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_spec3_product57.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-02 14:23:32,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-02 14:23:32,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-02 14:23:32,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-02 14:23:32,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-02 14:23:32,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-02 14:23:32,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-02 14:23:32,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-02 14:23:32,737 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-02 14:23:32,738 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-02 14:23:32,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-02 14:23:32,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-02 14:23:32,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-02 14:23:32,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-02 14:23:32,743 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-02 14:23:32,744 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-02 14:23:32,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-02 14:23:32,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-02 14:23:32,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-02 14:23:32,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-02 14:23:32,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-02 14:23:32,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-02 14:23:32,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-02 14:23:32,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-02 14:23:32,756 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-02 14:23:32,757 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-02 14:23:32,757 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-02 14:23:32,758 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-02 14:23:32,758 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-02 14:23:32,759 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-02 14:23:32,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-02 14:23:32,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-02 14:23:32,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-02 14:23:32,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-02 14:23:32,762 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-02 14:23:32,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-02 14:23:32,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-02 14:23:32,764 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-02 14:23:32,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-02 14:23:32,765 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-02 14:23:32,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-02 14:23:32,766 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 14:23:32,783 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-02 14:23:32,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-02 14:23:32,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-02 14:23:32,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-02 14:23:32,785 INFO L138 SettingsManager]: * Use SBE=true [2019-10-02 14:23:32,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-02 14:23:32,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-02 14:23:32,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-02 14:23:32,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-02 14:23:32,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-02 14:23:32,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-02 14:23:32,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-02 14:23:32,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-02 14:23:32,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-02 14:23:32,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-02 14:23:32,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-02 14:23:32,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-02 14:23:32,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-02 14:23:32,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-02 14:23:32,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-02 14:23:32,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-02 14:23:32,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-02 14:23:32,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-02 14:23:32,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-02 14:23:32,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-02 14:23:32,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-02 14:23:32,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-02 14:23:32,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-02 14:23:32,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-02 14:23:32,823 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-02 14:23:32,836 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-02 14:23:32,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-02 14:23:32,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-02 14:23:32,842 INFO L275 PluginConnector]: CDTParser initialized [2019-10-02 14:23:32,843 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-10-02 14:23:32,919 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789071cfd/4ec7481eee42488eafc45d230fe9b8dd/FLAGe583b5733 [2019-10-02 14:23:33,456 INFO L306 CDTParser]: Found 1 translation units. [2019-10-02 14:23:33,457 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product57.cil.c [2019-10-02 14:23:33,474 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789071cfd/4ec7481eee42488eafc45d230fe9b8dd/FLAGe583b5733 [2019-10-02 14:23:33,804 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/789071cfd/4ec7481eee42488eafc45d230fe9b8dd [2019-10-02 14:23:33,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-02 14:23:33,816 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-02 14:23:33,817 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-02 14:23:33,817 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-02 14:23:33,820 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-02 14:23:33,821 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:23:33" (1/1) ... [2019-10-02 14:23:33,824 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77935be4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:33, skipping insertion in model container [2019-10-02 14:23:33,824 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.10 02:23:33" (1/1) ... [2019-10-02 14:23:33,831 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-02 14:23:33,902 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-02 14:23:34,628 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:23:34,656 INFO L188 MainTranslator]: Completed pre-run [2019-10-02 14:23:34,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-02 14:23:34,788 INFO L192 MainTranslator]: Completed translation [2019-10-02 14:23:34,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34 WrapperNode [2019-10-02 14:23:34,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-02 14:23:34,790 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-02 14:23:34,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-02 14:23:34,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-02 14:23:34,803 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,803 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,823 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,823 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,851 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,862 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (1/1) ... [2019-10-02 14:23:34,877 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-02 14:23:34,878 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-02 14:23:34,878 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-02 14:23:34,878 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-02 14:23:34,879 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (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 14:23:34,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-02 14:23:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-02 14:23:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-02 14:23:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-02 14:23:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-02 14:23:34,945 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-02 14:23:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-02 14:23:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-02 14:23:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-02 14:23:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-02 14:23:34,946 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-02 14:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-02 14:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-02 14:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-02 14:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-02 14:23:34,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2019-10-02 14:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-02 14:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-02 14:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-02 14:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-02 14:23:34,948 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-02 14:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2019-10-02 14:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-02 14:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-02 14:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-02 14:23:34,949 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-02 14:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-02 14:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-02 14:23:34,950 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-02 14:23:34,951 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-02 14:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-02 14:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-02 14:23:34,952 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-02 14:23:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-02 14:23:34,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-02 14:23:34,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-02 14:23:34,954 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-02 14:23:34,955 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-02 14:23:34,956 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-02 14:23:34,957 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-02 14:23:34,958 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2019-10-02 14:23:34,959 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-02 14:23:34,960 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-02 14:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-02 14:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-02 14:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-02 14:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-02 14:23:34,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-02 14:23:36,135 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-02 14:23:36,136 INFO L283 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-02 14:23:36,138 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:23:36 BoogieIcfgContainer [2019-10-02 14:23:36,138 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-02 14:23:36,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-02 14:23:36,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-02 14:23:36,143 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-02 14:23:36,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.10 02:23:33" (1/3) ... [2019-10-02 14:23:36,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f88a5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:23:36, skipping insertion in model container [2019-10-02 14:23:36,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.10 02:23:34" (2/3) ... [2019-10-02 14:23:36,145 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f88a5cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.10 02:23:36, skipping insertion in model container [2019-10-02 14:23:36,146 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.10 02:23:36" (3/3) ... [2019-10-02 14:23:36,148 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2019-10-02 14:23:36,160 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-02 14:23:36,174 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-02 14:23:36,192 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-02 14:23:36,236 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2019-10-02 14:23:36,237 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-02 14:23:36,237 INFO L378 AbstractCegarLoop]: Hoare is true [2019-10-02 14:23:36,237 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-02 14:23:36,238 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-02 14:23:36,238 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-02 14:23:36,238 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-02 14:23:36,238 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-02 14:23:36,239 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-02 14:23:36,271 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states. [2019-10-02 14:23:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2019-10-02 14:23:36,286 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:36,289 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:36,294 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:36,300 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:36,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1038310593, now seen corresponding path program 1 times [2019-10-02 14:23:36,303 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:36,304 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:36,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:36,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:36,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:36,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:36,688 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:36,688 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-02 14:23:36,692 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-02 14:23:36,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-02 14:23:36,706 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-02 14:23:36,708 INFO L87 Difference]: Start difference. First operand 189 states. Second operand 2 states. [2019-10-02 14:23:36,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:36,756 INFO L93 Difference]: Finished difference Result 292 states and 359 transitions. [2019-10-02 14:23:36,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-02 14:23:36,757 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 52 [2019-10-02 14:23:36,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:36,772 INFO L225 Difference]: With dead ends: 292 [2019-10-02 14:23:36,772 INFO L226 Difference]: Without dead ends: 146 [2019-10-02 14:23:36,777 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 14:23:36,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-10-02 14:23:36,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 146. [2019-10-02 14:23:36,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2019-10-02 14:23:36,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 171 transitions. [2019-10-02 14:23:36,841 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 171 transitions. Word has length 52 [2019-10-02 14:23:36,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:36,842 INFO L475 AbstractCegarLoop]: Abstraction has 146 states and 171 transitions. [2019-10-02 14:23:36,842 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-02 14:23:36,842 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 171 transitions. [2019-10-02 14:23:36,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-10-02 14:23:36,847 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:36,847 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:36,847 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:36,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:36,848 INFO L82 PathProgramCache]: Analyzing trace with hash 2043760100, now seen corresponding path program 1 times [2019-10-02 14:23:36,848 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:36,848 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:36,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:36,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:36,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:36,967 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:36,968 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:36,968 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-02 14:23:36,970 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-02 14:23:36,970 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-02 14:23:36,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-02 14:23:36,971 INFO L87 Difference]: Start difference. First operand 146 states and 171 transitions. Second operand 3 states. [2019-10-02 14:23:36,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:36,996 INFO L93 Difference]: Finished difference Result 241 states and 281 transitions. [2019-10-02 14:23:36,997 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-02 14:23:36,997 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2019-10-02 14:23:36,998 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:37,000 