java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:25:43,890 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:25:43,893 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:25:43,905 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:25:43,905 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:25:43,906 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:25:43,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:25:43,909 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:25:43,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:25:43,912 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:25:43,913 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:25:43,914 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:25:43,914 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:25:43,915 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:25:43,916 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:25:43,917 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:25:43,918 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:25:43,919 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:25:43,921 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:25:43,922 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:25:43,924 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:25:43,925 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:25:43,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:25:43,926 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:25:43,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:25:43,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:25:43,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:25:43,930 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:25:43,930 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:25:43,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:25:43,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:25:43,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:25:43,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:25:43,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:25:43,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:25:43,935 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:25:43,935 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:25:43,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:25:43,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:25:43,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:25:43,937 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:25:43,938 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-02 14:25:43,952 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:25:43,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:25:43,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:25:43,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:25:43,954 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:25:43,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:25:43,955 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:25:43,955 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:25:43,955 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:25:43,955 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:25:43,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:25:43,956 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:25:43,956 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:25:43,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:25:43,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:25:43,957 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:25:43,957 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:25:43,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:25:43,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:25:43,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:25:43,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:25:43,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:25:43,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:25:43,958 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:25:43,958 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:25:43,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:25:43,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:25:43,959 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:25:43,959 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:25:43,987 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:25:43,999 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:25:44,003 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:25:44,005 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:25:44,005 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:25:44,006 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-10-02 14:25:44,064 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd003251/770d355719f7435f87c839caf5ca1e7d/FLAG160aaa74c [2019-10-02 14:25:44,563 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:25:44,563 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product46.cil.c [2019-10-02 14:25:44,579 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd003251/770d355719f7435f87c839caf5ca1e7d/FLAG160aaa74c [2019-10-02 14:25:44,828 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ccd003251/770d355719f7435f87c839caf5ca1e7d [2019-10-02 14:25:44,837 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:25:44,839 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:25:44,840 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:25:44,840 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:25:44,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:25:44,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:25:44" (1/1) ... [2019-10-02 14:25:44,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ca404ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:44, skipping insertion in model container [2019-10-02 14:25:44,848 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:25:44" (1/1) ... [2019-10-02 14:25:44,855 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:25:44,911 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:25:45,408 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:25:45,422 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:25:45,509 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:25:45,547 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:25:45,548 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45 WrapperNode [2019-10-02 14:25:45,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:25:45,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:25:45,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:25:45,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:25:45,561 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,582 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,582 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,620 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... [2019-10-02 14:25:45,636 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:25:45,637 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:25:45,637 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:25:45,637 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:25:45,638 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:25:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:25:45,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:25:45,699 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:25:45,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:25:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:25:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:25:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:25:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:25:45,701 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:25:45,702 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:25:45,703 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:25:45,704 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:25:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:25:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:25:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-02 14:25:45,705 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:25:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:25:45,705 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-02 14:25:45,706 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:25:45,707 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:25:45,708 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:25:45,709 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:25:45,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:25:45,711 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:25:45,712 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-02 14:25:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:25:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2019-10-02 14:25:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:25:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:25:45,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:25:46,767 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:25:46,767 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:25:46,769 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:25:46 BoogieIcfgContainer [2019-10-02 14:25:46,769 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:25:46,771 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:25:46,771 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:25:46,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:25:46,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:25:44" (1/3) ... [2019-10-02 14:25:46,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a6b70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:25:46, skipping insertion in model container [2019-10-02 14:25:46,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:25:45" (2/3) ... [2019-10-02 14:25:46,776 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a6b70f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:25:46, skipping insertion in model container [2019-10-02 14:25:46,776 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:25:46" (3/3) ... [2019-10-02 14:25:46,778 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product46.cil.c [2019-10-02 14:25:46,788 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:25:46,799 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:25:46,817 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:25:46,862 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:25:46,863 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:25:46,863 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:25:46,863 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:25:46,864 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:25:46,864 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:25:46,865 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:25:46,865 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:25:46,865 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:25:46,894 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states. [2019-10-02 14:25:46,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-02 14:25:46,913 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:46,915 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:46,920 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:46,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:46,927 INFO L82 PathProgramCache]: Analyzing trace with hash -1347369271, now seen corresponding path program 1 times [2019-10-02 14:25:46,930 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:46,930 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:46,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:46,989 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:46,989 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:47,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:47,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:47,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:47,248 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:25:47,254 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:25:47,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:25:47,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:25:47,275 INFO L87 Difference]: Start difference. First operand 190 states. Second operand 2 states. [2019-10-02 14:25:47,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:47,329 INFO L93 Difference]: Finished difference Result 290 states and 357 transitions. [2019-10-02 14:25:47,329 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:25:47,331 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2019-10-02 14:25:47,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:47,344 INFO L225 Difference]: With dead ends: 290 [2019-10-02 14:25:47,344 INFO L226 Difference]: Without dead ends: 147 [2019-10-02 14:25:47,349 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:25:47,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2019-10-02 14:25:47,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 147. [2019-10-02 14:25:47,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 147 states. [2019-10-02 14:25:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 147 states and 172 transitions. [2019-10-02 14:25:47,405 INFO L78 Accepts]: Start accepts. Automaton has 147 states and 172 transitions. Word has length 59 [2019-10-02 14:25:47,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:47,406 INFO L475 AbstractCegarLoop]: Abstraction has 