/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_spec2_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 15:27:42,445 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 15:27:42,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 15:27:42,508 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 15:27:42,508 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 15:27:42,513 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 15:27:42,517 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 15:27:42,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 15:27:42,528 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 15:27:42,534 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 15:27:42,536 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 15:27:42,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 15:27:42,539 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 15:27:42,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 15:27:42,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 15:27:42,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 15:27:42,549 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 15:27:42,551 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 15:27:42,558 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 15:27:42,566 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 15:27:42,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 15:27:42,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 15:27:42,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 15:27:42,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 15:27:42,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-21 15:27:42,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-21 15:27:42,582 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-21 15:27:42,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-21 15:27:42,585 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-21 15:27:42,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-21 15:27:42,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-21 15:27:42,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-21 15:27:42,589 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-21 15:27:42,590 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-21 15:27:42,591 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-21 15:27:42,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-21 15:27:42,592 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-21 15:27:42,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-21 15:27:42,593 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 15:27:42,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 15:27:42,594 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 15:27:42,595 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 [2021-02-21 15:27:42,651 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 15:27:42,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 15:27:42,657 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-02-21 15:27:42,657 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-02-21 15:27:42,657 INFO L138 SettingsManager]: * Use SBE=true [2021-02-21 15:27:42,658 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 15:27:42,658 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 15:27:42,658 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 15:27:42,658 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 15:27:42,659 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 15:27:42,660 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 15:27:42,660 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 15:27:42,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 15:27:42,661 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 15:27:42,661 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 15:27:42,661 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 15:27:42,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 15:27:42,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 15:27:42,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-02-21 15:27:42,662 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 15:27:42,663 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 15:27:42,663 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 15:27:42,663 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-02-21 15:27:42,664 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-02-21 15:27:42,664 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-02-21 15:27:42,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-02-21 15:27:42,664 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 15:27:42,664 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-02-21 15:27:42,665 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 15:27:43,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 15:27:43,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 15:27:43,141 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 15:27:43,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 15:27:43,143 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 15:27:43,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2021-02-21 15:27:43,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2437525d/5bbcb12ecbae4d1ab11136635fab030d/FLAGbbb17a8cf [2021-02-21 15:27:43,905 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 15:27:43,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product26.cil.c [2021-02-21 15:27:43,921 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2437525d/5bbcb12ecbae4d1ab11136635fab030d/FLAGbbb17a8cf [2021-02-21 15:27:44,232 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2437525d/5bbcb12ecbae4d1ab11136635fab030d [2021-02-21 15:27:44,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 15:27:44,259 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 15:27:44,263 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 15:27:44,263 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 15:27:44,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 15:27:44,268 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a002ce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44, skipping insertion in model container [2021-02-21 15:27:44,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,279 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 15:27:44,357 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 15:27:44,576 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_spec2_product26.cil.c[5102,5115] [2021-02-21 15:27:44,675 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:27:44,700 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 15:27:44,765 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_spec2_product26.cil.c[5102,5115] [2021-02-21 15:27:44,816 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 15:27:44,860 INFO L208 MainTranslator]: Completed translation [2021-02-21 15:27:44,861 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44 WrapperNode [2021-02-21 15:27:44,861 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 15:27:44,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 15:27:44,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 15:27:44,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 15:27:44,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,901 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,902 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:44,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:45,000 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:45,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (1/1) ... [2021-02-21 15:27:45,033 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 15:27:45,034 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 15:27:45,034 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 15:27:45,034 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 15:27:45,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (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 [2021-02-21 15:27:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 15:27:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 15:27:45,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2021-02-21 15:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 15:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2021-02-21 15:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2021-02-21 15:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2021-02-21 15:27:45,154 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2021-02-21 15:27:45,155 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2021-02-21 15:27:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 15:27:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2021-02-21 15:27:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-02-21 15:27:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-02-21 15:27:45,156 