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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 13:30:43,782 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 13:30:43,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 13:30:43,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 13:30:43,798 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 13:30:43,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 13:30:43,800 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 13:30:43,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 13:30:43,804 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 13:30:43,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 13:30:43,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 13:30:43,807 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 13:30:43,808 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 13:30:43,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 13:30:43,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 13:30:43,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 13:30:43,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 13:30:43,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 13:30:43,815 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 13:30:43,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 13:30:43,818 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 13:30:43,819 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 13:30:43,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 13:30:43,821 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 13:30:43,823 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 13:30:43,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 13:30:43,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 13:30:43,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 13:30:43,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 13:30:43,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 13:30:43,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 13:30:43,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 13:30:43,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 13:30:43,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 13:30:43,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 13:30:43,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 13:30:43,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 13:30:43,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 13:30:43,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 13:30:43,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 13:30:43,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 13:30:43,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-20 13:30:43,849 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 13:30:43,849 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 13:30:43,849 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-20 13:30:43,849 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-20 13:30:43,850 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-20 13:30:43,850 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-20 13:30:43,851 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-20 13:30:43,851 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-20 13:30:43,851 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-20 13:30:43,851 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-20 13:30:43,852 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 13:30:43,852 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 13:30:43,852 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 13:30:43,853 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 13:30:43,853 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 13:30:43,853 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 13:30:43,853 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 13:30:43,853 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 13:30:43,854 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 13:30:43,854 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 13:30:43,854 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 13:30:43,854 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-20 13:30:43,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 13:30:43,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:30:43,855 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 13:30:43,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 13:30:43,855 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-20 13:30:43,855 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 13:30:43,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-20 13:30:43,856 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-20 13:30:43,885 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 13:30:43,898 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 13:30:43,901 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 13:30:43,903 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 13:30:43,903 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 13:30:43,904 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-09-20 13:30:43,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed2248e2b/85dca2c6854c4e46bb4756607bf822fa/FLAG04d7f7270 [2019-09-20 13:30:44,467 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 13:30:44,470 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product14.cil.c [2019-09-20 13:30:44,485 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed2248e2b/85dca2c6854c4e46bb4756607bf822fa/FLAG04d7f7270 [2019-09-20 13:30:44,823 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed2248e2b/85dca2c6854c4e46bb4756607bf822fa [2019-09-20 13:30:44,832 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 13:30:44,833 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 13:30:44,834 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 13:30:44,835 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 13:30:44,838 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 13:30:44,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:30:44" (1/1) ... [2019-09-20 13:30:44,842 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56745d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:44, skipping insertion in model container [2019-09-20 13:30:44,843 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 01:30:44" (1/1) ... [2019-09-20 13:30:44,851 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 13:30:44,905 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 13:30:45,365 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:30:45,387 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 13:30:45,498 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 13:30:45,529 INFO L192 MainTranslator]: Completed translation [2019-09-20 13:30:45,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45 WrapperNode [2019-09-20 13:30:45,530 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 13:30:45,531 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 13:30:45,531 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 13:30:45,531 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 13:30:45,541 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,542 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,590 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,601 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,606 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... [2019-09-20 13:30:45,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 13:30:45,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 13:30:45,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 13:30:45,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 13:30:45,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 13:30:45,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 13:30:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 13:30:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-20 13:30:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-20 13:30:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-20 13:30:45,674 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-09-20 13:30:45,675 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-20 