147 states and 172 transitions. [2019-10-02 14:25:47,406 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:25:47,406 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 172 transitions. [2019-10-02 14:25:47,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-02 14:25:47,410 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:47,410 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:47,411 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:47,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:47,411 INFO L82 PathProgramCache]: Analyzing trace with hash -1814034675, now seen corresponding path program 1 times [2019-10-02 14:25:47,411 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:47,412 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:47,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:47,416 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:47,416 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:47,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:47,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:47,612 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:47,612 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:25:47,615 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:25:47,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:25:47,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:25:47,616 INFO L87 Difference]: Start difference. First operand 147 states and 172 transitions. Second operand 3 states. [2019-10-02 14:25:47,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:47,660 INFO L93 Difference]: Finished difference Result 235 states and 275 transitions. [2019-10-02 14:25:47,661 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:25:47,661 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2019-10-02 14:25:47,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:47,666 INFO L225 Difference]: With dead ends: 235 [2019-10-02 14:25:47,667 INFO L226 Difference]: Without dead ends: 138 [2019-10-02 14:25:47,670 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:25:47,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-02 14:25:47,688 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-02 14:25:47,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-02 14:25:47,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 160 transitions. [2019-10-02 14:25:47,692 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 160 transitions. Word has length 60 [2019-10-02 14:25:47,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:47,693 INFO L475 AbstractCegarLoop]: Abstraction has 138 states and 160 transitions. [2019-10-02 14:25:47,693 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:25:47,693 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 160 transitions. [2019-10-02 14:25:47,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-02 14:25:47,704 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:47,704 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:47,707 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:47,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:47,708 INFO L82 PathProgramCache]: Analyzing trace with hash -1518926539, now seen corresponding path program 1 times [2019-10-02 14:25:47,708 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:47,708 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:47,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:47,713 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:47,713 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:47,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:47,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:47,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:47,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:25:47,933 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:25:47,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:25:47,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:25:47,934 INFO L87 Difference]: Start difference. First operand 138 states and 160 transitions. Second operand 7 states. [2019-10-02 14:25:48,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:48,338 INFO L93 Difference]: Finished difference Result 248 states and 293 transitions. [2019-10-02 14:25:48,340 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:25:48,340 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2019-10-02 14:25:48,341 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:48,346 INFO L225 Difference]: With dead ends: 248 [2019-10-02 14:25:48,346 INFO L226 Difference]: Without dead ends: 138 [2019-10-02 14:25:48,352 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:25:48,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2019-10-02 14:25:48,374 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2019-10-02 14:25:48,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 138 states. [2019-10-02 14:25:48,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 159 transitions. [2019-10-02 14:25:48,380 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 159 transitions. Word has length 65 [2019-10-02 14:25:48,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:48,387 INFO L475 AbstractCegarLoop]: Abstraction has 138 states and 159 transitions. [2019-10-02 14:25:48,387 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:25:48,388 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 159 transitions. [2019-10-02 14:25:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2019-10-02 14:25:48,392 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:48,392 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:48,392 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:48,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:48,393 INFO L82 PathProgramCache]: Analyzing trace with hash 793046871, now seen corresponding path program 1 times [2019-10-02 14:25:48,393 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:48,393 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:48,396 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:48,396 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:48,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:48,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:48,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:48,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:48,603 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:25:48,605 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:25:48,606 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:25:48,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:25:48,606 INFO L87 Difference]: Start difference. First operand 138 states and 159 transitions. Second operand 5 states. [2019-10-02 14:25:49,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:49,196 INFO L93 Difference]: Finished difference Result 364 states and 436 transitions. [2019-10-02 14:25:49,197 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:25:49,197 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 78 [2019-10-02 14:25:49,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:49,200 INFO L225 Difference]: With dead ends: 364 [2019-10-02 14:25:49,200 INFO L226 Difference]: Without dead ends: 254 [2019-10-02 14:25:49,202 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:25:49,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 254 states. [2019-10-02 14:25:49,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 254 to 235. [2019-10-02 14:25:49,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2019-10-02 14:25:49,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 267 transitions. [2019-10-02 14:25:49,256 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 267 transitions. Word has length 78 [2019-10-02 14:25:49,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:49,257 INFO L475 AbstractCegarLoop]: Abstraction has 235 states and 267 transitions. [2019-10-02 14:25:49,257 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:25:49,257 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 267 transitions. [2019-10-02 14:25:49,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2019-10-02 14:25:49,259 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:49,259 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:49,260 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:49,261 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:49,262 INFO L82 PathProgramCache]: Analyzing trace with hash -856462191, now seen corresponding path program 1 times [2019-10-02 14:25:49,262 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:49,262 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:49,269 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:49,270 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:49,270 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:49,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:49,425 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:25:49,426 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:49,426 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:25:49,427 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:25:49,428 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:25:49,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:25:49,429 INFO L87 Difference]: Start difference. First operand 235 states and 267 transitions. Second operand 7 states. [2019-10-02 14:25:50,084 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:50,084 INFO L93 Difference]: Finished difference Result 460 states and 539 transitions. [2019-10-02 14:25:50,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-02 14:25:50,085 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2019-10-02 14:25:50,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:50,088 INFO L225 Difference]: With dead ends: 460 [2019-10-02 14:25:50,088 INFO L226 Difference]: Without dead ends: 253 [2019-10-02 14:25:50,090 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:25:50,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 253 states. [2019-10-02 14:25:50,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 253 to 234. [2019-10-02 14:25:50,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 234 states. [2019-10-02 14:25:50,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 234 states and 264 transitions. [2019-10-02 14:25:50,110 INFO L78 Accepts]: Start accepts. Automaton has 234 states and 264 transitions. Word has length 92 [2019-10-02 14:25:50,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:50,110 INFO L475 AbstractCegarLoop]: Abstraction has 234 states and 264 transitions. [2019-10-02 14:25:50,110 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:25:50,111 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 264 transitions. [2019-10-02 14:25:50,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:25:50,112 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:50,112 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:50,113 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:50,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:50,113 INFO L82 PathProgramCache]: Analyzing trace with hash -357754488, now seen corresponding path program 1 times [2019-10-02 14:25:50,113 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:50,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:50,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:50,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:50,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:50,191 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:50,192 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:25:50,192 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:25:50,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:25:50,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:25:50,193 INFO L87 Difference]: Start difference. First operand 234 states and 264 transitions. Second operand 6 states. [2019-10-02 14:25:50,228 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:50,229 INFO L93 Difference]: Finished difference Result 447 states and 516 transitions. [2019-10-02 14:25:50,229 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:25:50,229 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2019-10-02 14:25:50,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:50,232 INFO L225 Difference]: With dead ends: 447 [2019-10-02 14:25:50,233 INFO L226 Difference]: Without dead ends: 241 [2019-10-02 14:25:50,234 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:25:50,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 241 states. [2019-10-02 14:25:50,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 241 to 239. [2019-10-02 14:25:50,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 239 states. [2019-10-02 14:25:50,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 269 transitions. [2019-10-02 14:25:50,251 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 269 transitions. Word has length 108 [2019-10-02 14:25:50,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:50,252 INFO L475 AbstractCegarLoop]: Abstraction has 239 states and 269 transitions. [2019-10-02 14:25:50,252 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:25:50,252 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 269 transitions. [2019-10-02 14:25:50,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:25:50,253 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:50,254 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:50,254 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:50,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:50,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1570518214, now