/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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_spec4_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-b8ad66e [2020-10-23 17:40:35,532 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-23 17:40:35,534 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-23 17:40:35,570 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-23 17:40:35,571 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-23 17:40:35,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-23 17:40:35,574 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-23 17:40:35,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-23 17:40:35,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-23 17:40:35,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-23 17:40:35,581 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-23 17:40:35,582 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-23 17:40:35,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-23 17:40:35,584 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-23 17:40:35,585 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-23 17:40:35,586 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-23 17:40:35,587 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-23 17:40:35,589 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-23 17:40:35,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-23 17:40:35,593 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-23 17:40:35,595 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-23 17:40:35,596 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-23 17:40:35,598 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-23 17:40:35,602 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-23 17:40:35,619 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-23 17:40:35,619 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-23 17:40:35,620 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-23 17:40:35,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-23 17:40:35,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-23 17:40:35,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-23 17:40:35,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-23 17:40:35,626 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-23 17:40:35,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-23 17:40:35,630 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-23 17:40:35,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-23 17:40:35,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-23 17:40:35,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-23 17:40:35,632 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-23 17:40:35,633 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-23 17:40:35,633 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-23 17:40:35,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-23 17:40:35,635 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 [2020-10-23 17:40:35,662 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-23 17:40:35,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-23 17:40:35,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-23 17:40:35,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-23 17:40:35,664 INFO L138 SettingsManager]: * Use SBE=true [2020-10-23 17:40:35,664 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-23 17:40:35,664 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-23 17:40:35,665 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-23 17:40:35,665 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-23 17:40:35,665 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-23 17:40:35,665 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-23 17:40:35,665 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-23 17:40:35,666 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-23 17:40:35,666 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-23 17:40:35,666 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-23 17:40:35,666 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-23 17:40:35,666 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-23 17:40:35,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-23 17:40:35,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-23 17:40:35,667 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-23 17:40:35,667 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-23 17:40:35,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-23 17:40:35,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-23 17:40:35,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-23 17:40:35,668 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-23 17:40:35,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-23 17:40:35,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-23 17:40:35,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-23 17:40:35,669 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-23 17:40:35,669 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2020-10-23 17:40:36,077 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-23 17:40:36,104 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-23 17:40:36,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-23 17:40:36,109 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-23 17:40:36,109 INFO L275 PluginConnector]: CDTParser initialized [2020-10-23 17:40:36,110 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-10-23 17:40:36,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf9d9057e/17225069dc824f648ca19dc8fd3a8d85/FLAG4314f221c [2020-10-23 17:40:36,930 INFO L306 CDTParser]: Found 1 translation units. [2020-10-23 17:40:36,930 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product08.cil.c [2020-10-23 17:40:36,956 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf9d9057e/17225069dc824f648ca19dc8fd3a8d85/FLAG4314f221c [2020-10-23 17:40:37,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cf9d9057e/17225069dc824f648ca19dc8fd3a8d85 [2020-10-23 17:40:37,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-23 17:40:37,186 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-23 17:40:37,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-23 17:40:37,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-23 17:40:37,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-23 17:40:37,192 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,195 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78bf5773 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37, skipping insertion in model container [2020-10-23 17:40:37,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,204 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-23 17:40:37,243 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-23 17:40:37,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:40:37,620 INFO L203 MainTranslator]: Completed pre-run [2020-10-23 17:40:37,698 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-23 17:40:37,735 INFO L208 MainTranslator]: Completed translation [2020-10-23 17:40:37,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37 WrapperNode [2020-10-23 17:40:37,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-23 17:40:37,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-23 17:40:37,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-23 17:40:37,738 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-23 17:40:37,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (1/1) ... [2020-10-23 17:40:37,821 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-23 17:40:37,822 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-23 17:40:37,822 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-23 17:40:37,822 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-23 17:40:37,823 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (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 [2020-10-23 17:40:37,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-23 17:40:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-23 