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2021-02-21 15:27:45,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2021-02-21 15:27:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2021-02-21 15:27:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2021-02-21 15:27:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2021-02-21 15:27:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2021-02-21 15:27:45,158 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-02-21 15:27:45,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2021-02-21 15:27:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-02-21 15:27:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2021-02-21 15:27:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2021-02-21 15:27:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2021-02-21 15:27:45,160 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2021-02-21 15:27:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 15:27:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 15:27:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 15:27:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 15:27:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 15:27:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2021-02-21 15:27:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2021-02-21 15:27:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2021-02-21 15:27:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2021-02-21 15:27:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-02-21 15:27:45,164 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure test [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2021-02-21 15:27:45,165 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2021-02-21 15:27:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2021-02-21 15:27:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2021-02-21 15:27:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-21 15:27:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-21 15:27:45,166 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2021-02-21 15:27:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-21 15:27:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-21 15:27:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 15:27:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-21 15:27:45,167 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2021-02-21 15:27:45,168 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2021-02-21 15:27:45,169 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 15:27:45,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 15:27:46,580 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 15:27:46,580 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-02-21 15:27:46,582 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:27:46 BoogieIcfgContainer [2021-02-21 15:27:46,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 15:27:46,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 15:27:46,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 15:27:46,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 15:27:46,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 03:27:44" (1/3) ... [2021-02-21 15:27:46,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d647f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:27:46, skipping insertion in model container [2021-02-21 15:27:46,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 03:27:44" (2/3) ... [2021-02-21 15:27:46,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59d647f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 03:27:46, skipping insertion in model container [2021-02-21 15:27:46,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 03:27:46" (3/3) ... [2021-02-21 15:27:46,593 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product26.cil.c [2021-02-21 15:27:46,600 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-02-21 15:27:46,606 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-21 15:27:46,633 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-21 15:27:46,666 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 15:27:46,666 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 15:27:46,666 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-02-21 15:27:46,666 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 15:27:46,667 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 15:27:46,667 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 15:27:46,667 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 15:27:46,667 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 15:27:46,705 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states. [2021-02-21 15:27:46,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-02-21 15:27:46,724 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:27:46,725 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] [2021-02-21 15:27:46,725 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:27:46,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:27:46,738 INFO L82 PathProgramCache]: Analyzing trace with hash -658620367, now seen corresponding path program 1 times [2021-02-21 15:27:46,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:27:46,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1784489922] [2021-02-21 15:27:46,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:27:47,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,173 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,178 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,179 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,604 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:27:47,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 15:27:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,683 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,683 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-21 15:27:47,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,695 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,695 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 15:27:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,703 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,706 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-21 15:27:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,716 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 15:27:47,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,724 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-21 15:27:47,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,748 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,752 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-02-21 15:27:47,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,757 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-21 15:27:47,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:47,761 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:47,762 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:47,778 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:27:47,778 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1784489922] [2021-02-21 15:27:47,779 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:27:47,780 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-21 15:27:47,780 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990647736] [2021-02-21 15:27:47,785 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-21 15:27:47,786 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:27:47,800 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-21 15:27:47,801 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-21 15:27:47,803 INFO L87 Difference]: Start difference. First operand 167 states. Second operand 4 states. [2021-02-21 15:27:48,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:27:48,983 INFO L93 Difference]: Finished difference Result 256 states and 336 transitions. [2021-02-21 15:27:48,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-02-21 15:27:48,985 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 51 [2021-02-21 15:27:48,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:27:48,998 INFO L225 Difference]: With dead ends: 256 [2021-02-21 15:27:48,999 INFO L226 Difference]: Without dead ends: 144 [2021-02-21 15:27:49,003 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-02-21 15:27:49,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2021-02-21 15:27:49,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 113. [2021-02-21 15:27:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 113 states. [2021-02-21 15:27:49,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 131 transitions. [2021-02-21 15:27:49,099 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 131 transitions. Word has length 51 [2021-02-21 15:27:49,100 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:27:49,100 INFO L480 AbstractCegarLoop]: Abstraction has 113 states and 131 