13:30:45,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-09-20 13:30:45,677 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-09-20 13:30:45,678 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-09-20 13:30:45,679 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 13:30:45,680 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-09-20 13:30:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 13:30:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 13:30:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-20 13:30:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-20 13:30:45,680 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-09-20 13:30:45,681 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-20 13:30:45,682 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-20 13:30:45,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-20 13:30:45,684 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-09-20 13:30:45,685 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-09-20 13:30:45,686 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 13:30:45,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 13:30:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-20 13:30:45,688 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 13:30:46,769 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 13:30:46,770 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-09-20 13:30:46,772 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:30:46 BoogieIcfgContainer [2019-09-20 13:30:46,772 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 13:30:46,773 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-20 13:30:46,774 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-20 13:30:46,777 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-20 13:30:46,778 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.09 01:30:44" (1/3) ... [2019-09-20 13:30:46,778 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705f5aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:30:46, skipping insertion in model container [2019-09-20 13:30:46,779 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 01:30:45" (2/3) ... [2019-09-20 13:30:46,780 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@705f5aa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.09 01:30:46, skipping insertion in model container [2019-09-20 13:30:46,780 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 01:30:46" (3/3) ... [2019-09-20 13:30:46,782 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product14.cil.c [2019-09-20 13:30:46,793 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-20 13:30:46,828 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-20 13:30:46,846 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-20 13:30:46,870 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-20 13:30:46,870 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-20 13:30:46,870 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-20 13:30:46,870 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-20 13:30:46,871 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-20 13:30:46,871 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-20 13:30:46,871 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-20 13:30:46,871 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-20 13:30:46,891 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2019-09-20 13:30:46,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-09-20 13:30:46,902 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:46,903 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] [2019-09-20 13:30:46,906 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:46,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:46,911 INFO L82 PathProgramCache]: Analyzing trace with hash 435193552, now seen corresponding path program 1 times [2019-09-20 13:30:46,913 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:46,970 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:46,970 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:46,971 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:46,971 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:47,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:47,292 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:30:47,294 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:30:47,295 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-20 13:30:47,295 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:47,308 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:30:47,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:30:47,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:30:47,326 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 2 states. [2019-09-20 13:30:47,364 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:47,364 INFO L93 Difference]: Finished difference Result 117 states and 134 transitions. [2019-09-20 13:30:47,364 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:30:47,366 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2019-09-20 13:30:47,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:47,384 INFO L225 Difference]: With dead ends: 117 [2019-09-20 13:30:47,385 INFO L226 Difference]: Without dead ends: 106 [2019-09-20 13:30:47,387 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:30:47,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2019-09-20 13:30:47,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2019-09-20 13:30:47,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-09-20 13:30:47,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 122 transitions. [2019-09-20 13:30:47,438 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 122 transitions. Word has length 46 [2019-09-20 13:30:47,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:47,439 INFO L475 AbstractCegarLoop]: Abstraction has 106 states and 122 transitions. [2019-09-20 13:30:47,439 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:30:47,439 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2019-09-20 13:30:47,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-09-20 13:30:47,443 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:47,443 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:30:47,443 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:47,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:47,444 INFO L82 PathProgramCache]: Analyzing trace with hash 1385919944, now seen corresponding path program 1 times [2019-09-20 13:30:47,444 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:47,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:47,447 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:47,447 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:47,447 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:47,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:47,559 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:30:47,560 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:30:47,560 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:30:47,560 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:47,562 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:30:47,562 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:30:47,562 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:30:47,563 INFO L87 Difference]: Start difference. First operand 106 states and 122 transitions. Second operand 3 states. [2019-09-20 13:30:47,576 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:47,576 INFO L93 Difference]: Finished difference Result 97 states and 110 transitions. [2019-09-20 13:30:47,577 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:30:47,577 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2019-09-20 13:30:47,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:47,579 INFO L225 Difference]: With dead ends: 97 [2019-09-20 13:30:47,580 INFO L226 Difference]: Without dead ends: 97 [2019-09-20 13:30:47,580 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:30:47,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-09-20 13:30:47,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-09-20 13:30:47,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-09-20 13:30:47,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 