/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_spec1_product24.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-19 16:57:09,520 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-19 16:57:09,523 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-19 16:57:09,581 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-19 16:57:09,582 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-19 16:57:09,585 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-19 16:57:09,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-19 16:57:09,597 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-19 16:57:09,601 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-19 16:57:09,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-19 16:57:09,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-19 16:57:09,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-19 16:57:09,611 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-19 16:57:09,614 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-19 16:57:09,616 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-19 16:57:09,618 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-19 16:57:09,622 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-19 16:57:09,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-19 16:57:09,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-19 16:57:09,643 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-19 16:57:09,648 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-19 16:57:09,650 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-19 16:57:09,651 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-19 16:57:09,652 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-19 16:57:09,655 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-19 16:57:09,656 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-19 16:57:09,656 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-19 16:57:09,657 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-19 16:57:09,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-19 16:57:09,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-19 16:57:09,659 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-19 16:57:09,660 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-19 16:57:09,661 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-19 16:57:09,662 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-19 16:57:09,663 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-19 16:57:09,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-19 16:57:09,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-19 16:57:09,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-19 16:57:09,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-19 16:57:09,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-19 16:57:09,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-19 16:57:09,667 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 [2021-02-19 16:57:09,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-19 16:57:09,693 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-19 16:57:09,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-19 16:57:09,695 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-19 16:57:09,695 INFO L138 SettingsManager]: * Use SBE=true [2021-02-19 16:57:09,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-19 16:57:09,695 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-19 16:57:09,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-19 16:57:09,697 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-19 16:57:09,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-19 16:57:09,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-19 16:57:09,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-19 16:57:09,697 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-19 16:57:09,698 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-19 16:57:09,698 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-19 16:57:09,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-19 16:57:09,698 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-19 16:57:09,698 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-19 16:57:09,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-19 16:57:09,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-19 16:57:09,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-19 16:57:09,699 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-19 16:57:09,699 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-19 16:57:09,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-19 16:57:10,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-19 16:57:10,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-19 16:57:10,120 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-19 16:57:10,122 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-19 16:57:10,123 INFO L275 PluginConnector]: CDTParser initialized [2021-02-19 16:57:10,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2021-02-19 16:57:10,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58130b488/608999aa78fe4a78b1a3d4f18d00e120/FLAGcec53d079 [2021-02-19 16:57:10,965 INFO L306 CDTParser]: Found 1 translation units. [2021-02-19 16:57:10,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c [2021-02-19 16:57:10,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58130b488/608999aa78fe4a78b1a3d4f18d00e120/FLAGcec53d079 [2021-02-19 16:57:11,160 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/58130b488/608999aa78fe4a78b1a3d4f18d00e120 [2021-02-19 16:57:11,166 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-19 16:57:11,178 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-19 16:57:11,184 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-19 16:57:11,184 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-19 16:57:11,189 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-19 16:57:11,190 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ca3b4ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11, skipping insertion in model container [2021-02-19 16:57:11,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,202 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-19 16:57:11,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-19 16:57:11,627 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-02-19 16:57:11,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:57:11,741 INFO L203 MainTranslator]: Completed pre-run [2021-02-19 16:57:11,846 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product24.cil.c[12751,12764] [2021-02-19 16:57:11,880 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-19 16:57:11,919 INFO L208 MainTranslator]: Completed translation [2021-02-19 16:57:11,920 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11 WrapperNode [2021-02-19 16:57:11,920 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-19 16:57:11,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-19 16:57:11,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-19 16:57:11,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-19 16:57:11,938 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,938 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:11,995 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:12,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:12,011 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (1/1) ... [2021-02-19 16:57:12,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-19 16:57:12,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-19 16:57:12,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-19 16:57:12,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-19 16:57:12,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (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 [2021-02-19 16:57:12,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-19 16:57:12,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-19 16:57:12,136 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-19 16:57:12,137 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-19 16:57:12,137 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-19 