transitions. [2021-02-21 15:27:49,100 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-21 15:27:49,100 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 131 transitions. [2021-02-21 15:27:49,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-02-21 15:27:49,104 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:27:49,104 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] [2021-02-21 15:27:49,105 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 15:27:49,105 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:27:49,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:27:49,106 INFO L82 PathProgramCache]: Analyzing trace with hash 835585957, now seen corresponding path program 1 times [2021-02-21 15:27:49,106 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:27:49,106 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [125443080] [2021-02-21 15:27:49,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:27:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,201 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,206 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,207 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:49,211 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,212 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,609 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:27:49,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 15:27:49,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,640 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,641 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-21 15:27:49,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,644 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,645 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 15:27:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,648 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-21 15:27:49,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,652 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,653 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 15:27:49,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-21 15:27:49,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,669 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,669 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2021-02-21 15:27:49,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,673 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-02-21 15:27:49,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:49,677 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:49,678 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:49,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:27:49,687 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [125443080] [2021-02-21 15:27:49,687 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:27:49,688 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-02-21 15:27:49,688 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385649695] [2021-02-21 15:27:49,690 INFO L460 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-02-21 15:27:49,690 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:27:49,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-02-21 15:27:49,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-02-21 15:27:49,691 INFO L87 Difference]: Start difference. First operand 113 states and 131 transitions. Second operand 5 states. [2021-02-21 15:27:50,334 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2021-02-21 15:27:51,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:27:51,207 INFO L93 Difference]: Finished difference Result 197 states and 243 transitions. [2021-02-21 15:27:51,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 15:27:51,208 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 52 [2021-02-21 15:27:51,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:27:51,211 INFO L225 Difference]: With dead ends: 197 [2021-02-21 15:27:51,212 INFO L226 Difference]: Without dead ends: 134 [2021-02-21 15:27:51,213 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-02-21 15:27:51,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-21 15:27:51,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2021-02-21 15:27:51,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-21 15:27:51,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 119 transitions. [2021-02-21 15:27:51,263 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 119 transitions. Word has length 52 [2021-02-21 15:27:51,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:27:51,264 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 119 transitions. [2021-02-21 15:27:51,264 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-02-21 15:27:51,264 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 119 transitions. [2021-02-21 15:27:51,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-21 15:27:51,267 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:27:51,267 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] [2021-02-21 15:27:51,267 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-21 15:27:51,267 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:27:51,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:27:51,268 INFO L82 PathProgramCache]: Analyzing trace with hash 1469757925, now seen corresponding path program 1 times [2021-02-21 15:27:51,268 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:27:51,269 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [346256898] [2021-02-21 15:27:51,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:27:51,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,363 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:51,368 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,369 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:51,370 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,370 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:51,375 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,376 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:51,382 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,383 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:27:51,389 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,390 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:27:51,391 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 15:27:51,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,393 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,737 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:27:51,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 15:27:51,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,824 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 15:27:51,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-21 15:27:51,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 15:27:51,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,840 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,840 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-21 15:27:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,875 WARN L141 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size [2021-02-21 15:27:51,876 WARN L147 QuantifierPusher]: treesize reduction 22, result has 33.3 percent of original size 11 [2021-02-21 15:27:51,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 15:27:51,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,897 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-21 15:27:51,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,914 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-02-21 15:27:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,917 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2021-02-21 15:27:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:51,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:51,921 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:51,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:27:51,932 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [346256898] [2021-02-21 15:27:51,932 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:27:51,932 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-21 15:27:51,932 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282794101] [2021-02-21 15:27:51,933 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 15:27:51,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:27:51,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 15:27:51,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-21 15:27:51,934 INFO L87 Difference]: Start difference. First operand 104 states and 119 transitions. Second operand 9 states. [2021-02-21 15:27:52,483 WARN L202 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-21 15:27:52,958 WARN L202 SmtUtils]: Spent 369.