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-09-20 13:05:25,203 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:25,211 INFO L225 Difference]: With dead ends: 3092 [2019-09-20 13:05:25,211 INFO L226 Difference]: Without dead ends: 1116 [2019-09-20 13:05:25,216 INFO L636 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 [2019-09-20 13:05:25,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1116 states. [2019-09-20 13:05:25,270 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1116 to 1093. [2019-09-20 13:05:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1093 states. [2019-09-20 13:05:25,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1093 states to 1093 states and 1246 transitions. [2019-09-20 13:05:25,275 INFO L78 Accepts]: Start accepts. Automaton has 1093 states and 1246 transitions. Word has length 171 [2019-09-20 13:05:25,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:25,275 INFO L475 AbstractCegarLoop]: Abstraction has 1093 states and 1246 transitions. [2019-09-20 13:05:25,275 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:25,276 INFO L276 IsEmpty]: Start isEmpty. Operand 1093 states and 1246 transitions. [2019-09-20 13:05:25,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-20 13:05:25,280 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:25,280 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-09-20 13:05:25,280 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:25,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:25,281 INFO L82 PathProgramCache]: Analyzing trace with hash 177222806, now seen corresponding path program 1 times [2019-09-20 13:05:25,281 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:25,281 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:25,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:25,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:25,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:25,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:25,493 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2019-09-20 13:05:25,493 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:25,493 INFO L224 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) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:25,552 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:25,724 INFO L256 TraceCheckSpWp]: Trace formula consists of 979 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:05:25,741 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:25,955 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2019-09-20 13:05:25,959 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:25,960 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:05:25,961 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:05:25,961 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:05:25,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:05:25,962 INFO L87 Difference]: Start difference. First operand 1093 states and 1246 transitions. Second operand 19 states. [2019-09-20 13:05:27,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:27,528 INFO L93 Difference]: Finished difference Result 1968 states and 2261 transitions. [2019-09-20 13:05:27,530 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:05:27,530 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 175 [2019-09-20 13:05:27,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:27,532 INFO L225 Difference]: With dead ends: 1968 [2019-09-20 13:05:27,532 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:27,539 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 172 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:05:27,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:27,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:27,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:27,540 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2019-09-20 13:05:27,540 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:27,541 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:27,541 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:05:27,541 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:27,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:27,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:28,678 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 28 [2019-09-20 13:05:28,874 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 39 [2019-09-20 13:05:29,105 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-09-20 13:05:29,237 WARN L191 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 27 [2019-09-20 13:05:29,345 WARN L191 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 26 [2019-09-20 13:05:29,465 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 30 [2019-09-20 13:05:30,133 WARN L191 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 48 [2019-09-20 13:05:30,653 WARN L191 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 47 [2019-09-20 13:05:30,880 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 32 [2019-09-20 13:05:31,068 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 30 [2019-09-20 13:05:31,323 WARN L191 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 38 [2019-09-20 13:05:31,473 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 28 [2019-09-20 13:05:31,693 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-09-20 13:05:31,885 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 31 [2019-09-20 13:05:32,341 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 41 DAG size of output: 37 [2019-09-20 13:05:32,492 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 27 [2019-09-20 13:05:32,671 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 36 [2019-09-20 13:05:32,875 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 35 [2019-09-20 13:05:33,095 