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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-efa34d5 [2019-09-16 16:35:00,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-16 16:35:00,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-16 16:35:00,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-16 16:35:00,869 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-16 16:35:00,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-16 16:35:00,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-16 16:35:00,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-16 16:35:00,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-16 16:35:00,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-16 16:35:00,876 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-16 16:35:00,878 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-16 16:35:00,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-16 16:35:00,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-16 16:35:00,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-16 16:35:00,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-16 16:35:00,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-16 16:35:00,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-16 16:35:00,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-16 16:35:00,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-16 16:35:00,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-16 16:35:00,889 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-16 16:35:00,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-16 16:35:00,890 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-16 16:35:00,893 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-16 16:35:00,893 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-16 16:35:00,893 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-16 16:35:00,894 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-16 16:35:00,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-16 16:35:00,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-16 16:35:00,896 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-16 16:35:00,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-16 16:35:00,897 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-16 16:35:00,898 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-16 16:35:00,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-16 16:35:00,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-16 16:35:00,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-16 16:35:00,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-16 16:35:00,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-16 16:35:00,901 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-16 16:35:00,902 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-16 16:35:00,902 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 [2019-09-16 16:35:00,916 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-16 16:35:00,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-16 16:35:00,918 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-16 16:35:00,918 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-16 16:35:00,918 INFO L138 SettingsManager]: * Use SBE=true [2019-09-16 16:35:00,918 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-16 16:35:00,919 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-16 16:35:00,919 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-16 16:35:00,919 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-16 16:35:00,919 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-16 16:35:00,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-16 16:35:00,920 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-16 16:35:00,920 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-16 16:35:00,920 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-16 16:35:00,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-16 16:35:00,920 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-16 16:35:00,921 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-16 16:35:00,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-16 16:35:00,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-16 16:35:00,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-16 16:35:00,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-16 16:35:00,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-16 16:35:00,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-16 16:35:00,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-16 16:35:00,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-16 16:35:00,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-16 16:35:00,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-16 16:35:00,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-16 16:35:00,923 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-16 16:35:00,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-16 16:35:00,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-16 16:35:00,983 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-16 16:35:00,984 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-16 16:35:00,985 INFO L275 PluginConnector]: CDTParser initialized [2019-09-16 16:35:00,985 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-16 16:35:01,050 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e2e8154/a148b76d384745839aa2ff2eaa693ecf/FLAGb91ae526c [2019-09-16 16:35:01,551 INFO L306 CDTParser]: Found 1 translation units. [2019-09-16 16:35:01,552 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product37.cil.c [2019-09-16 16:35:01,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e2e8154/a148b76d384745839aa2ff2eaa693ecf/FLAGb91ae526c [2019-09-16 16:35:01,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90e2e8154/a148b76d384745839aa2ff2eaa693ecf [2019-09-16 16:35:01,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-16 16:35:01,834 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-16 16:35:01,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:01,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-16 16:35:01,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-16 16:35:01,840 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:01" (1/1) ... [2019-09-16 16:35:01,843 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eee4ced and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:01, skipping insertion in model container [2019-09-16 16:35:01,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.09 04:35:01" (1/1) ... [2019-09-16 16:35:01,849 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-16 16:35:01,889 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-16 16:35:02,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:02,363 INFO L188 MainTranslator]: Completed pre-run [2019-09-16 16:35:02,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-16 16:35:02,512 INFO L192 MainTranslator]: Completed translation [2019-09-16 16:35:02,512 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02 WrapperNode [2019-09-16 16:35:02,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-16 16:35:02,513 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-16 16:35:02,514 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-16 16:35:02,514 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-16 16:35:02,528 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,553 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,586 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,597 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (1/1) ... [2019-09-16 16:35:02,610 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-16 16:35:02,611 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-16 16:35:02,611 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-16 16:35:02,611 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-16 16:35:02,612 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (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 [2019-09-16 16:35:02,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-16 16:35:02,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-16 16:35:02,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:02,672 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-16 16:35:02,672 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-09-16 16:35:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-16 16:35:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-16 16:35:02,673 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-16 16:35:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-16 16:35:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-16 16:35:02,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-16 16:35:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-09-16 16:35:02,675 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-16 16:35:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:02,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-16 16:35:02,678 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-16 16:35:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-16 16:35:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-16 16:35:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-16 16:35:02,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-16 16:35:02,681 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-16 16:35:02,682 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-16 16:35:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-16 16:35:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-16 16:35:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-16 16:35:02,683 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-16 16:35:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-16 16:35:02,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-16 16:35:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-16 16:35:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-16 16:35:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-16 16:35:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-16 16:35:02,684 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-09-16 