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:53,376 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:53,785 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:55,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:27:55,124 INFO L93 Difference]: Finished difference Result 210 states and 262 transitions. [2021-02-21 15:27:55,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 15:27:55,125 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 57 [2021-02-21 15:27:55,126 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:27:55,131 INFO L225 Difference]: With dead ends: 210 [2021-02-21 15:27:55,131 INFO L226 Difference]: Without dead ends: 134 [2021-02-21 15:27:55,132 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2021-02-21 15:27:55,133 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2021-02-21 15:27:55,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 104. [2021-02-21 15:27:55,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 104 states. [2021-02-21 15:27:55,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 104 states and 118 transitions. [2021-02-21 15:27:55,173 INFO L78 Accepts]: Start accepts. Automaton has 104 states and 118 transitions. Word has length 57 [2021-02-21 15:27:55,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:27:55,174 INFO L480 AbstractCegarLoop]: Abstraction has 104 states and 118 transitions. [2021-02-21 15:27:55,174 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 15:27:55,174 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 118 transitions. [2021-02-21 15:27:55,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-02-21 15:27:55,176 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:27:55,176 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:27:55,177 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-21 15:27:55,177 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:27:55,177 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:27:55,177 INFO L82 PathProgramCache]: Analyzing trace with hash -615854820, now seen corresponding path program 1 times [2021-02-21 15:27:55,178 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:27:55,178 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110456506] [2021-02-21 15:27:55,178 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:27:55,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,318 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,319 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,323 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,324 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,326 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,326 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,327 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,328 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,328 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,329 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,334 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,335 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,701 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:27:55,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 15:27:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-21 15:27:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 15:27:55,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,744 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-21 15:27:55,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,749 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,749 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 15:27:55,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-21 15:27:55,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,767 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2021-02-21 15:27:55,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-21 15:27:55,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-02-21 15:27:55,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,794 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,795 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:27:55,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-02-21 15:27:55,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:27:55,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:27:55,809 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:27:55,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:27:55,822 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110456506] [2021-02-21 15:27:55,822 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:27:55,822 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-21 15:27:55,822 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [531132456] [2021-02-21 15:27:55,823 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 15:27:55,823 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:27:55,824 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 15:27:55,824 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-02-21 15:27:55,824 INFO L87 Difference]: Start difference. First operand 104 states and 118 transitions. Second operand 9 states. [2021-02-21 15:27:56,414 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-21 15:27:57,743 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:58,186 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:58,574 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:27:58,936 WARN L202 SmtUtils]: Spent 341.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-21 15:28:00,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:28:00,220 INFO L93 Difference]: Finished difference Result 324 states and 430 transitions. [2021-02-21 15:28:00,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-02-21 15:28:00,221 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2021-02-21 15:28:00,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:28:00,234 INFO L225 Difference]: With dead ends: 324 [2021-02-21 15:28:00,234 INFO L226 Difference]: Without dead ends: 248 [2021-02-21 15:28:00,239 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=105, Invalid=275, Unknown=0, NotChecked=0, Total=380 [2021-02-21 15:28:00,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2021-02-21 15:28:00,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 170. [2021-02-21 15:28:00,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 170 states. [2021-02-21 15:28:00,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 170 states and 196 transitions. [2021-02-21 15:28:00,341 INFO L78 Accepts]: Start accepts. Automaton has 170 states and 196 transitions. Word has length 65 [2021-02-21 15:28:00,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:28:00,341 INFO L480 AbstractCegarLoop]: Abstraction has 170 states and 196 transitions. [2021-02-21 15:28:00,342 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 15:28:00,342 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 196 transitions. [2021-02-21 15:28:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-02-21 15:28:00,344 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 15:28:00,344 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 15:28:00,345 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-21 15:28:00,345 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-21 15:28:00,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 15:28:00,346 INFO L82 PathProgramCache]: Analyzing trace with hash 705505152, now seen corresponding path program 1 times [2021-02-21 15:28:00,346 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-02-21 15:28:00,346 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466699606] [2021-02-21 15:28:00,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 15:28:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,416 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,420 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,421 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,421 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,422 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,423 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,423 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,424 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,424 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,426 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,427 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,439 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,439 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,757 WARN L202 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:28:00,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 15:28:00,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-02-21 15:28:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-02-21 15:28:00,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,799 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-02-21 15:28:00,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-21 15:28:00,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,806 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-02-21 