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_spec5_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:25:31,294 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:25:31,296 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:25:31,307 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:25:31,308 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:25:31,309 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:25:31,310 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:25:31,312 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:25:31,313 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:25:31,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:25:31,315 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:25:31,316 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:25:31,317 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:25:31,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:25:31,318 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:25:31,320 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:25:31,320 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:25:31,321 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:25:31,323 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:25:31,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:25:31,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:25:31,327 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:25:31,328 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:25:31,329 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:25:31,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:25:31,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:25:31,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:25:31,332 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:25:31,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:25:31,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:25:31,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:25:31,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:25:31,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:25:31,336 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:25:31,337 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:25:31,337 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:25:31,338 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:25:31,338 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:25:31,339 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:25:31,340 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:25:31,340 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:25:31,341 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 [2019-10-02 14:25:31,355 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:25:31,355 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:25:31,357 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:25:31,357 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:25:31,357 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:25:31,357 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:25:31,357 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:25:31,358 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:25:31,358 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:25:31,358 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:25:31,358 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:25:31,358 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:25:31,359 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:25:31,359 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:25:31,359 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:25:31,359 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:25:31,359 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:25:31,360 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:25:31,360 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:25:31,360 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:25:31,361 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:25:31,361 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:25:31,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:25:31,362 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:25:31,362 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:25:31,362 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:25:31,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:25:31,362 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:25:31,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:25:31,410 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:25:31,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:25:31,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:25:31,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:25:31,426 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:25:31,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-10-02 14:25:31,486 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f8e2390/d4f90a5a9f094bb3b1c8c003554ef9c9/FLAG38dfbc376 [2019-10-02 14:25:32,003 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:25:32,004 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product39.cil.c [2019-10-02 14:25:32,022 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f8e2390/d4f90a5a9f094bb3b1c8c003554ef9c9/FLAG38dfbc376 [2019-10-02 14:25:32,319 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12f8e2390/d4f90a5a9f094bb3b1c8c003554ef9c9 [2019-10-02 14:25:32,328 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:25:32,330 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:25:32,331 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:25:32,331 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:25:32,334 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:25:32,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:32,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e4ad246 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32, skipping insertion in model container [2019-10-02 14:25:32,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:32,342 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:25:32,413 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:25:32,861 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:25:32,878 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:25:32,956 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:25:32,998 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:25:32,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32 WrapperNode [2019-10-02 14:25:32,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:25:33,000 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:25:33,000 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:25:33,000 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:25:33,014 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,015 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,055 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,083 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,098 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (1/1) ... [2019-10-02 14:25:33,105 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:25:33,106 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:25:33,106 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:25:33,106 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:25:33,107 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (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 [2019-10-02 14:25:33,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:25:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:25:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:25:33,163 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:25:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:25:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:25:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:25:33,164 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:25:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:25:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:25:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:25:33,165 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:25:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:25:33,166 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:25:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:25:33,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:25:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:25:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:25:33,169 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-02 14:25:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:25:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:25:33,170 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:25:33,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:25:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:25:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:25:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:25:33,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:25:33,174 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:25:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:25:33,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:25:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:25:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:25:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:25:33,175 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:25:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:25:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:25:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:25:33,176 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:25:33,177 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:25:33,178 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:25:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:25:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:25:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:25:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:25:33,179 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:25:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:25:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:25:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:25:33,180 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:25:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:25:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:25:33,181 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:25:33,182 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:25:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:25:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:25:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:25:33,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:25:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:25:33,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:25:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:25:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:25:33,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:25:33,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:25:34,186 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:25:34,187 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:25:34,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:25:34 BoogieIcfgContainer [2019-10-02 14:25:34,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:25:34,192 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:25:34,192 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:25:34,196 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:25:34,196 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:25:32" (1/3) ... [2019-10-02 14:25:34,197 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630ee4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:25:34, skipping insertion in model container [2019-10-02 14:25:34,197 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:32" (2/3) ... [2019-10-02 14:25:34,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@630ee4d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:25:34, skipping insertion in model container [2019-10-02 14:25:34,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:25:34" (3/3) ... [2019-10-02 14:25:34,200 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product39.cil.c [2019-10-02 14:25:34,210 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:25:34,221 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:25:34,237 