16:35:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-16 16:35:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-16 16:35:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-16 16:35:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-16 16:35:02,685 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-16 16:35:02,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2019-09-16 16:35:02,687 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-16 16:35:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-16 16:35:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-16 16:35:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-16 16:35:02,688 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-16 16:35:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-16 16:35:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-16 16:35:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-16 16:35:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-16 16:35:02,689 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-16 16:35:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-16 16:35:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-16 16:35:02,690 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-16 16:35:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-16 16:35:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-16 16:35:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-16 16:35:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-16 16:35:02,691 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-16 16:35:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-16 16:35:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-16 16:35:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-16 16:35:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-16 16:35:02,692 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-16 16:35:02,693 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-16 16:35:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-16 16:35:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-16 16:35:02,694 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-16 16:35:02,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-16 16:35:03,821 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-16 16:35:03,822 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-16 16:35:03,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:03 BoogieIcfgContainer [2019-09-16 16:35:03,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-16 16:35:03,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-16 16:35:03,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-16 16:35:03,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-16 16:35:03,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.09 04:35:01" (1/3) ... [2019-09-16 16:35:03,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6508af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:03, skipping insertion in model container [2019-09-16 16:35:03,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.09 04:35:02" (2/3) ... [2019-09-16 16:35:03,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3b6508af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.09 04:35:03, skipping insertion in model container [2019-09-16 16:35:03,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.09 04:35:03" (3/3) ... [2019-09-16 16:35:03,835 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product37.cil.c [2019-09-16 16:35:03,846 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-16 16:35:03,858 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-16 16:35:03,874 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-16 16:35:03,926 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-09-16 16:35:03,927 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-16 16:35:03,927 INFO L378 AbstractCegarLoop]: Hoare is true [2019-09-16 16:35:03,927 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-16 16:35:03,928 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-16 16:35:03,928 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-16 16:35:03,928 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-16 16:35:03,928 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-16 16:35:03,928 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-16 16:35:03,954 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2019-09-16 16:35:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-09-16 16:35:03,964 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:03,965 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] [2019-09-16 16:35:03,967 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:03,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:03,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1991715745, now seen corresponding path program 1 times [2019-09-16 16:35:03,976 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:03,977 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:04,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,038 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:04,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:04,346 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:04,351 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:04,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-16 16:35:04,356 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-16 16:35:04,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-16 16:35:04,373 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-16 16:35:04,376 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 2 states. [2019-09-16 16:35:04,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:04,444 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2019-09-16 16:35:04,444 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-16 16:35:04,445 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2019-09-16 16:35:04,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:04,459 INFO L225 Difference]: With dead ends: 252 [2019-09-16 16:35:04,459 INFO L226 Difference]: Without dead ends: 128 [2019-09-16 16:35:04,464 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 [2019-09-16 16:35:04,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2019-09-16 16:35:04,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2019-09-16 16:35:04,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2019-09-16 16:35:04,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2019-09-16 16:35:04,526 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2019-09-16 16:35:04,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:04,527 INFO L475 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2019-09-16 16:35:04,527 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-16 16:35:04,527 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2019-09-16 16:35:04,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-16 16:35:04,530 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:04,531 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] [2019-09-16 16:35:04,531 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:04,531 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:04,532 INFO L82 PathProgramCache]: Analyzing trace with hash -392602955, now seen corresponding path program 1 times [2019-09-16 16:35:04,532 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:04,532 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:04,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,535 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:04,535 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:04,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:04,704 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:04,704 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:04,706 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:04,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:04,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:04,708 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2019-09-16 16:35:04,741 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:04,741 INFO L93 Difference]: Finished difference Result 201 states and 237 transitions. [2019-09-16 16:35:04,742 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:04,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2019-09-16 16:35:04,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:04,744 INFO L225 Difference]: With dead ends: 201 [2019-09-16 16:35:04,745 INFO L226 Difference]: Without dead ends: 119 [2019-09-16 16:35:04,746 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 [2019-09-16 16:35:04,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-09-16 16:35:04,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-09-16 16:35:04,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-09-16 16:35:04,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2019-09-16 16:35:04,761 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2019-09-16 16:35:04,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:04,761 INFO L475 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2019-09-16 16:35:04,761 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:04,762 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2019-09-16 16:35:04,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2019-09-16 16:35:04,764 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:04,764 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] [2019-09-16 16:35:04,764 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:04,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:04,765 INFO L82 PathProgramCache]: Analyzing trace with hash -368031557, now seen corresponding path program 1 times [2019-09-16 16:35:04,765 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:04,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:04,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:04,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:04,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:04,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:04,935 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:04,936 