15:28:00,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,820 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,820 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-21 15:28:00,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,835 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-02-21 15:28:00,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,851 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,852 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-21 15:28:00,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,856 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,856 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-02-21 15:28:00,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 15:28:00,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2021-02-21 15:28:00,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 15:28:00,865 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 15:28:00,865 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 15:28:00,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 15:28:00,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466699606] [2021-02-21 15:28:00,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 15:28:00,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-21 15:28:00,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30500978] [2021-02-21 15:28:00,891 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-21 15:28:00,892 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-02-21 15:28:00,892 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-21 15:28:00,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2021-02-21 15:28:00,892 INFO L87 Difference]: Start difference. First operand 170 states and 196 transitions. Second operand 10 states. [2021-02-21 15:28:01,458 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2021-02-21 15:28:02,577 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:28:02,959 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:28:03,345 WARN L202 SmtUtils]: Spent 343.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2021-02-21 15:28:03,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 15:28:03,535 INFO L93 Difference]: Finished difference Result 309 states and 390 transitions. [2021-02-21 15:28:03,535 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-21 15:28:03,535 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 69 [2021-02-21 15:28:03,536 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 15:28:03,536 INFO L225 Difference]: With dead ends: 309 [2021-02-21 15:28:03,536 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 15:28:03,538 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=104, Invalid=238, Unknown=0, NotChecked=0, Total=342 [2021-02-21 15:28:03,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 15:28:03,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 15:28:03,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 15:28:03,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 15:28:03,539 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 69 [2021-02-21 15:28:03,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 15:28:03,540 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 15:28:03,540 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-21 15:28:03,540 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 15:28:03,540 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 15:28:03,540 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-21 15:28:03,542 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 15:28:04,468 WARN L202 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2021-02-21 15:28:04,919 WARN L202 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 222 [2021-02-21 15:28:06,125 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 220 [2021-02-21 15:28:06,747 WARN L202 SmtUtils]: Spent 567.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-21 15:28:07,027 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:07,345 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-21 15:28:07,883 WARN L202 SmtUtils]: Spent 519.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 11 [2021-02-21 15:28:08,483 WARN L202 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-21 15:28:08,843 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-21 15:28:09,164 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 27 [2021-02-21 15:28:09,811 WARN L202 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 11 [2021-02-21 15:28:10,150 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 17 [2021-02-21 15:28:10,525 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2021-02-21 15:28:11,094 WARN L202 SmtUtils]: Spent 566.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-21 15:28:11,792 WARN L202 SmtUtils]: Spent 615.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-21 15:28:12,451 WARN L202 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 12 [2021-02-21 15:28:13,061 WARN L202 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-21 15:28:13,376 WARN L202 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:13,687 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:14,007 WARN L202 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:14,648 WARN L202 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 18 [2021-02-21 15:28:14,940 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 15 [2021-02-21 15:28:15,243 WARN L202 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:15,536 WARN L202 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2021-02-21 15:28:15,831 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 25 [2021-02-21 15:28:16,481 WARN L202 SmtUtils]: Spent 540.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 12 [2021-02-21 15:28:16,487 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2021-02-21 15:28:16,487 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 3) no Hoare annotation was computed. [2021-02-21 15:28:16,487 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2021-02-21 15:28:16,487 INFO L189 CegarLoopUtils]: For program point L409(lines 409 413) no Hoare annotation was computed. [2021-02-21 15:28:16,488 INFO L189 CegarLoopUtils]: For program point L409-1(lines 409 413) no Hoare annotation was computed. [2021-02-21 15:28:16,488 INFO L189 CegarLoopUtils]: For program point L404(line 404) no Hoare annotation was computed. [2021-02-21 15:28:16,488 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeFINAL(lines 378 433) no Hoare annotation was computed. [2021-02-21 15:28:16,488 INFO L189 CegarLoopUtils]: For program point L403-2(lines 403 424) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point L425(lines 402 426) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeEXIT(lines 378 433) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_freeENTRY(lines 378 433) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point L479(line 479) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point L479-1(line 479) no Hoare annotation was computed. [2021-02-21 15:28:16,489 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetFINAL(lines 434 493) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point L466(lines 466 470) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point L466-1(lines 466 470) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetENTRY(lines 434 493) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point L461(line 461) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point L460-2(lines 460 485) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_resetEXIT(lines 434 493) no Hoare annotation was computed. [2021-02-21 15:28:16,490 INFO L189 CegarLoopUtils]: For program point L486(lines 459 487) no Hoare annotation was computed. [2021-02-21 15:28:16,491 INFO L192 CegarLoopUtils]: At program point select_helpersFINAL(lines 63 69) the Hoare annotation is: true [2021-02-21 15:28:16,491 INFO L189 CegarLoopUtils]: For program point select_helpersEXIT(lines 63 69) no Hoare annotation was computed. [2021-02-21 15:28:16,491 INFO L189 CegarLoopUtils]: For program point valid_productEXIT(lines 70 78) no Hoare annotation was computed. [2021-02-21 15:28:16,491 INFO L192 CegarLoopUtils]: At program point valid_productENTRY(lines 70 78) the Hoare annotation is: true [2021-02-21 15:28:16,491 INFO L189 CegarLoopUtils]: For program point valid_productFINAL(lines 70 78) no Hoare annotation was computed. [2021-02-21 15:28:16,491 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 200 222) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,492 INFO L189 CegarLoopUtils]: For program point mainEXIT(lines 200 222) no Hoare annotation was computed. [2021-02-21 15:28:16,492 INFO L185 CegarLoopUtils]: At program point L212(line 212) 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) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-21 15:28:16,492 INFO L185 CegarLoopUtils]: At program point L212-1(line 212) 