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-fea9116 [2019-09-20 13:05:06,610 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:05:06,612 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:05:06,625 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:05:06,625 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:05:06,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:05:06,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:05:06,630 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:05:06,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:05:06,632 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:05:06,633 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:05:06,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:05:06,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:05:06,636 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:05:06,637 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:05:06,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:05:06,639 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:05:06,640 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:05:06,642 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:05:06,644 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:05:06,646 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:05:06,647 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:05:06,649 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:05:06,650 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:05:06,652 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:05:06,653 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:05:06,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:05:06,654 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:05:06,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:05:06,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:05:06,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:05:06,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:05:06,658 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:05:06,658 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:05:06,659 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:05:06,660 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:05:06,660 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:05:06,661 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:05:06,661 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:05:06,662 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:05:06,663 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:05:06,664 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 13:05:06,679 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:05:06,680 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:05:06,681 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 13:05:06,681 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 13:05:06,682 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 13:05:06,682 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:05:06,682 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:05:06,682 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 13:05:06,682 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:05:06,683 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:05:06,683 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:05:06,683 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:05:06,683 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:05:06,683 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:05:06,684 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:05:06,684 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 13:05:06,684 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:05:06,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:05:06,684 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:05:06,685 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 13:05:06,685 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 13:05:06,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:06,685 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:05:06,685 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:05:06,686 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 13:05:06,686 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 13:05:06,686 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:05:06,686 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 13:05:06,686 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:05:06,715 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:05:06,729 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:05:06,733 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:05:06,734 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:05:06,735 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:05:06,735 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-09-20 13:05:06,805 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bba36ed4/7349034b2dd84da099e811024914345b/FLAGf76fcc67b [2019-09-20 13:05:07,353 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:05:07,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product53.cil.c [2019-09-20 13:05:07,373 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bba36ed4/7349034b2dd84da099e811024914345b/FLAGf76fcc67b [2019-09-20 13:05:07,589 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0bba36ed4/7349034b2dd84da099e811024914345b [2019-09-20 13:05:07,604 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:05:07,606 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:05:07,609 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:07,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:05:07,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:05:07,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:07" (1/1) ... [2019-09-20 13:05:07,618 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34999dcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:07, skipping insertion in model container [2019-09-20 13:05:07,618 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:05:07" (1/1) ... [2019-09-20 13:05:07,626 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:05:07,678 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:05:08,271 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:08,302 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:05:08,446 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:05:08,500 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:05:08,500 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08 WrapperNode [2019-09-20 13:05:08,500 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:05:08,501 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:05:08,501 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:05:08,502 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:05:08,517 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,536 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,536 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,584 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,603 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,614 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... [2019-09-20 13:05:08,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:05:08,629 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:05:08,629 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:05:08,629 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:05:08,631 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:05:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:05:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:05:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:05:08,695 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:05:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:05:08,696 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 13:05:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:05:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:05:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:05:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:05:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:08,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:05:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:05:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:05:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:05:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:05:08,700 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:05:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:05:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:05:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:05:08,701 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:05:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:05:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-20 13:05:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-09-20 13:05:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:05:08,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:05:08,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:05:08,703 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:05:08,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:05:08,703 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:05:08,703 