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:04,938 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:04,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:04,939 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:04,939 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 3 states. [2019-09-16 16:35:04,975 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:04,976 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2019-09-16 16:35:04,977 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:04,977 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2019-09-16 16:35:04,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:04,983 INFO L225 Difference]: With dead ends: 210 [2019-09-16 16:35:04,985 INFO L226 Difference]: Without dead ends: 119 [2019-09-16 16:35:04,987 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 [2019-09-16 16:35:04,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2019-09-16 16:35:05,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2019-09-16 16:35:05,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2019-09-16 16:35:05,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2019-09-16 16:35:05,007 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 56 [2019-09-16 16:35:05,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:05,007 INFO L475 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2019-09-16 16:35:05,008 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:05,008 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2019-09-16 16:35:05,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2019-09-16 16:35:05,010 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:05,011 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] [2019-09-16 16:35:05,011 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:05,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:05,013 INFO L82 PathProgramCache]: Analyzing trace with hash 1230357120, now seen corresponding path program 1 times [2019-09-16 16:35:05,013 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:05,013 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:05,015 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:05,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:05,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:05,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:05,157 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:05,157 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:05,157 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-09-16 16:35:05,158 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-09-16 16:35:05,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-09-16 16:35:05,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-09-16 16:35:05,159 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 5 states. [2019-09-16 16:35:05,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:05,773 INFO L93 Difference]: Finished difference Result 306 states and 373 transitions. [2019-09-16 16:35:05,774 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-09-16 16:35:05,774 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 69 [2019-09-16 16:35:05,774 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:05,778 INFO L225 Difference]: With dead ends: 306 [2019-09-16 16:35:05,778 INFO L226 Difference]: Without dead ends: 215 [2019-09-16 16:35:05,779 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:05,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2019-09-16 16:35:05,831 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 197. [2019-09-16 16:35:05,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 197 states. [2019-09-16 16:35:05,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 227 transitions. [2019-09-16 16:35:05,833 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 227 transitions. Word has length 69 [2019-09-16 16:35:05,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:05,834 INFO L475 AbstractCegarLoop]: Abstraction has 197 states and 227 transitions. [2019-09-16 16:35:05,834 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-09-16 16:35:05,834 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 227 transitions. [2019-09-16 16:35:05,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2019-09-16 16:35:05,839 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:05,840 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] [2019-09-16 16:35:05,840 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:05,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:05,841 INFO L82 PathProgramCache]: Analyzing trace with hash 810215565, now seen corresponding path program 1 times [2019-09-16 16:35:05,842 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:05,842 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:05,847 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:05,848 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:05,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:05,994 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:05,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:05,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:05,995 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:05,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:05,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:05,996 INFO L87 Difference]: Start difference. First operand 197 states and 227 transitions. Second operand 6 states. [2019-09-16 16:35:06,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:06,228 INFO L93 Difference]: Finished difference Result 517 states and 617 transitions. [2019-09-16 16:35:06,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:06,230 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 83 [2019-09-16 16:35:06,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:06,235 INFO L225 Difference]: With dead ends: 517 [2019-09-16 16:35:06,235 INFO L226 Difference]: Without dead ends: 348 [2019-09-16 16:35:06,237 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 [2019-09-16 16:35:06,238 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2019-09-16 16:35:06,285 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 342. [2019-09-16 16:35:06,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 342 states. [2019-09-16 16:35:06,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 342 states and 394 transitions. [2019-09-16 16:35:06,291 INFO L78 Accepts]: Start accepts. Automaton has 342 states and 394 transitions. Word has length 83 [2019-09-16 16:35:06,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:06,292 INFO L475 AbstractCegarLoop]: Abstraction has 342 states and 394 transitions. [2019-09-16 16:35:06,293 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:06,293 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 394 transitions. [2019-09-16 16:35:06,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2019-09-16 16:35:06,301 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:06,302 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] [2019-09-16 16:35:06,302 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:06,303 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:06,303 INFO L82 PathProgramCache]: Analyzing trace with hash -1817856655, now seen corresponding path program 1 times [2019-09-16 16:35:06,303 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:06,303 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:06,307 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:06,307 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:06,308 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:06,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:06,496 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:06,496 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-16 16:35:06,497 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-16 16:35:06,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-16 16:35:06,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-09-16 16:35:06,498 INFO L87 Difference]: Start difference. First operand 342 states and 394 transitions. Second operand 7 states. [2019-09-16 16:35:07,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:07,213 INFO L93 Difference]: Finished difference Result 685 states and 812 transitions. [2019-09-16 16:35:07,213 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-09-16 16:35:07,213 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 87 [2019-09-16 16:35:07,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:07,217 INFO L225 Difference]: With dead ends: 685 [2019-09-16 16:35:07,217 INFO L226 Difference]: Without dead ends: 371 [2019-09-16 16:35:07,220 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-09-16 16:35:07,221 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2019-09-16 16:35:07,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 341. [2019-09-16 16:35:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 341 states. [2019-09-16 16:35:07,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 391 transitions. [2019-09-16 16:35:07,251 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 391 transitions. Word has length 87 [2019-09-16 16:35:07,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:07,251 INFO L475 AbstractCegarLoop]: Abstraction has 341 states and 391 transitions. [2019-09-16 16:35:07,251 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-16 16:35:07,252 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 391 transitions. [2019-09-16 16:35:07,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-16 16:35:07,253 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:07,253 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] [2019-09-16 16:35:07,254 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:07,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:07,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1046149773, now seen corresponding path program 1 times [2019-09-16 16:35:07,254 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:07,254 