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) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= main_~tmp~1 ~systemActive~0) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0))) [2021-02-21 15:28:16,492 INFO L189 CegarLoopUtils]: For program point L210(lines 210 217) no Hoare annotation was computed. [2021-02-21 15:28:16,492 INFO L189 CegarLoopUtils]: For program point L210-1(lines 210 217) no Hoare annotation was computed. [2021-02-21 15:28:16,492 INFO L189 CegarLoopUtils]: For program point L208(line 208) no Hoare annotation was computed. [2021-02-21 15:28:16,493 INFO L185 CegarLoopUtils]: At program point L207(line 207) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,493 INFO L185 CegarLoopUtils]: At program point L206(line 206) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,493 INFO L185 CegarLoopUtils]: At program point L206-1(line 206) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,493 INFO L189 CegarLoopUtils]: For program point mainFINAL(lines 200 222) no Hoare annotation was computed. [2021-02-21 15:28:16,493 INFO L189 CegarLoopUtils]: For program point Specification2EXIT(lines 157 180) no Hoare annotation was computed. [2021-02-21 15:28:16,493 INFO L189 CegarLoopUtils]: For program point Specification2ENTRY(lines 157 180) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point Specification2FINAL(lines 157 180) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L175(line 175) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L174(line 174) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L173(line 173) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L172(line 172) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L171(line 171) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L170(line 170) no Hoare annotation was computed. [2021-02-21 15:28:16,494 INFO L189 CegarLoopUtils]: For program point L169(line 169) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L168(line 168) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L167(line 167) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L166(line 166) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L165(line 165) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L164(line 164) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L163(line 163) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point L162(line 162) no Hoare annotation was computed. [2021-02-21 15:28:16,495 INFO L189 CegarLoopUtils]: For program point isPumpRunningEXIT(lines 800 808) no Hoare annotation was computed. [2021-02-21 15:28:16,496 INFO L192 CegarLoopUtils]: At program point isPumpRunningENTRY(lines 800 808) the Hoare annotation is: true [2021-02-21 15:28:16,496 INFO L189 CegarLoopUtils]: For program point isPumpRunningFINAL(lines 800 808) no Hoare annotation was computed. [2021-02-21 15:28:16,496 INFO L192 CegarLoopUtils]: At program point isLowWaterLevelENTRY(lines 845 863) the Hoare annotation is: true [2021-02-21 15:28:16,496 INFO L189 CegarLoopUtils]: For program point L854(lines 854 858) no Hoare annotation was computed. [2021-02-21 15:28:16,496 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelEXIT(lines 845 863) no Hoare annotation was computed. [2021-02-21 15:28:16,496 INFO L192 CegarLoopUtils]: At program point L852(line 852) the Hoare annotation is: true [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L854-2(lines 854 858) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L852-1(line 852) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point isLowWaterLevelFINAL(lines 845 863) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L828(lines 828 836) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L828-2(lines 828 836) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L816(lines 816 824) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point printPumpFINAL(lines 809 844) no Hoare annotation was computed. [2021-02-21 15:28:16,497 INFO L189 CegarLoopUtils]: For program point L816-2(lines 816 824) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point L839(line 839) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point printPumpENTRY(lines 809 844) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point L839-1(line 839) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point printPumpEXIT(lines 809 844) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point select_featuresEXIT(lines 56 62) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L192 CegarLoopUtils]: At program point select_featuresFINAL(lines 56 62) the Hoare annotation is: true [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setENTRY(lines 332 377) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setEXIT(lines 332 377) no Hoare annotation was computed. [2021-02-21 15:28:16,498 INFO L189 CegarLoopUtils]: For program point __utac__exception__cf_handler_setFINAL(lines 332 377) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeFINAL(lines 645 690) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point L665(lines 665 672) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point L659(lines 659 679) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point L659-1(lines 659 679) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeENTRY(lines 645 690) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argtypeEXIT(lines 645 690) no Hoare annotation was computed. [2021-02-21 15:28:16,499 INFO L185 CegarLoopUtils]: At program point runTestENTRY(lines 189 199) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,500 INFO L189 CegarLoopUtils]: For program point runTestEXIT(lines 189 199) no Hoare annotation was computed. [2021-02-21 15:28:16,500 INFO L189 CegarLoopUtils]: For program point runTestFINAL(lines 189 199) no Hoare annotation was computed. [2021-02-21 15:28:16,500 INFO L185 CegarLoopUtils]: At program point L194(line 194) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0))) [2021-02-21 15:28:16,500 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmENTRY(lines 789 799) no Hoare annotation was computed. [2021-02-21 15:28:16,500 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmEXIT(lines 789 799) no Hoare annotation was computed. [2021-02-21 15:28:16,500 INFO L189 CegarLoopUtils]: For program point L794(line 794) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point L794-1(line 794) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point isMethaneAlarmFINAL(lines 789 799) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L192 CegarLoopUtils]: At program point deactivatePumpENTRY(lines 781 788) the Hoare annotation is: true [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point deactivatePumpEXIT(lines 781 788) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point deactivatePumpFINAL(lines 781 788) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L185 CegarLoopUtils]: At program point L736(line 736) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point L736-1(line 736) no Hoare annotation was computed. [2021-02-21 15:28:16,501 INFO L189 CegarLoopUtils]: For program point L734(lines 734 751) no Hoare annotation was computed. [2021-02-21 15:28:16,502 INFO L189 CegarLoopUtils]: For program point processEnvironmentEXIT(lines 730 754) no Hoare annotation was computed. [2021-02-21 15:28:16,502 INFO L185 CegarLoopUtils]: At program point processEnvironmentENTRY(lines 730 754) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,502 INFO L185 CegarLoopUtils]: At program point L749(line 749) the Hoare annotation is: (or (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,502 INFO L189 CegarLoopUtils]: For program point L749-1(lines 730 754) no Hoare annotation was computed. [2021-02-21 15:28:16,502 INFO L185 CegarLoopUtils]: At program point L744(line 744) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,502 INFO L185 CegarLoopUtils]: At program point L740(line 740) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,502 INFO L189 CegarLoopUtils]: For program point L738(lines 738 746) no Hoare annotation was computed. [2021-02-21 15:28:16,503 INFO L189 CegarLoopUtils]: For program point processEnvironment__wrappee__baseEXIT(lines 722 728) no Hoare annotation was computed. [2021-02-21 15:28:16,503 INFO L192 CegarLoopUtils]: At program point processEnvironment__wrappee__baseFINAL(lines 722 728) the Hoare annotation is: true [2021-02-21 15:28:16,503 INFO L185 CegarLoopUtils]: At program point testENTRY(lines 873 938) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,503 INFO L189 CegarLoopUtils]: For program point L921(lines 921 925) no Hoare annotation was computed. [2021-02-21 15:28:16,503 INFO L185 CegarLoopUtils]: At program point L921-2(lines 913 926) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,503 INFO L189 CegarLoopUtils]: For program point testFINAL(lines 873 938) no Hoare annotation was computed. [2021-02-21 15:28:16,503 INFO L189 CegarLoopUtils]: For program point L884(lines 883 930) no Hoare annotation was computed. [2021-02-21 15:28:16,504 INFO L185 CegarLoopUtils]: At program point L915(line 915) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,504 INFO L189 CegarLoopUtils]: For program point L913(lines 913 926) no Hoare annotation was computed. [2021-02-21 15:28:16,504 INFO L185 CegarLoopUtils]: At program point L905(line 905) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,504 INFO L189 CegarLoopUtils]: For program point L903(lines 903 909) no Hoare annotation was computed. [2021-02-21 15:28:16,504 INFO L189 CegarLoopUtils]: For program point L903-1(lines 903 909) no Hoare annotation was computed. [2021-02-21 15:28:16,504 INFO L185 CegarLoopUtils]: At program point L928(lines 883 930) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,504 INFO L185 CegarLoopUtils]: At program point L895(line 895) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0) (= test_~splverifierCounter~0 0)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point L893(lines 893 899) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point L893-1(lines 893 899) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point L885(lines 885 889) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L185 CegarLoopUtils]: At program point L931(lines 882 932) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= |old(~pumpRunning~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point testEXIT(lines 873 938) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argENTRY(lines 599 644) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argEXIT(lines 599 644) no Hoare annotation was computed. [2021-02-21 15:28:16,505 INFO L189 CegarLoopUtils]: For program point __utac__get_this_argFINAL(lines 599 644) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point L619(lines 619 626) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point L613(lines 613 633) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point L613-1(lines 613 633) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 755 762) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 755 762) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 755 762) no Hoare annotation was computed. [2021-02-21 15:28:16,506 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryFINAL(lines 307 315) no Hoare annotation was computed. [2021-02-21 15:28:16,507 INFO L192 CegarLoopUtils]: At program point isLowWaterSensorDryENTRY(lines 307 315) the Hoare annotation is: true [2021-02-21 15:28:16,507 INFO L189 CegarLoopUtils]: For program point isLowWaterSensorDryEXIT(lines 307 315) no Hoare annotation was computed. [2021-02-21 15:28:16,507 INFO L189 CegarLoopUtils]: For program point L98-1(line 98) no Hoare annotation was computed. [2021-02-21 15:28:16,507 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 92 120) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-21 15:28:16,507 INFO L185 CegarLoopUtils]: At program point L107(line 107) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-21 15:28:16,507 INFO L189 CegarLoopUtils]: For program point L105(lines 105 111) no Hoare annotation was computed. [2021-02-21 15:28:16,507 INFO L189 CegarLoopUtils]: For program point L104(lines 104 114) no Hoare annotation was computed. [2021-02-21 15:28:16,508 INFO L185 CegarLoopUtils]: At program point L102(line 102) the Hoare annotation is: (let ((.cse0 (not (= ~pumpRunning~0 0))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2021-02-21 15:28:16,508 INFO L189 CegarLoopUtils]: For program point L102-1(line 102) no Hoare annotation was computed. [2021-02-21 15:28:16,508 INFO L189 CegarLoopUtils]: For program point L100(lines 100 117) no Hoare annotation was computed. [2021-02-21 15:28:16,508 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__2EXIT(lines 92 120) no Hoare annotation was computed. [2021-02-21 15:28:16,508 INFO L189 CegarLoopUtils]: For program point L100-1(lines 92 120) no Hoare annotation was computed. [2021-02-21 15:28:16,508 INFO L185 CegarLoopUtils]: At program point L98(line 98) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-21 15:28:16,509 INFO L185 CegarLoopUtils]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 84 91) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= ~methaneLevelCritical~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1FINAL(lines 84 91) no Hoare annotation was computed. [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point __utac_acc__Specification2_spec__1EXIT(lines 84 91) no Hoare annotation was computed. [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point L283(lines 283 291) no Hoare annotation was computed. [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point L283-2(lines 283 291) no Hoare annotation was computed. [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point printEnvironmentEXIT(lines 275 297) no Hoare annotation was computed. [2021-02-21 15:28:16,509 INFO L189 CegarLoopUtils]: For program point printEnvironmentENTRY(lines 275 297) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point printEnvironmentFINAL(lines 275 297) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point select_oneENTRY(lines 46 55) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point select_oneFINAL(lines 46 55) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point select_oneEXIT(lines 46 55) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point L545-2(lines 545 565) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtENTRY(lines 496 598) no Hoare annotation was computed. [2021-02-21 15:28:16,510 INFO L189 CegarLoopUtils]: For program point L566(lines 544 567) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L525(lines 525 541) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L585(lines 585 592) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtFINAL(lines 496 598) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L546(lines 545 565) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L577(line 577) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L577-1(line 577) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point L542(lines 542 583) no Hoare annotation was computed. [2021-02-21 15:28:16,511 INFO L189 CegarLoopUtils]: For program point __utac__error_stack_mgtEXIT(lines 496 598) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point L561(line 561) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point L561-1(line 561) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point L520(lines 520 524) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point L584(lines 584 595) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point L547(lines 547 551) no Hoare annotation was computed. [2021-02-21 15:28:16,512 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,513 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |old(#length)| |#length|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string20.base| |old(#t~string20.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= ~methAndRunningLastTime~0 |old(~methAndRunningLastTime~0)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2021-02-21 15:28:16,513 INFO L189 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,513 INFO L189 CegarLoopUtils]: For program point L769(line 769) no Hoare annotation was computed. [2021-02-21 15:28:16,513 INFO L189 CegarLoopUtils]: For program point L769-1(line 769) no Hoare annotation was computed. [2021-02-21 15:28:16,513 INFO L189 CegarLoopUtils]: For program point activatePumpEXIT(lines 764 780) no Hoare annotation was computed. [2021-02-21 15:28:16,513 INFO L189 CegarLoopUtils]: For program point activatePumpENTRY(lines 764 780) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point L775(line 775) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point L775-1(lines 764 780) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point L771(lines 771 777) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point getWaterLevelENTRY(lines 298 306) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point getWaterLevelFINAL(lines 298 306) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point getWaterLevelEXIT(lines 298 306) no Hoare annotation was computed. [2021-02-21 15:28:16,514 INFO L189 CegarLoopUtils]: For program point L258-1(lines 254 265) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L185 CegarLoopUtils]: At program point changeMethaneLevelENTRY(lines 254 265) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point changeMethaneLevelEXIT(lines 254 265) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L192 CegarLoopUtils]: At program point isMethaneLevelCriticalENTRY(lines 266 274) the Hoare annotation is: true [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalFINAL(lines 266 274) no Hoare annotation was computed. [2021-02-21 15:28:16,515 INFO L189 CegarLoopUtils]: For program point isMethaneLevelCriticalEXIT(lines 266 274) no Hoare annotation was computed. [2021-02-21 15:28:16,516 INFO L185 CegarLoopUtils]: At program point L704(line 704) the Hoare annotation is: (or (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,516 INFO L189 CegarLoopUtils]: For program point L702(lines 701 720) no Hoare annotation was computed. [2021-02-21 15:28:16,516 INFO L185 CegarLoopUtils]: At program point timeShiftENTRY(lines 698 721) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,516 INFO L189 CegarLoopUtils]: For program point timeShiftEXIT(lines 698 721) no Hoare annotation was computed. [2021-02-21 15:28:16,516 INFO L185 CegarLoopUtils]: At program point L711(line 711) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,516 INFO L189 CegarLoopUtils]: For program point timeShiftFINAL(lines 698 721) no Hoare annotation was computed. [2021-02-21 15:28:16,517 INFO L185 CegarLoopUtils]: At program point L709(lines 709 715) the Hoare annotation is: (or (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~methAndRunningLastTime~0)| ~methAndRunningLastTime~0)) (not (= 1 ~systemActive~0)) (not (= |old(~pumpRunning~0)| 0))) [2021-02-21 15:28:16,517 INFO L189 CegarLoopUtils]: For program point L130-1(line 130) no Hoare annotation was computed. [2021-02-21 15:28:16,517 INFO L189 CegarLoopUtils]: For program point cleanupEXIT(lines 124 153) no Hoare annotation was computed. [2021-02-21 15:28:16,517 INFO L192 CegarLoopUtils]: At program point cleanupENTRY(lines 124 153) the Hoare annotation is: true [2021-02-21 15:28:16,517 INFO L192 CegarLoopUtils]: At program point L149(lines 124 153) the Hoare annotation is: true [2021-02-21 15:28:16,517 INFO L189 CegarLoopUtils]: For program point L145(line 145) no Hoare annotation was computed. [2021-02-21 15:28:16,517 INFO L189 CegarLoopUtils]: For program point L138(lines 138 142) no Hoare annotation was computed. [2021-02-21 15:28:16,518 INFO L192 CegarLoopUtils]: At program point L138-1(lines 138 142) the Hoare annotation is: true [2021-02-21 15:28:16,518 INFO L189 CegarLoopUtils]: For program point L135(line 135) no Hoare annotation was computed. [2021-02-21 15:28:16,518 INFO L192 CegarLoopUtils]: At program point L134-2(lines 134 148) the Hoare annotation is: true [2021-02-21 15:28:16,518 INFO L192 CegarLoopUtils]: At program point L130(line 130) the Hoare annotation is: true [2021-02-21 15:28:16,518 INFO L192 CegarLoopUtils]: At program point lowerWaterLevelENTRY(lines 230 241) the Hoare annotation is: true [2021-02-21 15:28:16,518 INFO L189 CegarLoopUtils]: For program point lowerWaterLevelEXIT(lines 230 241) no Hoare annotation was computed. [2021-02-21 15:28:16,518 INFO L189 CegarLoopUtils]: For program point L234-1(lines 230 241) no Hoare annotation was computed. [2021-02-21 15:28:16,519 INFO L189 CegarLoopUtils]: For program point setupEXIT(lines 181 187) no Hoare annotation was computed. [2021-02-21 15:28:16,519 INFO L192 CegarLoopUtils]: At program point setupFINAL(lines 181 187) the Hoare annotation is: true [2021-02-21 15:28:16,519 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,519 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (= ~pumpRunning~0 0)) [2021-02-21 15:28:16,519 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 15:28:16,519 INFO L189 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-02-21 15:28:16,519 INFO L189 CegarLoopUtils]: For program point startSystemEXIT(lines 864 871) no Hoare annotation was computed. [2021-02-21 15:28:16,520 INFO L185 CegarLoopUtils]: At program point startSystemENTRY(lines 864 871) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (= ~pumpRunning~0 0)) (= 1 ~systemActive~0)) [2021-02-21 15:28:16,520 INFO L189 CegarLoopUtils]: For program point startSystemFINAL(lines 864 871) no Hoare annotation was computed. [2021-02-21 15:28:16,520 INFO L189 CegarLoopUtils]: For program point waterRiseEXIT(lines 242 253) no Hoare annotation was computed. [2021-02-21 15:28:16,520 INFO L189 CegarLoopUtils]: For program point L246-1(lines 242 253) no Hoare annotation was computed. [2021-02-21 15:28:16,520 INFO L185 CegarLoopUtils]: At program point waterRiseENTRY(lines 242 253) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (not (= ~pumpRunning~0 0)) (not (= 1 ~systemActive~0))) [2021-02-21 15:28:16,520 INFO L189 CegarLoopUtils]: For program point __automaton_failFINAL(lines 317 324) no Hoare annotation was computed. [2021-02-21 15:28:16,520 INFO L189 CegarLoopUtils]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 321) no Hoare annotation was computed. [2021-02-21 15:28:16,521 INFO L192 CegarLoopUtils]: At program point __automaton_failENTRY(lines 317 324) the Hoare annotation is: true [2021-02-21 15:28:16,521 INFO L189 CegarLoopUtils]: For program point __automaton_failEXIT(lines 317 324) no Hoare annotation was computed. [2021-02-21 15:28:16,543 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 03:28:16 BoogieIcfgContainer [2021-02-21 15:28:16,544 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 15:28:16,545 INFO L168 Benchmark]: Toolchain (without parser) took 32302.03 ms. Allocated memory was 156.2 MB in the beginning and 342.9 MB in the end (delta: 186.6 MB). Free memory was 130.8 MB in the beginning and 295.1 MB in the end (delta: -164.2 MB). Peak memory consumption was 206.9 MB. Max. memory is 8.0 GB. [2021-02-21 15:28:16,546 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 156.2 MB. Free memory is still 136.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 15:28:16,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.94 ms. Allocated memory is still 156.2 MB. Free memory was 129.8 MB in the beginning and 108.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2021-02-21 15:28:16,547 INFO L168 Benchmark]: Boogie Preprocessor took 170.08 ms. Allocated memory is still 156.2 MB. Free memory was 108.8 MB in the beginning and 105.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-21 15:28:16,550 INFO L168 Benchmark]: RCFGBuilder took 1549.16 ms. Allocated memory is still 156.2 MB. Free memory was 105.1 MB in the beginning and 99.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 8.0 GB. [2021-02-21 15:28:16,551 INFO L168 Benchmark]: TraceAbstraction took 29959.02 ms. Allocated memory was 156.2 MB in the beginning and 342.9 MB in the end (delta: 186.6 MB). Free memory was 99.0 MB in the beginning and 295.1 MB in the end (delta: -196.0 MB). Peak memory consumption was 174.7 MB. Max. memory is 8.0 GB. [2021-02-21 15:28:16,556 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 156.2 MB. Free memory is still 136.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 598.94 ms. Allocated memory is still 156.2 MB. Free memory was 129.8 MB in the beginning and 108.8 MB in the end (delta: 21.0 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 170.08 ms. Allocated memory is still 156.2 MB. Free memory was 108.8 MB in the beginning and 105.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1549.16 ms. Allocated memory is still 156.2 MB. Free memory was 105.1 MB in the beginning and 99.6 MB in the end (delta: 5.5 MB). Peak memory consumption was 59.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 29959.02 ms. Allocated memory was 156.2 MB in the beginning and 342.9 MB in the end (delta: 186.6 MB). Free memory was 99.0 MB in the beginning and 295.1 MB in the end (delta: -196.0 MB). Peak memory consumption was 174.7 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 321]: 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: 882]: Loop Invariant Derived loop invariant: (!(\old(systemActive) == 1) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 883]: Loop Invariant Derived loop invariant: ((!(\old(systemActive) == 1) || ((1 == systemActive && pumpRunning == 0) && splverifierCounter == 0)) || !(\old(pumpRunning) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 124]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 233 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 16.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 12.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 12.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 453 SDtfs, 932 SDslu, 382 SDs, 0 SdLazy, 1836 SolverSat, 708 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 154 GetRequests, 99 SyntacticMatches, 1 SemanticMatches, 54 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 7.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=170occurred 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: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 169 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 53 LocationsWithAnnotation, 258 PreInvPairs, 296 NumberOfFragments, 851 HoareAnnotationTreeSize, 258 FomulaSimplifications, 118680 FormulaSimplificationTreeSizeReduction, 2.6s HoareSimplificationTime, 53 FomulaSimplificationsInter, 10188 FormulaSimplificationTreeSizeReductionInter, 10.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.9s InterpolantComputationTime, 294 NumberOfCodeBlocks, 294 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 289 ConstructedInterpolants, 0 QuantifiedInterpolants, 91111 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...