seen corresponding path program 1 times [2019-10-02 14:25:50,255 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:50,255 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:50,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:50,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:50,364 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:50,365 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:50,365 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-02 14:25:50,365 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-02 14:25:50,366 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-02 14:25:50,366 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:25:50,366 INFO L87 Difference]: Start difference. First operand 239 states and 269 transitions. Second operand 8 states. [2019-10-02 14:25:50,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:50,416 INFO L93 Difference]: Finished difference Result 457 states and 527 transitions. [2019-10-02 14:25:50,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:25:50,417 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2019-10-02 14:25:50,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:50,419 INFO L225 Difference]: With dead ends: 457 [2019-10-02 14:25:50,419 INFO L226 Difference]: Without dead ends: 246 [2019-10-02 14:25:50,420 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-02 14:25:50,421 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2019-10-02 14:25:50,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 243. [2019-10-02 14:25:50,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 243 states. [2019-10-02 14:25:50,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 273 transitions. [2019-10-02 14:25:50,436 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 273 transitions. Word has length 108 [2019-10-02 14:25:50,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:50,437 INFO L475 AbstractCegarLoop]: Abstraction has 243 states and 273 transitions. [2019-10-02 14:25:50,437 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-02 14:25:50,437 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 273 transitions. [2019-10-02 14:25:50,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2019-10-02 14:25:50,439 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:50,439 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:50,439 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:50,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:50,440 INFO L82 PathProgramCache]: Analyzing trace with hash 1329978085, now seen corresponding path program 1 times [2019-10-02 14:25:50,440 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:50,440 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:50,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:50,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:50,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:50,517 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:50,517 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-02 14:25:50,517 INFO L454 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-02 14:25:50,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-02 14:25:50,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:50,518 INFO L87 Difference]: Start difference. First operand 243 states and 273 transitions. Second operand 4 states. [2019-10-02 14:25:50,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:50,766 INFO L93 Difference]: Finished difference Result 695 states and 818 transitions. [2019-10-02 14:25:50,766 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-02 14:25:50,767 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2019-10-02 14:25:50,767 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:50,770 INFO L225 Difference]: With dead ends: 695 [2019-10-02 14:25:50,771 INFO L226 Difference]: Without dead ends: 480 [2019-10-02 14:25:50,772 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-02 14:25:50,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2019-10-02 14:25:50,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 471. [2019-10-02 14:25:50,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2019-10-02 14:25:50,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 544 transitions. [2019-10-02 14:25:50,808 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 544 transitions. Word has length 108 [2019-10-02 14:25:50,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:50,809 INFO L475 AbstractCegarLoop]: Abstraction has 471 states and 544 transitions. [2019-10-02 14:25:50,809 INFO L476 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-02 14:25:50,809 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 544 transitions. [2019-10-02 14:25:50,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2019-10-02 14:25:50,811 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:50,811 INFO L411 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:50,811 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:50,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:50,812 INFO L82 PathProgramCache]: Analyzing trace with hash 825673247, now seen corresponding path program 1 times [2019-10-02 14:25:50,812 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:50,812 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:50,814 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,814 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:50,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:50,958 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-02 14:25:50,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:25:50,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 14:25:50,959 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 14:25:50,959 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 14:25:50,959 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:25:50,960 INFO L87 Difference]: Start difference. First operand 471 states and 544 transitions. Second operand 9 states. [2019-10-02 14:25:52,001 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:52,002 INFO L93 Difference]: Finished difference Result 1244 states and 1500 transitions. [2019-10-02 14:25:52,003 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:25:52,004 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2019-10-02 14:25:52,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:52,009 INFO L225 Difference]: With dead ends: 1244 [2019-10-02 14:25:52,010 INFO L226 Difference]: Without dead ends: 873 [2019-10-02 14:25:52,012 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:25:52,013 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2019-10-02 14:25:52,061 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 792. [2019-10-02 14:25:52,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 792 states. [2019-10-02 14:25:52,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 792 states and 904 transitions. [2019-10-02 14:25:52,067 INFO L78 Accepts]: Start accepts. Automaton has 792 states and 904 transitions. Word has length 112 [2019-10-02 14:25:52,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:52,067 INFO L475 AbstractCegarLoop]: Abstraction has 792 states and 904 transitions. [2019-10-02 14:25:52,067 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 14:25:52,067 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 904 transitions. [2019-10-02 14:25:52,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-02 14:25:52,070 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:52,070 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:52,071 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:52,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:52,071 INFO L82 PathProgramCache]: Analyzing trace with hash 1258980138, now seen corresponding path program 1 times [2019-10-02 14:25:52,071 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:52,071 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:52,073 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:52,074 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:52,074 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:52,212 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-02 14:25:52,212 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:52,212 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:52,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:52,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:52,475 INFO L256 TraceCheckSpWp]: Trace formula consists of 972 conjuncts, 8 conjunts are in the unsatisfiable core [2019-10-02 14:25:52,497 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:52,653 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 36 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (2)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:25:52,660 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:52,660 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2019-10-02 14:25:52,661 INFO L454 AbstractCegarLoop]: Interpolant automaton has 16 states [2019-10-02 14:25:52,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2019-10-02 14:25:52,662 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2019-10-02 14:25:52,662 INFO L87 Difference]: Start difference. First operand 792 states and 904 transitions. Second operand 16 states. [2019-10-02 14:25:54,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:25:54,309 INFO L93 Difference]: Finished difference Result 1796 states and 2127 transitions. [2019-10-02 14:25:54,310 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-02 14:25:54,310 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 172 [2019-10-02 14:25:54,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:25:54,317 INFO L225 Difference]: With dead ends: 1796 [2019-10-02 14:25:54,317 INFO L226 Difference]: Without dead ends: 1102 [2019-10-02 14:25:54,320 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 172 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=155, Invalid=775, Unknown=0, NotChecked=0, Total=930 [2019-10-02 14:25:54,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1102 states. [2019-10-02 14:25:54,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1102 to 958. [2019-10-02 14:25:54,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 958 states. [2019-10-02 14:25:54,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 958 states to 958 states and 1104 transitions. [2019-10-02 14:25:54,384 INFO L78 Accepts]: Start accepts. Automaton has 958 states and 1104 transitions. Word has length 172 [2019-10-02 14:25:54,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:25:54,384 INFO L475 AbstractCegarLoop]: Abstraction has 958 states and 1104 transitions. [2019-10-02 14:25:54,385 INFO L476 AbstractCegarLoop]: Interpolant automaton has 16 states. [2019-10-02 14:25:54,385 INFO L276 IsEmpty]: Start isEmpty. Operand 958 states and 1104 transitions. [2019-10-02 14:25:54,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2019-10-02 14:25:54,391 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:25:54,391 INFO L411 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:25:54,392 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:25:54,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:25:54,392 INFO L82 PathProgramCache]: Analyzing trace with hash -1319050440, now seen corresponding path program 1 times [2019-10-02 14:25:54,392 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:25:54,392 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:25:54,394 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:54,395 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:54,395 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:25:54,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:54,575 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 79 proven. 7 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2019-10-02 14:25:54,575 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:25:54,575 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:25:54,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:25:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:25:54,809 INFO L256 TraceCheckSpWp]: Trace formula consists of 1301 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-02 14:25:54,834 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:25:55,127 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 230 proven. 