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:05:08,704 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:05:08,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:05:08,706 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:05:08,707 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:05:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:05:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-20 13:05:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-09-20 13:05:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:05:08,708 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-20 13:05:08,709 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-20 13:05:08,710 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:05:08,711 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:05:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:05:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:05:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:05:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:05:08,712 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:05:09,832 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:05:09,832 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:05:09,834 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:09 BoogieIcfgContainer [2019-09-20 13:05:09,835 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:05:09,836 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:05:09,836 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:05:09,839 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:05:09,840 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:05:07" (1/3) ... [2019-09-20 13:05:09,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7df8e02f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:09, skipping insertion in model container [2019-09-20 13:05:09,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:05:08" (2/3) ... [2019-09-20 13:05:09,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7df8e02f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:05:09, skipping insertion in model container [2019-09-20 13:05:09,842 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:05:09" (3/3) ... [2019-09-20 13:05:09,845 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product53.cil.c [2019-09-20 13:05:09,856 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:05:09,868 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:05:09,887 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:05:09,930 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-20 13:05:09,931 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:05:09,931 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-20 13:05:09,931 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:05:09,931 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:05:09,931 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:05:09,932 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:05:09,932 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:05:09,932 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:05:09,954 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states. [2019-09-20 13:05:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-20 13:05:09,966 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:09,967 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:09,970 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:09,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:09,977 INFO L82 PathProgramCache]: Analyzing trace with hash 805370938, now seen corresponding path program 1 times [2019-09-20 13:05:09,979 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:09,979 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,043 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,044 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:05:10,398 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:05:10,417 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:05:10,418 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:10,420 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 2 states. [2019-09-20 13:05:10,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,477 INFO L93 Difference]: Finished difference Result 292 states and 365 transitions. [2019-09-20 13:05:10,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:05:10,479 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-20 13:05:10,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,493 INFO L225 Difference]: With dead ends: 292 [2019-09-20 13:05:10,493 INFO L226 Difference]: Without dead ends: 148 [2019-09-20 13:05:10,498 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:05:10,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2019-09-20 13:05:10,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 148. [2019-09-20 13:05:10,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2019-09-20 13:05:10,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 176 transitions. [2019-09-20 13:05:10,555 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 176 transitions. Word has length 51 [2019-09-20 13:05:10,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,557 INFO L475 AbstractCegarLoop]: Abstraction has 148 states and 176 transitions. [2019-09-20 13:05:10,557 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:05:10,557 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 176 transitions. [2019-09-20 13:05:10,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:05:10,561 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,562 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:10,562 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,563 INFO L82 PathProgramCache]: Analyzing trace with hash -239223915, now seen corresponding path program 1 times [2019-09-20 13:05:10,563 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,563 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,715 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,715 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:10,717 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:10,717 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:10,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:10,719 INFO L87 Difference]: Start difference. First operand 148 states and 176 transitions. Second operand 3 states. [2019-09-20 13:05:10,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:10,758 INFO L93 Difference]: Finished difference Result 241 states and 287 transitions. [2019-09-20 13:05:10,759 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:10,759 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-20 13:05:10,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:10,762 INFO L225 Difference]: With dead ends: 241 [2019-09-20 13:05:10,762 INFO L226 Difference]: Without dead ends: 139 [2019-09-20 13:05:10,764 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:10,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-09-20 13:05:10,780 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-09-20 13:05:10,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-09-20 13:05:10,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 164 transitions. [2019-09-20 13:05:10,783 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 164 transitions. Word has length 52 [2019-09-20 13:05:10,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:10,783 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 164 transitions. [2019-09-20 13:05:10,783 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:10,783 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 164 transitions. [2019-09-20 13:05:10,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-20 13:05:10,786 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:10,786 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:10,787 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:10,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:10,787 INFO L82 PathProgramCache]: Analyzing trace with hash -2031785454, now seen corresponding path program 1 times [2019-09-20 13:05:10,787 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:10,788 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:10,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,790 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:10,790 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:10,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:10,970 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:10,971 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:10,971 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:10,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:10,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:10,972 INFO L87 Difference]: Start difference. First operand 139 states and 164 transitions. Second operand 7 states. [2019-09-20 13:05:11,341 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:11,341 INFO L93 Difference]: Finished difference Result 250 states and 301 transitions. [2019-09-20 13:05:11,342 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:11,342 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2019-09-20 13:05:11,342 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:11,344 INFO L225 Difference]: With dead ends: 250 [2019-09-20 13:05:11,345 INFO L226 Difference]: Without dead ends: 139 [2019-09-20 