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 34 [2019-09-20 13:05:33,203 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 30 [2019-09-20 13:05:33,465 WARN L191 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 45 [2019-09-20 13:05:33,636 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2019-09-20 13:05:33,865 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 33 [2019-09-20 13:05:34,198 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 31 [2019-09-20 13:05:34,421 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 31 [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-09-20 13:05:34,442 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-09-20 13:05:34,443 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-09-20 13:05:34,444 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 909 915) the Hoare annotation is: true [2019-09-20 13:05:34,444 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 909 915) no Hoare annotation was computed. [2019-09-20 13:05:34,444 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 916 924) no Hoare annotation was computed. [2019-09-20 13:05:34,444 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 916 924) the Hoare annotation is: true [2019-09-20 13:05:34,444 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 916 924) no Hoare annotation was computed. [2019-09-20 13:05:34,444 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 999 1021) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,445 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 999 1021) no Hoare annotation was computed. [2019-09-20 13:05:34,445 INFO L439 ceAbstractionStarter]: At program point L1011(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,445 INFO L439 ceAbstractionStarter]: At program point L1011-1(line 1011) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 ~systemActive~0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,445 INFO L443 ceAbstractionStarter]: For program point L1009(lines 1009 1016) no Hoare annotation was computed. [2019-09-20 13:05:34,445 INFO L443 ceAbstractionStarter]: For program point L1009-1(lines 1009 1016) no Hoare annotation was computed. [2019-09-20 13:05:34,445 INFO L443 ceAbstractionStarter]: For program point L1007(line 1007) no Hoare annotation was computed. [2019-09-20 13:05:34,446 INFO L439 ceAbstractionStarter]: At program point L1006(line 1006) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,446 INFO L439 ceAbstractionStarter]: At program point L1005(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,446 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 999 1021) no Hoare annotation was computed. [2019-09-20 13:05:34,446 INFO L439 ceAbstractionStarter]: At program point L1005-1(line 1005) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 957 980) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 957 980) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 957 980) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L975(line 975) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L974(line 974) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L973(line 973) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L972(line 972) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L971(line 971) no Hoare annotation was computed. [2019-09-20 13:05:34,447 INFO L443 ceAbstractionStarter]: For program point L970(line 970) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L969(line 969) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L968(line 968) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L967(line 967) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L966(line 966) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L964(line 964) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L963(line 963) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point L962(line 962) no Hoare annotation was computed. [2019-09-20 13:05:34,448 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 794 808) no Hoare annotation was computed. [2019-09-20 13:05:34,449 INFO L439 ceAbstractionStarter]: At program point L800(line 800) the Hoare annotation is: (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0)))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (= 1 ~systemActive~0) (= ~pumpRunning~0 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~systemActive~0)| 1)))) (and (or .cse0 .cse1) (or (or .cse2 .cse3) .cse4 .cse5) (or .cse1 .cse4) (or .cse5 .cse0 .cse2 .cse3))) [2019-09-20 13:05:34,449 INFO L443 ceAbstractionStarter]: For program point L798(lines 798 804) no Hoare annotation was computed. [2019-09-20 13:05:34,449 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 794 808) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse5 (and (= 1 ~systemActive~0) (= ~pumpRunning~0 1))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~methAndRunningLastTime~0 0))))) (and (or .cse0 .cse1 .cse2) (or (or .cse3 .cse4) .cse1 .cse5) (or .cse5 .cse6 .cse3 .cse4) (or .cse6 .cse2 .cse0))) [2019-09-20 13:05:34,449 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 794 808) no Hoare annotation was computed. [2019-09-20 13:05:34,449 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 711 719) no Hoare annotation was computed. [2019-09-20 13:05:34,450 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 711 719) the Hoare annotation is: true [2019-09-20 13:05:34,450 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 711 719) no Hoare annotation was computed. [2019-09-20 13:05:34,450 INFO L443 ceAbstractionStarter]: For program point L784(lines 784 788) no Hoare annotation was computed. [2019-09-20 13:05:34,450 INFO L446 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: true [2019-09-20 13:05:34,450 INFO L443 ceAbstractionStarter]: For program point L784-2(lines 784 788) no Hoare annotation was computed. [2019-09-20 