java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:22:11,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:22:11,449 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:22:11,466 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:22:11,466 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:22:11,468 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:22:11,470 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:22:11,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:22:11,483 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:22:11,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:22:11,488 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:22:11,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:22:11,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:22:11,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:22:11,495 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:22:11,497 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:22:11,498 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:22:11,500 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:22:11,501 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:22:11,507 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:22:11,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:22:11,512 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:22:11,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:22:11,516 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:22:11,518 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:22:11,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:22:11,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:22:11,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:22:11,522 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:22:11,523 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:22:11,523 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:22:11,524 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:22:11,524 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:22:11,525 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:22:11,527 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:22:11,527 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:22:11,528 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:22:11,528 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:22:11,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:22:11,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:22:11,530 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:22:11,533 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 14:22:11,568 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:22:11,569 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:22:11,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:22:11,573 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:22:11,573 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:22:11,573 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:22:11,576 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:22:11,576 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:22:11,576 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:22:11,577 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:22:11,577 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:22:11,577 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:22:11,579 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:22:11,579 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:22:11,580 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:22:11,580 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:22:11,580 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:22:11,580 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:22:11,580 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:22:11,581 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:22:11,581 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:22:11,581 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:22:11,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:22:11,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:22:11,582 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:22:11,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:22:11,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:22:11,583 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:22:11,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:22:11,625 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:22:11,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:22:11,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:22:11,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:22:11,642 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:22:11,642 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-10-02 14:22:11,702 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708f40829/e042cb06e1e1454b9d27fe0cff394af2/FLAGa4e91e645 [2019-10-02 14:22:12,208 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:22:12,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-10-02 14:22:12,223 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708f40829/e042cb06e1e1454b9d27fe0cff394af2/FLAGa4e91e645 [2019-10-02 14:22:12,564 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/708f40829/e042cb06e1e1454b9d27fe0cff394af2 [2019-10-02 14:22:12,573 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:22:12,574 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:22:12,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:12,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:22:12,577 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:22:12,578 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:12" (1/1) ... [2019-10-02 14:22:12,581 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ebb8931 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:12, skipping insertion in model container [2019-10-02 14:22:12,581 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:22:12" (1/1) ... [2019-10-02 14:22:12,586 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:22:12,658 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:22:13,054 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:13,069 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:22:13,200 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:22:13,248 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:22:13,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13 WrapperNode [2019-10-02 14:22:13,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:22:13,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:22:13,250 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:22:13,250 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:22:13,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,261 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,280 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,281 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,323 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,336 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,346 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (1/1) ... [2019-10-02 14:22:13,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:22:13,362 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:22:13,362 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:22:13,362 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:22:13,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (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 14:22:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:22:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:22:13,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:22:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:22:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:13,428 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:22:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:22:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:22:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:22:13,429 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:22:13,430 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:13,431 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:22:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:22:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:22:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:22:13,432 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:22:13,433 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:22:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:22:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:22:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:22:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:22:13,434 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:22:13,434 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:22:13,435 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:22:13,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:22:13,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:22:13,438 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:22:13,439 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:22:13,440 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:22:13,441 