17:40:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-23 17:40:37,907 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-23 17:40:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-23 17:40:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-23 17:40:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-23 17:40:37,908 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-23 17:40:37,909 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-23 17:40:37,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:40:37,911 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-23 17:40:37,916 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-23 17:40:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-23 17:40:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-23 17:40:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-23 17:40:37,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-23 17:40:37,917 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-23 17:40:37,918 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-23 17:40:37,919 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-23 17:40:37,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-23 17:40:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-23 17:40:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-23 17:40:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-23 17:40:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-23 17:40:37,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-23 17:40:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-23 17:40:37,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-23 17:40:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-23 17:40:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-23 17:40:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-23 17:40:37,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-23 17:40:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-23 17:40:37,924 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-23 17:40:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-10-23 17:40:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-23 17:40:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-23 17:40:37,925 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-23 17:40:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-23 17:40:37,926 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-23 17:40:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-23 17:40:37,927 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-23 17:40:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-23 17:40:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-23 17:40:37,928 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-23 17:40:39,287 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-23 17:40:39,287 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-23 17:40:39,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:40:39 BoogieIcfgContainer [2020-10-23 17:40:39,290 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-23 17:40:39,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-23 17:40:39,292 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-23 17:40:39,296 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-23 17:40:39,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.10 05:40:37" (1/3) ... [2020-10-23 17:40:39,297 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfc371b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:40:39, skipping insertion in model container [2020-10-23 17:40:39,297 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.10 05:40:37" (2/3) ... [2020-10-23 17:40:39,298 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4dfc371b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.10 05:40:39, skipping insertion in model container [2020-10-23 17:40:39,298 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.10 05:40:39" (3/3) ... [2020-10-23 17:40:39,299 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product08.cil.c [2020-10-23 17:40:39,312 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-23 17:40:39,318 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-23 17:40:39,332 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-23 17:40:39,380 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-23 17:40:39,380 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-23 17:40:39,381 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-23 17:40:39,381 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-23 17:40:39,381 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-23 17:40:39,381 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-23 17:40:39,381 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-23 17:40:39,382 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-23 17:40:39,405 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states. [2020-10-23 17:40:39,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-23 17:40:39,415 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:40:39,416 INFO L422 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] [2020-10-23 17:40:39,417 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:40:39,423 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:40:39,423 INFO L82 PathProgramCache]: Analyzing trace with hash -1691705990, now seen corresponding path program 1 times [2020-10-23 17:40:39,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:40:39,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [486487957] [2020-10-23 17:40:39,435 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:40:39,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,140 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:40:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:40:40,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:40:40,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:40:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:40:40,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:40:40,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-23 17:40:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:40:40,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:40:40,254 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [486487957] [2020-10-23 17:40:40,255 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:40:40,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-23 17:40:40,263 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1762115187] [2020-10-23 17:40:40,270 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-23 17:40:40,271 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:40:40,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-23 17:40:40,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:40:40,289 INFO L87 Difference]: Start difference. First operand 159 states. Second operand 3 states. [2020-10-23 17:40:41,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:40:41,443 INFO L93 Difference]: Finished difference Result 271 states and 356 transitions. [2020-10-23 17:40:41,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-23 17:40:41,445 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2020-10-23 17:40:41,446 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:40:41,459 INFO L225 Difference]: With dead ends: 271 [2020-10-23 17:40:41,459 INFO L226 Difference]: Without dead ends: 146 [2020-10-23 17:40:41,464 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-23 17:40:41,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-10-23 17:40:41,552 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 113. [2020-10-23 17:40:41,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2020-10-23 17:40:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2020-10-23 17:40:41,557 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 47 [2020-10-23 17:40:41,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:40:41,558 INFO L481 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2020-10-23 17:40:41,558 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-23 