16:57:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-19 16:57:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-19 16:57:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2021-02-19 16:57:12,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-19 16:57:12,159 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-19 16:57:12,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-19 16:57:12,161 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-19 16:57:12,162 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-19 16:57:12,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-19 16:57:12,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-19 16:57:12,165 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-19 16:57:12,166 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-19 16:57:12,167 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-19 16:57:12,168 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-02-19 16:57:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-19 16:57:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-19 16:57:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-19 16:57:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-19 16:57:12,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-19 16:57:13,769 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-19 16:57:13,770 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-19 16:57:13,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:57:13 BoogieIcfgContainer [2021-02-19 16:57:13,777 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-19 16:57:13,781 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-19 16:57:13,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-19 16:57:13,785 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-19 16:57:13,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.02 04:57:11" (1/3) ... [2021-02-19 16:57:13,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30552f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:57:13, skipping insertion in model container [2021-02-19 16:57:13,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.02 04:57:11" (2/3) ... [2021-02-19 16:57:13,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30552f84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.02 04:57:13, skipping insertion in model container [2021-02-19 16:57:13,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.02 04:57:13" (3/3) ... [2021-02-19 16:57:13,789 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product24.cil.c [2021-02-19 16:57:13,797 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-19 16:57:13,804 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-19 16:57:13,827 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-19 16:57:13,865 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-19 16:57:13,866 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-19 16:57:13,866 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-19 16:57:13,867 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-19 16:57:13,867 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-19 16:57:13,867 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-19 16:57:13,867 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-19 16:57:13,868 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-19 16:57:13,896 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states. [2021-02-19 16:57:13,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-02-19 16:57:13,908 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:57:13,909 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] [2021-02-19 16:57:13,910 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:57:13,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:57:13,917 INFO L82 PathProgramCache]: Analyzing trace with hash -1703829837, now seen corresponding path program 1 times [2021-02-19 16:57:13,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:57:13,938 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [951910127] [2021-02-19 16:57:13,944 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:57:14,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:14,335 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:14,336 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:14,337 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:14,339 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:14,987 WARN L202 SmtUtils]: Spent 626.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:14,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:57:15,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,038 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:57:15,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,044 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,044 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:57:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:57:15,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,090 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:57:15,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-02-19 16:57:15,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,111 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,111 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 16:57:15,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:15,116 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:15,117 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:57:15,129 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [951910127] [2021-02-19 16:57:15,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:57:15,131 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-02-19 16:57:15,132 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [195032757] [2021-02-19 16:57:15,137 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-02-19 16:57:15,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:57:15,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-02-19 16:57:15,152 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-19 16:57:15,154 INFO L87 Difference]: Start difference. First operand 172 states. Second operand 3 states. [2021-02-19 16:57:16,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:57:16,437 INFO L93 Difference]: Finished difference Result 302 states and 399 transitions. [2021-02-19 16:57:16,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-02-19 16:57:16,439 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2021-02-19 16:57:16,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:57:16,453 INFO L225 Difference]: With dead ends: 302 [2021-02-19 16:57:16,454 INFO L226 Difference]: Without dead ends: 164 [2021-02-19 16:57:16,458 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-02-19 16:57:16,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2021-02-19 16:57:16,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 129. [2021-02-19 16:57:16,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 129 states. [2021-02-19 16:57:16,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 129 states and 153 transitions. [2021-02-19 16:57:16,555 INFO L78 Accepts]: Start accepts. Automaton has 129 states and 153 transitions. Word has length 46 [2021-02-19 16:57:16,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:57:16,556 INFO L480 AbstractCegarLoop]: Abstraction has 129 states and 153 transitions. [2021-02-19 16:57:16,556 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-02-19 16:57:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 153 transitions. [2021-02-19 16:57:16,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-02-19 16:57:16,560 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:57:16,560 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] [2021-02-19 16:57:16,561 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-19 16:57:16,561 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:57:16,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:57:16,562 INFO L82 PathProgramCache]: Analyzing trace with hash -150554213, now seen corresponding path program 1 times [2021-02-19 16:57:16,562 