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:25:34,273 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:25:34,274 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:25:34,274 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:25:34,274 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:25:34,275 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:25:34,275 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:25:34,275 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:25:34,275 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:25:34,275 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:25:34,299 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states. [2019-10-02 14:25:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 14:25:34,316 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:34,318 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:34,321 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:34,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:34,326 INFO L82 PathProgramCache]: Analyzing trace with hash 1474572721, now seen corresponding path program 1 times [2019-10-02 14:25:34,328 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:34,328 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:34,380 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:34,380 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:34,381 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:34,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:34,680 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:34,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:25:34,686 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:25:34,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:25:34,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:25:34,707 INFO L87 Difference]: Start difference. First operand 185 states. Second operand 2 states. [2019-10-02 14:25:34,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:34,758 INFO L93 Difference]: Finished difference Result 280 states and 347 transitions. [2019-10-02 14:25:34,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:25:34,760 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-02 14:25:34,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:34,772 INFO L225 Difference]: With dead ends: 280 [2019-10-02 14:25:34,772 INFO L226 Difference]: Without dead ends: 142 [2019-10-02 14:25:34,777 INFO L640 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 [2019-10-02 14:25:34,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2019-10-02 14:25:34,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2019-10-02 14:25:34,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2019-10-02 14:25:34,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 167 transitions. [2019-10-02 14:25:34,829 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 167 transitions. Word has length 59 [2019-10-02 14:25:34,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:34,829 INFO L475 AbstractCegarLoop]: Abstraction has 142 states and 167 transitions. [2019-10-02 14:25:34,829 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:25:34,830 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 167 transitions. [2019-10-02 14:25:34,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-02 14:25:34,834 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:34,834 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:34,835 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:34,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:34,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1068721091, now seen corresponding path program 1 times [2019-10-02 14:25:34,835 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:34,835 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:34,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:34,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:34,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:34,992 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:34,993 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:34,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:25:34,996 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:25:34,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:25:34,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:25:34,997 INFO L87 Difference]: Start difference. First operand 142 states and 167 transitions. Second operand 3 states. [2019-10-02 14:25:35,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:35,031 INFO L93 Difference]: Finished difference Result 223 states and 261 transitions. [2019-10-02 14:25:35,034 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:25:35,034 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-02 14:25:35,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:35,037 INFO L225 Difference]: With dead ends: 223 [2019-10-02 14:25:35,037 INFO L226 Difference]: Without dead ends: 133 [2019-10-02 14:25:35,039 INFO L640 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 [2019-10-02 14:25:35,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 133 states. [2019-10-02 14:25:35,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 133 to 133. [2019-10-02 14:25:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2019-10-02 14:25:35,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 155 transitions. [2019-10-02 14:25:35,065 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 155 transitions. Word has length 60 [2019-10-02 14:25:35,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:35,065 INFO L475 AbstractCegarLoop]: Abstraction has 133 states and 155 transitions. [2019-10-02 14:25:35,065 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:25:35,065 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 155 transitions. [2019-10-02 14:25:35,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-02 14:25:35,071 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:35,071 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:35,071 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:35,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:35,072 INFO L82 PathProgramCache]: Analyzing trace with hash -902835711, now seen corresponding path program 1 times [2019-10-02 14:25:35,072 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:35,072 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:35,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:35,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:35,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:35,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:35,251 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:35,252 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:35,252 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:25:35,252 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:25:35,253 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:25:35,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:25:35,255 INFO L87 Difference]: Start difference. First operand 133 states and 155 transitions. Second operand 7 states. [2019-10-02 14:25:35,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:35,744 INFO L93 Difference]: Finished difference Result 399 states and 483 transitions. [2019-10-02 14:25:35,745 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:25:35,745 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2019-10-02 14:25:35,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:35,756 INFO L225 Difference]: With dead ends: 399 [2019-10-02 14:25:35,756 INFO L226 Difference]: Without dead ends: 294 [2019-10-02 14:25:35,760 INFO L640 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 [2019-10-02 14:25:35,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2019-10-02 14:25:35,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 286. [2019-10-02 14:25:35,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 286 states. [2019-10-02 14:25:35,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 286 states and 346 transitions. [2019-10-02 14:25:35,826 INFO L78 Accepts]: Start accepts. Automaton has 286 states and 346 transitions. Word has length 64 [2019-10-02 14:25:35,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:35,827 INFO L475 AbstractCegarLoop]: Abstraction has 286 states and 346 transitions. [2019-10-02 14:25:35,827 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:25:35,828 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 346 transitions. [2019-10-02 14:25:35,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-02 14:25:35,834 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:35,834 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:35,835 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:35,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:35,835 INFO L82 PathProgramCache]: Analyzing trace with hash -2087202736, now seen corresponding path program 1 times [2019-10-02 14:25:35,835 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:35,835 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:35,838 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:35,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:35,839 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:35,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:35,967 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:25:35,967 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:35,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:25:35,968 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:25:35,968 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:25:35,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:25:35,969 INFO L87 Difference]: Start difference. First operand 286 states and 346 transitions. Second operand 7 states. [2019-10-02 14:25:36,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:36,650 INFO L93 Difference]: Finished difference Result 723 states and 942 transitions. [2019-10-02 14:25:36,650 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:25:36,651 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2019-10-02 14:25:36,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:36,655 INFO L225 Difference]: With dead ends: 723 [2019-10-02 14:25:36,656 INFO L226 Difference]: Without dead ends: 465 [2019-10-02 14:25:36,657 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:25:36,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2019-10-02 14:25:36,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 412. [2019-10-02 14:25:36,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2019-10-02 14:25:36,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 497 transitions. [2019-10-02 14:25:36,695 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 497 transitions. Word has length 70 [2019-10-02 14:25:36,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:36,696 INFO L475 AbstractCegarLoop]: Abstraction has 412 states and 497 transitions. [2019-10-02 14:25:36,696 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:25:36,697 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 497 transitions. [2019-10-02 14:25:36,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:25:36,699 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:36,699 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:36,700 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:36,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:36,700 INFO L82 PathProgramCache]: Analyzing trace with hash 1962075473, now seen corresponding path program 1 times [2019-10-02 14:25:36,700 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:36,700 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:36,703 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:36,703 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:36,704 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:36,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:36,871 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:36,872 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:36,872 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:25:36,872 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:25:36,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:25:36,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:36,873 INFO L87 Difference]: Start difference. First operand 412 states and 497 transitions. Second operand 4 states. [2019-10-02 14:25:37,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:37,154 INFO L93 Difference]: Finished difference Result 1482 states and 1906 