17:40:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2020-10-23 17:40:41,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-10-23 17:40:41,561 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:40:41,562 INFO L422 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] [2020-10-23 17:40:41,562 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-23 17:40:41,562 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:40:41,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:40:41,563 INFO L82 PathProgramCache]: Analyzing trace with hash -2030484765, now seen corresponding path program 1 times [2020-10-23 17:40:41,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:40:41,564 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235102410] [2020-10-23 17:40:41,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:40:41,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,021 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:40:42,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:40:42,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:40:42,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:40:42,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:40:42,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,059 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:40:42,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:40:42,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-23 17:40:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:42,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:40:42,083 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235102410] [2020-10-23 17:40:42,083 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:40:42,083 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-23 17:40:42,084 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363629304] [2020-10-23 17:40:42,085 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-23 17:40:42,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:40:42,086 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-23 17:40:42,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-23 17:40:42,087 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 4 states. [2020-10-23 17:40:42,750 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:40:43,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:40:43,570 INFO L93 Difference]: Finished difference Result 191 states and 231 transitions. [2020-10-23 17:40:43,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-23 17:40:43,574 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 48 [2020-10-23 17:40:43,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:40:43,579 INFO L225 Difference]: With dead ends: 191 [2020-10-23 17:40:43,580 INFO L226 Difference]: Without dead ends: 130 [2020-10-23 17:40:43,583 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-23 17:40:43,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2020-10-23 17:40:43,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 104. [2020-10-23 17:40:43,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2020-10-23 17:40:43,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2020-10-23 17:40:43,659 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 48 [2020-10-23 17:40:43,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:40:43,659 INFO L481 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2020-10-23 17:40:43,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-23 17:40:43,660 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2020-10-23 17:40:43,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-23 17:40:43,662 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:40:43,662 INFO L422 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] [2020-10-23 17:40:43,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-23 17:40:43,662 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:40:43,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:40:43,663 INFO L82 PathProgramCache]: Analyzing trace with hash -637690791, now seen corresponding path program 1 times [2020-10-23 17:40:43,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:40:43,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [319058491] [2020-10-23 17:40:43,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:40:43,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,160 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:40:44,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:40:44,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:40:44,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:40:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:40:44,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:40:44,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-23 17:40:44,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-23 17:40:44,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:44,241 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:40:44,241 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [319058491] [2020-10-23 17:40:44,241 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:40:44,242 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-23 17:40:44,242 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036916686] [2020-10-23 17:40:44,242 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-23 17:40:44,243 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:40:44,243 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-23 17:40:44,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-23 17:40:44,244 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 8 states. [2020-10-23 17:40:44,778 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:40:45,236 WARN L193 SmtUtils]: Spent 342.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:45,651 WARN L193 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:46,048 WARN L193 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:47,032 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:40:48,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:40:48,828 INFO L93 Difference]: Finished difference Result 364 states and 449 transitions. [2020-10-23 17:40:48,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-23 17:40:48,829 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 53 [2020-10-23 17:40:48,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:40:48,838 INFO L225 Difference]: With dead ends: 364 [2020-10-23 17:40:48,838 INFO L226 Difference]: Without dead ends: 284 [2020-10-23 17:40:48,843 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-23 17:40:48,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 284 states. [2020-10-23 17:40:48,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 284 to 221. [2020-10-23 17:40:48,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 221 states. [2020-10-23 17:40:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 265 transitions. [2020-10-23 17:40:48,945 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 265 transitions. Word has length 53 [2020-10-23 17:40:48,946 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:40:48,946 INFO L481 AbstractCegarLoop]: Abstraction has 221 states and 265 transitions. [2020-10-23 17:40:48,946 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-23 17:40:48,946 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 265 transitions. [2020-10-23 17:40:48,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-23 17:40:48,948 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:40:48,948 INFO L422 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] [2020-10-23 17:40:48,949 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-23 17:40:48,949 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:40:48,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:40:48,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1137081902, now seen corresponding path program 1 times [2020-10-23 17:40:48,950 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:40:48,950 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797624852] [2020-10-23 