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:07,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:07,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:07,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:07,333 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:07,333 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-16 16:35:07,334 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-16 16:35:07,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-16 16:35:07,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-16 16:35:07,335 INFO L87 Difference]: Start difference. First operand 341 states and 391 transitions. Second operand 6 states. [2019-09-16 16:35:07,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:07,389 INFO L93 Difference]: Finished difference Result 664 states and 774 transitions. [2019-09-16 16:35:07,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:07,389 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-09-16 16:35:07,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:07,393 INFO L225 Difference]: With dead ends: 664 [2019-09-16 16:35:07,393 INFO L226 Difference]: Without dead ends: 351 [2019-09-16 16:35:07,394 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 [2019-09-16 16:35:07,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 351 states. [2019-09-16 16:35:07,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 351 to 351. [2019-09-16 16:35:07,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 351 states. [2019-09-16 16:35:07,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 351 states and 401 transitions. [2019-09-16 16:35:07,434 INFO L78 Accepts]: Start accepts. Automaton has 351 states and 401 transitions. Word has length 88 [2019-09-16 16:35:07,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:07,435 INFO L475 AbstractCegarLoop]: Abstraction has 351 states and 401 transitions. [2019-09-16 16:35:07,435 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-16 16:35:07,435 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 401 transitions. [2019-09-16 16:35:07,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-16 16:35:07,437 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:07,437 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] [2019-09-16 16:35:07,437 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:07,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:07,438 INFO L82 PathProgramCache]: Analyzing trace with hash 1747749647, now seen corresponding path program 1 times [2019-09-16 16:35:07,438 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:07,438 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:07,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,441 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:07,441 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:07,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:07,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:07,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-09-16 16:35:07,551 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:07,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:07,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:07,551 INFO L87 Difference]: Start difference. First operand 351 states and 401 transitions. Second operand 8 states. [2019-09-16 16:35:07,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:07,599 INFO L93 Difference]: Finished difference Result 688 states and 808 transitions. [2019-09-16 16:35:07,599 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-09-16 16:35:07,600 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2019-09-16 16:35:07,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:07,604 INFO L225 Difference]: With dead ends: 688 [2019-09-16 16:35:07,604 INFO L226 Difference]: Without dead ends: 365 [2019-09-16 16:35:07,607 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 [2019-09-16 16:35:07,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2019-09-16 16:35:07,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 359. [2019-09-16 16:35:07,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 359 states. [2019-09-16 16:35:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 359 states and 409 transitions. [2019-09-16 16:35:07,637 INFO L78 Accepts]: Start accepts. Automaton has 359 states and 409 transitions. Word has length 88 [2019-09-16 16:35:07,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:07,637 INFO L475 AbstractCegarLoop]: Abstraction has 359 states and 409 transitions. [2019-09-16 16:35:07,638 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:07,638 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 409 transitions. [2019-09-16 16:35:07,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-09-16 16:35:07,642 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:07,642 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] [2019-09-16 16:35:07,643 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:07,643 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:07,643 INFO L82 PathProgramCache]: Analyzing trace with hash -821736752, now seen corresponding path program 1 times [2019-09-16 16:35:07,643 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:07,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:07,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,646 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:07,646 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:07,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:07,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:07,744 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:07,744 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-09-16 16:35:07,745 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-09-16 16:35:07,745 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-09-16 16:35:07,745 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-09-16 16:35:07,745 INFO L87 Difference]: Start difference. First operand 359 states and 409 transitions. Second operand 4 states. [2019-09-16 16:35:08,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:08,005 INFO L93 Difference]: Finished difference Result 1076 states and 1296 transitions. [2019-09-16 16:35:08,005 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-09-16 16:35:08,005 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2019-09-16 16:35:08,006 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:08,013 INFO L225 Difference]: With dead ends: 1076 [2019-09-16 16:35:08,014 INFO L226 Difference]: Without dead ends: 745 [2019-09-16 16:35:08,016 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 [2019-09-16 16:35:08,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 745 states. [2019-09-16 16:35:08,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 745 to 483. [2019-09-16 16:35:08,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 483 states. [2019-09-16 16:35:08,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 483 states and 546 transitions. [2019-09-16 16:35:08,063 INFO L78 Accepts]: Start accepts. Automaton has 483 states and 546 transitions. Word has length 88 [2019-09-16 16:35:08,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:08,065 INFO L475 AbstractCegarLoop]: Abstraction has 483 states and 546 transitions. [2019-09-16 16:35:08,065 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-09-16 16:35:08,065 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 546 transitions. [2019-09-16 16:35:08,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-09-16 16:35:08,068 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:08,068 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] [2019-09-16 16:35:08,069 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:08,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:08,069 INFO L82 PathProgramCache]: Analyzing trace with hash -1708334166, now seen corresponding path program 1 times [2019-09-16 16:35:08,069 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:08,069 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:08,072 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,073 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:08,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:08,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:08,144 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-16 16:35:08,144 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-16 16:35:08,145 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-16 16:35:08,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-16 16:35:08,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-16 16:35:08,146 INFO L87 Difference]: Start difference. First operand 483 states and 546 transitions. Second operand 3 states. [2019-09-16 16:35:08,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:08,204 INFO L93 Difference]: Finished difference Result 744 states and 856 transitions. [2019-09-16 16:35:08,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-16 16:35:08,205 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2019-09-16 16:35:08,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:08,209 INFO L225 Difference]: With dead ends: 744 [2019-09-16 16:35:08,209 INFO L226 Difference]: Without dead ends: 741 [2019-09-16 16:35:08,210 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 [2019-09-16 16:35:08,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 741 states. [2019-09-16 16:35:08,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 741 to 619. [2019-09-16 16:35:08,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 619 states. [2019-09-16 16:35:08,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 710 transitions. [2019-09-16 16:35:08,251 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 710 transitions. Word has length 92 [2019-09-16 16:35:08,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:08,252 INFO L475 AbstractCegarLoop]: Abstraction has 619 states and 710 transitions. [2019-09-16 16:35:08,252 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-16 16:35:08,252 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 710 transitions. [2019-09-16 16:35:08,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-16 16:35:08,255 