transitions. [2019-10-02 14:25:37,155 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:25:37,155 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 92 [2019-10-02 14:25:37,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:37,163 INFO L225 Difference]: With dead ends: 1482 [2019-10-02 14:25:37,163 INFO L226 Difference]: Without dead ends: 1098 [2019-10-02 14:25:37,165 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:37,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1098 states. [2019-10-02 14:25:37,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1098 to 1072. [2019-10-02 14:25:37,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1072 states. [2019-10-02 14:25:37,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1072 states to 1072 states and 1347 transitions. [2019-10-02 14:25:37,238 INFO L78 Accepts]: Start accepts. Automaton has 1072 states and 1347 transitions. Word has length 92 [2019-10-02 14:25:37,239 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:37,239 INFO L475 AbstractCegarLoop]: Abstraction has 1072 states and 1347 transitions. [2019-10-02 14:25:37,239 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:25:37,239 INFO L276 IsEmpty]: Start isEmpty. Operand 1072 states and 1347 transitions. [2019-10-02 14:25:37,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:25:37,241 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:37,242 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:37,242 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:37,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:37,242 INFO L82 PathProgramCache]: Analyzing trace with hash 236594576, now seen corresponding path program 1 times [2019-10-02 14:25:37,243 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:37,243 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:37,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,245 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:37,245 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:37,326 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:37,326 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:37,326 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:25:37,327 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:25:37,327 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:25:37,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:25:37,328 INFO L87 Difference]: Start difference. First operand 1072 states and 1347 transitions. Second operand 6 states. [2019-10-02 14:25:37,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:37,408 INFO L93 Difference]: Finished difference Result 2146 states and 2756 transitions. [2019-10-02 14:25:37,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:25:37,409 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 92 [2019-10-02 14:25:37,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:37,417 INFO L225 Difference]: With dead ends: 2146 [2019-10-02 14:25:37,417 INFO L226 Difference]: Without dead ends: 1102 [2019-10-02 14:25:37,420 INFO L640 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 [2019-10-02 14:25:37,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2019-10-02 14:25:37,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 1102. [2019-10-02 14:25:37,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1102 states. [2019-10-02 14:25:37,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1102 states to 1102 states and 1379 transitions. [2019-10-02 14:25:37,509 INFO L78 Accepts]: Start accepts. Automaton has 1102 states and 1379 transitions. Word has length 92 [2019-10-02 14:25:37,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:37,510 INFO L475 AbstractCegarLoop]: Abstraction has 1102 states and 1379 transitions. [2019-10-02 14:25:37,511 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:25:37,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1102 states and 1379 transitions. [2019-10-02 14:25:37,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:25:37,513 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:37,514 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:37,514 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:37,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:37,514 INFO L82 PathProgramCache]: Analyzing trace with hash 938194450, now seen corresponding path program 1 times [2019-10-02 14:25:37,514 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:37,515 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:37,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,518 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:37,518 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:37,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:37,657 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:37,657 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:25:37,657 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:25:37,658 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:25:37,658 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:25:37,659 INFO L87 Difference]: Start difference. First operand 1102 states and 1379 transitions. Second operand 8 states. [2019-10-02 14:25:37,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:37,729 INFO L93 Difference]: Finished difference Result 2037 states and 2619 transitions. [2019-10-02 14:25:37,730 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:25:37,730 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 92 [2019-10-02 14:25:37,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:37,736 INFO L225 Difference]: With dead ends: 2037 [2019-10-02 14:25:37,736 INFO L226 Difference]: Without dead ends: 963 [2019-10-02 14:25:37,739 INFO L640 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 [2019-10-02 14:25:37,740 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 963 states. [2019-10-02 14:25:37,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 963 to 963. [2019-10-02 14:25:37,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 963 states. [2019-10-02 14:25:37,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 963 states and 1182 transitions. [2019-10-02 14:25:37,800 INFO L78 Accepts]: Start accepts. Automaton has 963 states and 1182 transitions. Word has length 92 [2019-10-02 14:25:37,800 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:37,800 INFO L475 AbstractCegarLoop]: Abstraction has 963 states and 1182 transitions. [2019-10-02 14:25:37,801 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:25:37,801 INFO L276 IsEmpty]: Start isEmpty. Operand 963 states and 1182 transitions. [2019-10-02 14:25:37,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2019-10-02 14:25:37,803 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:37,803 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:37,803 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:37,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:37,803 INFO L82 PathProgramCache]: Analyzing trace with hash -711915603, now seen corresponding path program 1 times [2019-10-02 14:25:37,804 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:37,804 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:37,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,806 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:37,806 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:37,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:37,977 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:37,977 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 14:25:37,978 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 14:25:37,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 14:25:37,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:25:37,978 INFO L87 Difference]: Start difference. First operand 963 states and 1182 transitions. Second operand 9 states. [2019-10-02 14:25:39,226 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:39,226 INFO L93 Difference]: Finished difference Result 2626 states and 3384 transitions. [2019-10-02 14:25:39,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:25:39,229 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 96 [2019-10-02 14:25:39,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:39,241 INFO L225 Difference]: With dead ends: 2626 [2019-10-02 14:25:39,242 INFO L226 Difference]: Without dead ends: 1873 [2019-10-02 14:25:39,249 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:25:39,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1873 states. [2019-10-02 14:25:39,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1873 to 1648. [2019-10-02 14:25:39,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2019-10-02 14:25:39,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 1993 transitions. [2019-10-02 14:25:39,355 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 1993 transitions. Word has length 96 [2019-10-02 14:25:39,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:39,355 INFO L475 AbstractCegarLoop]: Abstraction has 1648 states and 1993 transitions. [2019-10-02 14:25:39,355 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 14:25:39,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 1993 transitions. [2019-10-02 14:25:39,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-10-02 14:25:39,359 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:39,359 INFO L411 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:39,359 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:39,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:39,360 INFO L82 PathProgramCache]: Analyzing trace with hash 69794205, now seen corresponding path program 1 times [2019-10-02 14:25:39,360 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:39,360 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:39,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:39,362 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:39,362 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:39,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:39,495 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-10-02 14:25:39,496 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:39,496 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 [2019-10-02 14:25:39,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:39,741 INFO L256 TraceCheckSpWp]: Trace formula consists of 923 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-02 14:25:39,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:39,954 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 27 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:25:39,968 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:39,969 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-10-02 14:25:39,971 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 14:25:39,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 14:25:39,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-10-02 14:25:39,972 INFO L87 Difference]: Start difference. First operand 1648 states and 1993 transitions. Second operand 16 states. [2019-10-02 14:25:41,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:41,410 INFO L93 Difference]: Finished difference Result 3767 states and 4762 transitions. [2019-10-02 14:25:41,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-02 14:25:41,410 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 155 [2019-10-02 14:25:41,411 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:41,424 INFO L225 Difference]: With dead ends: 3767 [2019-10-02 14:25:41,425 INFO L226 Difference]: Without dead ends: 2323 [2019-10-02 14:25:41,431 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2019-10-02 14:25:41,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2323 states. [2019-10-02 14:25:41,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2323 to 2077. [2019-10-02 14:25:41,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2077 states. [2019-10-02 14:25:41,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2077 states to 2077 states and 2483 transitions. [2019-10-02 14:25:41,571 INFO L78 Accepts]: Start accepts. Automaton has 2077 states and 2483 transitions. Word has length 155 [2019-10-02 14:25:41,572 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:41,572 INFO L475 AbstractCegarLoop]: Abstraction has 2077 states and 2483 transitions. [2019-10-02 14:25:41,572 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 14:25:41,572 INFO L276 IsEmpty]: Start isEmpty. Operand 2077 states and 2483 transitions. [2019-10-02 14:25:41,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2019-10-02 14:25:41,582 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:41,583 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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, 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] [2019-10-02 14:25:41,583 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:41,583 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:41,583 INFO L82 PathProgramCache]: Analyzing trace with hash 1402201584, now seen corresponding path program 1 times [2019-10-02 14:25:41,584 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:41,584 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:41,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:41,587 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:41,587 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:41,868 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 71 proven. 