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:22:13,442 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:22:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:22:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:22:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:22:13,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:22:14,427 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:22:14,428 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:22:14,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:14 BoogieIcfgContainer [2019-10-02 14:22:14,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:22:14,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:22:14,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:22:14,435 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:22:14,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:22:12" (1/3) ... [2019-10-02 14:22:14,436 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5855d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:14, skipping insertion in model container [2019-10-02 14:22:14,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:22:13" (2/3) ... [2019-10-02 14:22:14,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5855d1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:22:14, skipping insertion in model container [2019-10-02 14:22:14,438 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:22:14" (3/3) ... [2019-10-02 14:22:14,441 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2019-10-02 14:22:14,452 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:22:14,462 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:22:14,479 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:22:14,518 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:22:14,519 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:22:14,519 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:22:14,519 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:22:14,520 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:22:14,520 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:22:14,520 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:22:14,520 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:22:14,520 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:22:14,544 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2019-10-02 14:22:14,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-02 14:22:14,555 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:14,556 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:14,558 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:14,564 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:14,564 INFO L82 PathProgramCache]: Analyzing trace with hash 805370938, now seen corresponding path program 1 times [2019-10-02 14:22:14,566 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:14,567 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:14,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:14,621 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:14,621 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:14,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:14,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:14,886 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:14,887 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:22:14,892 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:22:14,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:22:14,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:22:14,912 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2019-10-02 14:22:14,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:14,977 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2019-10-02 14:22:14,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:22:14,978 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-10-02 14:22:14,979 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:14,992 INFO L225 Difference]: With dead ends: 292 [2019-10-02 14:22:14,993 INFO L226 Difference]: Without dead ends: 148 [2019-10-02 14:22:14,997 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 14:22:15,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-10-02 14:22:15,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-10-02 14:22:15,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-10-02 14:22:15,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2019-10-02 14:22:15,052 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 51 [2019-10-02 14:22:15,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:15,053 INFO L475 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2019-10-02 14:22:15,053 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:22:15,053 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2019-10-02 14:22:15,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:22:15,057 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:15,058 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:15,058 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:15,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:15,058 INFO L82 PathProgramCache]: Analyzing trace with hash -239223915, now seen corresponding path program 1 times [2019-10-02 14:22:15,059 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:15,059 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:15,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:15,062 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:15,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:15,204 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:15,204 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:15,206 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:15,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:15,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:15,207 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 3 states. [2019-10-02 14:22:15,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:15,263 INFO L93 Difference]: Finished difference Result 241 states and 287 transitions. [2019-10-02 14:22:15,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:15,265 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-10-02 14:22:15,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:15,268 INFO L225 Difference]: With dead ends: 241 [2019-10-02 14:22:15,268 INFO L226 Difference]: Without dead ends: 139 [2019-10-02 14:22:15,272 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 14:22:15,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-02 14:22:15,293 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-10-02 14:22:15,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-02 14:22:15,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2019-10-02 14:22:15,296 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2019-10-02 14:22:15,296 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:15,296 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2019-10-02 14:22:15,296 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:15,296 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2019-10-02 14:22:15,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-10-02 14:22:15,299 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:15,301 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:15,301 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:15,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:15,301 INFO L82 PathProgramCache]: Analyzing trace with hash -2031785454, now seen corresponding path program 1 times [2019-10-02 14:22:15,302 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:15,302 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:15,305 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,306 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:15,306 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:15,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:15,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:15,497 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:15,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:15,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:15,498 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 7 states. [2019-10-02 14:22:15,915 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:15,915 INFO L93 Difference]: Finished difference Result 250 states and 301 transitions. [2019-10-02 14:22:15,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:15,918 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-10-02 14:22:15,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:15,922 INFO L225 Difference]: With dead ends: 250 [2019-10-02 14:22:15,922 INFO L226 Difference]: Without dead ends: 139 [2019-10-02 14:22:15,925 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:22:15,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-10-02 14:22:15,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-10-02 14:22:15,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-10-02 14:22:15,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2019-10-02 14:22:15,963 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 56 [2019-10-02 14:22:15,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:15,964 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2019-10-02 14:22:15,964 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:15,965 