4 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (3)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:25:55,138 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:25:55,139 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12] total 19 [2019-10-02 14:25:55,140 INFO L454 AbstractCegarLoop]: Interpolant automaton has 19 states [2019-10-02 14:25:55,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2019-10-02 14:25:55,141 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=299, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:25:55,141 INFO L87 Difference]: Start difference. First operand 958 states and 1104 transitions. Second operand 19 states. [2019-10-02 14:26:02,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:02,300 INFO L93 Difference]: Finished difference Result 3564 states and 4925 transitions. [2019-10-02 14:26:02,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-10-02 14:26:02,300 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 303 [2019-10-02 14:26:02,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:02,317 INFO L225 Difference]: With dead ends: 3564 [2019-10-02 14:26:02,317 INFO L226 Difference]: Without dead ends: 2642 [2019-10-02 14:26:02,323 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1226 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=607, Invalid=3815, Unknown=0, NotChecked=0, Total=4422 [2019-10-02 14:26:02,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2642 states. [2019-10-02 14:26:02,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2642 to 1831. [2019-10-02 14:26:02,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2019-10-02 14:26:02,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2042 transitions. [2019-10-02 14:26:02,460 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2042 transitions. Word has length 303 [2019-10-02 14:26:02,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:02,463 INFO L475 AbstractCegarLoop]: Abstraction has 1831 states and 2042 transitions. [2019-10-02 14:26:02,463 INFO L476 AbstractCegarLoop]: Interpolant automaton has 19 states. [2019-10-02 14:26:02,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2042 transitions. [2019-10-02 14:26:02,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2019-10-02 14:26:02,473 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:02,474 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:02,474 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:02,474 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:02,475 INFO L82 PathProgramCache]: Analyzing trace with hash -1600071868, now seen corresponding path program 1 times [2019-10-02 14:26:02,475 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:02,475 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:02,477 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:02,477 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:02,478 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 98 proven. 55 refuted. 0 times theorem prover too weak. 208 trivial. 0 not checked. [2019-10-02 14:26:02,757 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:02,758 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:26:02,845 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:03,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:03,025 INFO L256 TraceCheckSpWp]: Trace formula consists of 1350 conjuncts, 12 conjunts are in the unsatisfiable core [2019-10-02 14:26:03,043 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:03,240 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 269 proven. 16 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2019-10-02 14:26:03,245 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:03,245 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9] total 20 [2019-10-02 14:26:03,246 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-10-02 14:26:03,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-10-02 14:26:03,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=333, Unknown=0, NotChecked=0, Total=380 [2019-10-02 14:26:03,247 INFO L87 Difference]: Start difference. First operand 1831 states and 2042 transitions. Second operand 20 states. [2019-10-02 14:26:05,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:05,044 INFO L93 Difference]: Finished difference Result 3462 states and 3879 transitions. [2019-10-02 14:26:05,045 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-02 14:26:05,045 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 323 [2019-10-02 14:26:05,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:05,056 INFO L225 Difference]: With dead ends: 3462 [2019-10-02 14:26:05,056 INFO L226 Difference]: Without dead ends: 1835 [2019-10-02 14:26:05,061 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 326 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 108 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=162, Invalid=830, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:26:05,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1835 states. [2019-10-02 14:26:05,227 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1835 to 1831. [2019-10-02 14:26:05,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1831 states. [2019-10-02 14:26:05,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1831 states to 1831 states and 2037 transitions. [2019-10-02 14:26:05,234 INFO L78 Accepts]: Start accepts. Automaton has 1831 states and 2037 transitions. Word has length 323 [2019-10-02 14:26:05,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:05,235 INFO L475 AbstractCegarLoop]: Abstraction has 1831 states and 2037 transitions. [2019-10-02 14:26:05,235 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-10-02 14:26:05,235 INFO L276 IsEmpty]: Start isEmpty. Operand 1831 states and 2037 transitions. [2019-10-02 14:26:05,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2019-10-02 14:26:05,244 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:05,244 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:05,244 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:05,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:05,245 INFO L82 PathProgramCache]: Analyzing trace with hash 756710819, now seen corresponding path program 1 times [2019-10-02 14:26:05,245 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:05,245 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:05,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:05,249 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:05,249 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:05,487 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 99 proven. 0 refuted. 0 times theorem prover too weak. 263 trivial. 0 not checked. [2019-10-02 14:26:05,488 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:26:05,488 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-02 14:26:05,489 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 14:26:05,489 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 14:26:05,489 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:26:05,490 INFO L87 Difference]: Start difference. First operand 1831 states and 2037 transitions. Second operand 13 states. [2019-10-02 14:26:07,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:07,061 INFO L93 Difference]: Finished difference Result 3360 states and 3763 transitions. [2019-10-02 14:26:07,061 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2019-10-02 14:26:07,061 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 324 [2019-10-02 14:26:07,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:07,076 INFO L225 Difference]: With dead ends: 3360 [2019-10-02 14:26:07,077 INFO L226 Difference]: Without dead ends: 1733 [2019-10-02 14:26:07,084 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2019-10-02 14:26:07,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2019-10-02 14:26:07,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1696. [2019-10-02 14:26:07,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1696 states. [2019-10-02 14:26:07,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1696 states to 1696 states and 1878 transitions. [2019-10-02 14:26:07,181 INFO L78 Accepts]: Start accepts. Automaton has 1696 states and 1878 transitions. Word has length 324 [2019-10-02 14:26:07,183 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:07,183 INFO L475 AbstractCegarLoop]: Abstraction has 1696 states and 1878 transitions. [2019-10-02 14:26:07,183 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 14:26:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1696 states and 1878 transitions. [2019-10-02 14:26:07,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 329 [2019-10-02 14:26:07,192 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:07,192 INFO L411 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:07,193 INFO L418 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:07,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:07,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1494378045, now seen corresponding path program 1 times [2019-10-02 14:26:07,193 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:07,193 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:07,195 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:07,196 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:07,196 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:07,654 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 94 proven. 46 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2019-10-02 14:26:07,657 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:07,657 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:26:07,766 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:07,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:07,999 INFO L256 TraceCheckSpWp]: Trace formula consists of 1359 conjuncts, 28 conjunts are in the unsatisfiable core [2019-10-02 14:26:08,009 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:08,152 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 197 proven. 16 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2019-10-02 14:26:08,163 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:08,163 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8] total 14 [2019-10-02 14:26:08,164 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 14:26:08,165 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 14:26:08,166 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=144, Unknown=0, NotChecked=0, Total=182 [2019-10-02 14:26:08,166 INFO L87 Difference]: Start difference. First operand 1696 states and 1878 transitions. Second operand 14 states. [2019-10-02 14:26:10,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:10,504 INFO L93 Difference]: Finished difference Result 3698 states and 4456 transitions. [2019-10-02 14:26:10,505 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2019-10-02 14:26:10,505 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 328 [2019-10-02 14:26:10,506 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:10,521 INFO L225 Difference]: With dead ends: 3698 [2019-10-02 14:26:10,522 INFO L226 Difference]: Without dead ends: 2754 [2019-10-02 14:26:10,526 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 379 GetRequests, 347 SyntacticMatches, 2 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 182 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=249, Invalid=743, Unknown=0, NotChecked=0, Total=992 [2019-10-02 14:26:10,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2754 states. [2019-10-02 14:26:10,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2754 to 2130. [2019-10-02 14:26:10,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2130 states. [2019-10-02 14:26:10,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2130 states to 2130 states and 2367 transitions. [2019-10-02 14:26:10,660 INFO L78 Accepts]: Start accepts. Automaton has 2130 states and 2367 transitions. Word has length 328 [2019-10-02 14:26:10,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:10,661 INFO L475 AbstractCegarLoop]: Abstraction has 2130 states and 2367 transitions. [2019-10-02 14:26:10,661 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 14:26:10,661 INFO L276 IsEmpty]: Start isEmpty. Operand 2130 states and 2367 transitions. [2019-10-02 14:26:10,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2019-10-02 14:26:10,669 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:26:10,669 INFO L411 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:26:10,669 INFO L418 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:26:10,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:26:10,670 INFO L82 PathProgramCache]: Analyzing trace with hash -1453056268, now seen corresponding path program 1 times [2019-10-02 14:26:10,670 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:26:10,670 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:26:10,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:10,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:10,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:26:10,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:11,023 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 178 proven. 23 refuted. 0 times theorem prover too weak. 403 trivial. 0 not checked. [2019-10-02 14:26:11,023 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:26:11,023 INFO L224 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2019-10-02 14:26:11,086 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:26:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:26:11,296 INFO L256 TraceCheckSpWp]: Trace formula consists of 1530 conjuncts, 42 conjunts are in the unsatisfiable core [2019-10-02 14:26:11,305 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:26:11,556 INFO L134 CoverageAnalysis]: Checked inductivity of 604 backedges. 247 proven. 