2 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2019-10-02 14:25:41,868 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:41,868 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 [2019-10-02 14:25:41,939 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:42,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:42,098 INFO L256 TraceCheckSpWp]: Trace formula consists of 1203 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-02 14:25:42,108 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:42,346 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 195 proven. 4 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2019-10-02 14:25:42,352 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:42,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2019-10-02 14:25:42,353 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:25:42,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:25:42,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:25:42,354 INFO L87 Difference]: Start difference. First operand 2077 states and 2483 transitions. Second operand 19 states. [2019-10-02 14:25:48,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:48,726 INFO L93 Difference]: Finished difference Result 8127 states and 11723 transitions. [2019-10-02 14:25:48,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-10-02 14:25:48,727 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 269 [2019-10-02 14:25:48,728 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:48,774 INFO L225 Difference]: With dead ends: 8127 [2019-10-02 14:25:48,775 INFO L226 Difference]: Without dead ends: 6086 [2019-10-02 14:25:48,788 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 280 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1210 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=595, Invalid=3827, Unknown=0, NotChecked=0, Total=4422 [2019-10-02 14:25:48,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6086 states. [2019-10-02 14:25:49,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6086 to 4281. [2019-10-02 14:25:49,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4281 states. [2019-10-02 14:25:49,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4281 states to 4281 states and 4931 transitions. [2019-10-02 14:25:49,170 INFO L78 Accepts]: Start accepts. Automaton has 4281 states and 4931 transitions. Word has length 269 [2019-10-02 14:25:49,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:49,171 INFO L475 AbstractCegarLoop]: Abstraction has 4281 states and 4931 transitions. [2019-10-02 14:25:49,171 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:25:49,172 INFO L276 IsEmpty]: Start isEmpty. Operand 4281 states and 4931 transitions. [2019-10-02 14:25:49,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2019-10-02 14:25:49,192 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:49,192 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2019-10-02 14:25:49,193 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:49,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:49,194 INFO L82 PathProgramCache]: Analyzing trace with hash -1881765362, now seen corresponding path program 1 times [2019-10-02 14:25:49,194 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:49,194 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:49,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:49,197 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:49,197 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:49,443 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 93 proven. 53 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2019-10-02 14:25:49,444 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:49,444 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:49,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:49,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:49,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 12 conjunts are in the unsatisfiable core [2019-10-02 14:25:49,769 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:49,939 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 233 proven. 16 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:25:49,943 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:49,944 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-10-02 14:25:49,944 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-10-02 14:25:49,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-10-02 14:25:49,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-10-02 14:25:49,945 INFO L87 Difference]: Start difference. First operand 4281 states and 4931 transitions. Second operand 20 states. [2019-10-02 14:25:51,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:51,502 INFO L93 Difference]: Finished difference Result 8148 states and 9446 transitions. [2019-10-02 14:25:51,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:25:51,502 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 289 [2019-10-02 14:25:51,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:51,527 INFO L225 Difference]: With dead ends: 8148 [2019-10-02 14:25:51,528 INFO L226 Difference]: Without dead ends: 4297 [2019-10-02 14:25:51,539 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 322 GetRequests, 292 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:25:51,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4297 states. [2019-10-02 14:25:51,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4297 to 4285. [2019-10-02 14:25:51,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4285 states. [2019-10-02 14:25:51,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4285 states to 4285 states and 4925 transitions. [2019-10-02 14:25:51,832 INFO L78 Accepts]: Start accepts. Automaton has 4285 states and 4925 transitions. Word has length 289 [2019-10-02 14:25:51,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:51,833 INFO L475 AbstractCegarLoop]: Abstraction has 4285 states and 4925 transitions. [2019-10-02 14:25:51,833 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-10-02 14:25:51,833 INFO L276 IsEmpty]: Start isEmpty. Operand 4285 states and 4925 transitions. [2019-10-02 14:25:51,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2019-10-02 14:25:51,854 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:51,854 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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] [2019-10-02 14:25:51,854 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:51,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:51,855 INFO L82 PathProgramCache]: Analyzing trace with hash -1166058728, now seen corresponding path program 1 times [2019-10-02 14:25:51,855 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:51,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:51,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:51,858 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:51,858 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:51,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:52,133 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2019-10-02 14:25:52,133 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:52,133 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:52,208 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:52,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:52,397 INFO L256 TraceCheckSpWp]: Trace formula consists of 1252 conjuncts, 28 conjunts are in the unsatisfiable core [2019-10-02 14:25:52,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:52,567 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 162 proven. 16 refuted. 0 times theorem prover too weak. 131 trivial. 0 not checked. [2019-10-02 14:25:52,581 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:52,581 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-10-02 14:25:52,582 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 14:25:52,583 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 14:25:52,583 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-10-02 14:25:52,583 INFO L87 Difference]: Start difference. First operand 4285 states and 4925 transitions. Second operand 14 states. [2019-10-02 14:25:55,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:55,383 INFO L93 Difference]: Finished difference Result 9634 states and 12148 transitions. [2019-10-02 14:25:55,383 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2019-10-02 14:25:55,383 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 290 [2019-10-02 14:25:55,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:55,423 INFO L225 Difference]: With dead ends: 9634 [2019-10-02 14:25:55,424 INFO L226 Difference]: Without dead ends: 7081 [2019-10-02 14:25:55,433 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 344 GetRequests, 309 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 238 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=285, Invalid=905, Unknown=0, NotChecked=0, Total=1190 [2019-10-02 14:25:55,440 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7081 states. [2019-10-02 14:25:55,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7081 to 5204. [2019-10-02 14:25:55,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5204 states. [2019-10-02 14:25:55,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5204 states to 5204 states and 5981 transitions. [2019-10-02 14:25:55,753 INFO L78 Accepts]: Start accepts. Automaton has 5204 states and 5981 transitions. Word has length 290 [2019-10-02 14:25:55,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:55,755 INFO L475 AbstractCegarLoop]: Abstraction has 5204 states and 5981 transitions. [2019-10-02 14:25:55,755 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 14:25:55,755 INFO L276 IsEmpty]: Start isEmpty. Operand 5204 states and 5981 transitions. [2019-10-02 14:25:55,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2019-10-02 14:25:55,778 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:55,778 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:55,779 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:55,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:55,779 INFO L82 PathProgramCache]: Analyzing trace with hash -304827090, now seen corresponding path program 1 times [2019-10-02 14:25:55,779 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:55,779 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:55,782 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:55,783 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:55,783 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:55,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:55,979 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 84 proven. 12 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2019-10-02 14:25:55,979 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:55,979 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:56,043 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:56,209 INFO L256 TraceCheckSpWp]: Trace formula consists of 1438 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-02 14:25:56,217 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:56,270 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 96 proven. 