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2019-10-02 14:22:15,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-10-02 14:22:15,974 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:15,974 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:15,974 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:15,975 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:15,975 INFO L82 PathProgramCache]: Analyzing trace with hash -1519881096, now seen corresponding path program 1 times [2019-10-02 14:22:15,975 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:15,975 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:15,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:15,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:15,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:16,159 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:16,160 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:16,160 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:22:16,162 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:22:16,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:22:16,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:22:16,162 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 5 states. [2019-10-02 14:22:16,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:16,630 INFO L93 Difference]: Finished difference Result 354 states and 433 transitions. [2019-10-02 14:22:16,630 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:22:16,630 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2019-10-02 14:22:16,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:16,637 INFO L225 Difference]: With dead ends: 354 [2019-10-02 14:22:16,638 INFO L226 Difference]: Without dead ends: 243 [2019-10-02 14:22:16,641 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:16,642 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-10-02 14:22:16,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 225. [2019-10-02 14:22:16,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-10-02 14:22:16,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 258 transitions. [2019-10-02 14:22:16,691 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 258 transitions. Word has length 74 [2019-10-02 14:22:16,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:16,694 INFO L475 AbstractCegarLoop]: Abstraction has 225 states and 258 transitions. [2019-10-02 14:22:16,694 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:22:16,694 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2019-10-02 14:22:16,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:22:16,700 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:16,700 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:16,703 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:16,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:16,704 INFO L82 PathProgramCache]: Analyzing trace with hash 1815815577, now seen corresponding path program 1 times [2019-10-02 14:22:16,704 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:16,704 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:16,708 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:16,714 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:16,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:16,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:16,883 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:16,884 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:16,885 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:16,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:16,886 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:16,887 INFO L87 Difference]: Start difference. First operand 225 states and 258 transitions. Second operand 6 states. [2019-10-02 14:22:17,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:17,126 INFO L93 Difference]: Finished difference Result 601 states and 710 transitions. [2019-10-02 14:22:17,126 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:17,126 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-10-02 14:22:17,127 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:17,131 INFO L225 Difference]: With dead ends: 601 [2019-10-02 14:22:17,131 INFO L226 Difference]: Without dead ends: 404 [2019-10-02 14:22:17,133 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:22:17,134 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2019-10-02 14:22:17,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2019-10-02 14:22:17,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-10-02 14:22:17,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 456 transitions. [2019-10-02 14:22:17,187 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 456 transitions. Word has length 88 [2019-10-02 14:22:17,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:17,188 INFO L475 AbstractCegarLoop]: Abstraction has 398 states and 456 transitions. [2019-10-02 14:22:17,188 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 456 transitions. [2019-10-02 14:22:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:22:17,190 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:17,190 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:17,191 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:17,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:17,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1743532533, now seen corresponding path program 1 times [2019-10-02 14:22:17,191 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:17,191 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:17,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:17,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:17,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:17,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:17,339 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:17,339 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:22:17,339 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:17,340 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:17,340 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:17,340 INFO L87 Difference]: Start difference. First operand 398 states and 456 transitions. Second operand 7 states. [2019-10-02 14:22:17,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:17,977 INFO L93 Difference]: Finished difference Result 797 states and 936 transitions. [2019-10-02 14:22:17,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:22:17,977 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-10-02 14:22:17,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:17,981 INFO L225 Difference]: With dead ends: 797 [2019-10-02 14:22:17,981 INFO L226 Difference]: Without dead ends: 427 [2019-10-02 14:22:17,983 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:22:17,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2019-10-02 14:22:18,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 397. [2019-10-02 14:22:18,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2019-10-02 14:22:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 453 transitions. [2019-10-02 14:22:18,011 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 453 transitions. Word has length 92 [2019-10-02 14:22:18,011 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,011 INFO L475 AbstractCegarLoop]: Abstraction has 397 states and 453 transitions. [2019-10-02 14:22:18,011 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:18,012 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 453 transitions. [2019-10-02 14:22:18,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-02 14:22:18,013 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,013 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:18,014 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,014 INFO L82 PathProgramCache]: Analyzing trace with hash 1672267508, now seen corresponding path program 1 times [2019-10-02 14:22:18,014 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,014 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,017 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,017 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,118 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,118 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:22:18,119 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:22:18,119 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:22:18,120 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:22:18,120 INFO L87 Difference]: Start difference. First operand 397 states and 453 transitions. Second operand 6 states. [2019-10-02 14:22:18,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,164 INFO L93 Difference]: Finished difference Result 776 states and 900 transitions. [2019-10-02 14:22:18,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:18,164 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-10-02 14:22:18,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,168 INFO L225 Difference]: With dead ends: 776 [2019-10-02 14:22:18,168 INFO L226 Difference]: Without dead ends: 407 [2019-10-02 14:22:18,169 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 14:22:18,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2019-10-02 14:22:18,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407. [2019-10-02 