13:05:11,346 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:05:11,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139 states. [2019-09-20 13:05:11,369 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139 to 139. [2019-09-20 13:05:11,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2019-09-20 13:05:11,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 163 transitions. [2019-09-20 13:05:11,372 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 163 transitions. Word has length 56 [2019-09-20 13:05:11,372 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:11,373 INFO L475 AbstractCegarLoop]: Abstraction has 139 states and 163 transitions. [2019-09-20 13:05:11,373 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:11,373 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 163 transitions. [2019-09-20 13:05:11,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2019-09-20 13:05:11,384 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:11,385 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:11,385 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:11,385 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:11,385 INFO L82 PathProgramCache]: Analyzing trace with hash -1519881096, now seen corresponding path program 1 times [2019-09-20 13:05:11,386 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:11,386 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:11,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,389 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:11,389 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:11,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:11,540 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:11,540 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-20 13:05:11,541 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-20 13:05:11,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-20 13:05:11,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-20 13:05:11,542 INFO L87 Difference]: Start difference. First operand 139 states and 163 transitions. Second operand 5 states. [2019-09-20 13:05:12,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,103 INFO L93 Difference]: Finished difference Result 354 states and 433 transitions. [2019-09-20 13:05:12,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-20 13:05:12,104 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2019-09-20 13:05:12,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,111 INFO L225 Difference]: With dead ends: 354 [2019-09-20 13:05:12,111 INFO L226 Difference]: Without dead ends: 243 [2019-09-20 13:05:12,113 INFO L636 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 [2019-09-20 13:05:12,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 243 states. [2019-09-20 13:05:12,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 243 to 225. [2019-09-20 13:05:12,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 225 states. [2019-09-20 13:05:12,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 258 transitions. [2019-09-20 13:05:12,146 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 258 transitions. Word has length 74 [2019-09-20 13:05:12,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,146 INFO L475 AbstractCegarLoop]: Abstraction has 225 states and 258 transitions. [2019-09-20 13:05:12,146 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-20 13:05:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 258 transitions. [2019-09-20 13:05:12,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-20 13:05:12,148 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,149 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:12,149 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,149 INFO L82 PathProgramCache]: Analyzing trace with hash 1815815577, now seen corresponding path program 1 times [2019-09-20 13:05:12,149 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,150 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,152 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,152 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,153 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:12,256 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:12,256 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:12,256 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:12,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:12,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:12,257 INFO L87 Difference]: Start difference. First operand 225 states and 258 transitions. Second operand 6 states. [2019-09-20 13:05:12,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:12,508 INFO L93 Difference]: Finished difference Result 601 states and 710 transitions. [2019-09-20 13:05:12,509 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:12,509 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-20 13:05:12,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:12,514 INFO L225 Difference]: With dead ends: 601 [2019-09-20 13:05:12,514 INFO L226 Difference]: Without dead ends: 404 [2019-09-20 13:05:12,515 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:12,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2019-09-20 13:05:12,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 398. [2019-09-20 13:05:12,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2019-09-20 13:05:12,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 456 transitions. [2019-09-20 13:05:12,575 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 456 transitions. Word has length 88 [2019-09-20 13:05:12,576 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:12,576 INFO L475 AbstractCegarLoop]: Abstraction has 398 states and 456 transitions. [2019-09-20 13:05:12,577 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:12,577 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 456 transitions. [2019-09-20 13:05:12,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-20 13:05:12,583 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:12,583 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:12,584 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:12,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:12,584 INFO L82 PathProgramCache]: Analyzing trace with hash 1743532533, now seen corresponding path program 1 times [2019-09-20 13:05:12,584 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:12,585 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:12,588 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,589 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:12,589 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:12,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:12,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:12,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:05:12,787 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:12,787 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:12,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:12,788 INFO L87 Difference]: Start difference. First operand 398 states and 456 transitions. Second operand 7 states. [2019-09-20 13:05:13,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,433 INFO L93 Difference]: Finished difference Result 797 states and 936 transitions. [2019-09-20 13:05:13,433 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-20 13:05:13,433 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-09-20 13:05:13,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,437 INFO L225 Difference]: With dead ends: 797 [2019-09-20 13:05:13,437 INFO L226 Difference]: Without dead ends: 427 [2019-09-20 13:05:13,438 INFO L636 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 [2019-09-20 13:05:13,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 427 states. [2019-09-20 13:05:13,463 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 427 to 397. [2019-09-20 13:05:13,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2019-09-20 13:05:13,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 453 transitions. [2019-09-20 13:05:13,466 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 453 transitions. Word has length 92 [2019-09-20 13:05:13,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,467 INFO L475 AbstractCegarLoop]: Abstraction has 397 states and 453 transitions. [2019-09-20 13:05:13,467 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:13,467 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 453 transitions. [2019-09-20 13:05:13,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-20 13:05:13,469 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:13,469 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:13,470 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:13,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:13,470 INFO L82 PathProgramCache]: Analyzing trace with hash 1672267508, now seen corresponding path program 1 times [2019-09-20 13:05:13,470 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:13,470 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:13,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,473 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,473 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:13,552 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:13,552 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-20 13:05:13,552 