0 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2019-10-02 14:25:56,275 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:25:56,275 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2019-10-02 14:25:56,276 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:25:56,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:25:56,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:56,276 INFO L87 Difference]: Start difference. First operand 5204 states and 5981 transitions. Second operand 4 states. [2019-10-02 14:25:56,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:56,502 INFO L93 Difference]: Finished difference Result 6322 states and 7314 transitions. [2019-10-02 14:25:56,503 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:25:56,503 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 364 [2019-10-02 14:25:56,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:56,526 INFO L225 Difference]: With dead ends: 6322 [2019-10-02 14:25:56,526 INFO L226 Difference]: Without dead ends: 2075 [2019-10-02 14:25:56,544 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 367 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:56,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2075 states. [2019-10-02 14:25:56,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2075 to 2029. [2019-10-02 14:25:56,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2029 states. [2019-10-02 14:25:56,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2029 states to 2029 states and 2253 transitions. [2019-10-02 14:25:56,644 INFO L78 Accepts]: Start accepts. Automaton has 2029 states and 2253 transitions. Word has length 364 [2019-10-02 14:25:56,644 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:56,644 INFO L475 AbstractCegarLoop]: Abstraction has 2029 states and 2253 transitions. [2019-10-02 14:25:56,645 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:25:56,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2029 states and 2253 transitions. [2019-10-02 14:25:56,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 359 [2019-10-02 14:25:56,654 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:56,655 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:56,655 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:56,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:56,655 INFO L82 PathProgramCache]: Analyzing trace with hash 199530015, now seen corresponding path program 1 times [2019-10-02 14:25:56,655 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:56,656 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:56,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:56,658 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:56,658 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:57,091 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 116 proven. 88 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2019-10-02 14:25:57,092 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:57,092 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:57,156 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:57,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:57,335 INFO L256 TraceCheckSpWp]: Trace formula consists of 1417 conjuncts, 42 conjunts are in the unsatisfiable core [2019-10-02 14:25:57,353 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:57,551 INFO L134 CoverageAnalysis]: Checked inductivity of 543 backedges. 212 proven. 49 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2019-10-02 14:25:57,555 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:57,556 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 12] total 21 [2019-10-02 14:25:57,557 INFO L454 AbstractCegarLoop]: Interpolant automaton has 21 states [2019-10-02 14:25:57,557 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2019-10-02 14:25:57,557 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2019-10-02 14:25:57,557 INFO L87 Difference]: Start difference. First operand 2029 states and 2253 transitions. Second operand 21 states. [2019-10-02 14:26:00,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:00,020 INFO L93 Difference]: Finished difference Result 3264 states and 3649 transitions. [2019-10-02 14:26:00,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-02 14:26:00,021 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 358 [2019-10-02 14:26:00,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:00,023 INFO L225 Difference]: With dead ends: 3264 [2019-10-02 14:26:00,023 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:26:00,030 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 369 SyntacticMatches, 8 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 290 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=256, Invalid=1226, Unknown=0, NotChecked=0, Total=1482 [2019-10-02 14:26:00,031 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:26:00,031 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:26:00,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:26:00,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:26:00,032 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 358 [2019-10-02 14:26:00,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:00,032 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:26:00,032 INFO L476 AbstractCegarLoop]: Interpolant automaton has 21 states. [2019-10-02 14:26:00,032 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:26:00,032 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:26:00,037 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:26:00,808 WARN L191 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 128 [2019-10-02 14:26:01,526 WARN L191 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 209 [2019-10-02 14:26:03,057 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 87 [2019-10-02 14:26:03,335 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 133 [2019-10-02 14:26:03,576 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 400 DAG size of output: 140 [2019-10-02 14:26:04,314 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 32 [2019-10-02 14:26:04,742 WARN L191 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 31 [2019-10-02 14:26:05,221 WARN L191 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 47 [2019-10-02 14:26:05,657 WARN L191 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 41 [2019-10-02 14:26:06,722 WARN L191 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 237 DAG size of output: 50 [2019-10-02 14:26:07,618 WARN L191 SmtUtils]: Spent 629.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 42 [2019-10-02 14:26:07,849 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 35 [2019-10-02 14:26:10,021 WARN L191 SmtUtils]: Spent 2.14 s on a formula simplification. DAG size of input: 332 DAG size of output: 61 [2019-10-02 14:26:10,577 WARN L191 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 321 DAG size of output: 1 [2019-10-02 14:26:11,453 WARN L191 SmtUtils]: Spent 869.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 59 [2019-10-02 14:26:13,069 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 244 DAG size of output: 51 [2019-10-02 14:26:14,082 WARN L191 SmtUtils]: Spent 936.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 46 [2019-10-02 14:26:14,663 WARN L191 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 45 [2019-10-02 14:26:16,263 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification. DAG size of input: 323 DAG size of output: 44 [2019-10-02 14:26:16,617 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 35 [2019-10-02 14:26:16,913 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 32 [2019-10-02 14:26:17,355 WARN L191 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 30 [2019-10-02 14:26:18,125 WARN L191 SmtUtils]: Spent 763.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 45 [2019-10-02 14:26:18,510 WARN L191 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 35 [2019-10-02 14:26:18,837 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 40 [2019-10-02 14:26:19,234 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2019-10-02 14:26:19,697 WARN L191 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2019-10-02 14:26:20,049 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 46 [2019-10-02 14:26:22,174 WARN L191 SmtUtils]: Spent 2.04 s on a formula simplification. DAG size of input: 258 DAG size of output: 65 [2019-10-02 14:26:22,482 WARN L191 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 24 [2019-10-02 14:26:23,029 WARN L191 SmtUtils]: Spent 544.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 49 [2019-10-02 14:26:23,493 WARN L191 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 41 [2019-10-02 14:26:24,834 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 260 DAG size of output: 67 [2019-10-02 14:26:25,060 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 33 [2019-10-02 14:26:25,063 INFO L443 ceAbstractionStarter]: For program point L596(lines 596 600) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point L596-1(lines 596 600) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 565 620) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point L591(line 591) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point L590-2(lines 590 611) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 565 620) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point L612(lines 589 613) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 565 620) no Hoare annotation was computed. [2019-10-02 14:26:25,064 INFO L443 ceAbstractionStarter]: For program point L673(lines 646 674) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L666(line 666) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 621 680) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 621 680) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L653(lines 653 657) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L653-1(lines 653 657) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 621 680) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L648(line 648) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point L647-2(lines 647 672) no Hoare annotation was computed. [2019-10-02 14:26:25,065 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 70 76) the Hoare annotation is: true [2019-10-02 14:26:25,065 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 70 76) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 77 85) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 77 85) the Hoare annotation is: true [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 77 85) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 465 472) the Hoare annotation is: (or (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 465 472) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 465 472) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 473 482) the Hoare annotation is: (let ((.cse8 (not (= ~systemActive~0 0))) (.cse5 (not (= ~waterLevel~0 2))) (.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~waterLevel~0 1))) (.cse9 (<= 1 ~switchedOnBeforeTS~0)) (.cse10 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse8 .cse9 .cse4) (or .cse0 .cse7 .cse2 .cse3 .cse4) (or .cse7 .cse8 (not (<= ~waterLevel~0 2)) .cse0 .cse3) (or .cse7 .cse0 .cse10 .cse2 .cse3) (or .cse0 .cse7 .cse2 .cse3 .cse5) (or .cse6 .cse7 .cse9 .cse10 .cse2) (or (or .cse6 .cse2) .cse7 (or .cse0 .cse9) .cse5) (or .cse6 .cse7 .cse2 .cse4 .cse9) (or .cse10 .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point L478(line 478) no Hoare annotation was computed. [2019-10-02 14:26:25,066 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 473 482) no Hoare annotation was computed. [2019-10-02 14:26:25,067 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 473 482) no Hoare annotation was computed. [2019-10-02 14:26:25,067 INFO L439 ceAbstractionStarter]: At program point L498(line 498) the Hoare annotation is: (let ((.