14:22:18,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-10-02 14:22:18,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 463 transitions. [2019-10-02 14:22:18,200 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 463 transitions. Word has length 93 [2019-10-02 14:22:18,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,201 INFO L475 AbstractCegarLoop]: Abstraction has 407 states and 463 transitions. [2019-10-02 14:22:18,201 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:22:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 463 transitions. [2019-10-02 14:22:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-02 14:22:18,203 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,203 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:18,203 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,203 INFO L82 PathProgramCache]: Analyzing trace with hash 1599880950, now seen corresponding path program 1 times [2019-10-02 14:22:18,203 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,204 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,206 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,206 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,292 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,292 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:22:18,293 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:22:18,293 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:22:18,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:18,294 INFO L87 Difference]: Start difference. First operand 407 states and 463 transitions. Second operand 8 states. [2019-10-02 14:22:18,348 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,348 INFO L93 Difference]: Finished difference Result 800 states and 936 transitions. [2019-10-02 14:22:18,349 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:18,349 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-10-02 14:22:18,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,354 INFO L225 Difference]: With dead ends: 800 [2019-10-02 14:22:18,354 INFO L226 Difference]: Without dead ends: 421 [2019-10-02 14:22:18,356 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 14:22:18,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-10-02 14:22:18,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 415. [2019-10-02 14:22:18,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2019-10-02 14:22:18,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 471 transitions. [2019-10-02 14:22:18,387 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 471 transitions. Word has length 93 [2019-10-02 14:22:18,388 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,388 INFO L475 AbstractCegarLoop]: Abstraction has 415 states and 471 transitions. [2019-10-02 14:22:18,388 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:22:18,388 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 471 transitions. [2019-10-02 14:22:18,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-10-02 14:22:18,392 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,392 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:18,392 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1929646711, now seen corresponding path program 1 times [2019-10-02 14:22:18,393 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:22:18,513 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:22:18,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:22:18,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:22:18,514 INFO L87 Difference]: Start difference. First operand 415 states and 471 transitions. Second operand 4 states. [2019-10-02 14:22:18,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,754 INFO L93 Difference]: Finished difference Result 1250 states and 1496 transitions. [2019-10-02 14:22:18,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:22:18,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-10-02 14:22:18,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,762 INFO L225 Difference]: With dead ends: 1250 [2019-10-02 14:22:18,762 INFO L226 Difference]: Without dead ends: 863 [2019-10-02 14:22:18,764 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:22:18,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-02 14:22:18,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 549. [2019-10-02 14:22:18,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2019-10-02 14:22:18,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 618 transitions. [2019-10-02 14:22:18,821 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 618 transitions. Word has length 93 [2019-10-02 14:22:18,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:18,822 INFO L475 AbstractCegarLoop]: Abstraction has 549 states and 618 transitions. [2019-10-02 14:22:18,822 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:22:18,822 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 618 transitions. [2019-10-02 14:22:18,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-10-02 14:22:18,827 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:18,827 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:18,827 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:18,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:18,828 INFO L82 PathProgramCache]: Analyzing trace with hash 446997693, now seen corresponding path program 1 times [2019-10-02 14:22:18,828 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:18,828 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:18,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,833 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:18,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:18,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:18,910 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:22:18,910 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:22:18,911 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:22:18,911 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:22:18,912 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:18,912 INFO L87 Difference]: Start difference. First operand 549 states and 618 transitions. Second operand 3 states. [2019-10-02 14:22:18,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:18,984 INFO L93 Difference]: Finished difference Result 866 states and 990 transitions. [2019-10-02 14:22:18,984 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:22:18,984 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2019-10-02 14:22:18,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:18,990 INFO L225 Difference]: With dead ends: 866 [2019-10-02 14:22:18,991 INFO L226 Difference]: Without dead ends: 863 [2019-10-02 14:22:18,992 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:22:18,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-10-02 14:22:19,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 713. [2019-10-02 14:22:19,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2019-10-02 14:22:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 813 transitions. [2019-10-02 14:22:19,076 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 813 transitions. Word has length 97 [2019-10-02 14:22:19,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:19,076 INFO L475 AbstractCegarLoop]: Abstraction has 713 states and 813 transitions. [2019-10-02 14:22:19,076 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:22:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 813 transitions. [2019-10-02 14:22:19,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-02 14:22:19,080 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:19,080 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:19,081 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:19,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:19,081 INFO L82 PathProgramCache]: Analyzing trace with hash 350097324, now seen corresponding path program 1 times [2019-10-02 14:22:19,081 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:19,081 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:19,083 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,083 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:19,084 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:19,228 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-02 14:22:19,228 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:19,229 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 14:22:19,313 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:19,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:19,453 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 4 conjunts are in the unsatisfiable core [2019-10-02 14:22:19,472 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:19,576 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:22:19,589 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:19,590 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-10-02 14:22:19,590 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:22:19,591 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:22:19,591 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:19,591 INFO L87 Difference]: Start difference. First operand 713 states and 813 transitions. Second operand 8 states. [2019-10-02 14:22:19,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:19,789 