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:57:16,562 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096805411] [2021-02-19 16:57:16,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:57:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:16,737 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:16,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:16,739 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:16,740 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:16,743 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:16,746 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,037 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:17,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:57:17,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,072 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,073 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:57:17,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,077 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,077 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:57:17,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:57:17,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,085 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,086 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:57:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,089 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,091 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 16:57:17,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,095 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,096 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2021-02-19 16:57:17,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:17,099 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:17,100 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:17,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:57:17,110 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096805411] [2021-02-19 16:57:17,110 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:57:17,111 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-19 16:57:17,111 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554988536] [2021-02-19 16:57:17,113 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-19 16:57:17,113 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:57:17,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-19 16:57:17,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-19 16:57:17,114 INFO L87 Difference]: Start difference. First operand 129 states and 153 transitions. Second operand 4 states. [2021-02-19 16:57:17,563 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:57:18,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:57:18,425 INFO L93 Difference]: Finished difference Result 225 states and 278 transitions. [2021-02-19 16:57:18,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-19 16:57:18,426 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2021-02-19 16:57:18,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:57:18,429 INFO L225 Difference]: With dead ends: 225 [2021-02-19 16:57:18,429 INFO L226 Difference]: Without dead ends: 148 [2021-02-19 16:57:18,431 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-19 16:57:18,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2021-02-19 16:57:18,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 120. [2021-02-19 16:57:18,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 120 states. [2021-02-19 16:57:18,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 141 transitions. [2021-02-19 16:57:18,490 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 141 transitions. Word has length 47 [2021-02-19 16:57:18,491 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:57:18,491 INFO L480 AbstractCegarLoop]: Abstraction has 120 states and 141 transitions. [2021-02-19 16:57:18,491 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-19 16:57:18,491 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 141 transitions. [2021-02-19 16:57:18,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-19 16:57:18,494 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:57:18,494 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] [2021-02-19 16:57:18,494 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-19 16:57:18,494 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:57:18,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:57:18,495 INFO L82 PathProgramCache]: Analyzing trace with hash -1281303178, now seen corresponding path program 1 times [2021-02-19 16:57:18,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:57:18,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262748993] [2021-02-19 16:57:18,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:57:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:18,591 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,592 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:18,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:18,596 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,597 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:18,601 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,602 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:57:18,607 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:57:18,608 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,609 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-19 16:57:18,609 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,610 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,887 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:18,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:57:18,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,926 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,926 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-19 16:57:18,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:57:18,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,935 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:57:18,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:57:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:18,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:57:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-02-19 16:57:18,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,967 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,968 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-19 16:57:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:18,971 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:18,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:18,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:57:18,981 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262748993] [2021-02-19 16:57:18,981 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:57:18,982 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 16:57:18,982 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958670491] [2021-02-19 16:57:18,982 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 16:57:18,983 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:57:18,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 16:57:18,983 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 16:57:18,984 INFO L87 Difference]: Start difference. First operand 120 states and 141 transitions. Second operand 8 states. [2021-02-19 16:57:19,369 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-19 16:57:19,709 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:19,984 WARN L202 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:20,265 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:20,937 WARN L202 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:57:22,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:57:22,746 INFO L93 Difference]: Finished difference Result 415 states and 520 transitions. [2021-02-19 16:57:22,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-19 16:57:22,746 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2021-02-19 16:57:22,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:57:22,752 