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-20 13:05:13,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-20 13:05:13,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-20 13:05:13,554 INFO L87 Difference]: Start difference. First operand 397 states and 453 transitions. Second operand 6 states. [2019-09-20 13:05:13,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,603 INFO L93 Difference]: Finished difference Result 776 states and 900 transitions. [2019-09-20 13:05:13,603 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:13,603 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 93 [2019-09-20 13:05:13,604 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,607 INFO L225 Difference]: With dead ends: 776 [2019-09-20 13:05:13,607 INFO L226 Difference]: Without dead ends: 407 [2019-09-20 13:05:13,609 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:13,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 407 states. [2019-09-20 13:05:13,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 407 to 407. [2019-09-20 13:05:13,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 407 states. [2019-09-20 13:05:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 407 states and 463 transitions. [2019-09-20 13:05:13,640 INFO L78 Accepts]: Start accepts. Automaton has 407 states and 463 transitions. Word has length 93 [2019-09-20 13:05:13,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,641 INFO L475 AbstractCegarLoop]: Abstraction has 407 states and 463 transitions. [2019-09-20 13:05:13,641 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-20 13:05:13,641 INFO L276 IsEmpty]: Start isEmpty. Operand 407 states and 463 transitions. [2019-09-20 13:05:13,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-20 13:05:13,644 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:13,644 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:13,644 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:13,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:13,645 INFO L82 PathProgramCache]: Analyzing trace with hash 1599880950, now seen corresponding path program 1 times [2019-09-20 13:05:13,645 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:13,645 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:13,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,647 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,647 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:13,778 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:13,778 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-20 13:05:13,778 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:13,778 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:13,779 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:13,779 INFO L87 Difference]: Start difference. First operand 407 states and 463 transitions. Second operand 8 states. [2019-09-20 13:05:13,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:13,836 INFO L93 Difference]: Finished difference Result 800 states and 936 transitions. [2019-09-20 13:05:13,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:13,837 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 93 [2019-09-20 13:05:13,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:13,840 INFO L225 Difference]: With dead ends: 800 [2019-09-20 13:05:13,840 INFO L226 Difference]: Without dead ends: 421 [2019-09-20 13:05:13,842 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:13,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-09-20 13:05:13,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 415. [2019-09-20 13:05:13,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 415 states. [2019-09-20 13:05:13,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 415 states and 471 transitions. [2019-09-20 13:05:13,865 INFO L78 Accepts]: Start accepts. Automaton has 415 states and 471 transitions. Word has length 93 [2019-09-20 13:05:13,865 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:13,865 INFO L475 AbstractCegarLoop]: Abstraction has 415 states and 471 transitions. [2019-09-20 13:05:13,865 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:13,866 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 471 transitions. [2019-09-20 13:05:13,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2019-09-20 13:05:13,867 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:13,867 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:13,868 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:13,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:13,868 INFO L82 PathProgramCache]: Analyzing trace with hash 1929646711, now seen corresponding path program 1 times [2019-09-20 13:05:13,868 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:13,868 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:13,870 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:13,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:13,975 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:13,975 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:13,975 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-20 13:05:13,976 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-20 13:05:13,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-20 13:05:13,976 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:13,976 INFO L87 Difference]: Start difference. First operand 415 states and 471 transitions. Second operand 4 states. [2019-09-20 13:05:14,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:14,257 INFO L93 Difference]: Finished difference Result 1250 states and 1496 transitions. [2019-09-20 13:05:14,258 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-20 13:05:14,258 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 93 [2019-09-20 13:05:14,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:14,266 INFO L225 Difference]: With dead ends: 1250 [2019-09-20 13:05:14,266 INFO L226 Difference]: Without dead ends: 863 [2019-09-20 13:05:14,269 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-20 13:05:14,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-09-20 13:05:14,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 549. [2019-09-20 13:05:14,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 549 states. [2019-09-20 13:05:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 549 states and 618 transitions. [2019-09-20 13:05:14,316 INFO L78 Accepts]: Start accepts. Automaton has 549 states and 618 transitions. Word has length 93 [2019-09-20 13:05:14,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:14,317 INFO L475 AbstractCegarLoop]: Abstraction has 549 states and 618 transitions. [2019-09-20 13:05:14,317 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-20 13:05:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 618 transitions. [2019-09-20 13:05:14,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2019-09-20 13:05:14,320 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:14,320 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:14,321 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:14,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:14,321 INFO L82 PathProgramCache]: Analyzing trace with hash 446997693, now seen corresponding path program 1 times [2019-09-20 13:05:14,321 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:14,322 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:14,324 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:14,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:14,325 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:14,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:14,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:14,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:05:14,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:05:14,393 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:05:14,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:05:14,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:14,393 INFO L87 Difference]: Start difference. First operand 549 states and 618 transitions. Second operand 3 states. [2019-09-20 13:05:14,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:14,457 INFO L93 Difference]: Finished difference Result 866 states and 990 transitions. [2019-09-20 13:05:14,458 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:05:14,458 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 97 [2019-09-20 13:05:14,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:14,464 INFO L225 Difference]: With dead ends: 866 [2019-09-20 13:05:14,464 INFO L226 Difference]: Without dead ends: 863 [2019-09-20 13:05:14,465 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:05:14,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 863 states. [2019-09-20 13:05:14,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 863 to 713. [2019-09-20 13:05:14,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 713 states. [2019-09-20 13:05:14,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 713 states and 813 transitions. [2019-09-20 13:05:14,523 INFO L78 Accepts]: Start accepts. Automaton has 713 states and 813 transitions. Word has length 97 [2019-09-20 13:05:14,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:14,524 INFO L475 AbstractCegarLoop]: Abstraction has 713 states and 813 transitions. [2019-09-20 13:05:14,524 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:05:14,524 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 813 transitions. [2019-09-20 13:05:14,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-09-20 13:05:14,529 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:14,529 INFO L407 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:14,530 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:14,530 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:14,530 INFO L82 PathProgramCache]: Analyzing trace with hash 350097324, now seen corresponding path program 1 times [2019-09-20 13:05:14,530 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:14,531 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:14,533 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:14,534 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:14,534 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:14,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:14,731 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 21 proven. 