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse8 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse7 (not .cse9)) (.cse2 (not (= ~waterLevel~0 2))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 0))) (.cse1 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 .cse5) (or .cse3 .cse6 .cse4 .cse2) (or .cse0 .cse1 .cse4 .cse5 .cse7) (or .cse8 .cse3 .cse9 .cse1 .cse5) (or .cse8 .cse3 .cse10 .cse9 .cse1) (or (not (<= ~waterLevel~0 1)) .cse3 .cse6 .cse4) (or .cse10 .cse0 .cse1 .cse4 .cse7) (or .cse3 .cse1 .cse4 .cse2) (or .cse3 .cse10 .cse1 .cse4)))) [2019-10-02 14:26:25,067 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 483 511) the Hoare annotation is: true [2019-10-02 14:26:25,067 INFO L443 ceAbstractionStarter]: For program point L496(lines 496 502) no Hoare annotation was computed. [2019-10-02 14:26:25,067 INFO L443 ceAbstractionStarter]: For program point L495(lines 495 505) no Hoare annotation was computed. [2019-10-02 14:26:25,067 INFO L439 ceAbstractionStarter]: At program point L493(line 493) the Hoare annotation is: (let ((.cse6 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (not (= ~waterLevel~0 0))) (.cse0 (not (= 1 ~pumpRunning~0))) (.cse11 (not .cse6)) (.cse3 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 1))) (.cse7 (= __utac_acc__Specification5_spec__3_~tmp~5 ~waterLevel~0)) (.cse10 (not (= ~systemActive~0 0))) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse1 .cse7) (or .cse4 .cse5 .cse7 .cse1 .cse8) (or .cse4 .cse1 .cse8 .cse9 .cse7) (or .cse4 .cse10 .cse7 (not (<= ~waterLevel~0 2)) .cse8) (or .cse5 .cse0 .cse1 .cse8 .cse11 .cse7) (or .cse7 .cse0 .cse1 .cse8 .cse9 .cse11) (or .cse4 .cse1 .cse8 .cse2) (or .cse3 .cse4 .cse6 .cse1 .cse9 .cse7) (or .cse10 (or .cse8 (or .cse4 .cse2)))))) [2019-10-02 14:26:25,068 INFO L443 ceAbstractionStarter]: For program point L493-1(line 493) no Hoare annotation was computed. [2019-10-02 14:26:25,068 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 483 511) no Hoare annotation was computed. [2019-10-02 14:26:25,068 INFO L443 ceAbstractionStarter]: For program point L491(lines 491 508) no Hoare annotation was computed. [2019-10-02 14:26:25,068 INFO L443 ceAbstractionStarter]: For program point L491-1(lines 483 511) no Hoare annotation was computed. [2019-10-02 14:26:25,068 INFO L446 ceAbstractionStarter]: At program point L489(line 489) the Hoare annotation is: true [2019-10-02 14:26:25,068 INFO L443 ceAbstractionStarter]: For program point L489-1(line 489) no Hoare annotation was computed. [2019-10-02 14:26:25,068 INFO L439 ceAbstractionStarter]: At program point L384(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,069 INFO L439 ceAbstractionStarter]: At program point L384-1(line 384) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= 1 ~systemActive~0) (= main_~tmp~3 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,069 INFO L443 ceAbstractionStarter]: For program point L382(lines 382 389) no Hoare annotation was computed. [2019-10-02 14:26:25,069 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 372 394) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,069 INFO L443 ceAbstractionStarter]: For program point L382-1(lines 382 389) no Hoare annotation was computed. [2019-10-02 14:26:25,069 INFO L443 ceAbstractionStarter]: For program point L380(line 380) no Hoare annotation was computed. [2019-10-02 14:26:25,069 INFO L439 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,069 INFO L439 ceAbstractionStarter]: At program point L378(line 378) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,070 INFO L439 ceAbstractionStarter]: At program point L378-1(line 378) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 372 394) no Hoare annotation was computed. [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 372 394) no Hoare annotation was computed. [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 328 351) no Hoare annotation was computed. [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 328 351) no Hoare annotation was computed. [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 328 351) no Hoare annotation was computed. [2019-10-02 14:26:25,070 INFO L443 ceAbstractionStarter]: For program point L346(line 346) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L345(line 345) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L344(line 344) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L343(line 343) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L342(line 342) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L341(line 341) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L340(line 340) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L339(line 339) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L338(line 338) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L337(line 337) no Hoare annotation was computed. [2019-10-02 14:26:25,071 INFO L443 ceAbstractionStarter]: For program point L336(line 336) no Hoare annotation was computed. [2019-10-02 14:26:25,072 INFO L443 ceAbstractionStarter]: For program point L335(line 335) no Hoare annotation was computed. [2019-10-02 14:26:25,072 INFO L443 ceAbstractionStarter]: For program point L334(line 334) no Hoare annotation was computed. [2019-10-02 14:26:25,072 INFO L443 ceAbstractionStarter]: For program point L333(line 333) no Hoare annotation was computed. [2019-10-02 14:26:25,072 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 279 293) no Hoare annotation was computed. [2019-10-02 14:26:25,072 INFO L439 ceAbstractionStarter]: At program point L285(line 285) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 2))) (.cse0 (and (= ~pumpRunning~0 1) (not (= 0 ~systemActive~0)))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or .cse5 .cse6) (or (or (or .cse1 .cse6) .cse4) .cse0) (or .cse7 .cse5 .cse3) (or .cse7 (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) .cse4 (not (= |old(~systemActive~0)| 1)) .cse3) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse1 .cse5 .cse2) (or .cse1 .cse5 (not (= ~waterLevel~0 1))))) [2019-10-02 14:26:25,072 INFO L443 ceAbstractionStarter]: For program point L283(lines 283 289) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 279 293) the Hoare annotation is: (let ((.cse18 (= 0 |old(~pumpRunning~0)|))) (let ((.cse9 (= 0 ~systemActive~0)) (.cse6 (not .cse18)) (.cse5 (not (= ~waterLevel~0 2)))) (let ((.cse19 (or .cse6 .cse5)) (.cse14 (= ~methaneLevelCritical~0 0)) (.cse1 (= |old(~systemActive~0)| 0)) (.cse17 (= ~pumpRunning~0 0)) (.cse16 (not .cse9))) (let ((.cse0 (and (= ~pumpRunning~0 1) .cse16)) (.cse7 (and .cse17 .cse16)) (.cse12 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse10 (not .cse1)) (.cse15 (and .cse17 .cse9)) (.cse13 (or .cse19 .cse14)) (.cse11 (or .cse19 (not .cse14))) (.cse8 (and (and (= 2 ~waterLevel~0) (= 0 ~methaneLevelCritical~0)) .cse17 .cse18))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4) (or (or (or .cse1 .cse5) .cse4) .cse0) (or (not (<= 1 ~switchedOnBeforeTS~0)) (not (<= ~waterLevel~0 0)) .cse1 .cse6 .cse7) (or .cse7 .cse1 .cse6 (not (= ~waterLevel~0 1))) (or (and .cse8 .cse9) .cse10 .cse11) (or .cse1 .cse7 (or .cse12 .cse6 .cse3)) (or .cse1 .cse7 .cse13) (or .cse12 .cse14 (= 1 ~systemActive~0) .cse4 (not (= |old(~systemActive~0)| 1)) .cse3) (or .cse15 .cse10 .cse6 .cse2 .cse3) (or .cse10 .cse15 .cse13) (or .cse1 .cse11 (and .cse8 .cse16))))))) [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 279 293) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 215 223) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 215 223) the Hoare annotation is: true [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 215 223) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point L254(line 254) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point L254-1(line 254) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 251) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point L243-2(lines 243 251) no Hoare annotation was computed. [2019-10-02 14:26:25,073 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 224 259) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point L231(lines 231 239) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 224 259) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point L231-2(lines 231 239) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 224 259) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 63 69) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 63 69) the Hoare annotation is: true [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 519 564) no Hoare annotation was computed. [2019-10-02 14:26:25,074 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 519 564) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 519 564) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 832 877) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point L852(lines 852 859) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point L846(lines 846 866) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point L846-1(lines 846 866) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 832 877) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 832 877) no Hoare annotation was computed. [2019-10-02 14:26:25,075 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 361 371) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,076 INFO L439 ceAbstractionStarter]: At program point L366(line 366) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,076 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 361 371) no Hoare annotation was computed. [2019-10-02 14:26:25,076 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 361 371) no Hoare annotation was computed. [2019-10-02 14:26:25,076 INFO L446 ceAbstractionStarter]: At program point L209(line 209) the Hoare annotation is: true [2019-10-02 14:26:25,076 INFO L443 ceAbstractionStarter]: For program point L209-1(line 209) no Hoare annotation was computed. [2019-10-02 14:26:25,076 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 204 214) the Hoare annotation is: true [2019-10-02 14:26:25,076 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 204 214) no Hoare annotation was computed. [2019-10-02 14:26:25,076 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 204 214) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 196 203) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 1)) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 (or (or .cse1 (not (= ~waterLevel~0 2))) .cse2)) (or .cse0 (or .cse1 (not (<= ~waterLevel~0 2)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) .cse2))) [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 196 203) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 196 203) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 958 971) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 958 971) the Hoare annotation is: true [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point L962(lines 962 968) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 958 971) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 163 187) no Hoare annotation was computed. [2019-10-02 14:26:25,077 INFO L439 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse4 .cse6) (or (or .cse4 (or .cse1 .cse3)) .cse0 (not (= ~waterLevel~0 2))) (or .cse5 .cse3 .cse4 .cse6))) [2019-10-02 14:26:25,078 INFO L443 ceAbstractionStarter]: For program point L182-1(lines 163 187) no Hoare annotation was computed. [2019-10-02 14:26:25,078 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 163 187) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= ~pumpRunning~0 0)) (.cse7 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse2 .cse3) (or .cse5 .cse6 .cse2 .cse3 .cse4) (or (or .cse3 (or .cse6 .cse2)) .cse5 (not (= ~waterLevel~0 2))) (or .cse7 .cse0 .cse1 .cse2 .cse3))) [2019-10-02 14:26:25,078 INFO L439 ceAbstractionStarter]: At program point L177(line 177) the Hoare annotation is: (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 0))) (.cse0 (= ~methaneLevelCritical~0 0)) (.cse6 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse2 .cse3 .cse6) (or .cse7 .cse5 .cse2 .cse3) (or (or .cse3 (or .cse7 .cse2)) (not (= ~waterLevel~0 2))) (or (or .cse7 .cse2 .cse3) .