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:08,256 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:08,256 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:08,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:08,257 INFO L82 PathProgramCache]: Analyzing trace with hash 1546611492, now seen corresponding path program 1 times [2019-09-16 16:35:08,257 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:08,257 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:08,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,260 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:08,260 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:08,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:08,460 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2019-09-16 16:35:08,460 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:08,461 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 [2019-09-16 16:35:08,546 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:08,695 INFO L256 TraceCheckSpWp]: Trace formula consists of 900 conjuncts, 9 conjunts are in the unsatisfiable core [2019-09-16 16:35:08,713 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:09,018 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-09-16 16:35:09,025 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:09,025 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2019-09-16 16:35:09,026 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-09-16 16:35:09,026 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-09-16 16:35:09,027 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2019-09-16 16:35:09,028 INFO L87 Difference]: Start difference. First operand 619 states and 710 transitions. Second operand 19 states. [2019-09-16 16:35:10,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:10,578 INFO L93 Difference]: Finished difference Result 1147 states and 1326 transitions. [2019-09-16 16:35:10,579 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-09-16 16:35:10,579 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2019-09-16 16:35:10,580 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:10,583 INFO L225 Difference]: With dead ends: 1147 [2019-09-16 16:35:10,583 INFO L226 Difference]: Without dead ends: 556 [2019-09-16 16:35:10,586 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2019-09-16 16:35:10,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 556 states. [2019-09-16 16:35:10,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 556 to 527. [2019-09-16 16:35:10,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 527 states. [2019-09-16 16:35:10,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 527 states and 595 transitions. [2019-09-16 16:35:10,621 INFO L78 Accepts]: Start accepts. Automaton has 527 states and 595 transitions. Word has length 150 [2019-09-16 16:35:10,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:10,622 INFO L475 AbstractCegarLoop]: Abstraction has 527 states and 595 transitions. [2019-09-16 16:35:10,622 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-09-16 16:35:10,622 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 595 transitions. [2019-09-16 16:35:10,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2019-09-16 16:35:10,625 INFO L399 BasicCegarLoop]: Found error trace [2019-09-16 16:35:10,625 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-16 16:35:10,626 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-16 16:35:10,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-16 16:35:10,626 INFO L82 PathProgramCache]: Analyzing trace with hash 182941043, now seen corresponding path program 1 times [2019-09-16 16:35:10,626 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-09-16 16:35:10,626 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-09-16 16:35:10,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,629 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,629 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-16 16:35:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,741 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2019-09-16 16:35:10,742 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-16 16:35:10,742 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 [2019-09-16 16:35:10,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-16 16:35:10,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-16 16:35:10,963 INFO L256 TraceCheckSpWp]: Trace formula consists of 904 conjuncts, 4 conjunts are in the unsatisfiable core [2019-09-16 16:35:10,970 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-09-16 16:35:11,002 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-16 16:35:11,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-16 16:35:11,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2019-09-16 16:35:11,008 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-09-16 16:35:11,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-09-16 16:35:11,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:11,009 INFO L87 Difference]: Start difference. First operand 527 states and 595 transitions. Second operand 8 states. [2019-09-16 16:35:11,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-16 16:35:11,275 INFO L93 Difference]: Finished difference Result 843 states and 961 transitions. [2019-09-16 16:35:11,275 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-16 16:35:11,275 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2019-09-16 16:35:11,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-16 16:35:11,276 INFO L225 Difference]: With dead ends: 843 [2019-09-16 16:35:11,276 INFO L226 Difference]: Without dead ends: 0 [2019-09-16 16:35:11,279 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-09-16 16:35:11,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-16 16:35:11,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-16 16:35:11,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-16 16:35:11,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-16 16:35:11,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2019-09-16 16:35:11,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-16 16:35:11,280 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-16 16:35:11,280 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-09-16 16:35:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-16 16:35:11,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-16 16:35:11,286 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-09-16 16:35:11,990 WARN L191 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 29 [2019-09-16 16:35:12,234 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 25 [2019-09-16 16:35:12,600 WARN L191 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 41 [2019-09-16 16:35:12,733 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-16 16:35:12,927 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2019-09-16 16:35:13,102 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-16 16:35:13,411 WARN L191 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 39 [2019-09-16 16:35:13,579 WARN L191 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 28 [2019-09-16 16:35:13,726 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 28 [2019-09-16 16:35:13,904 WARN L191 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 26 [2019-09-16 16:35:14,008 WARN L191 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 55 DAG size of output: 24 [2019-09-16 16:35:14,143 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 26 [2019-09-16 16:35:14,304 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 27 [2019-09-16 16:35:14,681 WARN L191 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 39 [2019-09-16 16:35:14,804 WARN L191 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-16 16:35:14,950 WARN L191 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 33 [2019-09-16 16:35:15,393 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 27 [2019-09-16 16:35:15,603 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 29 [2019-09-16 16:35:15,776 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2019-09-16 16:35:15,921 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 28 [2019-09-16 16:35:16,085 WARN L191 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-09-16 16:35:16,370 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 30 [2019-09-16 16:35:16,527 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 27 [2019-09-16 16:35:16,530 INFO L443 ceAbstractionStarter]: For program point L539(lines 516 540) no Hoare annotation was computed. [2019-09-16 16:35:16,530 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 492 547) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L523(lines 523 527) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L523-1(lines 523 527) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 492 547) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L518(line 518) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L517-2(lines 517 538) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 492 547) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L574-2(lines 574 599) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L600(lines 573 601) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 548 607) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L593(line 593) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point L593-1(line 593) no Hoare annotation was computed. [2019-09-16 16:35:16,531 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 548 607) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 548 607) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L443 ceAbstractionStarter]: For program point L580(lines 580 584) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L443 ceAbstractionStarter]: For program point L580-1(lines 580 584) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 924 930) the Hoare annotation is: true [2019-09-16 16:35:16,532 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 924 930) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 931 939) no Hoare annotation was computed. [2019-09-16 16:35:16,532 