8 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-20 13:05:14,732 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:14,732 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:14,844 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:14,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:14,985 INFO L256 TraceCheckSpWp]: Trace formula consists of 924 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-20 13:05:14,998 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:15,080 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:05:15,087 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:15,087 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-20 13:05:15,088 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-20 13:05:15,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-20 13:05:15,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:15,089 INFO L87 Difference]: Start difference. First operand 713 states and 813 transitions. Second operand 8 states. [2019-09-20 13:05:15,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:15,267 INFO L93 Difference]: Finished difference Result 1201 states and 1380 transitions. [2019-09-20 13:05:15,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:05:15,268 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 160 [2019-09-20 13:05:15,268 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:15,272 INFO L225 Difference]: With dead ends: 1201 [2019-09-20 13:05:15,272 INFO L226 Difference]: Without dead ends: 646 [2019-09-20 13:05:15,274 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-20 13:05:15,275 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 646 states. [2019-09-20 13:05:15,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 646 to 646. [2019-09-20 13:05:15,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 646 states. [2019-09-20 13:05:15,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 646 states and 727 transitions. [2019-09-20 13:05:15,323 INFO L78 Accepts]: Start accepts. Automaton has 646 states and 727 transitions. Word has length 160 [2019-09-20 13:05:15,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:15,324 INFO L475 AbstractCegarLoop]: Abstraction has 646 states and 727 transitions. [2019-09-20 13:05:15,324 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-20 13:05:15,324 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 727 transitions. [2019-09-20 13:05:15,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-09-20 13:05:15,332 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:15,332 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:15,333 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:15,333 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:15,333 INFO L82 PathProgramCache]: Analyzing trace with hash -942209648, now seen corresponding path program 1 times [2019-09-20 13:05:15,333 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:15,334 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:15,336 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:15,336 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:15,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:15,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:15,498 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2019-09-20 13:05:15,498 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:15,498 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-09-20 13:05:15,581 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:15,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:15,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 951 conjuncts, 6 conjunts are in the unsatisfiable core [2019-09-20 13:05:15,774 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:15,865 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-09-20 13:05:15,878 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:15,878 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2019-09-20 13:05:15,879 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:05:15,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:05:15,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:05:15,880 INFO L87 Difference]: Start difference. First operand 646 states and 727 transitions. Second operand 7 states. [2019-09-20 13:05:16,833 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:16,833 INFO L93 Difference]: Finished difference Result 1645 states and 2003 transitions. [2019-09-20 13:05:16,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-20 13:05:16,834 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 173 [2019-09-20 13:05:16,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:16,844 INFO L225 Difference]: With dead ends: 1645 [2019-09-20 13:05:16,845 INFO L226 Difference]: Without dead ends: 1157 [2019-09-20 13:05:16,848 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 175 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2019-09-20 13:05:16,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1157 states. [2019-09-20 13:05:16,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1157 to 1070. [2019-09-20 13:05:16,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1070 states. [2019-09-20 13:05:16,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1070 states to 1070 states and 1240 transitions. [2019-09-20 13:05:16,949 INFO L78 Accepts]: Start accepts. Automaton has 1070 states and 1240 transitions. Word has length 173 [2019-09-20 13:05:16,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:16,950 INFO L475 AbstractCegarLoop]: Abstraction has 1070 states and 1240 transitions. [2019-09-20 13:05:16,950 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:05:16,951 INFO L276 IsEmpty]: Start isEmpty. Operand 1070 states and 1240 transitions. [2019-09-20 13:05:16,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-09-20 13:05:16,958 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:05:16,958 INFO L407 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:05:16,959 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:05:16,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:05:16,959 INFO L82 PathProgramCache]: Analyzing trace with hash -524813042, now seen corresponding path program 1 times [2019-09-20 13:05:16,959 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-20 13:05:16,960 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-20 13:05:16,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:16,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:16,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:05:17,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:17,244 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-09-20 13:05:17,245 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:05:17,245 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 [2019-09-20 13:05:17,440 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:05:17,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:05:17,613 INFO L256 TraceCheckSpWp]: Trace formula consists of 953 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-20 13:05:17,623 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-20 13:05:17,815 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-20 13:05:17,829 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:05:17,829 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-20 13:05:17,831 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-20 13:05:17,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-20 13:05:17,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:05:17,832 INFO L87 Difference]: Start difference. First operand 1070 states and 1240 transitions. Second operand 19 states. [2019-09-20 13:05:19,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:05:19,518 INFO L93 Difference]: Finished difference Result 1857 states and 2164 transitions. [2019-09-20 13:05:19,519 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-20 13:05:19,519 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 173 [2019-09-20 13:05:19,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:05:19,520 INFO L225 Difference]: With dead ends: 1857 [2019-09-20 13:05:19,520 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:05:19,525 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 170 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-20 