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse6 .cse1 .cse2 .cse3 .cse4))) [2019-10-02 14:26:25,078 INFO L439 ceAbstractionStarter]: At program point L173(line 173) the Hoare annotation is: (let ((.cse3 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1))) (.cse5 (not (= ~waterLevel~0 0))) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2 .cse6) (or .cse7 .cse5 .cse1 .cse2) (or .cse0 .cse1 .cse2 .cse4 .cse6) (or (or .cse2 (or .cse7 .cse1)) (not (= ~waterLevel~0 2))) (or (or .cse7 .cse1 .cse2) .cse4))) [2019-10-02 14:26:25,078 INFO L443 ceAbstractionStarter]: For program point L171(lines 171 179) no Hoare annotation was computed. [2019-10-02 14:26:25,079 INFO L439 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse6 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse3) (or .cse6 .cse0 .cse1 .cse2 .cse3) (or (or .cse3 (or .cse5 .cse2)) (not (= ~waterLevel~0 2))) (or (or .cse5 .cse2 .cse3) .cse4))) [2019-10-02 14:26:25,079 INFO L443 ceAbstractionStarter]: For program point L169-1(line 169) no Hoare annotation was computed. [2019-10-02 14:26:25,079 INFO L443 ceAbstractionStarter]: For program point L167(lines 167 184) no Hoare annotation was computed. [2019-10-02 14:26:25,079 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 129 135) no Hoare annotation was computed. [2019-10-02 14:26:25,079 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 129 135) the Hoare annotation is: true [2019-10-02 14:26:25,079 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 396 461) the Hoare annotation is: (or (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,079 INFO L439 ceAbstractionStarter]: At program point L444(line 444) the Hoare annotation is: (let ((.cse1 (= 2 ~waterLevel~0)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (<= ~waterLevel~0 1)) (.cse0 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse4 (not (= 0 ~systemActive~0)))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse3 .cse2 .cse4) (and (and (and .cse5 .cse0 (<= ~waterLevel~0 2)) .cse6) .cse4) (and (and .cse0 .cse1 .cse6) .cse4) (and .cse5 .cse0 .cse3 .cse2) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:26:25,079 INFO L443 ceAbstractionStarter]: For program point L442(lines 442 448) no Hoare annotation was computed. [2019-10-02 14:26:25,080 INFO L439 ceAbstractionStarter]: At program point L442-1(lines 436 449) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse4 (= ~waterLevel~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse6 (= 2 ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse1 (<= 1 ~switchedOnBeforeTS~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 (= ~waterLevel~0 1) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2 .cse6 .cse3) (and .cse1 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse3) (and (<= ~waterLevel~0 2) (and .cse2 .cse3) (= 0 ~systemActive~0)) (and .cse0 .cse1 .cse2 .cse5 .cse4) (and .cse1 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:26:25,080 INFO L443 ceAbstractionStarter]: For program point L407(lines 406 453) no Hoare annotation was computed. [2019-10-02 14:26:25,080 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 396 461) no Hoare annotation was computed. [2019-10-02 14:26:25,080 INFO L443 ceAbstractionStarter]: For program point L436(lines 436 449) no Hoare annotation was computed. [2019-10-02 14:26:25,080 INFO L439 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (let ((.cse5 (= ~waterLevel~0 0)) (.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse8 (= ~waterLevel~0 1)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse7 (= ~pumpRunning~0 1))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse4 .cse5) (and .cse6 .cse0 .cse3 .cse2 .cse7 .cse5) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 (= 2 ~waterLevel~0) .cse4) (and .cse0 .cse3 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse0 .cse2 (= ~waterLevel~0 2) .cse7) (and .cse6 .cse0 .cse8 .cse2 .cse4) (and .cse0 .cse1 .cse2 .cse8 .cse4) (and .cse6 .cse2 (<= ~waterLevel~0 2) .cse4 (= 0 ~systemActive~0)) (and .cse6 .cse0 .cse3 .cse8 .cse2 .cse7) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:26:25,080 INFO L443 ceAbstractionStarter]: For program point L426(lines 426 432) no Hoare annotation was computed. [2019-10-02 14:26:25,080 INFO L443 ceAbstractionStarter]: For program point L426-1(lines 426 432) no Hoare annotation was computed. [2019-10-02 14:26:25,081 INFO L439 ceAbstractionStarter]: At program point L451(lines 406 453) the Hoare annotation is: (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= ~waterLevel~0 1)) (.cse9 (= ~waterLevel~0 2)) (.cse4 (= ~pumpRunning~0 0)) (.cse6 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse8 (= ~pumpRunning~0 1)) (.cse5 (= ~waterLevel~0 0))) (or (and .cse0 .cse1 .cse2 (not .cse3) .cse4 .cse5) (and .cse6 .cse0 .cse2 .cse4 .cse5) (and .cse6 .cse0 .cse3 .cse2 .cse7 .cse8) (and .cse6 .cse0 .cse7 .cse2 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse7 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse2 (<= ~waterLevel~0 2) .cse4 (= 0 ~systemActive~0)) (and .cse0 .cse2 .cse9 .cse8) (and .cse0 .cse3 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse6 .cse0 .cse2 .cse9 .cse4) (and .cse6 .cse0 .cse3 .cse2 .cse8 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:26:25,081 INFO L439 ceAbstractionStarter]: At program point L418(line 418) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (= 1 ~systemActive~0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0))) (let ((.cse4 (= ~waterLevel~0 2)) (.cse6 (and .cse0 .cse3 .cse1 .cse2)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse8 (= ~waterLevel~0 0))) (or (and (and .cse0 (and .cse1 .cse2) (<= ~waterLevel~0 2)) (= 0 ~systemActive~0)) (and .cse3 .cse1 .cse4 .cse5) (and .cse6 .cse4) (and .cse0 .cse3 .cse7 .cse1 (= ~waterLevel~0 1) .cse5) (and .cse6 .cse8) (and (and .cse3 (<= 1 ~switchedOnBeforeTS~0) (not .cse7) .cse1 .cse2) .cse8) (not (= |old(~systemActive~0)| 1)) (and (and .cse3 .cse1 .cse2) (= |old(~waterLevel~0)| ~waterLevel~0)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse7 .cse1 .cse5 .cse8) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:26:25,081 INFO L443 ceAbstractionStarter]: For program point L416(lines 416 422) no Hoare annotation was computed. [2019-10-02 14:26:25,081 INFO L443 ceAbstractionStarter]: For program point L416-1(lines 416 422) no Hoare annotation was computed. [2019-10-02 14:26:25,081 INFO L443 ceAbstractionStarter]: For program point L408(lines 408 412) no Hoare annotation was computed. [2019-10-02 14:26:25,081 INFO L439 ceAbstractionStarter]: At program point L454(lines 405 455) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:25,081 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 396 461) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point L800(lines 800 820) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point L800-1(lines 800 820) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 786 831) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 786 831) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 786 831) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point L806(lines 806 813) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 926 948) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 942) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 926 948) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 926 948) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point L934-2(lines 934 942) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 53 62) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 53 62) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 53 62) no Hoare annotation was computed. [2019-10-02 14:26:25,082 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 683 785) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L733(lines 732 752) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L764(line 764) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L764-1(line 764) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L729(lines 729 770) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L748(line 748) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L748-1(line 748) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 683 785) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 711) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 782) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 738) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L732-2(lines 732 752) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 683 785) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L753(lines 731 754) no Hoare annotation was computed. [2019-10-02 14:26:25,083 INFO L443 ceAbstractionStarter]: For program point L712(lines 712 728) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point L772(lines 772 779) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 188 195) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 188 195) no Hoare annotation was computed. [2019-10-02 14:26:25,084 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 188 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2019-10-02 14:26:25,084 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 260 278) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point L269(lines 269 273) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L446 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: true [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point L269-2(lines 269 273) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point L267-1(line 267) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 260 278) the Hoare annotation is: true [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 260 278) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 949 957) the Hoare annotation is: true [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 949 957) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 949 957) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point L909-1(lines 905 916) no Hoare annotation was computed. [2019-10-02 14:26:25,085 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 905 916) the Hoare annotation is: (let ((.cse3 (= 0 ~methaneLevelCritical~0)) (.cse8 (= |old(~methaneLevelCritical~0)| 0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (let ((.cse7 (not (= ~waterLevel~0 0))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse13 (or .cse6 .cse0)) (.cse11 (not (= ~waterLevel~0 1))) (.cse1 (not .cse8)) (.cse12 (not (= ~systemActive~0 0))) (.cse10 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse9 (not .cse3)) (.cse4 (not (= ~waterLevel~0 2)))) (and (or (or (or .cse0 .cse1) .cse2) .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9 .cse0) (or .cse6 .cse3 .cse7 .cse0 .cse10 .cse1) (or .cse7 (or .cse2 .cse0 .cse10 .cse1) .cse3) (or .cse6 .cse7 .cse8 .cse9 .cse0 .cse10) (or .cse3 .cse2 .cse0 .cse10 .cse11 .cse1) (or .cse9 .cse8 .cse2 .cse0 .cse4) (or .cse5 .cse6 .cse8 .cse0 .cse11 .cse9) (or (or .cse6 .cse8 .cse0 .cse10) .cse11 .cse9) (or .cse12 (or (not (<= ~waterLevel~0 1)) .cse6 .cse8 .cse10) .cse9) (or .cse3 (or .cse13 .cse1) .cse4) (or .cse6 .cse12 (not (<= ~waterLevel~0 2)) .cse3 .cse10 .cse1) (or (or .cse8 .cse13) .cse9 .cse4) (or .cse3 .cse6 .cse0 .cse11 .cse1) (or .cse6 .cse12 .cse8 .cse10 .cse9 .cse4)))) [2019-10-02 14:26:25,085 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 905 916) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 917 925) the Hoare annotation is: true [2019-10-02 14:26:25,086 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 917 925) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 917 925) no Hoare annotation was computed. [2019-10-02 14:26:25,086 INFO L439 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 1)) (.cse10 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse12 (= ~waterLevel~0 0))) (let ((.cse4 (and .cse10 .cse13 .cse12)) (.cse5 (not (= |old(~waterLevel~0)| 0))) (.cse1 (and .cse10 (= |old(~waterLevel~0)| ~waterLevel~0) .cse13)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= |old(~waterLevel~0)| 2))) (.cse8 (and .cse10 .cse11 .cse12)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse4 .cse0 .cse5 .cse2) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse5 .cse7 .cse2 .cse6 .cse8) (or (not (= ~systemActive~0 0)) .cse0 (not (<= |old(~waterLevel~0)| 2))) (or .cse1 (or .cse0 .cse2) .cse9) (or (or .cse2 .cse7) (and .cse10 (= 1 ~waterLevel~0) .cse11) .cse9) (or .cse8 .cse7 .cse2 .cse6 .cse3)))) [2019-10-02 14:26:25,087 INFO L439 ceAbstractionStarter]: At program point L116(lines 116 122) the Hoare annotation is: (let ((.cse20 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse19 (= ~pumpRunning~0 1)) (.cse4 (= ~methaneLevelCritical~0 0)) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (<= 1 ~switchedOnBeforeTS~0)) (.cse18 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse21 (= ~waterLevel~0 0))) (let ((.cse17 (and .cse18 .cse2 .cse21)) (.cse16 (and .cse0 .cse2 .cse21)) (.cse7 (not (= |old(~waterLevel~0)| 0))) (.cse14 (or .cse4 .cse12 .cse3 .cse8)) (.cse1 (= 1 ~waterLevel~0)) (.cse9 (and .cse18 .cse19 .cse21)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse15 (not (= |old(~waterLevel~0)| 1))) (.cse10 (not .cse4)) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and .cse18 .cse20 .cse2)) (.cse6 (not (= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) (or (or .cse3 .cse4) .cse5) .cse6) (or .cse7 .cse5 .cse3 .cse8 .cse9 .cse10) (or (not (= ~systemActive~0 0)) .cse11 .cse12 .cse13) (or .cse14 .cse5 .cse15 .cse16) (or .cse11 .cse13 .cse3 .cse15) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse17 .cse11 .cse7 .cse3) (or .cse11 .cse17 .cse7 .cse3 .cse8) (or .cse16 .cse7 .cse14 .cse5) (or (or (or .cse3 .cse10) .cse5) (and .cse18 .cse1 .cse19) .cse6) (or .cse9 .cse5 .cse3 .cse8 .cse15 .cse10) (or (or .cse11 .cse3) (and .cse19 .cse20) .cse13 .cse6)))) [2019-10-02 14:26:25,087 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 102 128) the Hoare annotation is: (let ((.cse15 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse11 (= ~pumpRunning~0 0))) (let ((.cse10 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= |old(~waterLevel~0)| 2))) (.cse9 (and .cse15 .cse11)) (.cse13 (not (= |old(~waterLevel~0)| 0))) (.