INFO L225 Difference]: With dead ends: 415 [2021-02-19 16:57:22,752 INFO L226 Difference]: Without dead ends: 319 [2021-02-19 16:57:22,754 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2021-02-19 16:57:22,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 319 states. [2021-02-19 16:57:22,855 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 319 to 254. [2021-02-19 16:57:22,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 254 states. [2021-02-19 16:57:22,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 310 transitions. [2021-02-19 16:57:22,858 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 310 transitions. Word has length 52 [2021-02-19 16:57:22,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:57:22,858 INFO L480 AbstractCegarLoop]: Abstraction has 254 states and 310 transitions. [2021-02-19 16:57:22,858 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 16:57:22,859 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 310 transitions. [2021-02-19 16:57:22,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-19 16:57:22,861 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:57:22,862 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] [2021-02-19 16:57:22,862 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-19 16:57:22,862 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:57:22,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:57:22,863 INFO L82 PathProgramCache]: Analyzing trace with hash 1158279051, now seen corresponding path program 1 times [2021-02-19 16:57:22,863 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:57:22,863 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [118093970] [2021-02-19 16:57:22,863 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:57:22,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:22,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,940 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,943 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,944 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,945 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:22,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:22,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,201 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:23,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:57:23,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,244 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,244 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:23,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:57:23,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,247 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,248 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:57:23,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:57:23,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:57:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,258 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,259 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-02-19 16:57:23,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,273 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-19 16:57:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,278 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:23,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-02-19 16:57:23,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:23,291 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:23,292 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:23,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:57:23,302 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [118093970] [2021-02-19 16:57:23,303 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:57:23,303 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-19 16:57:23,303 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1421052862] [2021-02-19 16:57:23,304 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-19 16:57:23,304 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:57:23,304 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-19 16:57:23,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-19 16:57:23,305 INFO L87 Difference]: Start difference. First operand 254 states and 310 transitions. Second operand 8 states. [2021-02-19 16:57:23,686 WARN L202 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-19 16:57:24,657 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:25,106 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-19 16:57:25,401 WARN L202 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:25,773 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:26,295 WARN L202 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-19 16:57:27,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:57:27,302 INFO L93 Difference]: Finished difference Result 823 states and 1081 transitions. [2021-02-19 16:57:27,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-19 16:57:27,302 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2021-02-19 16:57:27,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:57:27,313 INFO L225 Difference]: With dead ends: 823 [2021-02-19 16:57:27,313 INFO L226 Difference]: Without dead ends: 593 [2021-02-19 16:57:27,321 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2021-02-19 16:57:27,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2021-02-19 16:57:27,476 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 463. [2021-02-19 16:57:27,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2021-02-19 16:57:27,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 570 transitions. [2021-02-19 16:57:27,480 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 570 transitions. Word has length 57 [2021-02-19 16:57:27,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:57:27,481 INFO L480 AbstractCegarLoop]: Abstraction has 463 states and 570 transitions. [2021-02-19 16:57:27,481 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-19 16:57:27,481 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 570 transitions. [2021-02-19 16:57:27,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-02-19 16:57:27,484 INFO L414 BasicCegarLoop]: Found error trace [2021-02-19 16:57:27,484 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] [2021-02-19 16:57:27,485 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-19 16:57:27,485 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-19 16:57:27,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-19 16:57:27,485 INFO L82 PathProgramCache]: Analyzing trace with hash 368652239, now seen corresponding path program 1 times [2021-02-19 16:57:27,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-19 16:57:27,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295191497] [2021-02-19 16:57:27,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-19 16:57:27,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,547 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,548 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,549 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,549 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,551 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,551 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,552 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,553 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,557 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,840 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:27,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-19 16:57:27,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,873 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,873 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-19 16:57:27,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,876 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,877 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-19 16:57:27,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,880 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-19 16:57:27,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-19 