13:05:19,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:05:19,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:05:19,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:05:19,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:05:19,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 173 [2019-09-20 13:05:19,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:05:19,526 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:05:19,526 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-20 13:05:19,526 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:05:19,526 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:05:19,531 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-20 13:05:20,975 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 27 [2019-09-20 13:05:21,149 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 37 [2019-09-20 13:05:21,365 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 29 [2019-09-20 13:05:21,625 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-09-20 13:05:21,879 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-09-20 13:05:22,240 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-09-20 13:05:22,495 WARN L191 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 39 [2019-09-20 13:05:22,855 WARN L191 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 42 [2019-09-20 13:05:23,127 WARN L191 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 39 [2019-09-20 13:05:23,312 WARN L191 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 26 [2019-09-20 13:05:23,554 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 31 [2019-09-20 13:05:23,667 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 26 [2019-09-20 13:05:23,772 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-20 13:05:23,981 WARN L191 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 29 [2019-09-20 13:05:24,155 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 30 [2019-09-20 13:05:24,323 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 25 [2019-09-20 13:05:24,473 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 26 [2019-09-20 13:05:24,661 WARN L191 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-09-20 13:05:24,834 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 29 [2019-09-20 13:05:24,965 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 28 [2019-09-20 13:05:25,087 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 25 [2019-09-20 13:05:25,217 WARN L191 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 28 [2019-09-20 13:05:25,467 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 28 [2019-09-20 13:05:25,754 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-09-20 13:05:26,301 WARN L191 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 47 [2019-09-20 13:05:26,721 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 38 [2019-09-20 13:05:26,917 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 26 [2019-09-20 13:05:27,027 WARN L191 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 18 [2019-09-20 13:05:27,330 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 30 [2019-09-20 13:05:27,510 WARN L191 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 32 [2019-09-20 13:05:27,553 INFO L443 ceAbstractionStarter]: For program point L195-2(lines 195 216) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L217(lines 194 218) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 170 225) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L201(lines 201 205) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L201-1(lines 201 205) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 170 225) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 170 225) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L258-1(lines 258 262) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L253(line 253) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L252-2(lines 252 277) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point L278(lines 251 279) no Hoare annotation was computed. [2019-09-20 13:05:27,554 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 226 285) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 226 285) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point L271-1(line 271) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 226 285) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point L258(lines 258 262) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 978 984) the Hoare annotation is: true [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 978 984) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 985 993) no Hoare annotation was computed. [2019-09-20 13:05:27,555 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 985 993) the Hoare annotation is: true [2019-09-20 13:05:27,555 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 985 993) no Hoare annotation was computed. [2019-09-20 13:05:27,556 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))) [2019-09-20 13:05:27,556 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 832 854) no Hoare annotation was computed. [2019-09-20 13:05:27,556 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 832 854) no Hoare annotation was computed. [2019-09-20 13:05:27,556 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))) [2019-09-20 13:05:27,556 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))) [2019-09-20 13:05:27,556 INFO L443 ceAbstractionStarter]: For program point L842(lines 842 849) no Hoare annotation was computed. [2019-09-20 13:05:27,556 INFO L443 ceAbstractionStarter]: For program point L842-1(lines 842 849) no Hoare annotation was computed. [2019-09-20 13:05:27,556 INFO L443 ceAbstractionStarter]: For program point L840(line 840) no Hoare annotation was computed. [2019-09-20 13:05:27,557 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))) [2019-09-20 13:05:27,557 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))) [2019-09-20 13:05:27,557 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))) [2019-09-20 13:05:27,557 INFO L443 ceAbstractionStarter]: For program point L801(line 801) no Hoare annotation was computed. [2019-09-20 13:05:27,557 INFO L443 ceAbstractionStarter]: For program point L800(line 800) no Hoare annotation was computed. [2019-09-20 13:05:27,557 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 787 810) no Hoare annotation was computed. [2019-09-20 13:05:27,557 INFO L443 ceAbstractionStarter]: For program point L799(line 799) no Hoare annotation was computed. [2019-09-20 13:05:27,557 INFO L443 ceAbstractionStarter]: For program point L798(line 798) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L797(line 797) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 787 810) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 787 810) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L795(line 795) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L794(line 794) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L793(line 793) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L792(line 792) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L805(line 805) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L804(line 804) no Hoare annotation was computed. [2019-09-20 13:05:27,558 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point L802(line 802) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 633 641) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 633 641) the Hoare annotation is: true [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 633 641) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L446 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: true [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point L706-2(lines 706 710) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2019-09-20 13:05:27,559 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 697 715) the Hoare annotation is: true [2019-09-20 13:05:27,559 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 697 715) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 710) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 697 715) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L672(line 672) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L672-1(line 672) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 669) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L661-2(lines 661 669) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 642 677) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L649(lines 649 657) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point L649-2(lines 649 657) no Hoare annotation was computed. [2019-09-20 13:05:27,560 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 642 677) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 642 677) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 971 977) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 971 977) the Hoare annotation is: true [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 124 169) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 124 169) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 124 169) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 437 482) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 437 482) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point L457(lines 457 464) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 437 482) no Hoare annotation