17:40:48,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:40:48,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,456 WARN L193 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:40:49,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:40:49,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:40:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:40:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:40:49,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:40:49,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:40:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-23 17:40:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-23 17:40:49,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:49,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:40:49,602 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797624852] [2020-10-23 17:40:49,602 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:40:49,602 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-23 17:40:49,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366028730] [2020-10-23 17:40:49,603 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-23 17:40:49,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:40:49,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-23 17:40:49,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-23 17:40:49,605 INFO L87 Difference]: Start difference. First operand 221 states and 265 transitions. Second operand 12 states. [2020-10-23 17:40:50,205 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:40:50,671 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:51,059 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:51,438 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:52,193 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-23 17:40:53,214 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:53,724 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:40:54,184 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:40:54,629 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:40:55,031 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-23 17:40:55,561 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:40:55,967 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-23 17:40:56,346 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:40:57,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:40:57,995 INFO L93 Difference]: Finished difference Result 877 states and 1176 transitions. [2020-10-23 17:40:57,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-23 17:40:57,995 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 58 [2020-10-23 17:40:57,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:40:58,005 INFO L225 Difference]: With dead ends: 877 [2020-10-23 17:40:58,006 INFO L226 Difference]: Without dead ends: 680 [2020-10-23 17:40:58,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-10-23 17:40:58,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 680 states. [2020-10-23 17:40:58,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 680 to 583. [2020-10-23 17:40:58,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 583 states. [2020-10-23 17:40:58,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 583 states and 719 transitions. [2020-10-23 17:40:58,237 INFO L78 Accepts]: Start accepts. Automaton has 583 states and 719 transitions. Word has length 58 [2020-10-23 17:40:58,238 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:40:58,238 INFO L481 AbstractCegarLoop]: Abstraction has 583 states and 719 transitions. [2020-10-23 17:40:58,238 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-23 17:40:58,238 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 719 transitions. [2020-10-23 17:40:58,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-10-23 17:40:58,242 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:40:58,242 INFO L422 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] [2020-10-23 17:40:58,243 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-23 17:40:58,243 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:40:58,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:40:58,243 INFO L82 PathProgramCache]: Analyzing trace with hash 1403370824, now seen corresponding path program 1 times [2020-10-23 17:40:58,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:40:58,244 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1326377937] [2020-10-23 17:40:58,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:40:58,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,653 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:40:58,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:40:58,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:40:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:40:58,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:40:58,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:40:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-23 17:40:58,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-23 17:40:58,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2020-10-23 17:40:58,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-10-23 17:40:58,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:40:58,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-23 17:40:58,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1326377937] [2020-10-23 17:40:58,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-23 17:40:58,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-23 17:40:58,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047492361] [2020-10-23 17:40:58,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-23 17:40:58,737 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:40:58,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-23 17:40:58,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-10-23 17:40:58,738 INFO L87 Difference]: Start difference. First operand 583 states and 719 transitions. Second operand 6 states. [2020-10-23 17:40:59,243 WARN L193 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-23 17:41:00,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:00,392 INFO L93 Difference]: Finished difference Result 1029 states and 1342 transitions. [2020-10-23 17:41:00,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-23 17:41:00,394 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2020-10-23 17:41:00,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:00,398 INFO L225 Difference]: With dead ends: 1029 [2020-10-23 17:41:00,398 INFO L226 Difference]: Without dead ends: 470 [2020-10-23 17:41:00,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-10-23 17:41:00,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2020-10-23 17:41:00,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 403. [2020-10-23 17:41:00,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 403 states. [2020-10-23 17:41:00,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 403 states and 462 transitions. [2020-10-23 17:41:00,517 INFO L78 Accepts]: Start accepts. Automaton has 403 states and 462 transitions. Word has length 62 [2020-10-23 17:41:00,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:00,517 INFO L481 AbstractCegarLoop]: Abstraction has 403 states and 462 transitions. [2020-10-23 17:41:00,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-23 17:41:00,518 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 462 transitions. [2020-10-23 17:41:00,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-23 17:41:00,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-23 17:41:00,522 INFO L422 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-23 17:41:00,522 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-23 17:41:00,523 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-23 17:41:00,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-23 17:41:00,523 INFO L82 PathProgramCache]: Analyzing trace with hash -242510395, now seen corresponding path program 1 times [2020-10-23 17:41:00,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-23 17:41:00,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [97224596] [2020-10-23 17:41:00,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-23 17:41:00,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,008 WARN L193 SmtUtils]: Spent 332.