INFO L225 Difference]: With dead ends: 241 [2019-10-02 14:23:37,000 INFO L226 Difference]: Without dead ends: 137 [2019-10-02 14:23:37,002 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 14:23:37,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-10-02 14:23:37,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-10-02 14:23:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-10-02 14:23:37,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 159 transitions. [2019-10-02 14:23:37,018 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 159 transitions. Word has length 53 [2019-10-02 14:23:37,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:37,019 INFO L475 AbstractCegarLoop]: Abstraction has 137 states and 159 transitions. [2019-10-02 14:23:37,019 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-02 14:23:37,019 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 159 transitions. [2019-10-02 14:23:37,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2019-10-02 14:23:37,025 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:37,025 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:37,026 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:37,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:37,026 INFO L82 PathProgramCache]: Analyzing trace with hash -69539003, now seen corresponding path program 1 times [2019-10-02 14:23:37,026 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:37,026 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:37,029 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:37,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:37,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:37,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:37,212 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:37,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:37,213 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-02 14:23:37,213 INFO L454 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-02 14:23:37,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-02 14:23:37,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2019-10-02 14:23:37,216 INFO L87 Difference]: Start difference. First operand 137 states and 159 transitions. Second operand 7 states. [2019-10-02 14:23:37,563 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:37,563 INFO L93 Difference]: Finished difference Result 250 states and 295 transitions. [2019-10-02 14:23:37,564 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-02 14:23:37,564 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2019-10-02 14:23:37,565 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:37,567 INFO L225 Difference]: With dead ends: 250 [2019-10-02 14:23:37,567 INFO L226 Difference]: Without dead ends: 137 [2019-10-02 14:23:37,568 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 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 14:23:37,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2019-10-02 14:23:37,585 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2019-10-02 14:23:37,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 137 states. [2019-10-02 14:23:37,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 158 transitions. [2019-10-02 14:23:37,587 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 158 transitions. Word has length 57 [2019-10-02 14:23:37,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:37,588 INFO L475 AbstractCegarLoop]: Abstraction has 137 states and 158 transitions. [2019-10-02 14:23:37,588 INFO L476 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-02 14:23:37,588 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 158 transitions. [2019-10-02 14:23:37,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2019-10-02 14:23:37,593 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:37,595 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:37,596 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:37,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:37,596 INFO L82 PathProgramCache]: Analyzing trace with hash 1758854223, now seen corresponding path program 1 times [2019-10-02 14:23:37,596 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:37,597 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:37,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:37,602 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:37,602 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:37,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:37,762 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:37,763 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:23:37,763 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:23:37,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:23:37,764 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:23:37,764 INFO L87 Difference]: Start difference. First operand 137 states and 158 transitions. Second operand 5 states. [2019-10-02 14:23:38,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:38,332 INFO L93 Difference]: Finished difference Result 358 states and 429 transitions. [2019-10-02 14:23:38,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:23:38,333 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 70 [2019-10-02 14:23:38,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:38,338 INFO L225 Difference]: With dead ends: 358 [2019-10-02 14:23:38,338 INFO L226 Difference]: Without dead ends: 245 [2019-10-02 14:23:38,345 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 14:23:38,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2019-10-02 14:23:38,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 227. [2019-10-02 14:23:38,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 227 states. [2019-10-02 14:23:38,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 259 transitions. [2019-10-02 14:23:38,383 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 259 transitions. Word has length 70 [2019-10-02 14:23:38,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:38,384 INFO L475 AbstractCegarLoop]: Abstraction has 227 states and 259 transitions. [2019-10-02 14:23:38,384 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:23:38,384 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 259 transitions. [2019-10-02 14:23:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2019-10-02 14:23:38,386 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:38,387 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:38,387 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:38,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:38,387 INFO L82 PathProgramCache]: Analyzing trace with hash 19039556, now seen corresponding path program 1 times [2019-10-02 14:23:38,388 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:38,388 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:38,390 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:38,391 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:38,391 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:38,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:38,557 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:38,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:38,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:23:38,559 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:23:38,560 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:23:38,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:23:38,560 INFO L87 Difference]: Start difference. First operand 227 states and 259 transitions. Second operand 6 states. [2019-10-02 14:23:38,782 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:38,783 INFO L93 Difference]: Finished difference Result 556 states and 667 transitions. [2019-10-02 14:23:38,783 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-02 14:23:38,783 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 84 [2019-10-02 14:23:38,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:38,788 INFO L225 Difference]: With dead ends: 556 [2019-10-02 14:23:38,788 INFO L226 Difference]: Without dead ends: 353 [2019-10-02 14:23:38,790 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:23:38,791 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 353 states. [2019-10-02 14:23:38,839 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 353 to 349. [2019-10-02 14:23:38,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 349 states. [2019-10-02 14:23:38,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 405 transitions. [2019-10-02 14:23:38,844 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 405 transitions. Word has length 84 [2019-10-02 14:23:38,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:38,845 INFO L475 AbstractCegarLoop]: Abstraction has 349 states and 405 transitions. [2019-10-02 