13:05:34,450 INFO L443 ceAbstractionStarter]: For program point L782-1(line 782) no Hoare annotation was computed. [2019-09-20 13:05:34,450 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 775 793) the Hoare annotation is: true [2019-09-20 13:05:34,450 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 775 793) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 775 793) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point L739-2(lines 739 747) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 735) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point L727-2(lines 727 735) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 720 755) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point L750(line 750) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point L750-1(line 750) no Hoare annotation was computed. [2019-09-20 13:05:34,451 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 720 755) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 747) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 720 755) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 902 908) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 902 908) the Hoare annotation is: true [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-09-20 13:05:34,452 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-09-20 13:05:34,453 INFO L439 ceAbstractionStarter]: At program point L993(line 993) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,453 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 988 998) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,454 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 988 998) no Hoare annotation was computed. [2019-09-20 13:05:34,454 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 988 998) no Hoare annotation was computed. [2019-09-20 13:05:34,454 INFO L446 ceAbstractionStarter]: At program point L705(line 705) the Hoare annotation is: true [2019-09-20 13:05:34,454 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-09-20 13:05:34,454 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 700 710) the Hoare annotation is: true [2019-09-20 13:05:34,454 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 700 710) no Hoare annotation was computed. [2019-09-20 13:05:34,454 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 700 710) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 692 699) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 1)) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2019-09-20 13:05:34,455 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 692 699) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 692 699) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L443 ceAbstractionStarter]: For program point L506(lines 506 512) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 502 515) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 502 515) the Hoare annotation is: true [2019-09-20 13:05:34,455 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 502 515) no Hoare annotation was computed. [2019-09-20 13:05:34,455 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0)))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse2 .cse0) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) (or .cse3 .cse4) .cse1)))) [2019-09-20 13:05:34,456 INFO L439 ceAbstractionStarter]: At program point L669(line 669) the Hoare annotation is: (let ((.cse4 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4 (not (= ~methAndRunningLastTime~0 0)))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) .cse3 .cse4) (or .cse2 .cse0) (or (or .cse3 .cse4) .cse1)))) [2019-09-20 13:05:34,456 INFO L443 ceAbstractionStarter]: For program point L667(lines 667 675) no Hoare annotation was computed. [2019-09-20 13:05:34,456 INFO L439 ceAbstractionStarter]: At program point L665(line 665) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 (not (= ~methAndRunningLastTime~0 0)))) (.cse3 (= ~pumpRunning~0 1)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse2) (or .cse5 .cse4) (or .cse3 .cse5 .cse0 .cse1)))) [2019-09-20 13:05:34,456 INFO L443 ceAbstractionStarter]: For program point L665-1(line 665) no Hoare annotation was computed. [2019-09-20 13:05:34,456 INFO L443 ceAbstractionStarter]: For program point L663(lines 663 680) no Hoare annotation was computed. [2019-09-20 13:05:34,456 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 659 683) no Hoare annotation was computed. [2019-09-20 13:05:34,457 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 659 683) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse1 (not (= ~methAndRunningLastTime~0 0)))) (.cse4 (= ~pumpRunning~0 0)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse5 .cse2) (or .cse6 .cse5 .cse4) (or .cse3 .cse6 .cse0 .cse1)))) [2019-09-20 13:05:34,457 INFO L439 ceAbstractionStarter]: At program point L678(line 678) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2 (not (= ~methAndRunningLastTime~0 0)))) (.cse3 (= ~pumpRunning~0 0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse0 .cse4 .cse3) (or (or .cse1 .cse2) .cse5)))) [2019-09-20 13:05:34,457 INFO L443 ceAbstractionStarter]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2019-09-20 13:05:34,457 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 599 605) no Hoare annotation was computed. [2019-09-20 13:05:34,457 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 599 605) the Hoare annotation is: true [2019-09-20 13:05:34,457 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,458 INFO L443 ceAbstractionStarter]: For program point L830(lines 829 878) no Hoare annotation was computed. [2019-09-20 13:05:34,458 INFO L439 ceAbstractionStarter]: At program point L861(line 861) the Hoare annotation is: (let ((.