was computed. [2019-09-20 13:05:27,561 INFO L443 ceAbstractionStarter]: For program point L451(lines 451 471) no Hoare annotation was computed. [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point L451-1(lines 451 471) no Hoare annotation was computed. [2019-09-20 13:05:27,562 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))) [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 818 828) no Hoare annotation was computed. [2019-09-20 13:05:27,562 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))) [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 818 828) no Hoare annotation was computed. [2019-09-20 13:05:27,562 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 622 632) the Hoare annotation is: true [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 622 632) no Hoare annotation was computed. [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 622 632) no Hoare annotation was computed. [2019-09-20 13:05:27,562 INFO L446 ceAbstractionStarter]: At program point L627(line 627) the Hoare annotation is: true [2019-09-20 13:05:27,562 INFO L443 ceAbstractionStarter]: For program point L627-1(line 627) no Hoare annotation was computed. [2019-09-20 13:05:27,563 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))))) [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 614 621) no Hoare annotation was computed. [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 614 621) no Hoare annotation was computed. [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point L940(lines 940 946) no Hoare annotation was computed. [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 936 949) no Hoare annotation was computed. [2019-09-20 13:05:27,563 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 936 949) the Hoare annotation is: true [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 936 949) no Hoare annotation was computed. [2019-09-20 13:05:27,563 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)))))) [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point L600-1(lines 581 605) no Hoare annotation was computed. [2019-09-20 13:05:27,563 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 581 605) no Hoare annotation was computed. [2019-09-20 13:05:27,563 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)))))) [2019-09-20 13:05:27,564 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)))) [2019-09-20 13:05:27,564 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)))) [2019-09-20 13:05:27,564 INFO L443 ceAbstractionStarter]: For program point L589(lines 589 597) no Hoare annotation was computed. [2019-09-20 13:05:27,564 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)))) [2019-09-20 13:05:27,564 INFO L443 ceAbstractionStarter]: For program point L587-1(line 587) no Hoare annotation was computed. [2019-09-20 13:05:27,564 INFO L443 ceAbstractionStarter]: For program point L585(lines 585 602) no Hoare annotation was computed. [2019-09-20 13:05:27,564 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 521 527) no Hoare annotation was computed. [2019-09-20 13:05:27,564 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 521 527) the Hoare annotation is: true [2019-09-20 13:05:27,564 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)))) [2019-09-20 13:05:27,565 INFO L443 ceAbstractionStarter]: For program point L64(lines 63 108) no Hoare annotation was computed. [2019-09-20 13:05:27,565 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))) [2019-09-20 13:05:27,565 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 104) no Hoare annotation was computed. [2019-09-20 13:05:27,565 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 53 116) no Hoare annotation was computed. [2019-09-20 13:05:27,565 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)))) [2019-09-20 13:05:27,565 INFO L443 ceAbstractionStarter]: For program point L83(lines 83 89) no Hoare annotation was computed. [2019-09-20 13:05:27,565 INFO L443 ceAbstractionStarter]: For program point L83-1(lines 83 89) no Hoare annotation was computed. [2019-09-20 13:05:27,565 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)))) [2019-09-20 13:05:27,565 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)))) [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L73(lines 73 79) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L73-1(lines 73 79) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L65(lines 65 69) no Hoare annotation was computed. [2019-09-20 13:05:27,566 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))) [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L99(lines 99 103) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 53 116) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L411(lines 411 418) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 391 436) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 425) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 391 436) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point L405-1(lines 405 425) no Hoare annotation was computed. [2019-09-20 13:05:27,566 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 391 436) no Hoare annotation was computed. [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 950 958) no Hoare annotation was computed. [2019-09-20 13:05:27,567 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 950 958) the Hoare annotation is: true [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 950 958) no Hoare annotation was computed. [2019-09-20 13:05:27,567 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))) [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point L736-1(line 736) no Hoare annotation was computed. [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 751) no Hoare annotation was computed. [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point L734-1(lines 726 754) no Hoare annotation was computed. [2019-09-20 13:05:27,567 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))) [2019-09-20 13:05:27,567 INFO L443 ceAbstractionStarter]: For program point L732-1(line 732) no Hoare annotation was computed. [2019-09-20 13:05:27,568 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))) [2019-09-20 13:05:27,568 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)))))) [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 726 754) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point L739(lines 739 745) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point L738(lines 738 748) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 920) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point L912-2(lines 912 920) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 904 926) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 904 926) no Hoare annotation was computed. [2019-09-20 13:05:27,568 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 904 926) no Hoare annotation was computed. [2019-09-20 13:05:27,568 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))) [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 718 725) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 718 725) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L353(line 353) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L353-1(line 353) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 288 390) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L312(lines 312 316) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L376(lines 376 387) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L339(lines 339 343) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L337-2(lines 337 357) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L358(lines 336 359) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 288 390) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L317(lines 317 333) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L377(lines 377 384) no Hoare annotation was computed. [2019-09-20 13:05:27,569 INFO L443 ceAbstractionStarter]: For program point L338(lines 337 357) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 288 390) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point L369(line 369) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point L369-1(line 369) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point L334(lines 334 375) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 961 970) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 961 970) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 961 970) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 606 613) no Hoare annotation was computed. [2019-09-20 13:05:27,570 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 606 613) no Hoare annotation was computed. [2019-09-20 13:05:27,571 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))))) [2019-09-20 13:05:27,571 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 678 696) no Hoare annotation was computed. [2019-09-20 13:05:27,571 INFO L443 ceAbstractionStarter]: For program point L687(lines 687 691) no Hoare annotation was computed. [2019-09-20 13:05:27,571 INFO L446 ceAbstractionStarter]: At program point L685(line 685) the Hoare annotation is: true [2019-09-20 13:05:27,571 INFO L443 ceAbstractionStarter]: For program point L687-2(lines 687 691) no Hoare annotation was computed. [2019-09-20 13:05:27,571 INFO L443 ceAbstractionStarter]: For program point L685-1(line 685) no