14:23:38,845 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:23:38,845 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 405 transitions. [2019-10-02 14:23:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:23:38,854 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:38,855 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:38,855 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:38,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:38,856 INFO L82 PathProgramCache]: Analyzing trace with hash -1361015554, now seen corresponding path program 1 times [2019-10-02 14:23:38,856 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:38,856 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:38,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:38,859 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:38,859 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:38,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:39,018 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:39,019 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-02 14:23:39,019 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-02 14:23:39,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-02 14:23:39,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-02 14:23:39,020 INFO L87 Difference]: Start difference. First operand 349 states and 405 transitions. Second operand 6 states. [2019-10-02 14:23:39,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:39,263 INFO L93 Difference]: Finished difference Result 750 states and 904 transitions. [2019-10-02 14:23:39,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-02 14:23:39,264 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2019-10-02 14:23:39,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:39,268 INFO L225 Difference]: With dead ends: 750 [2019-10-02 14:23:39,268 INFO L226 Difference]: Without dead ends: 547 [2019-10-02 14:23:39,270 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:23:39,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 547 states. [2019-10-02 14:23:39,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 547 to 529. [2019-10-02 14:23:39,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 529 states. [2019-10-02 14:23:39,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 529 states and 627 transitions. [2019-10-02 14:23:39,308 INFO L78 Accepts]: Start accepts. Automaton has 529 states and 627 transitions. Word has length 88 [2019-10-02 14:23:39,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:39,309 INFO L475 AbstractCegarLoop]: Abstraction has 529 states and 627 transitions. [2019-10-02 14:23:39,309 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-02 14:23:39,309 INFO L276 IsEmpty]: Start isEmpty. Operand 529 states and 627 transitions. [2019-10-02 14:23:39,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:23:39,311 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:39,311 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:39,312 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:39,312 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:39,312 INFO L82 PathProgramCache]: Analyzing trace with hash 2011268159, now seen corresponding path program 1 times [2019-10-02 14:23:39,312 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:39,312 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:39,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:39,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:39,392 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:39,392 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:39,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-02 14:23:39,393 INFO L454 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-02 14:23:39,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-02 14:23:39,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:23:39,394 INFO L87 Difference]: Start difference. First operand 529 states and 627 transitions. Second operand 5 states. [2019-10-02 14:23:39,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:39,439 INFO L93 Difference]: Finished difference Result 922 states and 1114 transitions. [2019-10-02 14:23:39,439 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-02 14:23:39,439 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 88 [2019-10-02 14:23:39,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:39,464 INFO L225 Difference]: With dead ends: 922 [2019-10-02 14:23:39,464 INFO L226 Difference]: Without dead ends: 539 [2019-10-02 14:23:39,465 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-02 14:23:39,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 539 states. [2019-10-02 14:23:39,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 539 to 533. [2019-10-02 14:23:39,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 533 states. [2019-10-02 14:23:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 533 states and 630 transitions. [2019-10-02 14:23:39,507 INFO L78 Accepts]: Start accepts. Automaton has 533 states and 630 transitions. Word has length 88 [2019-10-02 14:23:39,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:39,508 INFO L475 AbstractCegarLoop]: Abstraction has 533 states and 630 transitions. [2019-10-02 14:23:39,508 INFO L476 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-02 14:23:39,508 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 630 transitions. [2019-10-02 14:23:39,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-02 14:23:39,510 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:39,510 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-02 14:23:39,510 INFO L418 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:39,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:39,511 INFO L82 PathProgramCache]: Analyzing trace with hash 1167262657, now seen corresponding path program 1 times [2019-10-02 14:23:39,511 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:39,511 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:39,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,513 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:39,513 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:39,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:39,603 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:39,604 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-02 14:23:39,604 INFO L454 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-02 14:23:39,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-02 14:23:39,605 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2019-10-02 14:23:39,605 INFO L87 Difference]: Start difference. First operand 533 states and 630 transitions. Second operand 9 states. [2019-10-02 14:23:39,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:39,677 INFO L93 Difference]: Finished difference Result 1059 states and 1278 transitions. [2019-10-02 14:23:39,677 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-02 14:23:39,677 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 88 [2019-10-02 14:23:39,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:39,681 INFO L225 Difference]: With dead ends: 1059 [2019-10-02 14:23:39,681 INFO L226 Difference]: Without dead ends: 550 [2019-10-02 14:23:39,683 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:23:39,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 550 states. [2019-10-02 14:23:39,714 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 550 to 540. [2019-10-02 14:23:39,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 540 states. [2019-10-02 14:23:39,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 540 states and 637 transitions. [2019-10-02 14:23:39,718 INFO L78 Accepts]: Start accepts. Automaton has 540 states and 637 transitions. Word has length 88 [2019-10-02 14:23:39,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:39,719 INFO L475 AbstractCegarLoop]: Abstraction has 540 states and 637 transitions. [2019-10-02 14:23:39,719 INFO L476 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-02 14:23:39,719 INFO L276 IsEmpty]: Start isEmpty. Operand 540 states and 637 transitions. [2019-10-02 14:23:39,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2019-10-02 14:23:39,722 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:39,722 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] [2019-10-02 14:23:39,722 INFO L418 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:39,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:39,722 INFO L82 PathProgramCache]: Analyzing trace with hash -1269276973, now seen corresponding path program 1 times [2019-10-02 14:23:39,723 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:39,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:39,725 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,725 