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and .cse4 .cse0 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse0 .cse1 .cse2) (and .cse0 .cse5 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:34,458 INFO L443 ceAbstractionStarter]: For program point L859(lines 859 874) no Hoare annotation was computed. [2019-09-20 13:05:34,458 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2019-09-20 13:05:34,458 INFO L439 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse0 .cse1 .cse2 .cse3) (and .cse1 .cse2 .cse6 .cse3 .cse4) (and .cse5 .cse1 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse0 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse1 .cse7 .cse6))) [2019-09-20 13:05:34,458 INFO L443 ceAbstractionStarter]: For program point L849(lines 849 855) no Hoare annotation was computed. [2019-09-20 13:05:34,458 INFO L443 ceAbstractionStarter]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2019-09-20 13:05:34,459 INFO L439 ceAbstractionStarter]: At program point L876(lines 829 878) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse3 (= 0 ~methAndRunningLastTime~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse3 .cse5 .cse4) (and .cse6 (not (= 1 ~waterLevel~0)) .cse1 .cse7 .cse5) (and .cse6 .cse0 .cse1 .cse2 .cse3) (and .cse6 .cse1 .cse2 .cse3 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse0 .cse1 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-09-20 13:05:34,459 INFO L439 ceAbstractionStarter]: At program point L841(line 841) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse2 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse5 .cse0 .cse1) .cse3 .cse4) (and .cse6 .cse5 .cse0 .cse1 .cse3) (and .cse6 .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse6 .cse5 .cse0 .cse7 .cse3) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse6 .cse0 .cse7 .cse2))) [2019-09-20 13:05:34,459 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 845) no Hoare annotation was computed. [2019-09-20 13:05:34,459 INFO L443 ceAbstractionStarter]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2019-09-20 13:05:34,459 INFO L443 ceAbstractionStarter]: For program point L831(lines 831 835) no Hoare annotation was computed. [2019-09-20 13:05:34,459 INFO L439 ceAbstractionStarter]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-09-20 13:05:34,460 INFO L439 ceAbstractionStarter]: At program point L869(line 869) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse4 (= 1 ~methaneLevelCritical~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (and .cse1 .cse2 .cse3) .cse4) (and .cse5 .cse0 .cse1 .cse6) (and .cse5 .cse1 .cse6 .cse4))) [2019-09-20 13:05:34,460 INFO L443 ceAbstractionStarter]: For program point L867(lines 867 873) no Hoare annotation was computed. [2019-09-20 13:05:34,460 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2019-09-20 13:05:34,460 INFO L439 ceAbstractionStarter]: At program point L867-1(lines 859 874) the Hoare annotation is: (let ((.cse2 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= 1 ~systemActive~0)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1)) (.cse3 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1) .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse4 .cse0 .cse1) .cse2) (and .cse5 .cse4 .cse0 .cse1 .cse6) (and .cse5 .cse0 .cse1 .cse6 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse5 .cse4 .cse0 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse0 .cse7 .cse3))) [2019-09-20 13:05:34,460 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:05:34,460 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:05:34,460 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 516 524) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 516 524) the Hoare annotation is: true [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 516 524) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L546-1(line 546) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 561) no Hoare annotation was computed. [2019-09-20 13:05:34,461 INFO L443 ceAbstractionStarter]: For program point L544-1(lines 536 564) no Hoare annotation was computed. [2019-09-20 13:05:34,462 INFO L439 ceAbstractionStarter]: At program point L542(line 542) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-09-20 13:05:34,462 INFO L443 ceAbstractionStarter]: For program point L542-1(line 542) no Hoare annotation was computed. [2019-09-20 13:05:34,462 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 536 564) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (let ((.cse7 (not (= ~systemActive~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-09-20 13:05:34,462 INFO L439 ceAbstractionStarter]: At program point L551(line 551) the Hoare annotation is: (let ((.cse5 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse5 .cse4)) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse0) (or .cse2 (= ~waterLevel~0 1) .cse3 .cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (or (or .cse3 .cse4) .cse1) (or .cse5 .cse6 .cse1) (or .cse5 .cse2 .cse6)))) [2019-09-20 13:05:34,462 INFO L443 ceAbstractionStarter]: For program point L549(lines 549 555) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point L548(lines 548 558) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 536 564) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L439 ceAbstractionStarter]: At program point L546(line 546) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (let ((.cse9 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not .cse8)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 .cse0 .cse4 .cse5 .cse6 .cse7) (or .cse3 .cse8 .cse5 .cse9 .cse1 .cse7) (or (or .cse9 .cse1) .cse2) (or .cse0 .cse4 .cse2) (or .cse3 .cse0 .cse5 .cse1 .cse6 .cse7)))) [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point L478(lines 478 486) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 470 492) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 