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:01,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-23 17:41:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-23 17:41:01,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-23 17:41:01,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-23 17:41:01,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-23 17:41:01,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-23 17:41:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-23 17:41:01,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-23 17:41:01,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-23 17:41:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-23 17:41:01,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-23 17:41:01,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-23 17:41:01,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-23 17:41:01,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,177 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-23 17:41:01,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [97224596] [2020-10-23 17:41:01,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759476142] [2020-10-23 17:41:01,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-23 17:41:01,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-23 17:41:01,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 807 conjuncts, 15 conjunts are in the unsatisfiable core [2020-10-23 17:41:01,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-23 17:41:01,704 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-23 17:41:01,705 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-10-23 17:41:01,705 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2020-10-23 17:41:01,706 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603555598] [2020-10-23 17:41:01,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-23 17:41:01,707 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-23 17:41:01,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-23 17:41:01,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-23 17:41:01,708 INFO L87 Difference]: Start difference. First operand 403 states and 462 transitions. Second operand 15 states. [2020-10-23 17:41:02,407 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:03,430 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-23 17:41:04,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-23 17:41:04,941 INFO L93 Difference]: Finished difference Result 566 states and 676 transitions. [2020-10-23 17:41:04,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-23 17:41:04,942 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 90 [2020-10-23 17:41:04,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-23 17:41:04,943 INFO L225 Difference]: With dead ends: 566 [2020-10-23 17:41:04,943 INFO L226 Difference]: Without dead ends: 0 [2020-10-23 17:41:04,946 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=129, Invalid=423, Unknown=0, NotChecked=0, Total=552 [2020-10-23 17:41:04,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-23 17:41:04,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-23 17:41:04,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-23 17:41:04,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-23 17:41:04,947 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 90 [2020-10-23 17:41:04,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-23 17:41:04,947 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-23 17:41:04,947 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-23 17:41:04,947 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-23 17:41:04,947 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-23 17:41:05,155 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-23 17:41:05,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-23 17:41:05,630 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2020-10-23 17:41:06,958 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 252 DAG size of output: 226 [2020-10-23 17:41:08,095 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2020-10-23 17:41:08,278 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 228 [2020-10-23 17:41:08,418 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 233 [2020-10-23 17:41:09,005 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 226 [2020-10-23 17:41:10,172 WARN L193 SmtUtils]: Spent 944.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:41:10,554 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:10,915 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:11,285 WARN L193 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 19 [2020-10-23 17:41:11,592 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:41:11,873 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 1 [2020-10-23 17:41:12,782 WARN L193 SmtUtils]: Spent 830.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 17 [2020-10-23 17:41:13,110 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-23 17:41:14,036 WARN L193 SmtUtils]: Spent 866.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-23 17:41:14,320 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:41:15,207 WARN L193 SmtUtils]: Spent 867.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 17 [2020-10-23 17:41:15,550 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 19 [2020-10-23 17:41:15,866 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-23 17:41:16,233 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-23 17:41:17,136 WARN L193 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 19 [2020-10-23 17:41:17,955 WARN L193 SmtUtils]: Spent 813.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 17 [2020-10-23 17:41:18,249 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 1 [2020-10-23 17:41:18,614 WARN L193 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 19 [2020-10-23 17:41:18,900 WARN L193 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:19,254 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 19 [2020-10-23 17:41:19,535 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:19,951 WARN L193 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 22 [2020-10-23 17:41:20,264 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:20,562 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-10-23 17:41:21,428 WARN L193 SmtUtils]: Spent 818.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 18 [2020-10-23 17:41:22,357 WARN L193 SmtUtils]: Spent 911.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 22 [2020-10-23 17:41:22,685 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 22 [2020-10-23 17:41:23,502 WARN L193 SmtUtils]: Spent 812.