Hoare annotation was computed. [2019-09-20 13:05:27,571 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 678 696) the Hoare annotation is: true [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 678 696) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 927 935) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 927 935) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 927 935) no Hoare annotation was computed. [2019-09-20 13:05:27,572 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)))) [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 883 894) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,572 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,573 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,573 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)))) [2019-09-20 13:05:27,573 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)))) [2019-09-20 13:05:27,573 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)))) [2019-09-20 13:05:27,573 INFO L443 ceAbstractionStarter]: For program point L501(lines 500 519) no Hoare annotation was computed. [2019-09-20 13:05:27,573 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)))) [2019-09-20 13:05:27,573 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 497 520) no Hoare annotation was computed. [2019-09-20 13:05:27,573 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 497 520) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point L768(line 768) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 757 786) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point L767-2(lines 767 781) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 757 786) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point L763-1(line 763) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point L782(lines 757 786) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point L778(line 778) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point L771(lines 771 775) no Hoare annotation was computed. [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point L771-1(lines 771 775) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 895 903) the Hoare annotation is: true [2019-09-20 13:05:27,574 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 895 903) no Hoare annotation was computed. [2019-09-20 13:05:27,575 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 895 903) no Hoare annotation was computed. [2019-09-20 13:05:27,575 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)))))) [2019-09-20 13:05:27,575 INFO L443 ceAbstractionStarter]: For program point L863-1(lines 859 870) no Hoare annotation was computed. [2019-09-20 13:05:27,575 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 859 870) no Hoare annotation was computed. [2019-09-20 13:05:27,575 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 811 817) no Hoare annotation was computed. [2019-09-20 13:05:27,575 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 811 817) the Hoare annotation is: true [2019-09-20 13:05:27,575 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,575 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-09-20 13:05:27,576 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-20 13:05:27,576 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-20 13:05:27,576 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)))))) [2019-09-20 13:05:27,576 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)))))) [2019-09-20 13:05:27,576 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 529 553) no Hoare annotation was computed. [2019-09-20 13:05:27,576 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)))) [2019-09-20 13:05:27,576 INFO L443 ceAbstractionStarter]: For program point L537(lines 537 545) no Hoare annotation was computed. [2019-09-20 13:05:27,577 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)))))) [2019-09-20 13:05:27,577 INFO L443 ceAbstractionStarter]: For program point L535-1(line 535) no Hoare annotation was computed. [2019-09-20 13:05:27,577 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 550) no Hoare annotation was computed. [2019-09-20 13:05:27,577 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)))) [2019-09-20 13:05:27,577 INFO L443 ceAbstractionStarter]: For program point L548-1(lines 529 553) no Hoare annotation was computed. [2019-09-20 13:05:27,577 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 871 882) no Hoare annotation was computed. [2019-09-20 13:05:27,577 INFO L443 ceAbstractionStarter]: For program point L875-1(lines 871 882) no Hoare annotation was computed. [2019-09-20 13:05:27,578 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)))) [2019-09-20 13:05:27,578 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:05:27,578 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-09-20 13:05:27,578 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-09-20 13:05:27,578 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-09-20 13:05:27,578 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)))))) [2019-09-20 13:05:27,578 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 555 579) no Hoare annotation was computed. [2019-09-20 13:05:27,578 INFO L443 ceAbstractionStarter]: For program point L574-1(lines 555 579) no Hoare annotation was computed. [2019-09-20 13:05:27,579 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)))))) [2019-09-20 13:05:27,579 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)))) [2019-09-20 13:05:27,579 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)))) [2019-09-20 13:05:27,579 INFO L443 ceAbstractionStarter]: For program point L563(lines 563 571) no Hoare annotation was computed. [2019-09-20 13:05:27,579 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)))) [2019-09-20 13:05:27,579 INFO L443 ceAbstractionStarter]: For program point L561-1(line 561) no Hoare annotation was computed. [2019-09-20 13:05:27,579 INFO L443 ceAbstractionStarter]: For program point L559(lines 559 576) no Hoare annotation was computed. [2019-09-20 13:05:27,594 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:05:27 BoogieIcfgContainer [2019-09-20 13:05:27,594 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:05:27,596 INFO L168 Benchmark]: Toolchain (without parser) took 19990.26 ms. Allocated memory was 134.7 MB in the beginning and 516.4 MB in the end (delta: 381.7 MB). Free memory was 83.9 MB in the beginning and 254.1 MB in the end (delta: -170.1 MB). Peak memory consumption was 395.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,597 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 134.7 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,598 INFO L168 Benchmark]: CACSL2BoogieTranslator took 891.44 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 83.7 MB in the beginning and 164.1 MB in the end (delta: -80.4 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,599 INFO L168 Benchmark]: Boogie Preprocessor took 127.54 ms. Allocated memory is still 199.8 MB. Free memory was 164.1 MB in the beginning and 159.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,601 INFO L168 Benchmark]: RCFGBuilder took 1205.50 ms. Allocated memory was 199.8 MB in the beginning and 219.7 MB in the end (delta: 19.9 MB). Free memory was 159.6 MB in the beginning and 187.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,605 INFO L168 Benchmark]: TraceAbstraction took 17758.60 ms. Allocated memory was 219.7 MB in the beginning and 516.4 MB in the end (delta: 296.7 MB). Free memory was 185.8 MB in the beginning and 254.1 MB in the end (delta: -68.2 MB). Peak memory consumption was 412.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:05:27,614 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 134.7 MB. Free memory was 103.8 MB in the beginning and 103.5 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 891.44 ms. Allocated memory was 134.7 MB in the beginning and 199.8 MB in the end (delta: 65.0 MB). Free memory was 83.7 MB in the beginning and 164.1 MB in the end (delta: -80.4 MB). Peak memory consumption was 22.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.54 ms. Allocated memory is still 199.8 MB. Free memory was 164.1 MB in the beginning and 159.6 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1205.50 ms. Allocated memory was 199.8 MB in the beginning and 219.7 MB in the end (delta: 19.9 MB). Free memory was 159.6 MB in the beginning and 187.2 MB in the end (delta: -27.6 MB). Peak memory consumption was 93.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17758.60 ms. Allocated memory was 219.7 MB in the beginning and 516.4 MB in the end (delta: 296.7 MB). Free memory was 185.8 MB in the beginning and 254.1 MB in the end (delta: -68.2 MB). Peak memory consumption was 412.3 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, 17.6s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 5.3s AutomataDifference, 0.0s DeadEndRemovalTime, 8.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2470 SDtfs, 1757 SDslu, 6730 SDs, 0 SdLazy, 2806 SolverSat, 541 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.5s 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, 1.2s HoareSimplificationTime, 67 FomulaSimplificationsInter, 20414 FormulaSimplificationTreeSizeReductionInter, 6.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.7s 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...