470 492) no Hoare annotation was computed. [2019-09-20 13:05:34,463 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 470 492) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 528 535) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 528 535) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 528 535) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-09-20 13:05:34,464 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-09-20 13:05:34,465 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 892 901) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 892 901) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 892 901) no Hoare annotation was computed. [2019-09-20 13:05:34,466 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 684 691) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 684 691) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 684 691) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 493 501) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 493 501) no Hoare annotation was computed. [2019-09-20 13:05:34,467 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 493 501) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 756 774) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point L765(lines 765 769) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L446 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point L765-2(lines 765 769) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 756 774) the Hoare annotation is: true [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 756 774) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,468 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,469 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,469 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 449 460) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse7 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse1 (or .cse10 .cse8 .cse9)) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse5 (or .cse10 .cse9)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= ~systemActive~0 0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse0 .cse7 .cse8 .cse9 .cse2) (or .cse6 .cse3 .cse7 .cse8) (or .cse3 .cse1 .cse6) (or .cse5 .cse0 .cse4 .cse2)))) [2019-09-20 13:05:34,469 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 449 460) no Hoare annotation was computed. [2019-09-20 13:05:34,469 INFO L443 ceAbstractionStarter]: For program point L453-1(lines 449 460) no Hoare annotation was computed. [2019-09-20 13:05:34,469 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 461 469) the Hoare annotation is: true [2019-09-20 13:05:34,469 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 461 469) no Hoare annotation was computed. [2019-09-20 13:05:34,470 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 461 469) no Hoare annotation was computed. [2019-09-20 13:05:34,470 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 575 598) the Hoare annotation is: (let ((.cse2 (= 1 ~waterLevel~0)) (.cse14 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse13 (= ~pumpRunning~0 0)) (.cse15 (= 0 ~methAndRunningLastTime~0))) (let ((.cse9 (and .cse13 .cse15)) (.cse8 (or .cse1 .cse3 .cse5)) (.cse11 (= ~pumpRunning~0 1)) (.cse12 (or .cse14 .cse3)) (.cse7 (and .cse2 .cse15)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~systemActive~0 0))) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse6 .cse7 .cse4 .cse5) (or .cse0 .cse8 .cse9) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse10) (or .cse9 .cse8 .cse10) (or .cse0 .cse11 .cse12) (or .cse11 .cse12 .cse10) (or .cse0 (or .cse6 .cse1) .cse13) (or .cse1 .cse6 .cse7 .cse4 .cse5 .cse10) (or .cse0 (or .cse14 .cse3 .cse5) .cse15) (or .cse1 .cse6 .cse13 .cse10)))) [2019-09-20 13:05:34,470 INFO L439 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (let ((.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse13 (= 0 ~methAndRunningLastTime~0))) (let ((.cse4 (not (= ~systemActive~0 0))) (.cse6 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (and (= ~pumpRunning~0 0) .cse13)) (.cse10 (or .cse3 .cse7 .cse9)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (= ~pumpRunning~0 1)) (.cse0 (or .cse12 .cse7)) (.cse5 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse1) (or .cse5 .cse3 .cse6 .cse7 .cse8 .cse9) (or .cse5 .cse10 .cse11) (or .cse5 (or .cse4 .cse3)) (or .cse3 .cse6 .cse7 .cse8 .cse9 .cse1) (or .cse11 .cse10 .cse1) (or .cse5 .cse2 .cse0) (or .cse5 (or .cse12 .cse7 .cse9) .cse13)))) [2019-09-20 13:05:34,470 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 575 598) no Hoare annotation was computed. [2019-09-20 13:05:34,470 INFO L439 ceAbstractionStarter]: At program point L586(lines 586 592) the Hoare annotation is: (let ((.cse13 (= 1 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse14 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse12 (not (= ~systemActive~0 1)))) (let ((.cse7 (or (not (= 1 |old(~pumpRunning~0)|)) .cse12)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse11 (or .cse1 .cse12 .cse5)) (.cse10 (and (not .cse13) .cse9 .cse14)) (.cse2 (not (= ~systemActive~0 0))) (.cse6 (= ~pumpRunning~0 0)) (.cse3 (and .cse13 .cse14)) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8 .cse9) (or .cse0 .cse10 .cse11 .cse6) (or .cse0 .cse1 .cse3 .cse12 .cse4 .cse5) (or .cse0 .cse6 .cse7) (or .cse0 (or .cse2 .cse1) .cse6) (or .cse11 .cse6 .cse10 .cse8) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or .cse1 .cse2 .cse6 .cse8) (or .cse1 .cse3 .cse12 .cse4 .cse5 .cse8)))) [2019-09-20 13:05:34,471 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 575 598) no Hoare annotation was computed. [2019-09-20 13:05:34,471 INFO L439 ceAbstractionStarter]: At program point L581(line 581) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~systemActive~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (or .cse7 .cse8)) (.cse4 (or .cse0 .cse8 .cse9)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 (or .cse1 .cse0)) (or .cse3 .cse4) (or .cse3 .cse5 .cse6) (or .cse5 .cse6 .cse2) (or .cse4 .cse2) (or .cse3 (or .cse7 .cse8 .cse9) (= 0 ~methAndRunningLastTime~0))))) [2019-09-20 13:05:34,471 INFO L443 ceAbstractionStarter]: For program point L579(lines 578 597) no Hoare annotation was computed. [2019-09-20 13:05:34,471 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 927 956) no Hoare annotation was computed. [2019-09-20 13:05:34,471 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 927 956) the Hoare annotation is: true [2019-09-20 13:05:34,471 INFO L446 ceAbstractionStarter]: At program point L952(lines 927 956) the Hoare annotation is: true [2019-09-20 13:05:34,471 INFO L443 ceAbstractionStarter]: For program point L948(line 948) no Hoare annotation was computed. [2019-09-20 13:05:34,472 INFO L443 ceAbstractionStarter]: For program point L941(lines 941 945) no Hoare annotation was computed. [2019-09-20 13:05:34,472 INFO L446 ceAbstractionStarter]: At program point L941-1(lines 941 945) the Hoare annotation is: true [2019-09-20 13:05:34,472 INFO L443 ceAbstractionStarter]: For program point L938(line 938) no Hoare annotation was computed. [2019-09-20 13:05:34,472 INFO L446 ceAbstractionStarter]: At program point L937-2(lines 937 951) the Hoare annotation is: true [2019-09-20 13:05:34,472 INFO L446 ceAbstractionStarter]: At program point L933(line 933) the Hoare annotation is: true [2019-09-20 13:05:34,472 INFO L443 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2019-09-20 13:05:34,472 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 425 436) the Hoare annotation is: true [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point L429-1(lines 425 436) no Hoare annotation was computed. [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 425 436) no Hoare annotation was computed. [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 981 987) no Hoare annotation was computed. [2019-09-20 13:05:34,473 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 981 987) the Hoare annotation is: true [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,473 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) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:34,473 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:34,473 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 809 816) no Hoare annotation was computed. [2019-09-20 13:05:34,474 INFO L446 ceAbstractionStarter]: At program point startSystemENTRY(lines 809 816) the Hoare annotation is: true [2019-09-20 13:05:34,474 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 809 816) no Hoare annotation was computed. [2019-09-20 13:05:34,474 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 607 631) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (= ~pumpRunning~0 0))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2)))) [2019-09-20 13:05:34,474 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 607 631) no Hoare annotation was computed. [2019-09-20 13:05:34,474 INFO L439 ceAbstractionStarter]: At program point L626(line 626) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2)))) [2019-09-20 13:05:34,474 INFO L443 ceAbstractionStarter]: For program point L626-1(lines 607 631) no Hoare annotation was computed. [2019-09-20 13:05:34,474 INFO L439 ceAbstractionStarter]: At program point L621(line 621) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse0 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0)))) [2019-09-20 13:05:34,475 INFO L439 ceAbstractionStarter]: At program point L617(line 617) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse0 (and (not (= 1 ~waterLevel~0)) (= ~pumpRunning~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 .cse2) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2)))) [2019-09-20 13:05:34,475 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 623) no Hoare annotation was computed. [2019-09-20 13:05:34,475 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2)))) [2019-09-20 13:05:34,475 INFO L443 ceAbstractionStarter]: For program point L613-1(line 613) no Hoare annotation was computed. [2019-09-20 13:05:34,475 INFO L443 ceAbstractionStarter]: For program point L611(lines 611 628) no Hoare annotation was computed. [2019-09-20 13:05:34,475 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 437 448) no Hoare annotation was computed. [2019-09-20 13:05:34,475 INFO L443 ceAbstractionStarter]: For program point L441-1(lines 437 448) no Hoare annotation was computed. [2019-09-20 13:05:34,476 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 437 448) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 0))) (.cse2 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse2 .cse6 .cse3 .cse4 .cse5) (or .cse7 .cse0 .cse2 .cse6 .cse3 .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-09-20 13:05:34,476 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 406 413) no Hoare annotation was computed. [2019-09-20 13:05:34,476 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 410) no Hoare annotation was computed. [2019-09-20 13:05:34,476 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 406 413) the Hoare annotation is: true [2019-09-20 13:05:34,476 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 406 413) no Hoare annotation was computed. [2019-09-20 13:05:34,476 INFO L443 ceAbstractionStarter]: For program point L641(lines 641 649) no Hoare annotation was computed. [2019-09-20 13:05:34,477 INFO L439 ceAbstractionStarter]: At program point L639(line 639) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2)))) [2019-09-20 13:05:34,477 INFO L443 ceAbstractionStarter]: For program point L639-1(line 639) no