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 20 [2020-10-23 17:41:23,508 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-23 17:41:23,508 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-23 17:41:23,508 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point L348-1(lines 348 352) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point L343(line 343) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point L342-2(lines 342 363) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 317 372) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point L364(lines 341 365) no Hoare annotation was computed. [2020-10-23 17:41:23,509 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 317 372) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 317 372) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point L418-1(line 418) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 373 432) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point L405(lines 405 409) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point L405-1(lines 405 409) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point L400(line 400) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 373 432) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point L399-2(lines 399 424) no Hoare annotation was computed. [2020-10-23 17:41:23,510 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 373 432) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point L425(lines 398 426) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point L418(line 418) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 149 155) the Hoare annotation is: true [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 149 155) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 156 164) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 156 164) the Hoare annotation is: true [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 156 164) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point L641(lines 641 654) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point L641-1(lines 633 657) no Hoare annotation was computed. [2020-10-23 17:41:23,511 INFO L277 CegarLoopResult]: At program point L639(line 639) the Hoare annotation is: true [2020-10-23 17:41:23,511 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 633 657) the Hoare annotation is: true [2020-10-23 17:41:23,511 INFO L274 CegarLoopResult]: For program point L639-1(line 639) no Hoare annotation was computed. [2020-10-23 17:41:23,512 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 633 657) no Hoare annotation was computed. [2020-10-23 17:41:23,512 INFO L270 CegarLoopResult]: At program point L647(line 647) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:41:23,512 INFO L274 CegarLoopResult]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-10-23 17:41:23,512 INFO L270 CegarLoopResult]: At program point L643(line 643) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:41:23,512 INFO L274 CegarLoopResult]: For program point L643-1(line 643) no Hoare annotation was computed. [2020-10-23 17:41:23,512 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 241 263) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,513 INFO L270 CegarLoopResult]: At program point L253(line 253) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,513 INFO L270 CegarLoopResult]: At program point L253-1(line 253) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= main_~tmp~0 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,513 INFO L274 CegarLoopResult]: For program point L251(lines 251 258) no Hoare annotation was computed. [2020-10-23 17:41:23,513 INFO L274 CegarLoopResult]: For program point L251-1(lines 251 258) no Hoare annotation was computed. [2020-10-23 17:41:23,513 INFO L274 CegarLoopResult]: For program point L249(line 249) no Hoare annotation was computed. [2020-10-23 17:41:23,513 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 241 263) no Hoare annotation was computed. [2020-10-23 17:41:23,513 INFO L270 CegarLoopResult]: At program point L248(line 248) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,514 INFO L270 CegarLoopResult]: At program point L247(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,514 INFO L270 CegarLoopResult]: At program point L247-1(line 247) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,514 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 241 263) no Hoare annotation was computed. [2020-10-23 17:41:23,514 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 199 222) no Hoare annotation was computed. [2020-10-23 17:41:23,514 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 199 222) no Hoare annotation was computed. [2020-10-23 17:41:23,514 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 199 222) no Hoare annotation was computed. [2020-10-23 17:41:23,514 INFO L274 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L210(line 210) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-10-23 17:41:23,515 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L270 CegarLoopResult]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0))) [2020-10-23 17:41:23,516 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 795 809) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L274 CegarLoopResult]: For program point L799(lines 799 805) no Hoare annotation was computed. [2020-10-23 17:41:23,516 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 795 809) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 795 809) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 750 758) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 750 758) the Hoare annotation is: true [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 750 758) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point L766(lines 766 774) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point L766-2(lines 766 774) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point L789(line 789) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-10-23 17:41:23,517 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 759 794) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point L778(lines 778 786) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point L778-2(lines 778 786) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 759 794) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 759 794) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 142 148) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 142 148) the Hoare annotation is: true [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 271 316) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 271 316) no Hoare annotation was computed. [2020-10-23 17:41:23,518 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 271 316) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point L608(lines 608 609) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point L604(lines 604 611) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 584 629) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point L598(lines 598 618) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point L598-1(lines 598 618) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 608 609) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 615 616) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 584 629) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point L615(lines 615 616) no Hoare annotation was computed. [2020-10-23 17:41:23,519 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 584 629) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 231 240) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,520 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 231 240) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 231 240) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 739 749) the Hoare annotation is: true [2020-10-23 17:41:23,520 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 739 749) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L277 CegarLoopResult]: At program point L744(line 744) the Hoare annotation is: true [2020-10-23 17:41:23,520 INFO L274 CegarLoopResult]: For program point L744-1(line 744) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 739 749) no Hoare annotation was computed. [2020-10-23 17:41:23,520 INFO L277 CegarLoopResult]: At program point deactivatePumpENTRY(lines 731 738) the Hoare annotation is: true [2020-10-23 17:41:23,521 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 731 738) no Hoare annotation was computed. [2020-10-23 17:41:23,521 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 731 738) no Hoare annotation was computed. [2020-10-23 17:41:23,521 INFO L270 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:41:23,521 INFO L274 CegarLoopResult]: For program point L704-1(line 704) no Hoare annotation was computed. [2020-10-23 17:41:23,521 INFO L274 CegarLoopResult]: For program point L702(lines 702 719) no Hoare annotation was computed. [2020-10-23 17:41:23,521 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 698 722) no Hoare annotation was computed. [2020-10-23 17:41:23,521 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 698 722) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:41:23,522 INFO L270 CegarLoopResult]: At program point L717(line 717) the Hoare annotation is: (let ((.cse1 (= 0 ~systemActive~0)) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1 .cse2) (or .cse1 .cse0 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:41:23,522 INFO L274 CegarLoopResult]: For program point L717-1(lines 698 722) no Hoare annotation was computed. [2020-10-23 17:41:23,522 INFO L270 CegarLoopResult]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:41:23,522 INFO L270 CegarLoopResult]: At program point L708(line 708) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or (not (= ~waterLevel~0 1)) .cse0 .cse1))) [2020-10-23 17:41:23,522 INFO L274 CegarLoopResult]: For program point L706(lines 706 714) no Hoare annotation was computed. [2020-10-23 17:41:23,522 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 690 696) no Hoare annotation was computed. [2020-10-23 17:41:23,522 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 690 696) the Hoare annotation is: true [2020-10-23 17:41:23,523 INFO L270 CegarLoopResult]: At program point testENTRY(lines 819 886) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2020-10-23 17:41:23,523 INFO L274 CegarLoopResult]: For program point L830(lines 829 878) no Hoare annotation was computed. [2020-10-23 17:41:23,523 INFO L270 CegarLoopResult]: At program point L861(line 861) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-10-23 17:41:23,523 INFO L274 CegarLoopResult]: For program point L859(lines 859 874) no Hoare annotation was computed. [2020-10-23 17:41:23,523 INFO L274 CegarLoopResult]: For program point testFINAL(lines 819 886) no Hoare annotation was computed. [2020-10-23 17:41:23,523 INFO L270 CegarLoopResult]: At program point L851(line 851) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:41:23,523 INFO L274 CegarLoopResult]: For program point L849(lines 849 855) no Hoare annotation was computed. [2020-10-23 17:41:23,523 INFO L274 CegarLoopResult]: For program point L849-1(lines 849 855) no Hoare annotation was computed. [2020-10-23 17:41:23,524 INFO L270 CegarLoopResult]: At program point L876(lines 829 878) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:41:23,524 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:41:23,524 INFO L274 CegarLoopResult]: For program point L839(lines 839 845) no Hoare annotation was computed. [2020-10-23 17:41:23,524 INFO L274 CegarLoopResult]: For program point L839-1(lines 839 845) no Hoare annotation was computed. [2020-10-23 17:41:23,524 INFO L274 CegarLoopResult]: For program point L831(lines 831 835) no Hoare annotation was computed. [2020-10-23 17:41:23,524 INFO L270 CegarLoopResult]: At program point L879(lines 828 880) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:41:23,524 INFO L270 CegarLoopResult]: At program point L869(line 869) the Hoare annotation is: (let ((.cse0 (= ~pumpRunning~0 0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) .cse0 .cse1))) [2020-10-23 17:41:23,524 INFO L274 CegarLoopResult]: For program point L867(lines 867 873) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point testEXIT(lines 819 886) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L270 CegarLoopResult]: At program point L867-1(lines 859 874) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 0) (<= 1 ~waterLevel~0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 562 563) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 569 570) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 538 583) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point L569(lines 569 570) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 538 583) no Hoare annotation was computed. [2020-10-23 17:41:23,525 INFO L274 CegarLoopResult]: For program point L562(lines 562 563) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 538 583) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point L558(lines 558 565) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point L552(lines 552 572) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point L552-1(lines 552 572) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 95 117) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point L103(lines 103 111) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 95 117) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point L103-2(lines 103 111) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 95 117) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 132 141) no Hoare annotation was computed. [2020-10-23 17:41:23,526 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 132 141) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 132 141) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L481(lines 481 522) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 435 537) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L500(line 500) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L500-1(line 500) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L459(lines 459 463) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L523(lines 523 534) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L486(lines 486 490) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 435 537) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L484-2(lines 484 504) no Hoare annotation was computed. [2020-10-23 17:41:23,527 INFO L274 CegarLoopResult]: For program point L505(lines 483 506) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 435 537) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point L464(lines 464 480) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point L524(lines 524 531) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point L485(lines 484 504) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point L516(line 516) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point L516-1(line 516) no Hoare annotation was computed. [2020-10-23 17:41:23,528 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string71.offset| |old(#t~string71.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string67.base| |old(#t~string67.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string71.base| |old(#t~string71.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point activatePumpFINAL(lines 723 730) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 723 730) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point activatePumpENTRY(lines 723 730) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 118 126) the Hoare annotation is: true [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 118 126) no Hoare annotation was computed. [2020-10-23 17:41:23,529 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 118 126) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point L78-1(lines 74 85) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 74 85) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) (and (or (not (= ~waterLevel~0 1)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 74 85) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 86 94) the Hoare annotation is: true [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 86 94) no Hoare annotation was computed. [2020-10-23 17:41:23,530 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 86 94) no Hoare annotation was computed. [2020-10-23 17:41:23,531 INFO L270 CegarLoopResult]: At program point L672(line 672) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (= |old(~waterLevel~0)| 1)) .cse0) (or (not (<= 2 |old(~waterLevel~0)|)) .cse0))) [2020-10-23 17:41:23,531 INFO L274 CegarLoopResult]: For program point L670(lines 669 688) no Hoare annotation was computed. [2020-10-23 17:41:23,531 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 666 689) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-23 17:41:23,531 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 666 689) no Hoare annotation was computed. [2020-10-23 17:41:23,531 INFO L270 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0)))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or (not (<= 2 |old(~waterLevel~0)|)) .cse0 .