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 931 939) the Hoare annotation is: true [2019-09-16 16:35:16,533 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 931 939) no Hoare annotation was computed. [2019-09-16 16:35:16,533 INFO L439 ceAbstractionStarter]: At program point L894(line 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,533 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 882 904) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,533 INFO L439 ceAbstractionStarter]: At program point L894-1(line 894) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~8 1) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,533 INFO L443 ceAbstractionStarter]: For program point L892(lines 892 899) no Hoare annotation was computed. [2019-09-16 16:35:16,534 INFO L443 ceAbstractionStarter]: For program point L892-1(lines 892 899) no Hoare annotation was computed. [2019-09-16 16:35:16,534 INFO L443 ceAbstractionStarter]: For program point L890(line 890) no Hoare annotation was computed. [2019-09-16 16:35:16,534 INFO L439 ceAbstractionStarter]: At program point L889(line 889) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,534 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 882 904) no Hoare annotation was computed. [2019-09-16 16:35:16,534 INFO L439 ceAbstractionStarter]: At program point L888(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,534 INFO L439 ceAbstractionStarter]: At program point L888-1(line 888) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 882 904) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 837 860) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 837 860) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 837 860) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2019-09-16 16:35:16,535 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2019-09-16 16:35:16,536 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 163 171) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 163 171) the Hoare annotation is: true [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 163 171) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L191(lines 191 199) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L191-2(lines 191 199) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L179(lines 179 187) no Hoare annotation was computed. [2019-09-16 16:35:16,537 INFO L443 ceAbstractionStarter]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 172 207) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point L202-1(line 202) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 172 207) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 172 207) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 917 923) no Hoare annotation was computed. [2019-09-16 16:35:16,538 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 917 923) the Hoare annotation is: true [2019-09-16 16:35:16,538 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 446 491) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 446 491) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 446 491) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 759 804) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point L779(lines 779 786) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 759 804) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 759 804) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 793) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L443 ceAbstractionStarter]: For program point L773-1(lines 773 793) no Hoare annotation was computed. [2019-09-16 16:35:16,539 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 868 878) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,540 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 868 878) no Hoare annotation was computed. [2019-09-16 16:35:16,540 INFO L439 ceAbstractionStarter]: At program point L873(line 873) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,540 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 868 878) no Hoare annotation was computed. [2019-09-16 16:35:16,540 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 152 162) the Hoare annotation is: true [2019-09-16 16:35:16,540 INFO L446 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2019-09-16 16:35:16,540 INFO L443 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2019-09-16 16:35:16,540 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 152 162) no Hoare annotation was computed. [2019-09-16 16:35:16,540 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 152 162) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 144 151) the Hoare annotation is: (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) (or (not (= ~methaneLevelCritical~0 1)) (not (<= 1 ~systemActive~0)))) [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 144 151) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 144 151) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 416 429) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point L420(lines 420 426) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 416 429) the Hoare annotation is: true [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 416 429) no Hoare annotation was computed. [2019-09-16 16:35:16,541 INFO L443 ceAbstractionStarter]: For program point L130-1(lines 111 135) no Hoare annotation was computed. [2019-09-16 16:35:16,542 INFO L439 ceAbstractionStarter]: At program point L125(line 125) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse3 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse4) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1)) .cse0 .cse2 .cse4) (or .cse1 .cse3 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-16 16:35:16,542 INFO L439 ceAbstractionStarter]: At program point L121(line 121) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~systemActive~0)))) (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse4))) (and (or .cse0 .cse1) (or (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~1) (= ~pumpRunning~0 1)) .cse2 (or .cse3 .cse4)) (or .cse2 .cse4 .cse1) (or .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-16 16:35:16,542 INFO L443 ceAbstractionStarter]: For program point L119(lines 119 127) no Hoare annotation was computed. [2019-09-16 16:35:16,542 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 111 135) no Hoare annotation was computed. [2019-09-16 16:35:16,542 INFO L439 ceAbstractionStarter]: At program point L117(line 117) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~systemActive~0)))) (let ((.cse2 (= ~pumpRunning~0 1)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse5))) (and (or .cse0 .cse1) (or .cse2 .cse3 (or .cse4 .cse5)) (or .cse2 .cse3 .cse5 .cse1) (or .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-16 16:35:16,542 INFO L443 ceAbstractionStarter]: For program point L117-1(line 117) no Hoare annotation was computed. [2019-09-16 16:35:16,543 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 111 135) the Hoare annotation is: (let ((.cse7 (= 0 |old(~pumpRunning~0)|)) (.cse8 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (= ~pumpRunning~0 0)) (.cse2 (or (not .cse7) .cse8)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse6 (or .cse7 .cse8)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methAndRunningLastTime~0 0))) (or .cse1 .cse2 .cse3) (or .cse4 .cse5 (or .cse0 .cse6)) (or .cse4 .cse5 .cse6 .cse3)))) [2019-09-16 16:35:16,543 INFO L443 ceAbstractionStarter]: For program point L115(lines 115 132) no Hoare annotation was computed. [2019-09-16 16:35:16,543 INFO L439 ceAbstractionStarter]: At program point L130(line 130) the Hoare annotation is: (let ((.cse6 (= 0 |old(~pumpRunning~0)|)) (.cse7 (not (<= 1 ~systemActive~0)))) (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (or (not .cse6) .cse7)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (or .cse6 .cse7))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse5 .cse2) (or .cse0 (or .cse3 .cse1))))) [2019-09-16 16:35:16,543 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 77 83) no Hoare annotation was computed. [2019-09-16 16:35:16,543 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 77 83) the Hoare annotation is: true [2019-09-16 16:35:16,543 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 231 294) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,544 INFO L439 ceAbstractionStarter]: At program point L287(lines 240 288) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,544 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 231 294) no Hoare annotation was computed. [2019-09-16 16:35:16,544 INFO L443 ceAbstractionStarter]: For program point L277(lines 277 281) no Hoare annotation was computed. [2019-09-16 16:35:16,544 INFO L439 ceAbstractionStarter]: At program point L277-2(lines 271 282) the Hoare annotation is: (let ((.cse4 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 0))) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse2) (and .cse3 .cse4 .cse5) (and .cse4 .cse5 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))))) [2019-09-16 16:35:16,544 INFO L443 ceAbstractionStarter]: For program point L242(lines 241 286) no Hoare annotation was computed. [2019-09-16 16:35:16,544 INFO L443 ceAbstractionStarter]: For program point L271(lines 271 282) no Hoare annotation was computed. [2019-09-16 16:35:16,544 INFO L439 ceAbstractionStarter]: At program point L263(line 263) the Hoare annotation is: (let ((.cse4 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 0))) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse4 .cse5 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))))) [2019-09-16 16:35:16,545 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 267) no Hoare annotation was computed. [2019-09-16 16:35:16,545 INFO L443 ceAbstractionStarter]: For program point L261-1(lines 261 267) no Hoare annotation was computed. [2019-09-16 16:35:16,545 INFO L439 ceAbstractionStarter]: At program point L253(line 253) the Hoare annotation is: (let ((.cse4 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 0))) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse4 .cse5 