16:57:27,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,887 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,887 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-02-19 16:57:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,899 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-19 16:57:27,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,914 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-02-19 16:57:27,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-19 16:57:27,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-19 16:57:27,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-19 16:57:27,922 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-19 16:57:27,923 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-19 16:57:27,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-19 16:57:27,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295191497] [2021-02-19 16:57:27,942 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-19 16:57:27,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-19 16:57:27,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1559877676] [2021-02-19 16:57:27,942 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-19 16:57:27,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-19 16:57:27,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-19 16:57:27,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-19 16:57:27,944 INFO L87 Difference]: Start difference. First operand 463 states and 570 transitions. Second operand 9 states. [2021-02-19 16:57:28,365 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2021-02-19 16:57:29,351 WARN L202 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:29,646 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:29,933 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2021-02-19 16:57:30,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-19 16:57:30,381 INFO L93 Difference]: Finished difference Result 865 states and 1149 transitions. [2021-02-19 16:57:30,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-19 16:57:30,387 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 61 [2021-02-19 16:57:30,387 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-19 16:57:30,388 INFO L225 Difference]: With dead ends: 865 [2021-02-19 16:57:30,388 INFO L226 Difference]: Without dead ends: 0 [2021-02-19 16:57:30,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=74, Invalid=166, Unknown=0, NotChecked=0, Total=240 [2021-02-19 16:57:30,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-19 16:57:30,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-19 16:57:30,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-19 16:57:30,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-19 16:57:30,391 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 61 [2021-02-19 16:57:30,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-19 16:57:30,392 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-19 16:57:30,392 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-19 16:57:30,392 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-19 16:57:30,392 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-19 16:57:30,392 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-19 16:57:30,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-19 16:57:34,399 WARN L202 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2021-02-19 16:57:34,571 WARN L202 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:34,768 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2021-02-19 16:57:35,103 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2021-02-19 16:57:35,286 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:35,640 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 8 [2021-02-19 16:57:35,876 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2021-02-19 16:57:36,265 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2021-02-19 16:57:36,473 WARN L202 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2021-02-19 16:57:36,865 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 8 [2021-02-19 16:57:37,250 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 8 [2021-02-19 16:57:37,444 WARN L202 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:37,847 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2021-02-19 16:57:38,010 WARN L202 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2021-02-19 16:57:38,205 WARN L202 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:38,754 WARN L202 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 14 [2021-02-19 16:57:39,111 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 9 [2021-02-19 16:57:39,355 WARN L202 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 8 [2021-02-19 16:57:39,554 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:39,783 WARN L202 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 22 [2021-02-19 16:57:39,995 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2021-02-19 16:57:40,214 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2021-02-19 16:57:40,417 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 24 [2021-02-19 16:57:40,654 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 1 [2021-02-19 16:57:41,059 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2021-02-19 16:57:41,444 WARN L202 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 11 [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point L125(lines 125 129) no Hoare annotation was computed. [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point L125-1(lines 125 129) no Hoare annotation was computed. [2021-02-19 16:57:41,463 INFO L189 CegarLoopUtils]: For program point L120(line 120) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point L119-2(lines 119 140) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 94 149) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point L141(lines 118 142) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 94 149) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 94 149) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point L182(lines 182 186) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 150 209) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point L182-1(lines 182 186) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point L177(line 177) no Hoare annotation was computed. [2021-02-19 16:57:41,464 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 150 209) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point L176-2(lines 176 201) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point L202(lines 175 203) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 150 209) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point L195(line 195) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point L195-1(line 195) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 935 941) the Hoare annotation is: true [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 935 941) no Hoare annotation was computed. [2021-02-19 16:57:41,465 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 942 950) no Hoare annotation was computed. [2021-02-19 16:57:41,466 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 942 950) the Hoare annotation is: true [2021-02-19 16:57:41,466 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 942 950) no Hoare annotation was computed. [2021-02-19 16:57:41,466 INFO L185 CegarLoopUtils]: At program point L702(line 702) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 16:57:41,466 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 690 712) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,466 INFO L185 CegarLoopUtils]: At program point L702-1(line 702) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~5 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 16:57:41,466 INFO L189 CegarLoopUtils]: For program point L700(lines 700 707) no Hoare annotation was computed. [2021-02-19 16:57:41,467 INFO L189 CegarLoopUtils]: For program point L700-1(lines 700 707) no Hoare annotation was computed. [2021-02-19 16:57:41,467 INFO L189 CegarLoopUtils]: For program point L698(line 698) no Hoare annotation was computed. [2021-02-19 16:57:41,467 INFO L185 CegarLoopUtils]: At program point L697(line 697) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,467 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 690 712) no Hoare annotation was computed. [2021-02-19 16:57:41,467 INFO L185 CegarLoopUtils]: At program point L696(line 696) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,467 INFO L185 CegarLoopUtils]: At program point L696-1(line 696) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,467 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 690 712) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 646 669) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 646 669) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 646 669) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L664(line 664) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L663(line 663) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L662(line 662) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L661(line 661) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L660(line 660) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L659(line 659) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L658(line 658) no Hoare annotation was computed. [2021-02-19 16:57:41,468 INFO L189 CegarLoopUtils]: For program point L657(line 657) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L656(line 656) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L655(line 655) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L654(line 654) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L653(line 653) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L652(line 652) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L651(line 651) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point L897(lines 897 903) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point stopSystemEXIT(lines 893 907) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L185 CegarLoopUtils]: At program point stopSystemENTRY(lines 893 907) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point stopSystemFINAL(lines 893 907) no Hoare annotation was computed. [2021-02-19 16:57:41,469 INFO L185 CegarLoopUtils]: At program point L899(line 899) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 16:57:41,469 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 829 837) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 829 837) the Hoare annotation is: true [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 829 837) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L192 CegarLoopUtils]: At program point L881(line 881) the Hoare annotation is: true [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L883-2(lines 883 887) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L881-1(line 881) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 874 892) the Hoare annotation is: true [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 874 892) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L883(lines 883 887) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 874 892) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L857(lines 857 865) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 838 873) no Hoare annotation was computed. [2021-02-19 16:57:41,470 INFO L189 CegarLoopUtils]: For program point L845(lines 845 853) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point L845-2(lines 845 853) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 838 873) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point L868(line 868) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point L868-1(line 868) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 838 873) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 928 934) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 928 934) the Hoare annotation is: true [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 48 93) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 48 93) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 48 93) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point L381(lines 381 388) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 361 406) no Hoare annotation was computed. [2021-02-19 16:57:41,471 INFO L189 CegarLoopUtils]: For program point L375(lines 375 395) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point L375-1(lines 375 395) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 361 406) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 361 406) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 677 686) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 677 686) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 677 686) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L192 CegarLoopUtils]: At program point isMethaneAlarmENTRY(lines 818 828) the Hoare annotation is: true [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 818 828) no Hoare annotation was computed. [2021-02-19 16:57:41,472 INFO L192 CegarLoopUtils]: At program point L823(line 823) the Hoare annotation is: true [2021-02-19 16:57:41,472 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 818 828) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L189 CegarLoopUtils]: For program point L823-1(line 823) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 810 817) the Hoare annotation is: true [2021-02-19 16:57:41,473 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 810 817) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 810 817) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L185 CegarLoopUtils]: At program point L796(line 796) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,473 INFO L189 CegarLoopUtils]: For program point L796-1(lines 777 801) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L185 CegarLoopUtils]: At program point L791(line 791) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,473 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 777 801) no Hoare annotation was computed. [2021-02-19 16:57:41,473 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 777 801) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,473 INFO L185 CegarLoopUtils]: At program point L787(line 787) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,474 INFO L189 CegarLoopUtils]: For program point L785(lines 785 793) no Hoare annotation was computed. [2021-02-19 16:57:41,474 INFO L185 CegarLoopUtils]: At program point L783(line 783) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,474 INFO L189 CegarLoopUtils]: For program point L783-1(line 783) no Hoare annotation was computed. [2021-02-19 16:57:41,474 INFO L189 CegarLoopUtils]: For program point L781(lines 781 798) no Hoare annotation was computed. [2021-02-19 16:57:41,474 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 743 749) no Hoare annotation was computed. [2021-02-19 16:57:41,474 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 743 749) the Hoare annotation is: true [2021-02-19 16:57:41,474 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 545 612) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,474 INFO L185 CegarLoopUtils]: At program point L605(lines 554 606) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-19 16:57:41,474 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 545 612) no Hoare annotation was computed. [2021-02-19 16:57:41,475 INFO L185 CegarLoopUtils]: At program point L595(line 595) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,475 INFO L189 CegarLoopUtils]: For program point L593(lines 593 599) no Hoare annotation was computed. [2021-02-19 16:57:41,475 INFO L185 CegarLoopUtils]: At program point L593-1(lines 585 600) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,475 INFO L189 CegarLoopUtils]: For program point L556(lines 555 604) no Hoare annotation was computed. [2021-02-19 16:57:41,475 INFO L185 CegarLoopUtils]: At program point L587(line 587) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,475 INFO L189 CegarLoopUtils]: For program point L585(lines 585 600) no Hoare annotation was