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:39,726 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-02 14:23:39,836 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:23:39,836 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 14:23:39,900 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:40,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:40,023 INFO L256 TraceCheckSpWp]: Trace formula consists of 761 conjuncts, 29 conjunts are in the unsatisfiable core [2019-10-02 14:23:40,035 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:23:40,173 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-02 14:23:40,179 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-10-02 14:23:40,179 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 14 [2019-10-02 14:23:40,180 INFO L454 AbstractCegarLoop]: Interpolant automaton has 14 states [2019-10-02 14:23:40,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2019-10-02 14:23:40,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2019-10-02 14:23:40,181 INFO L87 Difference]: Start difference. First operand 540 states and 637 transitions. Second operand 14 states. [2019-10-02 14:23:41,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:41,305 INFO L93 Difference]: Finished difference Result 1457 states and 1779 transitions. [2019-10-02 14:23:41,306 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-02 14:23:41,306 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 100 [2019-10-02 14:23:41,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:41,312 INFO L225 Difference]: With dead ends: 1457 [2019-10-02 14:23:41,312 INFO L226 Difference]: Without dead ends: 941 [2019-10-02 14:23:41,314 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=287, Unknown=0, NotChecked=0, Total=342 [2019-10-02 14:23:41,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2019-10-02 14:23:41,364 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 938. [2019-10-02 14:23:41,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 938 states. [2019-10-02 14:23:41,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 938 states and 1098 transitions. [2019-10-02 14:23:41,369 INFO L78 Accepts]: Start accepts. Automaton has 938 states and 1098 transitions. Word has length 100 [2019-10-02 14:23:41,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:41,370 INFO L475 AbstractCegarLoop]: Abstraction has 938 states and 1098 transitions. [2019-10-02 14:23:41,370 INFO L476 AbstractCegarLoop]: Interpolant automaton has 14 states. [2019-10-02 14:23:41,370 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1098 transitions. [2019-10-02 14:23:41,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 14:23:41,373 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:41,373 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] [2019-10-02 14:23:41,373 INFO L418 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:41,373 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:41,374 INFO L82 PathProgramCache]: Analyzing trace with hash -2017960913, now seen corresponding path program 1 times [2019-10-02 14:23:41,374 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:41,374 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:41,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:41,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:41,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:41,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:41,497 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 14:23:41,498 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:41,498 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 14:23:41,498 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 14:23:41,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 14:23:41,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:23:41,499 INFO L87 Difference]: Start difference. First operand 938 states and 1098 transitions. Second operand 10 states. [2019-10-02 14:23:41,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:41,781 INFO L93 Difference]: Finished difference Result 1826 states and 2168 transitions. [2019-10-02 14:23:41,781 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 14:23:41,781 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2019-10-02 14:23:41,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:41,787 INFO L225 Difference]: With dead ends: 1826 [2019-10-02 14:23:41,788 INFO L226 Difference]: Without dead ends: 912 [2019-10-02 14:23:41,790 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:23:41,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 912 states. [2019-10-02 14:23:41,829 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 912 to 896. [2019-10-02 14:23:41,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 896 states. [2019-10-02 14:23:41,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 896 states and 1047 transitions. [2019-10-02 14:23:41,834 INFO L78 Accepts]: Start accepts. Automaton has 896 states and 1047 transitions. Word has length 104 [2019-10-02 14:23:41,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:41,835 INFO L475 AbstractCegarLoop]: Abstraction has 896 states and 1047 transitions. [2019-10-02 14:23:41,835 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 14:23:41,835 INFO L276 IsEmpty]: Start isEmpty. Operand 896 states and 1047 transitions. [2019-10-02 14:23:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2019-10-02 14:23:41,837 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:41,838 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] [2019-10-02 14:23:41,838 INFO L418 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:41,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:41,838 INFO L82 PathProgramCache]: Analyzing trace with hash 877116949, now seen corresponding path program 1 times [2019-10-02 14:23:41,838 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:41,839 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:41,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:41,841 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:41,841 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:41,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:41,966 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 14:23:41,966 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-02 14:23:41,966 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-02 14:23:41,967 INFO L454 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-02 14:23:41,967 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-02 14:23:41,968 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2019-10-02 14:23:41,968 INFO L87 Difference]: Start difference. First operand 896 states and 1047 transitions. Second operand 10 states. [2019-10-02 14:23:42,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:42,219 INFO L93 Difference]: Finished difference Result 1774 states and 2076 transitions. [2019-10-02 14:23:42,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2019-10-02 14:23:42,219 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 104 [2019-10-02 14:23:42,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:42,225 INFO L225 Difference]: With dead ends: 1774 [2019-10-02 14:23:42,225 INFO L226 Difference]: Without dead ends: 902 [2019-10-02 14:23:42,228 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:23:42,229 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 902 states. [2019-10-02 14:23:42,264 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 902 to 866. [2019-10-02 14:23:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 866 states. [2019-10-02 14:23:42,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 866 states and 981 transitions. [2019-10-02 14:23:42,269 INFO L78 Accepts]: Start accepts. Automaton has 866 states and 981 transitions. Word has length 104 [2019-10-02 14:23:42,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:42,270 INFO L475 AbstractCegarLoop]: Abstraction has 866 states and 981 transitions. [2019-10-02 14:23:42,270 INFO L476 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-02 14:23:42,270 INFO L276 IsEmpty]: Start isEmpty. Operand 866 states and 981 transitions. [2019-10-02 14:23:42,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2019-10-02 14:23:42,274 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:42,274 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:23:42,274 INFO L418 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:42,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:42,275 INFO L82 PathProgramCache]: Analyzing trace with hash 1835535361, now seen corresponding path program 1 times [2019-10-02 14:23:42,275 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:42,275 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:42,277 