110 transitions. [2019-09-20 13:30:47,592 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 110 transitions. Word has length 47 [2019-09-20 13:30:47,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:47,593 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 110 transitions. [2019-09-20 13:30:47,593 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:30:47,593 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 110 transitions. [2019-09-20 13:30:47,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-09-20 13:30:47,596 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:47,596 INFO L407 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:30:47,596 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:47,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:47,597 INFO L82 PathProgramCache]: Analyzing trace with hash 1134529237, now seen corresponding path program 1 times [2019-09-20 13:30:47,597 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:47,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:47,600 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:47,600 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:47,601 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:47,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:47,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:30:47,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:30:47,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-09-20 13:30:47,811 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:47,813 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-09-20 13:30:47,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-09-20 13:30:47,814 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-09-20 13:30:47,814 INFO L87 Difference]: Start difference. First operand 97 states and 110 transitions. Second operand 7 states. [2019-09-20 13:30:48,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:48,109 INFO L93 Difference]: Finished difference Result 97 states and 109 transitions. [2019-09-20 13:30:48,109 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-20 13:30:48,110 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 52 [2019-09-20 13:30:48,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:48,111 INFO L225 Difference]: With dead ends: 97 [2019-09-20 13:30:48,112 INFO L226 Difference]: Without dead ends: 97 [2019-09-20 13:30:48,112 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:30:48,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2019-09-20 13:30:48,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 97. [2019-09-20 13:30:48,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-09-20 13:30:48,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 109 transitions. [2019-09-20 13:30:48,122 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 109 transitions. Word has length 52 [2019-09-20 13:30:48,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:48,122 INFO L475 AbstractCegarLoop]: Abstraction has 97 states and 109 transitions. [2019-09-20 13:30:48,122 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-09-20 13:30:48,123 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2019-09-20 13:30:48,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-09-20 13:30:48,125 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:48,125 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] [2019-09-20 13:30:48,125 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:48,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:48,126 INFO L82 PathProgramCache]: Analyzing trace with hash -109318848, now seen corresponding path program 1 times [2019-09-20 13:30:48,126 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:48,128 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:48,128 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:48,129 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:48,129 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:48,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:48,277 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:30:48,277 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:30:48,277 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-09-20 13:30:48,278 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:48,278 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-09-20 13:30:48,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-09-20 13:30:48,279 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-09-20 13:30:48,279 INFO L87 Difference]: Start difference. First operand 97 states and 109 transitions. Second operand 10 states. [2019-09-20 13:30:48,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:48,888 INFO L93 Difference]: Finished difference Result 223 states and 262 transitions. [2019-09-20 13:30:48,889 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-09-20 13:30:48,889 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 60 [2019-09-20 13:30:48,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:48,893 INFO L225 Difference]: With dead ends: 223 [2019-09-20 13:30:48,893 INFO L226 Difference]: Without dead ends: 223 [2019-09-20 13:30:48,894 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=279, Unknown=0, NotChecked=0, Total=342 [2019-09-20 13:30:48,895 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2019-09-20 13:30:48,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 219. [2019-09-20 13:30:48,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 219 states. [2019-09-20 13:30:48,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 219 states and 255 transitions. [2019-09-20 13:30:48,919 INFO L78 Accepts]: Start accepts. Automaton has 219 states and 255 transitions. Word has length 60 [2019-09-20 13:30:48,920 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:48,920 INFO L475 AbstractCegarLoop]: Abstraction has 219 states and 255 transitions. [2019-09-20 13:30:48,920 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-09-20 13:30:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 255 transitions. [2019-09-20 13:30:48,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2019-09-20 13:30:48,924 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:48,924 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] [2019-09-20 13:30:48,925 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:48,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:48,925 INFO L82 PathProgramCache]: Analyzing trace with hash 610985760, now seen corresponding path program 1 times [2019-09-20 13:30:48,925 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:48,929 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:48,930 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:48,930 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:48,930 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:49,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-09-20 13:30:49,016 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-20 13:30:49,016 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-20 13:30:49,016 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:49,017 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-20 13:30:49,018 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-20 13:30:49,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:30:49,019 INFO L87 Difference]: Start difference. First operand 219 states and 255 transitions. Second operand 3 states. [2019-09-20 13:30:49,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:49,029 INFO L93 Difference]: Finished difference Result 161 states and 179 transitions. [2019-09-20 13:30:49,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-20 13:30:49,030 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 68 [2019-09-20 13:30:49,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:49,031 INFO L225 Difference]: With dead ends: 161 [2019-09-20 13:30:49,032 INFO L226 Difference]: Without dead ends: 161 [2019-09-20 13:30:49,032 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-20 13:30:49,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2019-09-20 13:30:49,056 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 161. [2019-09-20 13:30:49,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 161 states. [2019-09-20 