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))))) [2019-09-16 16:35:16,545 INFO L439 ceAbstractionStarter]: At program point L284(lines 241 286) the Hoare annotation is: (let ((.cse4 (= 0 test_~splverifierCounter~0))) (let ((.cse0 (and .cse4 (= ~pumpRunning~0 0))) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse2 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse2) (and .cse3 .cse4 .cse5 .cse2) (and .cse4 .cse5 .cse1) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (not (<= 1 ~systemActive~0))))) [2019-09-16 16:35:16,545 INFO L443 ceAbstractionStarter]: For program point L251(lines 251 257) no Hoare annotation was computed. [2019-09-16 16:35:16,545 INFO L443 ceAbstractionStarter]: For program point L251-1(lines 251 257) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point L243(lines 243 247) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 231 294) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 740) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 713 758) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point L727(lines 727 747) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point L727-1(lines 727 747) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 713 758) no Hoare annotation was computed. [2019-09-16 16:35:16,546 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 713 758) no Hoare annotation was computed. [2019-09-16 16:35:16,547 INFO L439 ceAbstractionStarter]: At program point L321(line 321) the Hoare annotation is: (let ((.cse4 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (or (not (= 0 ~pumpRunning~0)) .cse4)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0)))) (and (or .cse0 .cse1) (or .cse1 .cse2) (or .cse3 .cse4 .cse2) (or .cse0 (= ~waterLevel~0 1) .cse3 (not (= |old(~methAndRunningLastTime~0)| 0)) .cse4)))) [2019-09-16 16:35:16,547 INFO L443 ceAbstractionStarter]: For program point L319(lines 319 325) no Hoare annotation was computed. [2019-09-16 16:35:16,547 INFO L443 ceAbstractionStarter]: For program point L318(lines 318 328) no Hoare annotation was computed. [2019-09-16 16:35:16,547 INFO L439 ceAbstractionStarter]: At program point L316(line 316) the Hoare annotation is: (let ((.cse5 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= ~waterLevel~0 1)) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse1 (not (<= 1 ~systemActive~0)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 .cse4 .cse5 .cse6 .cse7 .cse1) (or .cse5 .cse1 .cse2) (or .cse3 .cse0 .cse6 (not .cse4) .cse7 .cse1))) [2019-09-16 16:35:16,547 INFO L443 ceAbstractionStarter]: For program point L316-1(line 316) no Hoare annotation was computed. [2019-09-16 16:35:16,548 INFO L443 ceAbstractionStarter]: For program point L314(lines 314 331) no Hoare annotation was computed. [2019-09-16 16:35:16,548 INFO L443 ceAbstractionStarter]: For program point L314-1(lines 306 334) no Hoare annotation was computed. [2019-09-16 16:35:16,548 INFO L439 ceAbstractionStarter]: At program point L312(line 312) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not .cse6)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse5 .cse6 (not (= 1 ~pumpRunning~0)) .cse3 .cse2 .cse4) (or .cse5 .cse0 .cse3 .cse1 .cse2 .cse4)))) [2019-09-16 16:35:16,548 INFO L443 ceAbstractionStarter]: For program point L312-1(line 312) no Hoare annotation was computed. [2019-09-16 16:35:16,548 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 306 334) the Hoare annotation is: (let ((.cse6 (= ~waterLevel~0 1))) (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse1 (not .cse6)) (.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (<= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or .cse5 .cse6 (not (= 1 ~pumpRunning~0)) .cse3 .cse2 .cse4) (or .cse5 .cse0 .cse3 .cse1 .cse2 .cse4)))) [2019-09-16 16:35:16,548 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 306 334) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 384 406) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point L392(lines 392 400) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point L392-2(lines 392 400) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 384 406) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 384 406) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 298 305) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0)) (= 0 ~methAndRunningLastTime~0) (not (<= 1 ~systemActive~0))) [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 298 305) no Hoare annotation was computed. [2019-09-16 16:35:16,549 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 298 305) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 610 712) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L634(lines 634 638) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L698(lines 698 709) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L661(lines 661 665) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L659-2(lines 659 679) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L680(lines 658 681) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 610 712) no Hoare annotation was computed. [2019-09-16 16:35:16,550 INFO L443 ceAbstractionStarter]: For program point L639(lines 639 655) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L699(lines 699 706) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L660(lines 659 679) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L691(line 691) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L691-1(line 691) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 610 712) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L656(lines 656 697) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L675(line 675) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point L675-1(line 675) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 907 916) no Hoare annotation was computed. [2019-09-16 16:35:16,551 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 907 916) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 907 916) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2019-09-16 16:35:16,552 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L443 ceAbstractionStarter]: For program point activatePumpFINAL(lines 136 143) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 136 143) no Hoare annotation was computed. [2019-09-16 16:35:16,552 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 136 143) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0)) .cse2 .cse3) (or .cse2 (or .cse0 .cse1 .cse3) (not (= ~methaneLevelCritical~0 0))))) [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 208 226) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point L217(lines 217 221) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L446 ceAbstractionStarter]: At program point L215(line 215) the Hoare annotation is: true [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point L217-2(lines 217 221) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point L215-1(line 215) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 208 226) the Hoare annotation is: true [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 208 226) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point getWaterLevelENTRY(lines 407 415) no Hoare annotation was computed. [2019-09-16 16:35:16,553 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 407 415) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 407 415) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point L367-1(lines 363 374) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 363 374) the Hoare annotation is: (let ((.cse5 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (= 1 ~methaneLevelCritical~0)) (.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse2 (or (not (= 0 ~pumpRunning~0)) .cse5)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 (or .cse5 .cse0)) (or .cse6 .cse2 .cse3 .cse7) (or .cse6 .cse5 .cse4 .cse3 .cse7)))) [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 363 374) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,554 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,555 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 375 383) the Hoare annotation is: true [2019-09-16 16:35:16,555 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 375 383) no Hoare annotation was computed. [2019-09-16 16:35:16,555 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 375 383) no Hoare annotation was computed. [2019-09-16 16:35:16,555 INFO L439 ceAbstractionStarter]: At program point L64(lines 64 70) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 1 ~systemActive~0))) (.cse13 (= 1 ~waterLevel~0)) (.cse11 (= 0 ~methAndRunningLastTime~0))) (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse2 (and .cse13 .cse11)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (= ~pumpRunning~0 0)) (.cse10 (not .cse13)) (.cse6 (= ~pumpRunning~0 1)) (.cse12 (or .cse1 .cse5)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 (or .cse8 .cse5)) (or .cse1 .cse3 .cse4 .cse8 .cse2 .cse5) (or .cse0 .cse9 (and .cse10 .cse6 .cse11) .cse12 .cse4) (or .cse5 .cse0 .cse7 .cse9) (or .cse9 (and .cse10 .cse6) .cse12 .cse4 .cse8)))) [2019-09-16 16:35:16,555 INFO L439 ceAbstractionStarter]: At program point L59(line 59) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse5 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse5 .cse6) (or .cse5 .cse6 .cse2) (or .cse3 .cse4 .cse0 .cse1)))) [2019-09-16 16:35:16,555 INFO L443 ceAbstractionStarter]: For program point L57(lines 56 75) no Hoare annotation was computed. [2019-09-16 16:35:16,556 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 53 76) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0))) (.cse8 (= 0 ~methAndRunningLastTime~0))) (let ((.cse5 (and (= ~pumpRunning~0 0) .cse8)) (.cse6 (or .cse9 .cse3)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse7 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= ~pumpRunning~0 1)) (.