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse14 (= ~pumpRunning~0 1)) (.cse12 (= ~waterLevel~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse16 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 (or .cse3 .cse4) .cse5) (or .cse3 .cse6 .cse1 .cse7 .cse5) (or .cse8 .cse9 .cse2 .cse10) (or .cse2 .cse8 .cse10 .cse3 .cse7) (or .cse0 .cse2 (and .cse4 .cse11 .cse12) .cse13 .cse1) (or (and .cse14 .cse15) .cse6 .cse1 .cse5) (or (and .cse3 .cse14 .cse15) .cse6 .cse1 .cse7 .cse16) (or .cse3 .cse2 .cse1 .cse7 .cse16) (or (or .cse2 .cse1) .cse9 .cse5) (or .cse3 .cse2 .cse1 .cse7 .cse5) (or .cse2 (and .cse3 .cse11 .cse12) .cse13 .cse1 .cse7) (or .cse0 .cse2 .cse1 .cse16 .cse4) (or .cse9 .cse2 .cse1 .cse16) (or .cse13 (and .cse3 .cse14 .cse12) .cse6 .cse1 .cse7) (or .cse0 .cse2 .cse8 .cse4 .cse16)))) [2019-10-02 14:26:25,087 INFO L439 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~waterLevel~0)| 0))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2) (or (not (<= 1 |old(~switchedOnBeforeTS~0)|)) .cse0 .cse3 .cse1) (or (not (= ~systemActive~0 0)) .cse0 (not (<= |old(~waterLevel~0)| 2))) (or (and .cse4 (<= 2 ~waterLevel~0) (<= ~waterLevel~0 2) .cse5) .cse6 .cse1 .cse7) (or .cse0 .cse3 .cse1 .cse8) (or .cse6 .cse1 .cse8 (and .cse4 .cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) .cse2) (or .cse3 .cse6 .cse1 (and (and .cse4 .cse5) (= ~waterLevel~0 0)) .cse8) (or (or .cse0 .cse1) .cse7))) [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point L109(lines 105 127) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point L107(lines 105 127) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 102 128) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 102 128) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L446 ceAbstractionStarter]: At program point L321(lines 296 325) the Hoare annotation is: true [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 296 325) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L443 ceAbstractionStarter]: For program point L317(line 317) no Hoare annotation was computed. [2019-10-02 14:26:25,088 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 296 325) the Hoare annotation is: true [2019-10-02 14:26:25,089 INFO L443 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2019-10-02 14:26:25,089 INFO L446 ceAbstractionStarter]: At program point L310-1(lines 310 314) the Hoare annotation is: true [2019-10-02 14:26:25,089 INFO L443 ceAbstractionStarter]: For program point L307(line 307) no Hoare annotation was computed. [2019-10-02 14:26:25,089 INFO L446 ceAbstractionStarter]: At program point L306-2(lines 306 320) the Hoare annotation is: true [2019-10-02 14:26:25,089 INFO L446 ceAbstractionStarter]: At program point L302(line 302) the Hoare annotation is: true [2019-10-02 14:26:25,089 INFO L443 ceAbstractionStarter]: For program point L302-1(line 302) no Hoare annotation was computed. [2019-10-02 14:26:25,089 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 881 892) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or (= ~waterLevel~0 0) (not (= |old(~waterLevel~0)| 0)) (or .cse0 .cse1 .cse2)) (or (or .cse0 .cse2 (not (= |old(~waterLevel~0)| 1))) .cse3 .cse1) (or (or (or .cse0 .cse2) .cse1) .cse3 (not (= |old(~waterLevel~0)| 2))))) [2019-10-02 14:26:25,090 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 881 892) no Hoare annotation was computed. [2019-10-02 14:26:25,090 INFO L443 ceAbstractionStarter]: For program point L885-1(lines 881 892) no Hoare annotation was computed. [2019-10-02 14:26:25,090 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 352 358) no Hoare annotation was computed. [2019-10-02 14:26:25,090 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 352 358) the Hoare annotation is: true [2019-10-02 14:26:25,090 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,090 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:26:25,090 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:26:25,090 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:25,091 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 137 161) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (= ~waterLevel~0 0))) (.cse6 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse4 .cse5 .cse8) (or (or .cse4 (or .cse1 .cse3)) .cse0 (not (= ~waterLevel~0 2))) (or .cse2 .cse6 .cse7 .cse3 .cse4 .cse8))) [2019-10-02 14:26:25,091 INFO L439 ceAbstractionStarter]: At program point L156(line 156) the Hoare annotation is: (let ((.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 1))) (.cse7 (not (= ~waterLevel~0 0))) (.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse3) (or (or .cse3 (or .cse6 .cse2)) (not (= ~waterLevel~0 2))) (or (or .cse6 .cse2 .cse3) .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse3 .cse5))) [2019-10-02 14:26:25,091 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 137 161) no Hoare annotation was computed. [2019-10-02 14:26:25,091 INFO L443 ceAbstractionStarter]: For program point L156-1(lines 137 161) no Hoare annotation was computed. [2019-10-02 14:26:25,091 INFO L439 ceAbstractionStarter]: At program point L151(line 151) the Hoare annotation is: (let ((.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 0))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse4 .cse5 .cse2 .cse3 .cse6) (or .cse0 .cse2 .cse3 .cse7 .cse1) (or .cse5 .cse2 .cse3 .cse7 .cse6) (or .cse0 .cse4 .cse1 .cse2 .cse3))) [2019-10-02 14:26:25,092 INFO L439 ceAbstractionStarter]: At program point L147(line 147) the Hoare annotation is: (let ((.cse0 (not (= ~waterLevel~0 0))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (= ~pumpRunning~0 0) .cse5 .cse2 .cse3 (not (= ~waterLevel~0 2))) (or .cse5 .cse0 .cse2 .cse3) (or .cse1 .cse2 .cse3 .cse6 .cse4) (or (or .cse5 .cse2 .cse3) .cse6))) [2019-10-02 14:26:25,092 INFO L443 ceAbstractionStarter]: For program point L145(lines 145 153) no Hoare annotation was computed. [2019-10-02 14:26:25,092 INFO L439 ceAbstractionStarter]: At program point L143(line 143) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse4 .cse5) (or .cse2 .cse6 .cse3 .cse4 .cse7) (or (or .cse4 (or .cse1 .cse3)) .cse0 (not (= ~waterLevel~0 2))) (or .cse6 .cse3 .cse4 .cse5 .cse7))) [2019-10-02 14:26:25,092 INFO L443 ceAbstractionStarter]: For program point L143-1(line 143) no Hoare annotation was computed. [2019-10-02 14:26:25,092 INFO L443 ceAbstractionStarter]: For program point L141(lines 141 158) no Hoare annotation was computed. [2019-10-02 14:26:25,092 INFO L443 ceAbstractionStarter]: For program point L897-1(lines 893 904) no Hoare annotation was computed. [2019-10-02 14:26:25,092 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 893 904) no Hoare annotation was computed. [2019-10-02 14:26:25,093 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 893 904) the Hoare annotation is: (let ((.cse10 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse9 (= ~methaneLevelCritical~0 0))) (let ((.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= |old(~waterLevel~0)| 0))) (.cse7 (= ~waterLevel~0 0)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse11 (not .cse9)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (or .cse10 .cse1)) (.cse8 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0) (or .cse6 .cse7 (and (or .cse4 .cse8) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse9 .cse4))) (or (not (= ~systemActive~0 0)) (not (<= |old(~waterLevel~0)| 2)) .cse0 .cse8 .cse10) (or .cse1 .cse2 .cse8 .cse0 .cse5 .cse11) (or .cse6 .cse7 .cse1 .cse2 .cse8 .cse11) (or .cse0 .cse4 .cse8 .cse3)))) [2019-10-02 14:26:25,093 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-02 14:26:25,093 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-02 14:26:25,093 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-02 14:26:25,093 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-02 14:26:25,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:26:25 BoogieIcfgContainer [2019-10-02 14:26:25,111 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:26:25,113 INFO L168 Benchmark]: Toolchain (without parser) took 52782.74 ms. Allocated memory was 131.6 MB in the beginning and 1.1 GB in the end (delta: 1.0 GB). Free memory was 86.5 MB in the beginning and 672.5 MB in the end (delta: -586.0 MB). Peak memory consumption was 969.8 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,113 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,114 INFO L168 Benchmark]: CACSL2BoogieTranslator took 668.57 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 162.6 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,115 INFO L168 Benchmark]: Boogie Preprocessor took 105.75 ms. Allocated memory is still 198.7 MB. Free memory was 162.6 MB in the beginning and 158.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,116 INFO L168 Benchmark]: RCFGBuilder took 1083.26 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 158.0 MB in the beginning and 188.3 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,117 INFO L168 Benchmark]: TraceAbstraction took 50918.77 ms. Allocated memory was 220.7 MB in the beginning and 1.1 GB in the end (delta: 912.3 MB). Free memory was 188.3 MB in the beginning and 672.5 MB in the end (delta: -484.2 MB). Peak memory consumption was 982.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:25,121 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 668.57 ms. Allocated memory was 131.6 MB in the beginning and 198.7 MB in the end (delta: 67.1 MB). Free memory was 86.2 MB in the beginning and 162.6 MB in the end (delta: -76.3 MB). Peak memory consumption was 26.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 105.75 ms. Allocated memory is still 198.7 MB. Free memory was 162.6 MB in the beginning and 158.6 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1083.26 ms. Allocated memory was 198.7 MB in the beginning and 220.7 MB in the end (delta: 22.0 MB). Free memory was 158.0 MB in the beginning and 188.3 MB in the end (delta: -30.3 MB). Peak memory consumption was 90.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 50918.77 ms. Allocated memory was 220.7 MB in the beginning and 1.1 GB in the end (delta: 912.3 MB). Free memory was 188.3 MB in the beginning and 672.5 MB in the end (delta: -484.2 MB). Peak memory consumption was 982.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 406]: Loop Invariant Derived loop invariant: (((((((((((((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && pumpRunning == 0) && waterLevel == 0) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && waterLevel == 0)) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel == 1) && pumpRunning == 1)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && waterLevel == 1) && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && waterLevel == 1) && pumpRunning == 0)) || !(0 == \old(pumpRunning))) || ((((pumpRunning == switchedOnBeforeTS && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 0) && 0 == systemActive)) || (((1 == systemActive && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && pumpRunning == 1) && waterLevel == 0)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. SAFE Result, 50.8s OverallTime, 14 OverallIterations, 9 TraceHistogramMax, 18.1s AutomataDifference, 0.0s DeadEndRemovalTime, 25.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 3174 SDtfs, 5403 SDslu, 9508 SDs, 0 SdLazy, 14946 SolverSat, 3420 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2067 GetRequests, 1808 SyntacticMatches, 11 SemanticMatches, 248 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2106 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5204occurred in iteration=12, 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: 1.7s AutomataMinimizationTime, 14 MinimizatonAttempts, 4298 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 8398 PreInvPairs, 8795 NumberOfFragments, 4950 HoareAnnotationTreeSize, 8398 FomulaSimplifications, 139764 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 64 FomulaSimplificationsInter, 110851 FormulaSimplificationTreeSizeReductionInter, 21.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 4075 NumberOfCodeBlocks, 4075 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4055 ConstructedInterpolants, 0 QuantifiedInterpolants, 1707186 SizeOfPredicates, 23 NumberOfNonLiveVariables, 7485 ConjunctsInSsa, 115 ConjunctsInUnsatCore, 20 InterpolantComputations, 9 PerfectInterpolantSequences, 3732/4038 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...