computed. [2021-02-19 16:57:41,475 INFO L185 CegarLoopUtils]: At program point L577(line 577) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,475 INFO L189 CegarLoopUtils]: For program point L575(lines 575 581) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point L575-1(lines 575 581) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L185 CegarLoopUtils]: At program point L602(lines 555 604) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,476 INFO L185 CegarLoopUtils]: At program point L567(line 567) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0))) [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point L565(lines 565 571) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point L565-1(lines 565 571) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point L557(lines 557 561) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 545 612) no Hoare annotation was computed. [2021-02-19 16:57:41,476 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 315 360) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 315 360) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 315 360) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point L335(lines 335 342) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point L329(lines 329 349) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point L329-1(lines 329 349) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 494 502) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 494 502) the Hoare annotation is: true [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 494 502) no Hoare annotation was computed. [2021-02-19 16:57:41,477 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 462 484) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L470(lines 470 478) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 462 484) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 462 484) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L470-2(lines 470 478) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 212 314) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L277(line 277) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L277-1(line 277) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L236(lines 236 240) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L300(lines 300 311) no Hoare annotation was computed. [2021-02-19 16:57:41,478 INFO L189 CegarLoopUtils]: For program point L263(lines 263 267) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 212 314) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L261-2(lines 261 281) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L282(lines 260 283) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 212 314) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L241(lines 241 257) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L301(lines 301 308) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L262(lines 261 281) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L293(line 293) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L293-1(line 293) no Hoare annotation was computed. [2021-02-19 16:57:41,479 INFO L189 CegarLoopUtils]: For program point L258(lines 258 299) no Hoare annotation was computed. [2021-02-19 16:57:41,480 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 918 927) no Hoare annotation was computed. [2021-02-19 16:57:41,480 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 918 927) no Hoare annotation was computed. [2021-02-19 16:57:41,480 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 918 927) no Hoare annotation was computed. [2021-02-19 16:57:41,480 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,480 INFO L185 CegarLoopUtils]: 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)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string26.offset| |old(#t~string26.offset)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string26.base| |old(#t~string26.base)|) (= |#t~string69.base| |old(#t~string69.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#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)|) (= |#t~string29.base| |old(#t~string29.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~string51.offset| |old(#t~string51.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#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~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point activatePumpFINAL(lines 802 809) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 802 809) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 802 809) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 485 493) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 485 493) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 485 493) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,481 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,482 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,482 INFO L189 CegarLoopUtils]: For program point L445-1(lines 441 452) no Hoare annotation was computed. [2021-02-19 16:57:41,482 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 441 452) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-19 16:57:41,482 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 441 452) no Hoare annotation was computed. [2021-02-19 16:57:41,482 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 453 461) the Hoare annotation is: true [2021-02-19 16:57:41,482 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 453 461) no Hoare annotation was computed. [2021-02-19 16:57:41,482 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 453 461) no Hoare annotation was computed. [2021-02-19 16:57:41,483 INFO L185 CegarLoopUtils]: At program point L732(line 732) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 0 ~systemActive~0))) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,483 INFO L185 CegarLoopUtils]: At program point L730(lines 730 736) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,483 INFO L185 CegarLoopUtils]: At program point L725(line 725) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-02-19 16:57:41,483 INFO L189 CegarLoopUtils]: For program point L723(lines 722 741) no Hoare annotation was computed. [2021-02-19 16:57:41,483 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 719 742) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,483 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 719 742) no Hoare annotation was computed. [2021-02-19 16:57:41,483 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 719 742) no Hoare annotation was computed. [2021-02-19 16:57:41,483 INFO L192 CegarLoopUtils]: At program point L640(lines 615 644) the Hoare annotation is: true [2021-02-19 16:57:41,483 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 615 644) no Hoare annotation was computed. [2021-02-19 16:57:41,484 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 615 644) the Hoare annotation is: true [2021-02-19 16:57:41,484 INFO L189 CegarLoopUtils]: For program point L636(line 636) no Hoare annotation was computed. [2021-02-19 16:57:41,484 INFO L189 CegarLoopUtils]: For program point L629(lines 629 633) no Hoare annotation was computed. [2021-02-19 16:57:41,484 INFO L192 CegarLoopUtils]: At program point L629-1(lines 629 633) the Hoare annotation is: true [2021-02-19 16:57:41,484 INFO L189 CegarLoopUtils]: For program point L626(line 626) no Hoare annotation was computed. [2021-02-19 16:57:41,484 INFO L192 CegarLoopUtils]: At program point L625-2(lines 625 639) the Hoare annotation is: true [2021-02-19 16:57:41,484 INFO L192 CegarLoopUtils]: At program point L621(line 621) the Hoare annotation is: true [2021-02-19 16:57:41,484 INFO L189 CegarLoopUtils]: For program point L621-1(line 621) no Hoare annotation was computed. [2021-02-19 16:57:41,484 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 417 428) the Hoare annotation is: true [2021-02-19 16:57:41,484 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 417 428) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L189 CegarLoopUtils]: For program point L421-1(lines 417 428) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 