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse5 .cse6 .cse7) (or .cse5 .cse6 .cse7 .cse2) (or .cse3 .cse4 .cse8 .cse0 .cse7) (or .cse4 .cse9 .cse10 .cse11 .cse7 .cse3) (or .cse9 .cse11 .cse7 .cse2 .cse10 .cse3) (or .cse3 .cse4 .cse1 .cse0)))) [2019-09-16 16:35:16,556 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 53 76) no Hoare annotation was computed. [2019-09-16 16:35:16,556 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 53 76) no Hoare annotation was computed. [2019-09-16 16:35:16,556 INFO L439 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse4 (= ~pumpRunning~0 0)) (.cse5 (or .cse9 .cse3)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= 1 ~waterLevel~0)) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (or .cse2 .cse3)) (or .cse4 .cse5 .cse6 .cse2) (or .cse7 (and .cse4 .cse8) .cse5 .cse6) (or .cse9 .cse10 .cse6 .cse2 (and .cse11 .cse8) .cse3) (or .cse7 .cse9 .cse11 .cse10 .cse6 .cse3) (or .cse3 .cse7 .cse0 .cse1)))) [2019-09-16 16:35:16,556 INFO L446 ceAbstractionStarter]: At program point L832(lines 807 836) the Hoare annotation is: true [2019-09-16 16:35:16,557 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2019-09-16 16:35:16,557 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: true [2019-09-16 16:35:16,557 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-09-16 16:35:16,557 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-09-16 16:35:16,557 INFO L446 ceAbstractionStarter]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2019-09-16 16:35:16,557 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-09-16 16:35:16,557 INFO L446 ceAbstractionStarter]: At program point L817-2(lines 817 831) the Hoare annotation is: true [2019-09-16 16:35:16,557 INFO L446 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: true [2019-09-16 16:35:16,557 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-09-16 16:35:16,558 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 339 350) the Hoare annotation is: true [2019-09-16 16:35:16,558 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 339 350) no Hoare annotation was computed. [2019-09-16 16:35:16,558 INFO L443 ceAbstractionStarter]: For program point L343-1(lines 339 350) no Hoare annotation was computed. [2019-09-16 16:35:16,558 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2019-09-16 16:35:16,558 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2019-09-16 16:35:16,558 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,558 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (<= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= 0 ~methAndRunningLastTime~0)) [2019-09-16 16:35:16,559 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-09-16 16:35:16,559 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-09-16 16:35:16,559 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 85 109) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2019-09-16 16:35:16,559 INFO L439 ceAbstractionStarter]: At program point L95(line 95) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (= ~pumpRunning~0 0)) (.cse4 (or .cse1 .cse3)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1)) .cse2 .cse3) (or .cse0 .cse4 .cse2 .cse5) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse6) (or (and (not (= 1 ~waterLevel~0)) .cse5) .cse4 .cse6)))) [2019-09-16 16:35:16,559 INFO L443 ceAbstractionStarter]: For program point L93(lines 93 101) no Hoare annotation was computed. [2019-09-16 16:35:16,559 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 85 109) no Hoare annotation was computed. [2019-09-16 16:35:16,560 INFO L439 ceAbstractionStarter]: At program point L91(line 91) the Hoare annotation is: (let ((.cse3 (not (<= 1 ~systemActive~0)))) (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (or (not (= 0 |old(~pumpRunning~0)|)) .cse3)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse0 .cse1 .cse2) (or (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse2)))) [2019-09-16 16:35:16,560 INFO L443 ceAbstractionStarter]: For program point L91-1(line 91) no Hoare annotation was computed. [2019-09-16 16:35:16,560 INFO L443 ceAbstractionStarter]: For program point L89(lines 89 106) no Hoare annotation was computed. [2019-09-16 16:35:16,560 INFO L439 ceAbstractionStarter]: At program point L104(line 104) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2))) (and (or .cse0 .cse1) (or (= ~pumpRunning~0 1) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= ~methAndRunningLastTime~0 0)))))) [2019-09-16 16:35:16,560 INFO L443 ceAbstractionStarter]: For program point L104-1(lines 85 109) no Hoare annotation was computed. [2019-09-16 16:35:16,560 INFO L439 ceAbstractionStarter]: At program point L99(line 99) the Hoare annotation is: (let ((.cse2 (not (<= 1 ~systemActive~0)))) (let ((.cse1 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~pumpRunning~0 0))) (.cse0 (or (not (= 0 |old(~pumpRunning~0)|)) .cse2)) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (not (= ~methAndRunningLastTime~0 0)) .cse1) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3) (or .cse1 .cse0 .cse3)))) [2019-09-16 16:35:16,560 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 351 362) no Hoare annotation was computed. [2019-09-16 16:35:16,561 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 351 362) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= ~methAndRunningLastTime~0 0))) (.cse1 (= 1 ~waterLevel~0)) (.cse4 (not (<= 1 ~systemActive~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse4))) [2019-09-16 16:35:16,561 INFO L443 ceAbstractionStarter]: For program point L355-1(lines 351 362) no Hoare annotation was computed. [2019-09-16 16:35:16,561 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 431 438) no Hoare annotation was computed. [2019-09-16 16:35:16,561 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 435) no Hoare annotation was computed. [2019-09-16 16:35:16,561 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 431 438) the Hoare annotation is: true [2019-09-16 16:35:16,561 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 431 438) no Hoare annotation was computed. [2019-09-16 16:35:16,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.09 04:35:16 BoogieIcfgContainer [2019-09-16 16:35:16,578 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-16 16:35:16,580 INFO L168 Benchmark]: Toolchain (without parser) took 14745.99 ms. Allocated memory was 131.1 MB in the beginning and 463.5 MB in the end (delta: 332.4 MB). Free memory was 85.9 MB in the beginning and 121.4 MB in the end (delta: -35.5 MB). Peak memory consumption was 299.1 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,581 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,582 INFO L168 Benchmark]: CACSL2BoogieTranslator took 677.86 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.7 MB in the beginning and 165.6 MB in the end (delta: -79.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,583 INFO L168 Benchmark]: Boogie Preprocessor took 97.12 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,584 INFO L168 Benchmark]: RCFGBuilder took 1212.91 ms. Allocated memory is still 199.2 MB. Free memory was 161.6 MB in the beginning and 77.4 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,585 INFO L168 Benchmark]: TraceAbstraction took 12752.88 ms. Allocated memory was 199.2 MB in the beginning and 463.5 MB in the end (delta: 264.2 MB). Free memory was 76.7 MB in the beginning and 121.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 221.8 MB. Max. memory is 7.1 GB. [2019-09-16 16:35:16,589 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 131.1 MB. Free memory was 105.4 MB in the beginning and 105.2 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 677.86 ms. Allocated memory was 131.1 MB in the beginning and 199.2 MB in the end (delta: 68.2 MB). Free memory was 85.7 MB in the beginning and 165.6 MB in the end (delta: -79.9 MB). Peak memory consumption was 30.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 97.12 ms. Allocated memory is still 199.2 MB. Free memory was 165.6 MB in the beginning and 161.6 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1212.91 ms. Allocated memory is still 199.2 MB. Free memory was 161.6 MB in the beginning and 77.4 MB in the end (delta: 84.2 MB). Peak memory consumption was 84.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12752.88 ms. Allocated memory was 199.2 MB in the beginning and 463.5 MB in the end (delta: 264.2 MB). Free memory was 76.7 MB in the beginning and 121.4 MB in the end (delta: -44.7 MB). Peak memory consumption was 221.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 435]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 241]: Loop Invariant Derived loop invariant: ((((((((((0 == splverifierCounter && pumpRunning == 0) && 1 == methaneLevelCritical) && 0 == methAndRunningLastTime) || !(0 == \old(pumpRunning))) || ((0 == methaneLevelCritical && 0 == splverifierCounter && pumpRunning == 0) && 0 == methAndRunningLastTime)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && pumpRunning == 1) && 0 == methAndRunningLastTime)) || ((0 == splverifierCounter && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || !(1 <= systemActive) - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. SAFE Result, 12.6s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 4.0s AutomataDifference, 0.0s DeadEndRemovalTime, 5.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1912 SDtfs, 1156 SDslu, 5634 SDs, 0 SdLazy, 2033 SolverSat, 252 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 347 SyntacticMatches, 1 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=619occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 12 MinimizatonAttempts, 473 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 59 LocationsWithAnnotation, 1308 PreInvPairs, 1358 NumberOfFragments, 2305 HoareAnnotationTreeSize, 1308 FomulaSimplifications, 4829 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 59 FomulaSimplificationsInter, 7585 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 1354 NumberOfCodeBlocks, 1354 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1340 ConstructedInterpolants, 0 QuantifiedInterpolants, 243992 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1804 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 182/190 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...