13:30:49,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 179 transitions. [2019-09-20 13:30:49,060 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 179 transitions. Word has length 68 [2019-09-20 13:30:49,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:49,060 INFO L475 AbstractCegarLoop]: Abstraction has 161 states and 179 transitions. [2019-09-20 13:30:49,060 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-20 13:30:49,060 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 179 transitions. [2019-09-20 13:30:49,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-09-20 13:30:49,070 INFO L399 BasicCegarLoop]: Found error trace [2019-09-20 13:30:49,071 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-20 13:30:49,071 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-20 13:30:49,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:49,075 INFO L82 PathProgramCache]: Analyzing trace with hash 542477257, now seen corresponding path program 1 times [2019-09-20 13:30:49,075 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-20 13:30:49,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:49,078 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-20 13:30:49,078 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-20 13:30:49,079 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-20 13:30:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-20 13:30:49,244 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-20 13:30:49,244 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-20 13:30:49,244 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-20 13:30:49,246 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 101 with the following transitions: [2019-09-20 13:30:49,249 INFO L207 CegarAbsIntRunner]: [50], [51], [52], [54], [57], [59], [62], [68], [70], [71], [75], [78], [102], [118], [133], [136], [137], [146], [150], [154], [157], [162], [168], [170], [176], [179], [209], [210], [218], [222], [228], [266], [270], [271], [274], [275], [278], [279], [372], [373], [383], [391], [392], [393], [394], [395], [397], [398], [399], [400], [401], [402], [403], [404], [405], [443], [444], [445], [446], [451], [452], [461], [462], [463], [464], [471], [479], [480], [481] [2019-09-20 13:30:49,297 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-20 13:30:49,297 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-20 13:30:49,372 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-20 13:30:49,374 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 68 root evaluator evaluations with a maximum evaluation depth of 0. Performed 68 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 126 variables. [2019-09-20 13:30:49,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-20 13:30:49,379 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-20 13:30:49,422 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-20 13:30:49,422 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-20 13:30:49,425 INFO L420 sIntCurrentIteration]: We unified 99 AI predicates to 99 [2019-09-20 13:30:49,426 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-20 13:30:49,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-20 13:30:49,427 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-09-20 13:30:49,427 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-20 13:30:49,427 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-20 13:30:49,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-20 13:30:49,428 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:30:49,428 INFO L87 Difference]: Start difference. First operand 161 states and 179 transitions. Second operand 2 states. [2019-09-20 13:30:49,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-20 13:30:49,429 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-20 13:30:49,429 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-20 13:30:49,429 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 100 [2019-09-20 13:30:49,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-20 13:30:49,429 INFO L225 Difference]: With dead ends: 2 [2019-09-20 13:30:49,429 INFO L226 Difference]: Without dead ends: 0 [2019-09-20 13:30:49,430 INFO L636 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-20 13:30:49,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-20 13:30:49,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-20 13:30:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-20 13:30:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-20 13:30:49,431 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 100 [2019-09-20 13:30:49,431 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-20 13:30:49,431 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-20 13:30:49,431 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-20 13:30:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-20 13:30:49,432 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-20 13:30:49,437 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.09 01:30:49 BoogieIcfgContainer [2019-09-20 13:30:49,437 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-20 13:30:49,440 INFO L168 Benchmark]: Toolchain (without parser) took 4605.56 ms. Allocated memory was 131.6 MB in the beginning and 266.9 MB in the end (delta: 135.3 MB). Free memory was 86.1 MB in the beginning and 115.1 MB in the end (delta: -29.0 MB). Peak memory consumption was 106.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,441 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.99 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.9 MB in the beginning and 164.9 MB in the end (delta: -79.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,443 INFO L168 Benchmark]: Boogie Preprocessor took 84.23 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 160.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,444 INFO L168 Benchmark]: RCFGBuilder took 1156.54 ms. Allocated memory is still 199.8 MB. Free memory was 160.4 MB in the beginning and 76.8 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,445 INFO L168 Benchmark]: TraceAbstraction took 2663.67 ms. Allocated memory was 199.8 MB in the beginning and 266.9 MB in the end (delta: 67.1 MB). Free memory was 76.8 MB in the beginning and 115.1 MB in the end (delta: -38.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2019-09-20 13:30:49,449 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 131.6 MB. Free memory was 105.8 MB in the beginning and 105.6 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.99 ms. Allocated memory was 131.6 MB in the beginning and 199.8 MB in the end (delta: 68.2 MB). Free memory was 85.9 MB in the beginning and 164.9 MB in the end (delta: -79.0 MB). Peak memory consumption was 26.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 84.23 ms. Allocated memory is still 199.8 MB. Free memory was 164.9 MB in the beginning and 160.4 MB in the end (delta: 4.5 MB). Peak memory consumption was 4.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1156.54 ms. Allocated memory is still 199.8 MB. Free memory was 160.4 MB in the beginning and 76.8 MB in the end (delta: 83.6 MB). Peak memory consumption was 83.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2663.67 ms. Allocated memory was 199.8 MB in the beginning and 266.9 MB in the end (delta: 67.1 MB). Free memory was 76.8 MB in the beginning and 115.1 MB in the end (delta: -38.3 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 767]: 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 37 procedures, 215 locations, 1 error locations. SAFE Result, 2.5s OverallTime, 6 OverallIterations, 2 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 559 SDtfs, 307 SDslu, 1119 SDs, 0 SdLazy, 372 SolverSat, 27 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 147 GetRequests, 120 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=219occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.1s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 0.9696969696969697 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 373 NumberOfCodeBlocks, 373 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 367 ConstructedInterpolants, 0 QuantifiedInterpolants, 49717 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 28/32 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...