670 676) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 670 676) the Hoare annotation is: true [2021-02-19 16:57:41,485 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-19 16:57:41,485 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-19 16:57:41,485 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 908 915) no Hoare annotation was computed. [2021-02-19 16:57:41,485 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 908 915) the Hoare annotation is: (or (= |old(~systemActive~0)| ~systemActive~0) (not (= ~pumpRunning~0 0))) [2021-02-19 16:57:41,486 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 908 915) no Hoare annotation was computed. [2021-02-19 16:57:41,486 INFO L189 CegarLoopUtils]: For program point L433-1(lines 429 440) no Hoare annotation was computed. [2021-02-19 16:57:41,486 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 429 440) no Hoare annotation was computed. [2021-02-19 16:57:41,486 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 429 440) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0))) [2021-02-19 16:57:41,486 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 532 539) no Hoare annotation was computed. [2021-02-19 16:57:41,486 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 536) no Hoare annotation was computed. [2021-02-19 16:57:41,486 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 532 539) the Hoare annotation is: true [2021-02-19 16:57:41,487 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 532 539) no Hoare annotation was computed. [2021-02-19 16:57:41,487 INFO L189 CegarLoopUtils]: For program point L514-1(lines 506 530) no Hoare annotation was computed. [2021-02-19 16:57:41,487 INFO L192 CegarLoopUtils]: At program point L512(line 512) the Hoare annotation is: true [2021-02-19 16:57:41,487 INFO L189 CegarLoopUtils]: For program point L512-1(line 512) no Hoare annotation was computed. [2021-02-19 16:57:41,487 INFO L192 CegarLoopUtils]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 506 530) the Hoare annotation is: true [2021-02-19 16:57:41,487 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification1_spec__1EXIT(lines 506 530) no Hoare annotation was computed. [2021-02-19 16:57:41,487 INFO L185 CegarLoopUtils]: At program point L520(line 520) the Hoare annotation is: (not (= ~pumpRunning~0 0)) [2021-02-19 16:57:41,487 INFO L189 CegarLoopUtils]: For program point L518(lines 518 524) no Hoare annotation was computed. [2021-02-19 16:57:41,488 INFO L185 CegarLoopUtils]: At program point L516(line 516) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0))) [2021-02-19 16:57:41,488 INFO L189 CegarLoopUtils]: For program point L516-1(line 516) no Hoare annotation was computed. [2021-02-19 16:57:41,488 INFO L189 CegarLoopUtils]: For program point L514(lines 514 527) no Hoare annotation was computed. [2021-02-19 16:57:41,488 INFO L189 CegarLoopUtils]: For program point L770-1(lines 751 775) no Hoare annotation was computed. [2021-02-19 16:57:41,488 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 751 775) no Hoare annotation was computed. [2021-02-19 16:57:41,488 INFO L185 CegarLoopUtils]: At program point L765(line 765) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,488 INFO L185 CegarLoopUtils]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 751 775) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,488 INFO L185 CegarLoopUtils]: At program point L761(line 761) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,489 INFO L189 CegarLoopUtils]: For program point L759(lines 759 767) no Hoare annotation was computed. [2021-02-19 16:57:41,489 INFO L185 CegarLoopUtils]: At program point L757(line 757) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,489 INFO L189 CegarLoopUtils]: For program point L757-1(line 757) no Hoare annotation was computed. [2021-02-19 16:57:41,489 INFO L189 CegarLoopUtils]: For program point L755(lines 755 772) no Hoare annotation was computed. [2021-02-19 16:57:41,489 INFO L185 CegarLoopUtils]: At program point L770(line 770) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= |old(~pumpRunning~0)| 0))) [2021-02-19 16:57:41,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.02 04:57:41 BoogieIcfgContainer [2021-02-19 16:57:41,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-19 16:57:41,509 INFO L168 Benchmark]: Toolchain (without parser) took 30340.19 ms. Allocated memory was 151.0 MB in the beginning and 607.1 MB in the end (delta: 456.1 MB). Free memory was 125.9 MB in the beginning and 340.4 MB in the end (delta: -214.5 MB). Peak memory consumption was 360.7 MB. Max. memory is 8.0 GB. [2021-02-19 16:57:41,510 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-19 16:57:41,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.95 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.9 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-19 16:57:41,511 INFO L168 Benchmark]: Boogie Preprocessor took 97.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.9 MB in the beginning and 99.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-02-19 16:57:41,511 INFO L168 Benchmark]: RCFGBuilder took 1757.42 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 99.9 MB in the beginning and 161.8 MB in the end (delta: -62.0 MB). Peak memory consumption was 53.8 MB. Max. memory is 8.0 GB. [2021-02-19 16:57:41,512 INFO L168 Benchmark]: TraceAbstraction took 27726.66 ms. Allocated memory was 183.5 MB in the beginning and 607.1 MB in the end (delta: 423.6 MB). Free memory was 161.3 MB in the beginning and 340.4 MB in the end (delta: -179.1 MB). Peak memory consumption was 362.5 MB. Max. memory is 8.0 GB. [2021-02-19 16:57:41,514 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 151.0 MB. Free memory is still 122.7 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 736.95 ms. Allocated memory is still 151.0 MB. Free memory was 124.8 MB in the beginning and 103.9 MB in the end (delta: 20.9 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 97.88 ms. Allocated memory is still 151.0 MB. Free memory was 103.9 MB in the beginning and 99.9 MB in the end (delta: 4.0 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1757.42 ms. Allocated memory was 151.0 MB in the beginning and 183.5 MB in the end (delta: 32.5 MB). Free memory was 99.9 MB in the beginning and 161.8 MB in the end (delta: -62.0 MB). Peak memory consumption was 53.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 27726.66 ms. Allocated memory was 183.5 MB in the beginning and 607.1 MB in the end (delta: 423.6 MB). Free memory was 161.3 MB in the beginning and 340.4 MB in the end (delta: -179.1 MB). Peak memory consumption was 362.5 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 536]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 615]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 625]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0)) || (pumpRunning == 0 && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 237 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.5s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 11.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 554 SDtfs, 868 SDslu, 486 SDs, 0 SdLazy, 2380 SolverSat, 569 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 130 GetRequests, 87 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=463occurred 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: 0.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 258 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 61 LocationsWithAnnotation, 651 PreInvPairs, 754 NumberOfFragments, 771 HoareAnnotationTreeSize, 651 FomulaSimplifications, 118987 FormulaSimplificationTreeSizeReduction, 3.6s HoareSimplificationTime, 61 FomulaSimplificationsInter, 20673 FormulaSimplificationTreeSizeReductionInter, 7.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 263 NumberOfCodeBlocks, 263 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 258 ConstructedInterpolants, 0 QuantifiedInterpolants, 78402 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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...