51 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2019-10-02 14:26:11,561 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:26:11,562 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 12] total 20 [2019-10-02 14:26:11,563 INFO L454 AbstractCegarLoop]: Interpolant automaton has 20 states [2019-10-02 14:26:11,563 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2019-10-02 14:26:11,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2019-10-02 14:26:11,563 INFO L87 Difference]: Start difference. First operand 2130 states and 2367 transitions. Second operand 20 states. [2019-10-02 14:26:14,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:26:14,131 INFO L93 Difference]: Finished difference Result 3442 states and 3846 transitions. [2019-10-02 14:26:14,132 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-02 14:26:14,132 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 397 [2019-10-02 14:26:14,133 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:26:14,134 INFO L225 Difference]: With dead ends: 3442 [2019-10-02 14:26:14,134 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:26:14,143 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 436 GetRequests, 398 SyntacticMatches, 6 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=216, Invalid=906, Unknown=0, NotChecked=0, Total=1122 [2019-10-02 14:26:14,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:26:14,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:26:14,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:26:14,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:26:14,145 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2019-10-02 14:26:14,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:26:14,145 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:26:14,146 INFO L476 AbstractCegarLoop]: Interpolant automaton has 20 states. [2019-10-02 14:26:14,146 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:26:14,146 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:26:14,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:26:14,862 WARN L191 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 171 [2019-10-02 14:26:15,758 WARN L191 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 80 [2019-10-02 14:26:15,864 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 119 [2019-10-02 14:26:16,390 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 132 [2019-10-02 14:26:16,930 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 327 DAG size of output: 171 [2019-10-02 14:26:17,609 WARN L191 SmtUtils]: Spent 604.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 43 [2019-10-02 14:26:18,203 WARN L191 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 43 [2019-10-02 14:26:18,376 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 25 [2019-10-02 14:26:19,224 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 49 [2019-10-02 14:26:19,825 WARN L191 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 41 [2019-10-02 14:26:20,362 WARN L191 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 93 DAG size of output: 41 [2019-10-02 14:26:21,769 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 243 DAG size of output: 52 [2019-10-02 14:26:23,813 WARN L191 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 186 DAG size of output: 75 [2019-10-02 14:26:24,175 WARN L191 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 36 [2019-10-02 14:26:24,557 WARN L191 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 37 [2019-10-02 14:26:26,687 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification. DAG size of input: 253 DAG size of output: 90 [2019-10-02 14:26:27,155 WARN L191 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 1 [2019-10-02 14:26:28,141 WARN L191 SmtUtils]: Spent 982.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 54 [2019-10-02 14:26:28,298 WARN L191 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 25 [2019-10-02 14:26:28,949 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 55 [2019-10-02 14:26:29,450 WARN L191 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 57 [2019-10-02 14:26:30,115 WARN L191 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 51 [2019-10-02 14:26:31,451 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 244 DAG size of output: 54 [2019-10-02 14:26:32,007 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 41 [2019-10-02 14:26:32,758 WARN L191 SmtUtils]: Spent 747.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 47 [2019-10-02 14:26:33,294 WARN L191 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 41 [2019-10-02 14:26:33,773 WARN L191 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 34 [2019-10-02 14:26:34,470 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 51 [2019-10-02 14:26:35,825 WARN L191 SmtUtils]: Spent 1.35 s on a formula simplification. DAG size of input: 197 DAG size of output: 79 [2019-10-02 14:26:36,493 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 37 [2019-10-02 14:26:37,223 WARN L191 SmtUtils]: Spent 723.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 43 [2019-10-02 14:26:39,263 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 196 DAG size of output: 72 [2019-10-02 14:26:39,759 WARN L191 SmtUtils]: Spent 491.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 40 [2019-10-02 14:26:40,128 WARN L191 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 47 DAG size of output: 26 [2019-10-02 14:26:40,867 WARN L191 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 49 [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point L280(lines 280 284) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point L280-1(lines 280 284) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 249 304) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point L274-2(lines 274 295) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point L296(lines 273 297) no Hoare annotation was computed. [2019-10-02 14:26:40,871 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 249 304) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 249 304) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L350(line 350) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L350-1(line 350) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 305 364) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L337(lines 337 341) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L337-1(lines 337 341) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 305 364) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L332(line 332) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 305 364) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L331-2(lines 331 356) no Hoare annotation was computed. [2019-10-02 14:26:40,872 INFO L443 ceAbstractionStarter]: For program point L357(lines 330 358) no Hoare annotation was computed. [2019-10-02 14:26:40,873 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 679 685) the Hoare annotation is: true [2019-10-02 14:26:40,873 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 679 685) no Hoare annotation was computed. [2019-10-02 14:26:40,873 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 686 694) no Hoare annotation was computed. [2019-10-02 14:26:40,873 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 686 694) the Hoare annotation is: true [2019-10-02 14:26:40,873 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 686 694) no Hoare annotation was computed. [2019-10-02 14:26:40,873 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 44 51) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:26:40,873 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 44 51) no Hoare annotation was computed. [2019-10-02 14:26:40,873 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 44 51) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 52 61) the Hoare annotation is: (let ((.cse6 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (<= ~waterLevel~0 0))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse12 (not (= 1 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~waterLevel~0 2)))) (and (or .cse0 (not (<= ~waterLevel~0 1)) .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse6 .cse2) .cse7 .cse1 (or .cse0 .cse8) .cse9) (or (or .cse6 .cse1 .cse2) (or .cse8 .cse0) .cse5 .cse9) (or .cse7 .cse1 .cse2 .cse3 .cse10 .cse0) (or .cse6 .cse11 .cse1 .cse2 .cse4 .cse8 .cse5) (or .cse6 .cse1 .cse8 .cse2 .cse10 .cse5) (or .cse6 .cse7 .cse1 .cse2 .cse10 .cse8) (or .cse7 .cse1 .cse0 .cse2 .cse3 .cse9) (or .cse11 .cse7 .cse1 .cse2 .cse3 .cse4 .cse0) (or .cse6 .cse11 .cse7 .cse1 .cse2 .cse4 .cse8) (or .cse10 .cse0 (or .cse7 .cse12 .cse2 .cse3)) (or .cse0 .cse12 .cse2 .cse3 .cse10 .cse5) (or .cse1 .cse0 .cse2 .cse3 .cse5 .cse9))) [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 52 61) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point L57(line 57) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 52 61) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 62 90) the Hoare annotation is: true [2019-10-02 14:26:40,874 INFO L439 ceAbstractionStarter]: At program point L77(line 77) the Hoare annotation is: (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse5 .cse6) (or .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (or .cse7 .cse2 .cse3 .cse5 .cse6) (or .cse8 .cse0 .cse7 .cse2 .cse3 .cse4) (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse8 .cse0 .cse7 .cse2 .cse4) (or .cse8 .cse7 .cse2 .cse3 .cse6))) [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 62 90) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point L75(lines 75 81) no Hoare annotation was computed. [2019-10-02 14:26:40,874 INFO L443 ceAbstractionStarter]: For program point L74(lines 74 84) no Hoare annotation was computed. [2019-10-02 14:26:40,875 INFO L439 ceAbstractionStarter]: At program point L72(line 72) the Hoare annotation is: (let ((.cse8 (not (= 1 ~pumpRunning~0))) (.cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= __utac_acc__Specification5_spec__3_~tmp~0 ~waterLevel~0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1))) (.cse7 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (not (= ~waterLevel~0 2)))) (and (or .cse0 (not (<= ~waterLevel~0 0)) .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse2 .cse3 .cse4 .cse7 .cse5) (or .cse6 .cse3 .cse8 .cse4 .cse7 .cse5 .cse9) (or .cse8 .cse4 .cse9 .cse10) (or .cse0 .cse1 .cse2 .cse3 .cse4 (not (= ~waterLevel~0 1))) (or .cse2 .cse4 .cse7 .cse9 .cse10) (or .cse6 .cse2 .cse4 .cse7 .cse5 .cse9 .cse3) (or .cse1 .cse2 .cse4 .cse7 .cse10))) [2019-10-02 14:26:40,875 INFO L443 ceAbstractionStarter]: For program point L72-1(line 72) no Hoare annotation was computed. [2019-10-02 14:26:40,875 INFO L443 ceAbstractionStarter]: For program point L70(lines 70 87) no Hoare annotation was computed. [2019-10-02 14:26:40,875 INFO L443 ceAbstractionStarter]: For program point L70-1(lines 62 90) no Hoare annotation was computed. [2019-10-02 14:26:40,875 INFO L446 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: true [2019-10-02 14:26:40,875 INFO L443 ceAbstractionStarter]: For program point L68-1(line 68) no Hoare annotation was computed. [2019-10-02 14:26:40,875 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 173 195) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,876 INFO L439 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,876 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 173 195) no Hoare annotation was computed. [2019-10-02 14:26:40,876 INFO L439 ceAbstractionStarter]: At program point L185-1(line 185) the Hoare annotation is: (or (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 0 ~methaneLevelCritical~0) (= main_~tmp~1 1) (= 1 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,876 INFO L443 ceAbstractionStarter]: For program point L183(lines 183 190) no Hoare annotation was computed. [2019-10-02 14:26:40,876 INFO L443 ceAbstractionStarter]: For program point L183-1(lines 183 190) no Hoare annotation was computed. [2019-10-02 14:26:40,876 INFO L443 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-10-02 14:26:40,876 INFO L439 ceAbstractionStarter]: At program point L180(line 180) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,876 INFO L439 ceAbstractionStarter]: At program point L179(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,876 INFO L439 ceAbstractionStarter]: At program point L179-1(line 179) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 173 195) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 127 150) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 127 150) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 127 150) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L144(line 144) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L143(line 143) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L141(line 141) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L140(line 140) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L138(line 138) no Hoare annotation was computed. [2019-10-02 14:26:40,877 INFO L443 ceAbstractionStarter]: For program point L137(line 137) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L135(line 135) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L134(line 134) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L439 ceAbstractionStarter]: At program point L765(line 765) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 0 ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3 (= ~pumpRunning~0 1) .