Hoare annotation was computed. [2019-09-20 13:05:34,477 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 633 657) no Hoare annotation was computed. [2019-09-20 13:05:34,477 INFO L443 ceAbstractionStarter]: For program point L637(lines 637 654) no Hoare annotation was computed. [2019-09-20 13:05:34,477 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 633 657) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0)))) (.cse2 (= ~pumpRunning~0 0))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2)))) [2019-09-20 13:05:34,477 INFO L439 ceAbstractionStarter]: At program point L652(line 652) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3 (not (= ~methAndRunningLastTime~0 0)))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0) (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse3) .cse2)))) [2019-09-20 13:05:34,477 INFO L443 ceAbstractionStarter]: For program point L652-1(lines 633 657) no Hoare annotation was computed. [2019-09-20 13:05:34,478 INFO L439 ceAbstractionStarter]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2)))) [2019-09-20 13:05:34,478 INFO L439 ceAbstractionStarter]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 (not (= ~methAndRunningLastTime~0 0))))) (and (or (or (not (= 1 |old(~pumpRunning~0)|)) .cse0) .cse1 (= ~pumpRunning~0 1)) (or .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2)))) [2019-09-20 13:05:34,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:34 BoogieIcfgContainer [2019-09-20 13:05:34,495 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:34,496 INFO L168 Benchmark]: Toolchain (without parser) took 17138.82 ms. Allocated memory was 129.5 MB in the beginning and 613.4 MB in the end (delta: 483.9 MB). Free memory was 84.0 MB in the beginning and 451.5 MB in the end (delta: -367.5 MB). Peak memory consumption was 429.9 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,497 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,498 INFO L168 Benchmark]: CACSL2BoogieTranslator took 654.18 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 83.8 MB in the beginning and 161.3 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,499 INFO L168 Benchmark]: Boogie Preprocessor took 108.55 ms. Allocated memory is still 197.7 MB. Free memory was 161.3 MB in the beginning and 157.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,500 INFO L168 Benchmark]: RCFGBuilder took 1214.49 ms. Allocated memory was 197.7 MB in the beginning and 214.4 MB in the end (delta: 16.8 MB). Free memory was 157.2 MB in the beginning and 183.2 MB in the end (delta: -26.0 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,501 INFO L168 Benchmark]: TraceAbstraction took 15157.85 ms. Allocated memory was 214.4 MB in the beginning and 613.4 MB in the end (delta: 399.0 MB). Free memory was 181.9 MB in the beginning and 451.5 MB in the end (delta: -269.7 MB). Peak memory consumption was 442.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:34,505 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 129.5 MB. Free memory was 103.7 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 654.18 ms. Allocated memory was 129.5 MB in the beginning and 197.7 MB in the end (delta: 68.2 MB). Free memory was 83.8 MB in the beginning and 161.3 MB in the end (delta: -77.5 MB). Peak memory consumption was 27.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.55 ms. Allocated memory is still 197.7 MB. Free memory was 161.3 MB in the beginning and 157.2 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1214.49 ms. Allocated memory was 197.7 MB in the beginning and 214.4 MB in the end (delta: 16.8 MB). Free memory was 157.2 MB in the beginning and 183.2 MB in the end (delta: -26.0 MB). Peak memory consumption was 96.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15157.85 ms. Allocated memory was 214.4 MB in the beginning and 613.4 MB in the end (delta: 399.0 MB). Free memory was 181.9 MB in the beginning and 451.5 MB in the end (delta: -269.7 MB). Peak memory consumption was 442.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 410]: 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: 828]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 927]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: (((((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 0 == systemActive) || !(0 == \old(pumpRunning))) || ((((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical) && 0 == systemActive)) || ((((1 == systemActive && !(1 == waterLevel)) && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime)) || ((((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 260 locations, 1 error locations. SAFE Result, 15.0s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 4.3s AutomataDifference, 0.0s DeadEndRemovalTime, 6.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2519 SDtfs, 1588 SDslu, 7345 SDs, 0 SdLazy, 2236 SolverSat, 277 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 456 GetRequests, 377 SyntacticMatches, 1 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2951occurred in iteration=9, 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, 12 MinimizatonAttempts, 1113 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4360 PreInvPairs, 4457 NumberOfFragments, 3640 HoareAnnotationTreeSize, 4360 FomulaSimplifications, 7675 FormulaSimplificationTreeSizeReduction, 0.9s HoareSimplificationTime, 72 FomulaSimplificationsInter, 12486 FormulaSimplificationTreeSizeReductionInter, 5.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 1513 NumberOfCodeBlocks, 1513 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1499 ConstructedInterpolants, 0 QuantifiedInterpolants, 299490 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1929 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 262/272 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...