INFO L93 Difference]: Finished difference Result 1201 states and 1380 transitions. [2019-10-02 14:22:19,789 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:22:19,789 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2019-10-02 14:22:19,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:19,796 INFO L225 Difference]: With dead ends: 1201 [2019-10-02 14:22:19,796 INFO L226 Difference]: Without dead ends: 646 [2019-10-02 14:22:19,798 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:22:19,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2019-10-02 14:22:19,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2019-10-02 14:22:19,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2019-10-02 14:22:19,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 727 transitions. [2019-10-02 14:22:19,853 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 727 transitions. Word has length 160 [2019-10-02 14:22:19,854 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:19,854 INFO L475 AbstractCegarLoop]: Abstraction has 646 states and 727 transitions. [2019-10-02 14:22:19,854 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:22:19,855 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 727 transitions. [2019-10-02 14:22:19,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-02 14:22:19,859 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:19,860 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:19,860 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:19,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:19,860 INFO L82 PathProgramCache]: Analyzing trace with hash -942209648, now seen corresponding path program 1 times [2019-10-02 14:22:19,861 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:19,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:19,868 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,869 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:19,869 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:20,081 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-10-02 14:22:20,082 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:20,082 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 14:22:20,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:20,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:20,315 INFO L256 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 6 conjunts are in the unsatisfiable core [2019-10-02 14:22:20,329 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:20,431 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:22:20,445 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:20,445 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2019-10-02 14:22:20,446 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:22:20,446 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:22:20,446 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:22:20,447 INFO L87 Difference]: Start difference. First operand 646 states and 727 transitions. Second operand 7 states. [2019-10-02 14:22:21,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:21,313 INFO L93 Difference]: Finished difference Result 1645 states and 2003 transitions. [2019-10-02 14:22:21,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:22:21,314 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 173 [2019-10-02 14:22:21,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:21,321 INFO L225 Difference]: With dead ends: 1645 [2019-10-02 14:22:21,321 INFO L226 Difference]: Without dead ends: 1157 [2019-10-02 14:22:21,323 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:22:21,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2019-10-02 14:22:21,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1070. [2019-10-02 14:22:21,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2019-10-02 14:22:21,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1240 transitions. [2019-10-02 14:22:21,413 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1240 transitions. Word has length 173 [2019-10-02 14:22:21,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:21,414 INFO L475 AbstractCegarLoop]: Abstraction has 1070 states and 1240 transitions. [2019-10-02 14:22:21,414 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:22:21,414 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1240 transitions. [2019-10-02 14:22:21,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-02 14:22:21,418 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:22:21,418 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:22:21,419 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:22:21,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:22:21,419 INFO L82 PathProgramCache]: Analyzing trace with hash -524813042, now seen corresponding path program 1 times [2019-10-02 14:22:21,419 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:22:21,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:22:21,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:21,423 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:21,423 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:22:21,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:21,579 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-02 14:22:21,580 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:22:21,580 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 14:22:21,683 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:22:21,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:22:21,844 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 9 conjunts are in the unsatisfiable core [2019-10-02 14:22:21,853 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:22:22,032 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Stream Closed [2019-10-02 14:22:22,044 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:22:22,045 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-10-02 14:22:22,045 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:22:22,046 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:22:22,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:22:22,046 INFO L87 Difference]: Start difference. First operand 1070 states and 1240 transitions. Second operand 19 states. [2019-10-02 14:22:23,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:22:23,791 INFO L93 Difference]: Finished difference Result 1857 states and 2164 transitions. [2019-10-02 14:22:23,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:22:23,791 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 173 [2019-10-02 14:22:23,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:22:23,792 INFO L225 Difference]: With dead ends: 1857 [2019-10-02 14:22:23,793 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:22:23,798 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 170 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:22:23,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:22:23,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:22:23,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:22:23,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:22:23,799 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2019-10-02 14:22:23,799 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:22:23,799 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:22:23,799 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:22:23,800 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:22:23,800 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:22:23,805 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:22:25,229 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 27 [2019-10-02 14:22:25,499 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2019-10-02 14:22:25,787 WARN L191 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-10-02 14:22:26,006 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-10-02 14:22:26,118 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-10-02 14:22:26,298 WARN L191 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-10-02 14:22:26,633 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-10-02 14:22:26,941 WARN L191 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2019-10-02 14:22:27,294 WARN L191 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2019-10-02 14:22:27,597 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-10-02 14:22:27,806 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2019-10-02 14:22:28,051 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 31 [2019-10-02 14:22:28,247 WARN L191 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-10-02 14:22:28,444 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-10-02 14:22:28,639 WARN L191 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2019-10-02 14:22:28,787 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-10-02 14:22:28,932 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-10-02 14:22:29,161 WARN L191 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-10-02 14:22:29,353 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 29 [2019-10-02 14:22:29,507 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2019-10-02 14:22:29,634 WARN L191 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-10-02 14:22:29,765 WARN L191 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-10-02 14:22:30,006 