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (or (or .cse6 (or .cse2 (or .cse5 .cse1))) .cse7) (or .cse5 .cse1 .cse2 .cse4 .cse7) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3))) [2019-10-02 14:26:40,878 INFO L443 ceAbstractionStarter]: For program point L765-1(lines 746 770) no Hoare annotation was computed. [2019-10-02 14:26:40,878 INFO L439 ceAbstractionStarter]: At program point L760(line 760) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (and (= processEnvironment__wrappee__methaneQuery_~tmp~5 0) (= ~pumpRunning~0 0))) (.cse3 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse2 .cse4 .cse3 .cse5 .cse7 .cse8) (or .cse1 (not (= 1 |old(~pumpRunning~0)|)) .cse3 .cse5 .cse6 .cse7) (or .cse0 .cse2 .cse3 .cse5 .cse4 .cse8) (or .cse1 .cse2 .cse4 .cse3 .cse5 .cse6 .cse7))) [2019-10-02 14:26:40,878 INFO L439 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse1 (= ~pumpRunning~0 0)) (.cse5 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse7 .cse4) (or .cse6 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse7 .cse4) (or .cse8 .cse6 .cse0 .cse2 .cse3 .cse7) (or .cse8 .cse0 .cse2 .cse3 .cse1 .cse5))) [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point L754(lines 754 762) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 746 770) the Hoare annotation is: (let ((.cse7 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (<= 0 ~waterLevel~0))) (.cse6 (= ~pumpRunning~0 0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3 (= ~pumpRunning~0 1) .cse4) (or .cse5 .cse6 .cse1 .cse2 .cse4 .cse7) (or (not (= ~waterLevel~0 1)) .cse6 (or .cse8 .cse5 .cse1 .cse2)) (or .cse8 .cse5 .cse6 .cse1 .cse2 .cse7) (or .cse6 .cse0 .cse5 .cse1 .cse2 .cse3 .cse4) (or (not (<= ~waterLevel~0 0)) .cse8 .cse5 .cse1 .cse2 .cse3 .cse6))) [2019-10-02 14:26:40,879 INFO L439 ceAbstractionStarter]: At program point L752(line 752) the Hoare annotation is: (let ((.cse5 (not (= ~waterLevel~0 2))) (.cse6 (not (<= ~waterLevel~0 1))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse7 (not (<= 0 ~waterLevel~0))) (.cse1 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse7 .cse4) (or (not (= ~waterLevel~0 1)) .cse1 (or .cse8 .cse0 .cse2 .cse3)) (or .cse8 .cse0 .cse1 .cse2 .cse3 .cse5) (or .cse1 .cse6 .cse0 .cse2 .cse3 .cse7 .cse4) (or (not (<= ~waterLevel~0 0)) .cse8 .cse0 .cse2 .cse3 .cse7 .cse1))) [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point L752-1(line 752) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point L750(lines 750 767) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 746 770) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 841 849) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 841 849) the Hoare annotation is: true [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 841 849) no Hoare annotation was computed. [2019-10-02 14:26:40,879 INFO L443 ceAbstractionStarter]: For program point L857(lines 857 865) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point L857-2(lines 857 865) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point L880(line 880) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point L880-1(line 880) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 850 885) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 850 885) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point L869(lines 869 877) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point L869-2(lines 869 877) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 850 885) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 672 678) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 672 678) the Hoare annotation is: true [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 203 248) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 203 248) no Hoare annotation was computed. [2019-10-02 14:26:40,880 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 203 248) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point L536(lines 536 543) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point L530(lines 530 550) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point L530-1(lines 530 550) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 516 561) no Hoare annotation was computed. [2019-10-02 14:26:40,881 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 159 169) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,881 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 159 169) no Hoare annotation was computed. [2019-10-02 14:26:40,882 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 159 169) no Hoare annotation was computed. [2019-10-02 14:26:40,882 INFO L439 ceAbstractionStarter]: At program point L164(line 164) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,882 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 830 840) the Hoare annotation is: true [2019-10-02 14:26:40,882 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 830 840) no Hoare annotation was computed. [2019-10-02 14:26:40,882 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 830 840) no Hoare annotation was computed. [2019-10-02 14:26:40,882 INFO L446 ceAbstractionStarter]: At program point L835(line 835) the Hoare annotation is: true [2019-10-02 14:26:40,882 INFO L443 ceAbstractionStarter]: For program point L835-1(line 835) no Hoare annotation was computed. [2019-10-02 14:26:40,882 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 822 829) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (not (<= ~waterLevel~0 0)) .cse0 .cse1 .cse2 .cse3 (not (<= 0 ~waterLevel~0)) .cse4) (or .cse0 .cse4 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2019-10-02 14:26:40,882 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 822 829) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 822 829) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point L650(lines 650 656) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 646 659) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 646 659) the Hoare annotation is: true [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 646 659) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L439 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (not (= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse7 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse3 .cse4 .cse8 .cse9) (or .cse1 .cse2 .cse3 .cse4 .cse5 .cse8) (or (not (= ~waterLevel~0 1)) .cse7 (or .cse0 .cse6 .cse3 .cse4)) (or .cse0 .cse6 .cse7 .cse3 .cse4 .cse9) (or .cse7 .cse1 .cse6 .cse3 .cse4 .cse5 .cse8) (or (not (<= ~waterLevel~0 0)) .cse0 .cse6 .cse3 .cse4 .cse5 .cse7))) [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 772 796) no Hoare annotation was computed. [2019-10-02 14:26:40,883 INFO L443 ceAbstractionStarter]: For program point L791-1(lines 772 796) no Hoare annotation was computed. [2019-10-02 14:26:40,884 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 772 796) the Hoare annotation is: (let ((.cse9 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= ~waterLevel~0 1))) (.cse10 (not (<= ~waterLevel~0 0))) (.cse11 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse8 (= ~pumpRunning~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse2 .cse3 .cse6 .cse9) (or .cse10 .cse11 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse12 .cse8 (or .cse11 .cse7 .cse2 .cse3)) (or .cse11 .cse7 .cse8 .cse2 .cse3 .cse9) (or .cse8 .cse0 .cse7 .cse2 .cse3 .cse4 .cse6) (or .cse11 .cse5 .cse1 .cse2 .cse3 .cse12) (or .cse10 .cse11 .cse7 .cse2 .cse3 .cse4 .cse8))) [2019-10-02 14:26:40,884 INFO L439 ceAbstractionStarter]: At program point L786(line 786) the Hoare annotation is: (let ((.cse8 (not (= ~waterLevel~0 2))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (<= 0 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse3 .cse4 .cse5 .cse7) (or (or .cse0 (or .cse4 (or .cse6 .cse3))) .cse8) (or .cse6 .cse3 .cse4 .cse7 .cse8) (or .cse1 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) .cse2 .cse3 .cse4 .cse5 .cse7) (or .cse0 .cse1 .cse6 .cse3 .cse4 .cse5))) [2019-10-02 14:26:40,884 INFO L439 ceAbstractionStarter]: At program point L782(line 782) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~waterLevel~0 2))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse8 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 ~waterLevel~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (or .cse6 (or .cse3 (or .cse1 .cse2))) .cse7) (or .cse0 .cse8 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse5 .cse7) (or .cse6 .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse6 .cse0 .cse8 (and (= ~methaneLevelCritical~0 processEnvironment_~tmp~6) (= ~pumpRunning~0 1)) .cse2 .cse3 .cse4))) [2019-10-02 14:26:40,884 INFO L443 ceAbstractionStarter]: For program point L780(lines 780 788) no Hoare annotation was computed. [2019-10-02 14:26:40,884 INFO L439 ceAbstractionStarter]: At program point L778(line 778) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse9 (not (= ~waterLevel~0 2))) (.cse0 (not (<= ~waterLevel~0 1))) (.cse8 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 ~waterLevel~0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or (not (<= ~waterLevel~0 0)) .cse7 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse8 .cse2 .cse3 .cse4 .cse6) (or (or .cse7 (or .cse3 (or .cse8 .cse2))) .cse9) (or .cse8 .cse2 .cse3 .cse6 .cse9) (or .cse7 .cse0 .cse8 .cse2 .cse3 .cse4) (or .cse7 .cse5 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))))) [2019-10-02 14:26:40,885 INFO L443 ceAbstractionStarter]: For program point L778-1(line 778) no Hoare annotation was computed. [2019-10-02 14:26:40,885 INFO L443 ceAbstractionStarter]: For program point L776(lines 776 793) no Hoare annotation was computed. [2019-10-02 14:26:40,885 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 738 744) no Hoare annotation was computed. [2019-10-02 14:26:40,885 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 738 744) the Hoare annotation is: true [2019-10-02 14:26:40,885 INFO L439 ceAbstractionStarter]: At program point L962-2(lines 954 967) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (and .cse0 .cse3 (= 2 ~waterLevel~0) .cse6)) (.cse10 (and .cse0 .cse3 (<= ~waterLevel~0 2))) (.cse9 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= 0 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8) (not (= |old(~systemActive~0)| 1)) (and (and .cse2 .cse9 .cse10) .cse4) (and .cse0 .cse3 .cse11 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse7) (and .cse12 .cse0 .cse3 .cse4 .cse5 .cse6 .cse7) (and (and .cse10 .cse9 .cse7) .cse4) (and .cse0 .cse2 .cse3 .cse11 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:26:40,885 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 914 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,885 INFO L443 ceAbstractionStarter]: For program point L925(lines 924 971) no Hoare annotation was computed. [2019-10-02 14:26:40,886 INFO L439 ceAbstractionStarter]: At program point L956(line 956) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse6 (= ~pumpRunning~0 0))) (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse8 (and .cse0 .cse3 (= 2 ~waterLevel~0) .cse6)) (.cse10 (and .cse0 .cse3 (<= ~waterLevel~0 2))) (.cse9 (= ~pumpRunning~0 1)) (.cse7 (= 1 ~methaneLevelCritical~0)) (.cse11 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse4 (<= 0 ~waterLevel~0)) (.cse5 (<= ~waterLevel~0 0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse1 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8) (not (= |old(~systemActive~0)| 1)) (and (and .cse2 .cse9 .cse10) .cse4) (and .cse0 .cse3 .cse11 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse7) (and .cse12 .cse0 .cse3 .cse4 .cse5 .cse6 .cse7) (and (and .cse10 .cse9 .cse7) .cse4) (and .cse0 .cse2 .cse3 .cse11 .cse6) (and .cse12 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:26:40,886 INFO L443 ceAbstractionStarter]: For program point L954(lines 954 967) no Hoare annotation was computed. [2019-10-02 14:26:40,886 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 914 979) no Hoare annotation was computed. [2019-10-02 14:26:40,886 INFO L439 ceAbstractionStarter]: At program point L946(line 946) the Hoare annotation is: (let ((.cse0 (= 1 ~systemActive~0)) (.cse2 (= 0 test_~splverifierCounter~0)) (.cse5 (= ~pumpRunning~0 0))) (let ((.cse1 (<= 1 ~switchedOnBeforeTS~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse8 (and .cse0 .cse2 (= 2 ~waterLevel~0) .cse5)) (.cse9 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse3 (<= 0 ~waterLevel~0)) (.cse4 (<= ~waterLevel~0 0)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse3 (and .cse7 (and .cse0 .cse2 (<= ~waterLevel~0 2)) (= ~pumpRunning~0 1))) (and .cse7 .cse8) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse7 .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) (and (= ~waterLevel~0 1) (and (or (and .cse9 .cse0 .cse2 .cse5) (and .cse0 .cse1 .cse2 .cse5)) .cse6)) (and .cse9 .cse0 .cse7 .cse2 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse8 .cse6) (and .cse9 .cse0 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:26:40,886 INFO L443 ceAbstractionStarter]: For program point L944(lines 944 950) no Hoare annotation was computed. [2019-10-02 14:26:40,886 INFO L443 ceAbstractionStarter]: For program point L944-1(lines 944 950) no Hoare annotation was computed. [2019-10-02 14:26:40,887 INFO L439 ceAbstractionStarter]: At program point L969(lines 924 971) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 1)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (= ~waterLevel~0 2)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse2 (= ~waterLevel~0 1)) (.cse0 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 1 ~systemActive~0)) (.cse3 (= 0 test_~splverifierCounter~0)) (.cse9 (<= 0 ~waterLevel~0)) (.cse10 (<= ~waterLevel~0 0)) (.cse4 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse6 .cse3 .cse7 .cse4) (and .cse1 .cse8 .cse3 .cse9 .cse10 .cse4 .cse5) (and .cse1 .cse6 .cse3 .cse7 .cse11) (not (= |old(~systemActive~0)| 1)) (and .cse1 .cse6 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse0 .cse1 .cse6 .cse3 .cse9 .cse10 .cse4) (and .cse9 (and .cse11 (let ((.cse12 (<= ~waterLevel~0 1))) (or (and .cse6 (and .cse1 (not (= 1 ~waterLevel~0)) .cse3 (not (= ~switchedOnBeforeTS~0 0))) .cse12) (and .cse0 .cse1 .cse6 .cse3 .cse12))))) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse7 .cse1 .cse3 .cse4 .cse5) (and .cse1 .cse8 .cse3 .cse2 .cse4 .cse5) (and .cse0 .cse1 .cse3 .cse9 .cse10 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:26:40,887 INFO L439 ceAbstractionStarter]: At program point L936(line 936) the Hoare annotation is: (let ((.cse3 (= 1 ~systemActive~0)) (.cse4 (= 0 test_~splverifierCounter~0))) (let ((.cse5 (= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1)) (.cse8 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse1 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse10 (<= 0 ~waterLevel~0)) (.cse0 (and .cse3 .cse4 (= ~pumpRunning~0 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse5 .cse6) (and (and (or (and (<= 1 ~switchedOnBeforeTS~0) .cse7 .cse0) (and .cse8 .cse7 .cse0)) .cse9) .cse10) (not (= |old(~systemActive~0)| 1)) (and .cse8 .cse5 .cse0 .cse9) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse8 .cse1 (<= 2 ~waterLevel~0) .cse0) (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (and (and (and .cse7 (and .cse3 .cse4 (not (= ~switchedOnBeforeTS~0 0)))) .cse1 .cse6) .cse10) (and (and .cse8 .cse1 .cse7 .cse0) .cse10) (and .cse0 .cse2 .cse9) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))))) [2019-10-02 14:26:40,887 INFO L443 ceAbstractionStarter]: For program point L934(lines 934 940) no Hoare annotation was computed. [2019-10-02 14:26:40,887 INFO L443 ceAbstractionStarter]: For program point L934-1(lines 934 940) no Hoare annotation was computed. [2019-10-02 14:26:40,887 INFO L443 ceAbstractionStarter]: For program point L926(lines 926 930) no Hoare annotation was computed. [2019-10-02 14:26:40,887 INFO L439 ceAbstractionStarter]: At program point L972(lines 923 973) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 914 979) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L962(lines 962 966) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 470 515) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 470 515) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 470 515) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L490(lines 490 497) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L484(lines 484 504) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L484-1(lines 484 504) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 797 804) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (not (= ~waterLevel~0 2))) [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 797 804) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 797 804) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L622(lines 622 630) no Hoare annotation was computed. [2019-10-02 14:26:40,888 INFO L443 ceAbstractionStarter]: For program point L622-2(lines 622 630) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 614 636) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 614 636) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 614 636) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point L417(lines 416 436) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point L448(line 448) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point L448-1(line 448) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 367 469) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 454) no Hoare annotation was computed. [2019-10-02 14:26:40,889 INFO L443 ceAbstractionStarter]: For program point L432(line 432) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 395) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L455(lines 455 466) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 367 469) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L418(lines 418 422) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L416-2(lines 416 436) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L437(lines 415 438) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 367 469) no Hoare annotation was computed. [2019-10-02 14:26:40,890 INFO L443 ceAbstractionStarter]: For program point L396(lines 396 412) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point L456(lines 456 463) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 662 671) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 662 671) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 662 671) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2019-10-02 14:26:40,891 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,891 INFO L439 ceAbstractionStarter]: At program point L816(line 816) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= ~methaneLevelCritical~0 activatePump_~tmp~7) (= ~pumpRunning~0 0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2019-10-02 14:26:40,892 INFO L443 ceAbstractionStarter]: For program point L816-1(lines 805 821) no Hoare annotation was computed. [2019-10-02 14:26:40,892 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-10-02 14:26:40,892 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 805 821) no Hoare annotation was computed. [2019-10-02 14:26:40,892 INFO L439 ceAbstractionStarter]: At program point L810(line 810) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2019-10-02 14:26:40,892 INFO L443 ceAbstractionStarter]: For program point L810-1(line 810) no Hoare annotation was computed. [2019-10-02 14:26:40,892 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 805 821) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3 .cse4))) [2019-10-02 14:26:40,892 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 637 645) the Hoare annotation is: true [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 637 645) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 637 645) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 886 904) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point L895(lines 895 899) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L446 ceAbstractionStarter]: At program point L893(line 893) the Hoare annotation is: true [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point L895-2(lines 895 899) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L443 ceAbstractionStarter]: For program point L893-1(line 893) no Hoare annotation was computed. [2019-10-02 14:26:40,893 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 886 904) the Hoare annotation is: true [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 886 904) no Hoare annotation was computed. [2019-10-02 14:26:40,894 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 593 604) the Hoare annotation is: (let ((.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 1)))) (let ((.cse10 (or .cse3 .cse4)) (.cse11 (not (= ~waterLevel~0 2))) (.cse0 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse8 (not (= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 0))) (.cse2 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (= 1 ~methaneLevelCritical~0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse12 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (<= 0 ~waterLevel~0))) (.cse9 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse7 .cse4 .cse8 .cse9) (or .cse7 (or (not (<= ~waterLevel~0 2)) (or (not (= 1 ~pumpRunning~0)) .cse4)) .cse5 .cse9) (or .cse6 (or .cse2 .cse10) .cse11) (or (or .cse10 .cse9) .cse7 .cse11) (or (and (or .cse0 .cse4) (or .cse4 .cse12)) .cse2 .cse3 .cse8 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse12 .cse5 .cse6) (or .cse7 (not (<= ~waterLevel~0 1)) .cse3 .cse4 .cse12 .cse5 .cse9)))) [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 593 604) no Hoare annotation was computed. [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point L597-1(lines 593 604) no Hoare annotation was computed. [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,894 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,895 INFO L439 ceAbstractionStarter]: At program point L727(line 727) the Hoare annotation is: (let ((.cse14 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse20 (<= 0 ~waterLevel~0)) (.cse21 (<= ~waterLevel~0 0)) (.cse26 (= ~pumpRunning~0 1)) (.cse23 (= ~methaneLevelCritical~0 0)) (.cse24 (not (<= |old(~waterLevel~0)| 2))) (.cse25 (or .cse14 .cse7)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse19 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse22 (= ~pumpRunning~0 0)) (.cse27 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (and (and .cse19 .cse22) .cse27)) (.cse0 (or .cse5 .cse7)) (.cse9 (or .cse23 .cse24 .cse25)) (.cse13 (and .cse19 (= ~waterLevel~0 1) .cse26)) (.cse3 (not (= |old(~waterLevel~0)| 2))) (.cse15 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse16 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and .cse19 .cse27 .cse22)) (.cse11 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse17 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse12 (not (<= 0 |old(~waterLevel~0)|))) (.cse10 (and .cse19 .cse26 .cse20 .cse21)) (.cse18 (or .cse24 .cse25)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not .cse23))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse2 (or .cse4 .cse0) .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse1) (or .cse4 .cse9 .cse10 .cse8) (or .cse4 .cse5 .cse7 .cse8 .cse6) (or .cse11 .cse4 .cse9 .cse12 .cse10) (or .cse13 (or .cse4 .cse14 .cse7) .cse3) (or .cse15 .cse11 .cse5 .cse7 .cse6 .cse12 .cse1) (or .cse14 .cse7 .cse1 .cse13 .cse3) (or .cse6 .cse16 .cse5 .cse7 .cse17 .cse12 .cse1) (or .cse15 .cse4 .cse16 .cse5 .cse6 .cse7 .cse12) (or .cse11 .cse10 .cse18 .cse12 .cse1) (or .cse11 .cse4 .cse5 .cse7 .cse17 .cse12 (and .cse19 .cse20 .cse21 .cse22)) (or .cse10 .cse18 .cse8 .cse1))))) [2019-10-02 14:26:40,895 INFO L439 ceAbstractionStarter]: At program point L725(lines 725 731) the Hoare annotation is: (let ((.cse10 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse16 (= ~pumpRunning~0 1)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse23 (<= 0 ~waterLevel~0)) (.cse24 (<= ~waterLevel~0 0)) (.cse25 (= ~methaneLevelCritical~0 0)) (.cse26 (not (<= |old(~waterLevel~0)| 2))) (.cse27 (or .cse10 .cse7)) (.cse18 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse17 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~pumpRunning~0 0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse15 (or .cse5 .cse7)) (.cse13 (not (= |old(~waterLevel~0)| 2))) (.cse14 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse19 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (and .cse18 .cse17 .cse12)) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse20 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse4 (not (<= 0 |old(~waterLevel~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse2 (or .cse25 .cse26 .cse27)) (.cse3 (and .cse11 .cse23 .cse24 .cse12)) (.cse21 (and .cse18 .cse16 .cse23 .cse24)) (.cse22 (or .cse26 .cse27)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse9 (not .cse25))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse8 .cse9) (or .cse1 .cse5 .cse7 .cse8 .cse6) (or (or .cse1 .cse7 .cse10) (and .cse11 (= 1 ~waterLevel~0) .cse12) .cse13) (or .cse14 .cse0 .cse5 .cse7 .cse6 .cse4 .cse9) (or .cse6 (or .cse1 .cse15) .cse13) (or (or .cse15 .cse9) .cse6 (and .cse16 .cse17) .cse13) (or .cse10 .cse7 .cse9 (and .cse18 (= ~waterLevel~0 1) .cse16) .cse13) (or .cse6 .cse19 .cse5 .cse7 .cse20 .cse4 .cse9) (or .cse14 .cse1 .cse19 .cse5 .cse6 .cse7 .cse4) (or .cse0 .cse21 .cse22 .cse4 .cse9) (or .cse0 .cse1 .cse5 .cse7 .cse20 .cse4 (and .cse18 .cse23 .cse24 .cse12)) (or .cse1 .cse2 .cse3 .cse8) (or .cse21 .cse22 .cse8 .cse9))))) [2019-10-02 14:26:40,896 INFO L439 ceAbstractionStarter]: At program point L720(line 720) the Hoare annotation is: (let ((.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse16 (not (= ~systemActive~0 1)))) (let ((.cse3 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse15 (not (= 0 |old(~pumpRunning~0)|))) (.cse22 (= ~methaneLevelCritical~0 0)) (.cse23 (not (<= |old(~waterLevel~0)| 2))) (.cse24 (or .cse17 .cse16))) (let ((.cse2 (or .cse22 .cse23 .cse24)) (.cse18 (and .cse3 (= 1 ~systemActive~0) .cse15 (<= ~waterLevel~0 2))) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse14 (not (<= |old(~waterLevel~0)| 1))) (.cse20 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse21 (or .cse15 .cse16)) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse8 (and .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse5 (<= 0 ~waterLevel~0)) (.cse6 (<= ~waterLevel~0 0)) (.cse10 (or .cse23 .cse24)) (.cse7 (not (<= 0 |old(~waterLevel~0)|))) (.cse12 (not .cse22)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse19 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 (and .cse3 .cse4 .cse5 .cse6) .cse7) (or (and .cse8 .cse9) .cse10 .cse11 .cse12) (or .cse13 .cse14 .cse15 .cse16 .cse7 .cse12) (or (or .cse16 .cse17 .cse12) (and .cse9 (and .cse4 .cse18)) .cse19) (or .cse1 .cse2 (and .cse18 .cse4 .cse9) .cse11) (or .cse1 .cse14 .cse15 .cse16 .cse20 .cse7) (or .cse13 .cse1 .cse14 .cse15 .cse16 .cse7) (or .cse15 .cse16 .cse11 .cse12) (or .cse1 .cse15 .cse16 .cse11) (or .cse14 .cse15 .cse16 .cse20 .cse7 .cse12) (or (or .cse1 .cse21) .cse19) (or (or .cse21 .cse12) .cse19) (or .cse0 (and .cse8 .cse5 .cse6) .cse10 .cse7 .cse12) (or (and .cse3 (<= ~waterLevel~0 |old(~waterLevel~0)|) (<= 2 ~waterLevel~0) .cse4) (or .cse1 .cse17 .cse16) .cse19))))) [2019-10-02 14:26:40,896 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 711 737) the Hoare annotation is: (let ((.cse23 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse5 (= |old(~waterLevel~0)| 1)) (.cse24 (= ~methaneLevelCritical~0 0)) (.cse25 (not (<= |old(~waterLevel~0)| 2))) (.cse26 (or .cse23 .cse7)) (.cse19 (= ~pumpRunning~0 ~switchedOnBeforeTS~0)) (.