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-23 17:41:23,531 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 666 689) no Hoare annotation was computed. [2020-10-23 17:41:23,531 INFO L270 CegarLoopResult]: At program point L677(lines 677 683) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (= |old(~pumpRunning~0)| 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (= |old(~waterLevel~0)| 1)) .cse1))) [2020-10-23 17:41:23,532 INFO L277 CegarLoopResult]: At program point L193(lines 168 197) the Hoare annotation is: true [2020-10-23 17:41:23,532 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 168 197) no Hoare annotation was computed. [2020-10-23 17:41:23,532 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-23 17:41:23,532 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 168 197) the Hoare annotation is: true [2020-10-23 17:41:23,532 INFO L274 CegarLoopResult]: For program point L182(lines 182 186) no Hoare annotation was computed. [2020-10-23 17:41:23,532 INFO L277 CegarLoopResult]: At program point L182-1(lines 182 186) the Hoare annotation is: true [2020-10-23 17:41:23,532 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-10-23 17:41:23,532 INFO L277 CegarLoopResult]: At program point L178-2(lines 178 192) the Hoare annotation is: true [2020-10-23 17:41:23,533 INFO L277 CegarLoopResult]: At program point L174(line 174) the Hoare annotation is: true [2020-10-23 17:41:23,533 INFO L274 CegarLoopResult]: For program point L174-1(line 174) no Hoare annotation was computed. [2020-10-23 17:41:23,533 INFO L277 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 50 61) the Hoare annotation is: true [2020-10-23 17:41:23,533 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 50 61) no Hoare annotation was computed. [2020-10-23 17:41:23,533 INFO L274 CegarLoopResult]: For program point L54-1(lines 50 61) no Hoare annotation was computed. [2020-10-23 17:41:23,533 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 223 229) no Hoare annotation was computed. [2020-10-23 17:41:23,533 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 223 229) the Hoare annotation is: true [2020-10-23 17:41:23,533 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,533 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2020-10-23 17:41:23,534 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-23 17:41:23,534 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-23 17:41:23,534 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 810 817) no Hoare annotation was computed. [2020-10-23 17:41:23,534 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 810 817) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (= ~waterLevel~0 1)) .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-10-23 17:41:23,534 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 810 817) no Hoare annotation was computed. [2020-10-23 17:41:23,534 INFO L274 CegarLoopResult]: For program point L66-1(lines 62 73) no Hoare annotation was computed. [2020-10-23 17:41:23,534 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 62 73) no Hoare annotation was computed. [2020-10-23 17:41:23,534 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 62 73) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~pumpRunning~0 0)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1) (or (not (= |old(~waterLevel~0)| 1)) .cse0 .cse1))) [2020-10-23 17:41:23,535 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 888 895) no Hoare annotation was computed. [2020-10-23 17:41:23,535 INFO L274 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-10-23 17:41:23,535 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 888 895) the Hoare annotation is: true [2020-10-23 17:41:23,535 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 888 895) no Hoare annotation was computed. [2020-10-23 17:41:23,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.10 05:41:23 BoogieIcfgContainer [2020-10-23 17:41:23,551 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-23 17:41:23,553 INFO L168 Benchmark]: Toolchain (without parser) took 46371.72 ms. Allocated memory was 157.3 MB in the beginning and 478.2 MB in the end (delta: 320.9 MB). Free memory was 131.4 MB in the beginning and 384.9 MB in the end (delta: -253.5 MB). Peak memory consumption was 294.2 MB. Max. memory is 8.0 GB. [2020-10-23 17:41:23,553 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-23 17:41:23,554 INFO L168 Benchmark]: CACSL2BoogieTranslator took 549.11 ms. Allocated memory is still 157.3 MB. Free memory was 130.7 MB in the beginning and 109.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-23 17:41:23,555 INFO L168 Benchmark]: Boogie Preprocessor took 84.07 ms. Allocated memory is still 157.3 MB. Free memory was 109.8 MB in the beginning and 105.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-23 17:41:23,556 INFO L168 Benchmark]: RCFGBuilder took 1467.87 ms. Allocated memory is still 157.3 MB. Free memory was 105.9 MB in the beginning and 53.7 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. [2020-10-23 17:41:23,557 INFO L168 Benchmark]: TraceAbstraction took 44259.70 ms. Allocated memory was 157.3 MB in the beginning and 478.2 MB in the end (delta: 320.9 MB). Free memory was 53.2 MB in the beginning and 384.9 MB in the end (delta: -331.7 MB). Peak memory consumption was 215.1 MB. Max. memory is 8.0 GB. [2020-10-23 17:41:23,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 157.3 MB. Free memory is still 130.9 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 549.11 ms. Allocated memory is still 157.3 MB. Free memory was 130.7 MB in the beginning and 109.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 84.07 ms. Allocated memory is still 157.3 MB. Free memory was 109.8 MB in the beginning and 105.9 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1467.87 ms. Allocated memory is still 157.3 MB. Free memory was 105.9 MB in the beginning and 53.7 MB in the end (delta: 52.2 MB). Peak memory consumption was 52.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 44259.70 ms. Allocated memory was 157.3 MB in the beginning and 478.2 MB in the end (delta: 320.9 MB). Free memory was 53.2 MB in the beginning and 384.9 MB in the end (delta: -331.7 MB). Peak memory consumption was 215.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 569]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 562]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 608]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 615]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 828]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || !(\old(pumpRunning) == 0) - InvariantResult [Line: 178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 168]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(waterLevel) == 1)) || ((pumpRunning == 0 && 1 <= waterLevel) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 38 procedures, 226 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 25.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 20.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 600 SDtfs, 1209 SDslu, 718 SDs, 0 SdLazy, 3338 SolverSat, 890 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 274 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 181 ImplicationChecksByTransitivity, 10.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=583occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 6 MinimizatonAttempts, 286 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 650 PreInvPairs, 718 NumberOfFragments, 1047 HoareAnnotationTreeSize, 650 FomulaSimplifications, 186027 FormulaSimplificationTreeSizeReduction, 4.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 23156 FormulaSimplificationTreeSizeReductionInter, 14.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 441 ConstructedInterpolants, 0 QuantifiedInterpolants, 135093 SizeOfPredicates, 3 NumberOfNonLiveVariables, 807 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 45/48 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...