WARN L191 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-10-02 14:22:30,283 WARN L191 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-10-02 14:22:30,781 WARN L191 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2019-10-02 14:22:31,203 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-10-02 14:22:31,395 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 26 [2019-10-02 14:22:31,506 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 18 [2019-10-02 14:22:31,843 WARN L191 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-10-02 14:22:32,029 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2019-10-02 14:22:32,071 INFO L443 ceAbstractionStarter]: For program point L195-2(lines 195 216) no Hoare annotation was computed. [2019-10-02 14:22:32,071 INFO L443 ceAbstractionStarter]: For program point L217(lines 194 218) no Hoare annotation was computed. [2019-10-02 14:22:32,071 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 170 225) no Hoare annotation was computed. [2019-10-02 14:22:32,071 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 170 225) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 170 225) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L258-1(lines 258 262) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L252-2(lines 252 277) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point L278(lines 251 279) no Hoare annotation was computed. [2019-10-02 14:22:32,072 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 226 285) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 226 285) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 226 285) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 262) no Hoare annotation was computed. [2019-10-02 14:22:32,073 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 978 984) the Hoare annotation is: true [2019-10-02 14:22:32,073 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 978 984) no Hoare annotation was computed. [2019-10-02 14:22:32,074 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 985 993) no Hoare annotation was computed. [2019-10-02 14:22:32,074 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 985 993) the Hoare annotation is: true [2019-10-02 14:22:32,074 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 985 993) no Hoare annotation was computed. [2019-10-02 14:22:32,074 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 832 854) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,074 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 832 854) no Hoare annotation was computed. [2019-10-02 14:22:32,074 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 832 854) no Hoare annotation was computed. [2019-10-02 14:22:32,074 INFO L439 ceAbstractionStarter]: At program point L844(line 844) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,075 INFO L439 ceAbstractionStarter]: At program point L844-1(line 844) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0) (= main_~tmp~10 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,075 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 849) no Hoare annotation was computed. [2019-10-02 14:22:32,075 INFO L443 ceAbstractionStarter]: For program point L842-1(lines 842 849) no Hoare annotation was computed. [2019-10-02 14:22:32,075 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-10-02 14:22:32,075 INFO L439 ceAbstractionStarter]: At program point L839(line 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,075 INFO L439 ceAbstractionStarter]: At program point L838(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,076 INFO L439 ceAbstractionStarter]: At program point L838-1(line 838) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 787 810) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 787 810) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-10-02 14:22:32,076 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 787 810) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2019-10-02 14:22:32,077 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L446 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: true [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 697 715) the Hoare annotation is: true [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 697 715) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 697 715) no Hoare annotation was computed. [2019-10-02 14:22:32,078 INFO L443 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point L649(lines 649 657) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 971 977) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 971 977) the Hoare annotation is: true [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 124 169) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 124 169) no Hoare annotation was computed. [2019-10-02 14:22:32,079 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 124 169) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 437 482) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 437 482) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 464) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 437 482) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 471) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 818 828) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 818 828) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L439 ceAbstractionStarter]: At program point L823(line 823) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,080 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 818 828) no Hoare annotation was computed. [2019-10-02 14:22:32,080 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L446 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: true [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 614 621) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 1))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse2 .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 946) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 936 949) no Hoare annotation was computed. [2019-10-02 14:22:32,081 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 936 949) the Hoare annotation is: true [2019-10-02 14:22:32,081 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 936 949) no Hoare annotation was computed. [2019-10-02 14:22:32,082 INFO L439 ceAbstractionStarter]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse0) (or .cse4 .cse5 .cse2) (or .cse3 .cse5 .cse4 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,082 INFO L443 ceAbstractionStarter]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2019-10-02 14:22:32,082 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2019-10-02 14:22:32,082 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 581 605) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 0)) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse2 .cse1 .cse4) (or .cse5 .cse6 .cse4) (or .cse0 .cse6 .cse5 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,082 INFO L439 ceAbstractionStarter]: At program point L595(line 595) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse2 .cse3) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) .cse3 .cse2 .cse4) (or .cse1 .cse4)))) [2019-10-02 14:22:32,082 INFO L439 ceAbstractionStarter]: At program point L591(line 591) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) .cse1 .cse0) (or .cse4 .cse2)))) [2019-10-02 14:22:32,082 INFO L443 ceAbstractionStarter]: For program point L589(lines 589 597) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L439 ceAbstractionStarter]: At program point L587(line 587) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse3 .cse2 .cse1 .cse4) (or .cse0 .cse5 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse4)))) [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 521 527) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 521 527) the Hoare annotation is: true [2019-10-02 14:22:32,083 INFO L439 ceAbstractionStarter]: At program point L99-2(lines 93 104) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (<= 2 ~waterLevel~0) .cse1 .cse4 .cse5) (not (= ~systemActive~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (and .cse0 .cse1 .cse4) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse5 .cse3) (and (and (and .cse1 .cse2) .cse3) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 53 116) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-10-02 14:22:32,083 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L439 ceAbstractionStarter]: At program point L85(line 85) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (<= 2 ~waterLevel~0) .cse1 .cse4 .cse5) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse1 .cse2) .cse3) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:32,084 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (<= 2 ~waterLevel~0) .cse1 .cse4 .cse5) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse1 .cse2) .cse3) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:32,084 INFO L439 ceAbstractionStarter]: At program point L106(lines 63 108) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and (and .cse0 .cse1 .cse2) .cse3) (and (<= 2 ~waterLevel~0) .cse1 .cse4 .cse5) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse3) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= 0 |old(~pumpRunning~0)|)) (and (and (and .cse1 .cse2) .cse3) .