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse20 (<= 1 ~switchedOnBeforeTS~0)) (.cse27 (<= 0 ~waterLevel~0)) (.cse28 (<= ~waterLevel~0 0)) (.cse9 (= ~pumpRunning~0 0))) (let ((.cse18 (and .cse20 .cse27 .cse28 .cse9)) (.cse12 (or .cse6 .cse7)) (.cse14 (and .cse10 .cse9)) (.cse17 (not (<= |old(~waterLevel~0)| 0))) (.cse4 (and .cse19 .cse27 .cse28 .cse9)) (.cse16 (not (<= 1 |old(~switchedOnBeforeTS~0)|))) (.cse13 (not (= |old(~waterLevel~0)| 2))) (.cse22 (or .cse24 .cse25 .cse26)) (.cse0 (and .cse27 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 |old(~waterLevel~0)|)))) (.cse2 (not (<= 0 |old(~waterLevel~0)|))) (.cse11 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse21 (and (= ~pumpRunning~0 1) .cse10)) (.cse1 (or .cse25 .cse26)) (.cse15 (not .cse5)) (.cse3 (not .cse24))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 (not (<= |old(~waterLevel~0)| 1)) .cse6 .cse7 .cse8 .cse2 .cse3) (or (and .cse9 .cse10) (or .cse11 .cse12) .cse13) (or .cse11 .cse6 .cse14 .cse7 .cse15) (or .cse16 .cse17 .cse11 .cse6 .cse7 .cse2 .cse18) (or .cse11 .cse6 .cse19 .cse7 .cse8 .cse13) (or .cse16 .cse17 .cse6 .cse7 .cse2 .cse18 .cse3) (or (or .cse16 .cse6 .cse7) (or .cse20 .cse19) .cse3 .cse13) (or .cse21 .cse1 .cse3 .cse13) (or (or .cse12 .cse3) .cse14 .cse13) (or .cse11 .cse22 .cse21 .cse15) (or .cse6 .cse19 .cse7 .cse8 .cse3 .cse13) (or (or .cse11 .cse7 .cse23) .cse10 .cse13) (or .cse16 .cse6 .cse20 .cse7 .cse15 .cse3) (or .cse16 .cse11 .cse6 .cse7 .cse15 .cse20) (or .cse6 .cse14 .cse7 .cse15 .cse3) (or .cse17 .cse11 .cse6 .cse7 .cse8 .cse2 .cse4) (or (or .cse16 .cse7) .cse11 .cse6 (or .cse19 .cse20) .cse13) (or .cse19 .cse23 .cse7 .cse8 .cse15 .cse3) (or .cse11 .cse6 .cse7 .cse8 .cse15 .cse19) (or .cse11 .cse22 .cse0 .cse2) (or .cse6 .cse7 .cse8 .cse19 .cse15 .cse3) (or .cse15 .cse19 (or .cse11 .cse23 .cse7 .cse8)) (or .cse21 .cse1 .cse15 .cse3))))) [2019-10-02 14:26:40,896 INFO L443 ceAbstractionStarter]: For program point L718(lines 714 736) no Hoare annotation was computed. [2019-10-02 14:26:40,896 INFO L443 ceAbstractionStarter]: For program point L716(lines 714 736) no Hoare annotation was computed. [2019-10-02 14:26:40,896 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 711 737) no Hoare annotation was computed. [2019-10-02 14:26:40,896 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 711 737) no Hoare annotation was computed. [2019-10-02 14:26:40,897 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 94 123) no Hoare annotation was computed. [2019-10-02 14:26:40,897 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 94 123) the Hoare annotation is: true [2019-10-02 14:26:40,897 INFO L446 ceAbstractionStarter]: At program point L119(lines 94 123) the Hoare annotation is: true [2019-10-02 14:26:40,897 INFO L443 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-10-02 14:26:40,897 INFO L443 ceAbstractionStarter]: For program point L108(lines 108 112) no Hoare annotation was computed. [2019-10-02 14:26:40,897 INFO L446 ceAbstractionStarter]: At program point L108-1(lines 108 112) the Hoare annotation is: true [2019-10-02 14:26:40,897 INFO L443 ceAbstractionStarter]: For program point L105(line 105) no Hoare annotation was computed. [2019-10-02 14:26:40,898 INFO L446 ceAbstractionStarter]: At program point L104-2(lines 104 118) the Hoare annotation is: true [2019-10-02 14:26:40,898 INFO L446 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: true [2019-10-02 14:26:40,898 INFO L443 ceAbstractionStarter]: For program point L100-1(line 100) no Hoare annotation was computed. [2019-10-02 14:26:40,898 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 605 613) the Hoare annotation is: true [2019-10-02 14:26:40,898 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 605 613) no Hoare annotation was computed. [2019-10-02 14:26:40,898 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 605 613) no Hoare annotation was computed. [2019-10-02 14:26:40,898 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 569 580) the Hoare annotation is: (let ((.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse13 (= ~methaneLevelCritical~0 0)) (.cse9 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse10 (not (= ~systemActive~0 1)))) (let ((.cse1 (or .cse9 .cse10)) (.cse4 (not (<= |old(~waterLevel~0)| 0))) (.cse5 (and (<= 0 ~waterLevel~0) (<= ~waterLevel~0 0))) (.cse6 (not (<= 0 |old(~waterLevel~0)|))) (.cse7 (not .cse13)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse8 (or .cse13 .cse12 .cse9 .cse10)) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse11 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (not (= |old(~waterLevel~0)| 2))) (or .cse4 .cse1 .cse5 .cse2 .cse6 .cse7) (or .cse4 .cse0 .cse8 .cse2 .cse5 .cse6) (or (and (or .cse9 .cse10 .cse11) (or .cse12 (not (<= 2 |old(~waterLevel~0)|)) .cse9 .cse10)) .cse2 .cse3 .cse7) (or .cse0 .cse3 .cse8 .cse2 .cse11)))) [2019-10-02 14:26:40,898 INFO L443 ceAbstractionStarter]: For program point L573-1(lines 569 580) no Hoare annotation was computed. [2019-10-02 14:26:40,899 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 569 580) no Hoare annotation was computed. [2019-10-02 14:26:40,899 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 151 157) no Hoare annotation was computed. [2019-10-02 14:26:40,899 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 151 157) the Hoare annotation is: true [2019-10-02 14:26:40,899 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,899 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 ~switchedOnBeforeTS~0) (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:26:40,899 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:26:40,899 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:26:40,899 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 905 912) no Hoare annotation was computed. [2019-10-02 14:26:40,900 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 905 912) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse10 (not (= |old(~systemActive~0)| 1)))) (let ((.cse7 (not (<= 1 ~switchedOnBeforeTS~0))) (.cse5 (or .cse9 .cse10)) (.cse6 (not (= ~waterLevel~0 2))) (.cse8 (not (<= ~waterLevel~0 0))) (.cse11 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse1 (or (not (<= ~waterLevel~0 2)) (or (not (= 1 ~pumpRunning~0)) .cse10))) (.cse2 (not (<= 0 ~waterLevel~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= 1 ~systemActive~0)) (.cse12 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 (or .cse4 .cse5) .cse6) (or .cse7 .cse8 .cse9 .cse10 .cse2 .cse0 .cse3) (or .cse7 .cse8 .cse4 .cse9 .cse10 .cse2 .cse0) (or .cse0 (not (<= ~waterLevel~0 1)) .cse9 .cse10 .cse11 .cse2 .cse3) (or (or .cse5 .cse3) .cse0 .cse6) (or .cse8 .cse4 .cse9 .cse10 .cse11 .cse2 .cse0) (or .cse9 .cse0 .cse10 .cse12 .cse3) (or .cse4 .cse1 .cse0 .cse2) (or .cse4 .cse9 .cse0 .cse10 .cse12)))) [2019-10-02 14:26:40,900 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 905 912) no Hoare annotation was computed. [2019-10-02 14:26:40,900 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 581 592) no Hoare annotation was computed. [2019-10-02 14:26:40,900 INFO L443 ceAbstractionStarter]: For program point L585-1(lines 581 592) no Hoare annotation was computed. [2019-10-02 14:26:40,900 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 581 592) the Hoare annotation is: (let ((.cse9 (not (= ~systemActive~0 1)))) (let ((.cse8 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (or (not (= 0 ~pumpRunning~0)) .cse9)) (.cse11 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 0))) (.cse12 (or (= 0 ~switchedOnBeforeTS~0) .cse9)) (.cse1 (and (<= 0 ~waterLevel~0) (<= ~waterLevel~0 0))) (.cse10 (not (= 1 ~pumpRunning~0))) (.cse4 (not (<= 0 |old(~waterLevel~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse2 .cse3 .cse8) (or .cse7 .cse9 .cse10 .cse5 .cse8) (or .cse6 .cse7 .cse2 .cse11) (or .cse12 .cse7 .cse10 .cse11 .cse5) (or .cse7 .cse2 .cse3 .cse5 .cse8) (or .cse0 .cse6 .cse1 (and (or (not (<= 1 ~switchedOnBeforeTS~0)) .cse2) (or .cse2 .cse3)) .cse4) (or .cse7 .cse2 .cse11 .cse5) (or .cse0 .cse12 .cse1 .cse10 .cse4 .cse5)))) [2019-10-02 14:26:40,900 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 696 703) no Hoare annotation was computed. [2019-10-02 14:26:40,901 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 700) no Hoare annotation was computed. [2019-10-02 14:26:40,901 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 696 703) the Hoare annotation is: true [2019-10-02 14:26:40,901 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 696 703) no Hoare annotation was computed. [2019-10-02 14:26:40,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:26:40 BoogieIcfgContainer [2019-10-02 14:26:40,925 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:26:40,933 INFO L168 Benchmark]: Toolchain (without parser) took 56087.68 ms. Allocated memory was 141.0 MB in the beginning and 798.5 MB in the end (delta: 657.5 MB). Free memory was 88.1 MB in the beginning and 469.3 MB in the end (delta: -381.3 MB). Peak memory consumption was 674.0 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,934 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,934 INFO L168 Benchmark]: CACSL2BoogieTranslator took 708.52 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 87.9 MB in the beginning and 164.6 MB in the end (delta: -76.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,938 INFO L168 Benchmark]: Boogie Preprocessor took 87.65 ms. Allocated memory is still 199.2 MB. Free memory was 164.6 MB in the beginning and 160.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,939 INFO L168 Benchmark]: RCFGBuilder took 1132.89 ms. Allocated memory was 199.2 MB in the beginning and 226.0 MB in the end (delta: 26.7 MB). Free memory was 160.1 MB in the beginning and 189.5 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,940 INFO L168 Benchmark]: TraceAbstraction took 54154.42 ms. Allocated memory was 226.0 MB in the beginning and 798.5 MB in the end (delta: 572.5 MB). Free memory was 188.2 MB in the beginning and 469.3 MB in the end (delta: -281.2 MB). Peak memory consumption was 689.1 MB. Max. memory is 7.1 GB. [2019-10-02 14:26:40,949 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 107.1 MB in the beginning and 106.9 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 708.52 ms. Allocated memory was 141.0 MB in the beginning and 199.2 MB in the end (delta: 58.2 MB). Free memory was 87.9 MB in the beginning and 164.6 MB in the end (delta: -76.7 MB). Peak memory consumption was 22.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.65 ms. Allocated memory is still 199.2 MB. Free memory was 164.6 MB in the beginning and 160.1 MB in the end (delta: 4.4 MB). Peak memory consumption was 4.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1132.89 ms. Allocated memory was 199.2 MB in the beginning and 226.0 MB in the end (delta: 26.7 MB). Free memory was 160.1 MB in the beginning and 189.5 MB in the end (delta: -29.4 MB). Peak memory consumption was 87.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 54154.42 ms. Allocated memory was 226.0 MB in the beginning and 798.5 MB in the end (delta: 572.5 MB). Free memory was 188.2 MB in the beginning and 469.3 MB in the end (delta: -281.2 MB). Peak memory consumption was 689.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 700]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 924]: Loop Invariant Derived loop invariant: (((((((((((((((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && waterLevel == 1) && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical) || (((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 0)) || ((((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel == 2) && pumpRunning == 1)) || !(\old(systemActive) == 1)) || ((((1 == systemActive && 0 == methaneLevelCritical) && 0 == splverifierCounter) && \old(waterLevel) == waterLevel) && pumpRunning == 0)) || ((((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0)) || (0 <= waterLevel && pumpRunning == 1 && (((0 == methaneLevelCritical && ((1 == systemActive && !(1 == waterLevel)) && 0 == splverifierCounter) && !(switchedOnBeforeTS == 0)) && waterLevel <= 1) || ((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == methaneLevelCritical) && 0 == splverifierCounter) && waterLevel <= 1)))) || !(0 == \old(pumpRunning))) || (((((pumpRunning == switchedOnBeforeTS && waterLevel == 2) && 1 == systemActive) && 0 == splverifierCounter) && pumpRunning == 0) && 1 == methaneLevelCritical)) || (((((1 == systemActive && 1 <= switchedOnBeforeTS) && 0 == splverifierCounter) && waterLevel == 1) && pumpRunning == 0) && 1 == methaneLevelCritical)) || ((((((pumpRunning == switchedOnBeforeTS && 1 == systemActive) && 0 == splverifierCounter) && 0 <= waterLevel) && waterLevel <= 0) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 923]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 246 locations, 1 error locations. SAFE Result, 54.0s OverallTime, 15 OverallIterations, 9 TraceHistogramMax, 20.4s AutomataDifference, 0.0s DeadEndRemovalTime, 26.7s HoareAnnotationTime, HoareTripleCheckerStatistics: 3392 SDtfs, 5551 SDslu, 11289 SDs, 0 SdLazy, 15639 SolverSat, 3511 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1883 GetRequests, 1609 SyntacticMatches, 8 SemanticMatches, 266 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2081 ImplicationChecksByTransitivity, 3.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2130occurred in iteration=14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.8s AutomataMinimizationTime, 15 MinimizatonAttempts, 1753 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 66 LocationsWithAnnotation, 4243 PreInvPairs, 4489 NumberOfFragments, 6907 HoareAnnotationTreeSize, 4243 FomulaSimplifications, 109013 FormulaSimplificationTreeSizeReduction, 2.7s HoareSimplificationTime, 66 FomulaSimplificationsInter, 87703 FormulaSimplificationTreeSizeReductionInter, 23.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.3s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 4160 NumberOfCodeBlocks, 4160 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 4140 ConstructedInterpolants, 0 QuantifiedInterpolants, 1851680 SizeOfPredicates, 23 NumberOfNonLiveVariables, 6512 ConjunctsInSsa, 112 ConjunctsInUnsatCore, 20 InterpolantComputations, 10 PerfectInterpolantSequences, 3543/3783 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...