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:22:32,084 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L443 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-10-02 14:22:32,084 INFO L439 ceAbstractionStarter]: At program point L109(lines 62 110) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 391 436) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 425) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 391 436) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 405 425) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 391 436) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 950 958) no Hoare annotation was computed. [2019-10-02 14:22:32,085 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 950 958) the Hoare annotation is: true [2019-10-02 14:22:32,085 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 950 958) no Hoare annotation was computed. [2019-10-02 14:22:32,086 INFO L439 ceAbstractionStarter]: At program point L736(line 736) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse1 .cse3 .cse2) (or .cse4 .cse5 (not (<= 2 ~waterLevel~0)) .cse3 .cse1 .cse6) (or .cse4 .cse0 .cse5 .cse1 (not (= ~waterLevel~0 1)) .cse6))) [2019-10-02 14:22:32,086 INFO L443 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2019-10-02 14:22:32,086 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 751) no Hoare annotation was computed. [2019-10-02 14:22:32,086 INFO L443 ceAbstractionStarter]: For program point L734-1(lines 726 754) no Hoare annotation was computed. [2019-10-02 14:22:32,086 INFO L439 ceAbstractionStarter]: At program point L732(line 732) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-10-02 14:22:32,086 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-10-02 14:22:32,086 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 726 754) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~methaneLevelCritical~0 0))) (or .cse5 .cse1 (not (<= 2 ~waterLevel~0)) (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3 .cse4))) [2019-10-02 14:22:32,086 INFO L439 ceAbstractionStarter]: At program point L741(line 741) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 ~pumpRunning~0)) .cse2)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse1) (or .cse4 .cse0) (or .cse4 (not (<= 2 ~waterLevel~0)) .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))))) [2019-10-02 14:22:32,086 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 726 754) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 745) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 748) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 920) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 904 926) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 904 926) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 904 926) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 718 725) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 718 725) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 718 725) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L353(line 353) no Hoare annotation was computed. [2019-10-02 14:22:32,087 INFO L443 ceAbstractionStarter]: For program point L353-1(line 353) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 288 390) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L376(lines 376 387) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L358(lines 336 359) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 288 390) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 333) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 384) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L338(lines 337 357) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 288 390) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-10-02 14:22:32,088 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 375) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 961 970) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 961 970) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 961 970) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,089 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 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 606 613) the Hoare annotation is: (let ((.cse3 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= 2 ~waterLevel~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse2 .cse1 (not (= ~methAndRunningLastTime~0 0))))) [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2019-10-02 14:22:32,089 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L446 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 927 935) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 927 935) no Hoare annotation was computed. [2019-10-02 14:22:32,090 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 927 935) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 883 894) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 1)))) (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse1 (or (not (= 0 ~pumpRunning~0)) .cse5)) (.cse2 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse3) (or .cse6 .cse5 (not (<= 2 ~waterLevel~0)) .cse4 .cse7) (or .cse6 .cse7 .cse1 .cse2)))) [2019-10-02 14:22:32,091 INFO L443 ceAbstractionStarter]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 883 894) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,091 INFO L439 ceAbstractionStarter]: At program point L510(line 510) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse6 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse7 (= ~pumpRunning~0 0)) (.cse8 (or .cse9 .cse3)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (and .cse1 .cse2) .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse4) (or .cse0 (and .cse6 .cse7 .cse2) .cse8 .cse5) (or .cse9 .cse2 .cse3 (not (= |old(~waterLevel~0)| 1)) .cse5 .cse10) (or (and .cse6 .cse7) .cse8 .cse5 .cse10) (or .cse1 .cse3 .cse4 .cse10)))) [2019-10-02 14:22:32,092 INFO L439 ceAbstractionStarter]: At program point L508(lines 508 514) the Hoare annotation is: (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (= ~pumpRunning~0 0))) (let ((.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse13 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (and (= 1 ~systemActive~0) .cse1 .cse12 (= 1 ~methaneLevelCritical~0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse1 .cse3)) (.cse8 (<= 2 ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 1)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse6 (and .cse10 .cse12)) (.cse5 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 (and .cse8 .cse9 .cse10) .cse5 .cse11) (or .cse9 .cse12 .cse3 .cse13 .cse11) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse11) (or .cse0 .cse3 .cse13 .cse5 .cse14) (or .cse0 .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse13 .cse14) (or .cse0 .cse7 (and .cse8 .cse9 .cse10 .cse2) .cse6 .cse5)))) [2019-10-02 14:22:32,092 INFO L439 ceAbstractionStarter]: At program point L503(line 503) the Hoare annotation is: (let ((.cse4 (= ~pumpRunning~0 1)) (.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse6)) (.cse1 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (and .cse4 .cse5))) (and (or .cse0 .cse1 .cse2) (or .cse3 (and .cse4 .cse5 (= 0 ~methAndRunningLastTime~0)) .cse6 .cse7 .cse1) (or .cse6 .cse7 .cse8 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse6 (not (<= 2 |old(~waterLevel~0)|)) .cse7 .cse8)))) [2019-10-02 14:22:32,092 INFO L443 ceAbstractionStarter]: For program point L501(lines 500 519) no Hoare annotation was computed. [2019-10-02 14:22:32,092 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 497 520) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1)) (.cse5 (not (= ~systemActive~0 1))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (= 0 ~methAndRunningLastTime~0))) (let ((.cse0 (and .cse9 (= ~pumpRunning~0 0) .cse10)) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and .cse8 .cse9)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse5 .cse6 .cse7 .cse3) (or .cse4 .cse5 (not (<= 2 |old(~waterLevel~0)|)) .cse6 .cse7) (or .cse4 .cse5 .cse6 (and .cse8 .cse9 .cse10) .cse2)))) [2019-10-02 14:22:32,092 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 497 520) no Hoare annotation was computed. [2019-10-02 14:22:32,092 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 497 520) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 757 786) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L446 ceAbstractionStarter]: At program point L767-2(lines 767 781) the Hoare annotation is: true [2019-10-02 14:22:32,093 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 757 786) the Hoare annotation is: true [2019-10-02 14:22:32,093 INFO L446 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2019-10-02 14:22:32,093 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L446 ceAbstractionStarter]: At program point L782(lines 757 786) the Hoare annotation is: true [2019-10-02 14:22:32,093 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 775) no Hoare annotation was computed. [2019-10-02 14:22:32,093 INFO L446 ceAbstractionStarter]: At program point L771-1(lines 771 775) the Hoare annotation is: true [2019-10-02 14:22:32,094 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 895 903) the Hoare annotation is: true [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 895 903) no Hoare annotation was computed. [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 895 903) no Hoare annotation was computed. [2019-10-02 14:22:32,094 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 859 870) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse4 (or .cse0 (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (<= 2 |old(~waterLevel~0)|)) .cse1 .cse4 .cse2) (or .cse3 .cse2 .cse1 .cse4 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 859 870) no Hoare annotation was computed. [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 811 817) no Hoare annotation was computed. [2019-10-02 14:22:32,094 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 811 817) the Hoare annotation is: true [2019-10-02 14:22:32,094 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,095 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-10-02 14:22:32,095 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:22:32,095 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:22:32,095 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 529 553) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,095 INFO L439 ceAbstractionStarter]: At program point L543(line 543) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 1)))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) (= ~pumpRunning~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3))) (and (or .cse0 .cse1 .cse2) (or .cse3 (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse1 (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,095 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 529 553) no Hoare annotation was computed. [2019-10-02 14:22:32,095 INFO L439 ceAbstractionStarter]: At program point L539(line 539) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (and (<= 2 ~waterLevel~0) (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 (not (= ~methaneLevelCritical~0 1)) .cse3 (not (= ~methAndRunningLastTime~0 0))) (or .cse3 .cse1 .cse2)))) [2019-10-02 14:22:32,096 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 545) no Hoare annotation was computed. [2019-10-02 14:22:32,096 INFO L439 ceAbstractionStarter]: At program point L535(line 535) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,096 INFO L443 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2019-10-02 14:22:32,096 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 550) no Hoare annotation was computed. [2019-10-02 14:22:32,096 INFO L439 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-10-02 14:22:32,096 INFO L443 ceAbstractionStarter]: For program point L548-1(lines 529 553) no Hoare annotation was computed. [2019-10-02 14:22:32,096 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 871 882) no Hoare annotation was computed. [2019-10-02 14:22:32,097 INFO L443 ceAbstractionStarter]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2019-10-02 14:22:32,097 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 871 882) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 1)))) (let ((.cse1 (or (not (= 0 ~pumpRunning~0)) .cse6)) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse0 .cse5 .cse6 .cse2 .cse3) (or .cse4 .cse6 (not (<= 2 |old(~waterLevel~0)|)) .cse5 .cse0)))) [2019-10-02 14:22:32,097 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-02 14:22:32,097 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-02 14:22:32,097 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-02 14:22:32,097 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-02 14:22:32,097 INFO L439 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,097 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2019-10-02 14:22:32,098 INFO L443 ceAbstractionStarter]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2019-10-02 14:22:32,098 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 555 579) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= ~pumpRunning~0 0)) (.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or .cse2 .cse3 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse2 (not (= ~methAndRunningLastTime~0 0)))))) [2019-10-02 14:22:32,098 INFO L439 ceAbstractionStarter]: At program point L569(line 569) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-10-02 14:22:32,098 INFO L439 ceAbstractionStarter]: At program point L565(line 565) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-10-02 14:22:32,098 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 571) no Hoare annotation was computed. [2019-10-02 14:22:32,098 INFO L439 ceAbstractionStarter]: At program point L561(line 561) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (let ((.cse2 (or (not (= 0 |old(~pumpRunning~0)|)) .cse0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 1) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse1)))) [2019-10-02 14:22:32,098 INFO L443 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2019-10-02 14:22:32,099 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 576) no Hoare annotation was computed. [2019-10-02 14:22:32,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:22:32 BoogieIcfgContainer [2019-10-02 14:22:32,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:22:32,116 INFO L168 Benchmark]: Toolchain (without parser) took 19541.48 ms. Allocated memory was 133.7 MB in the beginning and 566.2 MB in the end (delta: 432.5 MB). Free memory was 87.7 MB in the beginning and 466.9 MB in the end (delta: -379.3 MB). Peak memory consumption was 376.6 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,117 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 674.48 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 164.6 MB in the end (delta: -77.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,118 INFO L168 Benchmark]: Boogie Preprocessor took 112.18 ms. Allocated memory is still 200.8 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,119 INFO L168 Benchmark]: RCFGBuilder took 1068.19 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 160.3 MB in the beginning and 188.7 MB in the end (delta: -28.4 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,120 INFO L168 Benchmark]: TraceAbstraction took 17682.90 ms. Allocated memory was 226.5 MB in the beginning and 566.2 MB in the end (delta: 339.7 MB). Free memory was 187.3 MB in the beginning and 466.9 MB in the end (delta: -279.6 MB). Peak memory consumption was 383.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:22:32,124 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 133.7 MB. Free memory was 106.7 MB in the beginning and 106.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 674.48 ms. Allocated memory was 133.7 MB in the beginning and 200.8 MB in the end (delta: 67.1 MB). Free memory was 87.4 MB in the beginning and 164.6 MB in the end (delta: -77.1 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 112.18 ms. Allocated memory is still 200.8 MB. Free memory was 164.6 MB in the beginning and 160.3 MB in the end (delta: 4.3 MB). Peak memory consumption was 4.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1068.19 ms. Allocated memory was 200.8 MB in the beginning and 226.5 MB in the end (delta: 25.7 MB). Free memory was 160.3 MB in the beginning and 188.7 MB in the end (delta: -28.4 MB). Peak memory consumption was 87.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17682.90 ms. Allocated memory was 226.5 MB in the beginning and 566.2 MB in the end (delta: 339.7 MB). Free memory was 187.3 MB in the beginning and 466.9 MB in the end (delta: -279.6 MB). Peak memory consumption was 383.5 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: 63]: Loop Invariant Derived loop invariant: ((((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 0) && 0 == methAndRunningLastTime) || (((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(systemActive == 1)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || !(\old(methAndRunningLastTime) == 0)) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 757]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 250 locations, 1 error locations. SAFE Result, 17.5s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 5.2s AutomataDifference, 0.0s DeadEndRemovalTime, 8.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 2470 SDtfs, 1757 SDslu, 6728 SDs, 0 SdLazy, 2806 SolverSat, 541 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 650 GetRequests, 559 SyntacticMatches, 1 SemanticMatches, 90 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 169 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1070occurred 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: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 611 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 2138 PreInvPairs, 2227 NumberOfFragments, 2751 HoareAnnotationTreeSize, 2138 FomulaSimplifications, 11579 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 67 FomulaSimplificationsInter, 20414 FormulaSimplificationTreeSizeReductionInter, 6.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1801 NumberOfCodeBlocks, 1801 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1785 ConstructedInterpolants, 0 QuantifiedInterpolants, 378220 SizeOfPredicates, 7 NumberOfNonLiveVariables, 2828 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 16 InterpolantComputations, 13 PerfectInterpolantSequences, 282/298 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...