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:42,277 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:42,278 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:42,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:42,362 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 16 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 14:23:42,363 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:23:42,363 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 14:23:42,455 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:42,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:42,608 INFO L256 TraceCheckSpWp]: Trace formula consists of 875 conjuncts, 19 conjunts are in the unsatisfiable core [2019-10-02 14:23:42,621 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:23:42,804 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2019-10-02 14:23:42,818 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:23:42,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 13 [2019-10-02 14:23:42,819 INFO L454 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-02 14:23:42,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-02 14:23:42,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2019-10-02 14:23:42,820 INFO L87 Difference]: Start difference. First operand 866 states and 981 transitions. Second operand 13 states. [2019-10-02 14:23:44,534 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:44,534 INFO L93 Difference]: Finished difference Result 2287 states and 2787 transitions. [2019-10-02 14:23:44,535 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2019-10-02 14:23:44,535 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 149 [2019-10-02 14:23:44,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:44,543 INFO L225 Difference]: With dead ends: 2287 [2019-10-02 14:23:44,543 INFO L226 Difference]: Without dead ends: 1445 [2019-10-02 14:23:44,547 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=134, Invalid=568, Unknown=0, NotChecked=0, Total=702 [2019-10-02 14:23:44,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1445 states. [2019-10-02 14:23:44,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1445 to 1234. [2019-10-02 14:23:44,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1234 states. [2019-10-02 14:23:44,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1234 states and 1385 transitions. [2019-10-02 14:23:44,616 INFO L78 Accepts]: Start accepts. Automaton has 1234 states and 1385 transitions. Word has length 149 [2019-10-02 14:23:44,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:44,617 INFO L475 AbstractCegarLoop]: Abstraction has 1234 states and 1385 transitions. [2019-10-02 14:23:44,617 INFO L476 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-02 14:23:44,617 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1385 transitions. [2019-10-02 14:23:44,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2019-10-02 14:23:44,622 INFO L403 BasicCegarLoop]: Found error trace [2019-10-02 14:23:44,622 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 14:23:44,622 INFO L418 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-02 14:23:44,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-02 14:23:44,623 INFO L82 PathProgramCache]: Analyzing trace with hash 1965868324, now seen corresponding path program 1 times [2019-10-02 14:23:44,623 INFO L224 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2019-10-02 14:23:44,623 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2019-10-02 14:23:44,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:44,627 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:44,627 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-02 14:23:44,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:44,794 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2019-10-02 14:23:44,795 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-10-02 14:23:44,795 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 14:23:44,856 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-02 14:23:44,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-02 14:23:44,969 INFO L256 TraceCheckSpWp]: Trace formula consists of 885 conjuncts, 22 conjunts are in the unsatisfiable core [2019-10-02 14:23:44,975 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-02 14:23:45,117 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 14 proven. 8 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [MP z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (4)] Exception during sending of exit command (exit): Broken pipe [2019-10-02 14:23:45,131 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-02 14:23:45,131 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2019-10-02 14:23:45,132 INFO L454 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-02 14:23:45,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-02 14:23:45,132 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2019-10-02 14:23:45,133 INFO L87 Difference]: Start difference. First operand 1234 states and 1385 transitions. Second operand 15 states. [2019-10-02 14:23:48,055 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-02 14:23:48,056 INFO L93 Difference]: Finished difference Result 3081 states and 3990 transitions. [2019-10-02 14:23:48,057 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-10-02 14:23:48,058 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 153 [2019-10-02 14:23:48,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-02 14:23:48,059 INFO L225 Difference]: With dead ends: 3081 [2019-10-02 14:23:48,059 INFO L226 Difference]: Without dead ends: 0 [2019-10-02 14:23:48,067 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 439 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=349, Invalid=1543, Unknown=0, NotChecked=0, Total=1892 [2019-10-02 14:23:48,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-02 14:23:48,067 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-02 14:23:48,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-02 14:23:48,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-02 14:23:48,068 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2019-10-02 14:23:48,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-02 14:23:48,068 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-02 14:23:48,069 INFO L476 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-02 14:23:48,069 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-02 14:23:48,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-02 14:23:48,074 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-02 14:23:48,866 WARN L191 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 55 [2019-10-02 14:23:49,701 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-10-02 14:23:50,588 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 52 [2019-10-02 14:23:50,827 WARN L191 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 26 [2019-10-02 14:23:50,994 WARN L191 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-10-02 14:23:51,177 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-10-02 14:23:51,938 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 50 [2019-10-02 14:23:52,208 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 75 DAG size of output: 31 [2019-10-02 14:23:52,443 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 29 [2019-10-02 14:23:52,619 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-10-02 14:23:52,918 WARN L191 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-10-02 14:23:53,094 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-10-02 14:23:53,392 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 36 [2019-10-02 14:23:53,629 WARN L191 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-10-02 14:23:53,877 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2019-10-02 14:23:54,068 WARN L191 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-10-02 14:23:54,284 WARN L191 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 29 [2019-10-02 14:23:54,547 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 32 [2019-10-02 14:23:55,704 WARN L191 SmtUtils]: Spent 1.13 s on a formula simplification. DAG size of input: 110 DAG size of output: 50 [2019-10-02 14:23:55,912 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-10-02 14:23:56,405 WARN L191 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 32 [2019-10-02 14:23:56,706 WARN L191 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 28 [2019-10-02 14:23:56,847 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 31 [2019-10-02 14:23:57,380 WARN L191 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 43 [2019-10-02 14:23:57,539 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 28 [2019-10-02 14:23:57,542 INFO L443 ceAbstractionStarter]: For program point L123(lines 123 127) no Hoare annotation was computed. [2019-10-02 14:23:57,542 INFO L443 ceAbstractionStarter]: For program point L123-1(lines 123 127) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L117-2(lines 117 138) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L139(lines 116 140) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 92 147) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L193-1(line 193) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L180(lines 180 184) no Hoare annotation was computed. [2019-10-02 14:23:57,543 INFO L443 ceAbstractionStarter]: For program point L180-1(lines 180 184) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point L174-2(lines 174 199) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 148 207) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point L200(lines 173 201) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 538 544) the Hoare annotation is: true [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 538 544) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 545 553) no Hoare annotation was computed. [2019-10-02 14:23:57,544 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 545 553) the Hoare annotation is: true [2019-10-02 14:23:57,544 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 545 553) no Hoare annotation was computed. [2019-10-02 14:23:57,545 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 957 979) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,545 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 957 979) no Hoare annotation was computed. [2019-10-02 14:23:57,545 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 957 979) no Hoare annotation was computed. [2019-10-02 14:23:57,545 INFO L439 ceAbstractionStarter]: At program point L969(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,545 INFO L439 ceAbstractionStarter]: At program point L969-1(line 969) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (= main_~tmp~10 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,545 INFO L443 ceAbstractionStarter]: For program point L967(lines 967 974) no Hoare annotation was computed. [2019-10-02 14:23:57,546 INFO L443 ceAbstractionStarter]: For program point L967-1(lines 967 974) no Hoare annotation was computed. [2019-10-02 14:23:57,546 INFO L443 ceAbstractionStarter]: For program point L965(line 965) no Hoare annotation was computed. [2019-10-02 14:23:57,546 INFO L439 ceAbstractionStarter]: At program point L964(line 964) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,546 INFO L439 ceAbstractionStarter]: At program point L963(line 963) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,546 INFO L439 ceAbstractionStarter]: At program point L963-1(line 963) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,546 INFO L443 ceAbstractionStarter]: For program point L929(line 929) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L928(line 928) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 916 939) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L927(line 927) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L926(line 926) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L925(line 925) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 916 939) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L924(line 924) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 916 939) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L923(line 923) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L922(line 922) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L921(line 921) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L934(line 934) no Hoare annotation was computed. [2019-10-02 14:23:57,547 INFO L443 ceAbstractionStarter]: For program point L933(line 933) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L931(line 931) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L930(line 930) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 735 743) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 735 743) the Hoare annotation is: true [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 735 743) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 799 817) the Hoare annotation is: true [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 812) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L446 ceAbstractionStarter]: At program point L806(line 806) the Hoare annotation is: true [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L808-2(lines 808 812) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 799 817) no Hoare annotation was computed. [2019-10-02 14:23:57,548 INFO L443 ceAbstractionStarter]: For program point L806-1(line 806) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 799 817) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 759) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 744 779) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L751-2(lines 751 759) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 744 779) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L774(line 774) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point L774-1(line 774) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 744 779) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 531 537) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 531 537) the Hoare annotation is: true [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:23:57,549 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 46 91) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 386) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point L373(lines 373 393) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point L373-1(lines 373 393) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 359 404) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 947 956) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 947 956) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 947 956) no Hoare annotation was computed. [2019-10-02 14:23:57,550 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 724 734) the Hoare annotation is: true [2019-10-02 14:23:57,550 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 724 734) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L446 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: true [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point L729-1(line 729) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 724 734) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L439 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 716 723) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 1))) (.cse3 (= ~pumpRunning~0 1)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse3 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 716 723) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 716 723) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point L497(lines 497 503) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 493 506) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L446 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 493 506) the Hoare annotation is: true [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 493 506) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L443 ceAbstractionStarter]: For program point L673(lines 673 681) no Hoare annotation was computed. [2019-10-02 14:23:57,551 INFO L439 ceAbstractionStarter]: At program point L671(line 671) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-10-02 14:23:57,552 INFO L443 ceAbstractionStarter]: For program point L671-1(line 671) no Hoare annotation was computed. [2019-10-02 14:23:57,552 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 686) no Hoare annotation was computed. [2019-10-02 14:23:57,552 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 665 689) no Hoare annotation was computed. [2019-10-02 14:23:57,552 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 665 689) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,552 INFO L439 ceAbstractionStarter]: At program point L684(line 684) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,552 INFO L443 ceAbstractionStarter]: For program point L684-1(lines 665 689) no Hoare annotation was computed. [2019-10-02 14:23:57,552 INFO L439 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-10-02 14:23:57,552 INFO L439 ceAbstractionStarter]: At program point L675(line 675) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-10-02 14:23:57,552 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 631 637) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 631 637) the Hoare annotation is: true [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point L832(lines 832 836) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 820 883) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 820 883) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L439 ceAbstractionStarter]: At program point L876(lines 829 877) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point L866(lines 866 870) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L439 ceAbstractionStarter]: At program point L866-2(lines 860 871) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point L831(lines 830 875) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point L860(lines 860 871) no Hoare annotation was computed. [2019-10-02 14:23:57,553 INFO L439 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse4 (= ~pumpRunning~0 1)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse3 (= ~pumpRunning~0 0)) (.cse5 (= 1 ~methaneLevelCritical~0))) (or (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse2 .cse3) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse4) (and .cse1 .cse2 .cse4 .cse5) (and .cse1 .cse2 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:23:57,553 INFO L443 ceAbstractionStarter]: For program point L850(lines 850 856) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point L850-1(lines 850 856) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L439 ceAbstractionStarter]: At program point L842(line 842) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:23:57,554 INFO L439 ceAbstractionStarter]: At program point L873(lines 830 875) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (<= ~waterLevel~0 2)) (.cse5 (= ~pumpRunning~0 0)) (.cse1 (= 0 test_~splverifierCounter~0)) (.cse4 (<= ~waterLevel~0 1)) (.cse3 (= ~pumpRunning~0 1)) (.cse6 (= 1 ~methaneLevelCritical~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= ~systemActive~0 1)) (and .cse0 .cse1 .cse4 .cse5) (and .cse1 .cse2 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse4 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point L840(lines 840 846) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point L840-1(lines 840 846) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 820 883) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 313 358) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point L333(lines 333 340) no Hoare annotation was computed. [2019-10-02 14:23:57,554 INFO L443 ceAbstractionStarter]: For program point L327(lines 327 347) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point L327-1(lines 327 347) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L439 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 690 697) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 690 697) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 690 697) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 507 515) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 507 515) the Hoare annotation is: true [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 507 515) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 461 483) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 461 483) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point L469(lines 469 477) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 461 483) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point L469-2(lines 469 477) no Hoare annotation was computed. [2019-10-02 14:23:57,555 INFO L443 ceAbstractionStarter]: For program point L256(lines 256 297) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L275(line 275) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L275-1(line 275) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L234(lines 234 238) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L298(lines 298 309) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 279) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L280(lines 258 281) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 210 312) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L239(lines 239 255) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L299(lines 299 306) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L260(lines 259 279) no Hoare annotation was computed. [2019-10-02 14:23:57,556 INFO L443 ceAbstractionStarter]: For program point L291(line 291) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point L291-1(line 291) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 521 530) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 521 530) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 521 530) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 |old(~waterLevel~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L439 ceAbstractionStarter]: At program point L704(line 704) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point L704-1(line 704) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 699 715) no Hoare annotation was computed. [2019-10-02 14:23:57,557 INFO L439 ceAbstractionStarter]: At program point activatePumpENTRY(lines 699 715) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,558 INFO L439 ceAbstractionStarter]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse1 (and (= ~methaneLevelCritical~0 activatePump_~tmp~6) (= ~pumpRunning~0 0)) .cse2 (not (= ~methaneLevelCritical~0 0))))) [2019-10-02 14:23:57,558 INFO L443 ceAbstractionStarter]: For program point L710-1(lines 699 715) no Hoare annotation was computed. [2019-10-02 14:23:57,558 INFO L443 ceAbstractionStarter]: For program point L706(lines 706 712) no Hoare annotation was computed. [2019-10-02 14:23:57,558 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 484 492) the Hoare annotation is: true [2019-10-02 14:23:57,558 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 484 492) no Hoare annotation was computed. [2019-10-02 14:23:57,558 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 484 492) no Hoare annotation was computed. [2019-10-02 14:23:57,558 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 780 798) no Hoare annotation was computed. [2019-10-02 14:23:57,558 INFO L446 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 780 798) the Hoare annotation is: true [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point L789(lines 789 793) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 780 798) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L446 ceAbstractionStarter]: At program point L787(line 787) the Hoare annotation is: true [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point L789-2(lines 789 793) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,559 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,560 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 440 451) the Hoare annotation is: (let ((.cse0 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse4 (= 1 ~methaneLevelCritical~0)) (.cse5 (not (= 0 ~pumpRunning~0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse7 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (or .cse0 .cse1 .cse2) .cse3 .cse4) (or .cse0 .cse5 .cse4 .cse3 .cse2) (or .cse6 .cse5 .cse3 .cse2 .cse7) (or .cse3 .cse6 (or .cse1 .cse2) .cse7))) [2019-10-02 14:23:57,560 INFO L443 ceAbstractionStarter]: For program point L444-1(lines 440 451) no Hoare annotation was computed. [2019-10-02 14:23:57,560 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 440 451) no Hoare annotation was computed. [2019-10-02 14:23:57,560 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 452 460) the Hoare annotation is: true [2019-10-02 14:23:57,560 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 452 460) no Hoare annotation was computed. [2019-10-02 14:23:57,560 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 452 460) no Hoare annotation was computed. [2019-10-02 14:23:57,560 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 607 630) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse15 (<= ~waterLevel~0 2)) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1)))) (let ((.cse1 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse11 .cse3)) (.cse10 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and .cse15 (= ~pumpRunning~0 0))) (.cse7 (not (<= |old(~waterLevel~0)| 2))) (.cse8 (and .cse15 (= ~pumpRunning~0 1))) (.cse12 (not (<= |old(~waterLevel~0)| 0))) (.cse14 (or .cse0 .cse11 .cse3)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4) (or .cse0 .cse2 .cse5 .cse3 .cse6) (or .cse7 .cse8 .cse9 .cse10) (or .cse1 .cse2 .cse3 .cse4 .cse10) (or .cse2 .cse3 .cse5 .cse6 .cse10) (or .cse11 .cse3 .cse6 .cse10 .cse5) (or .cse12 .cse4 .cse9 .cse10) (or .cse13 .cse2 .cse7 .cse3 .cse10) (or .cse0 .cse2 .cse13 .cse7 .cse3) (or .cse14 .cse7 .cse8) (or .cse12 .cse14 .cse4) (or .cse5 .cse0 .cse11 .cse3 .cse6)))) [2019-10-02 14:23:57,561 INFO L439 ceAbstractionStarter]: At program point L620(line 620) the Hoare annotation is: (let ((.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1)))) (let ((.cse2 (<= ~waterLevel~0 0)) (.cse8 (not (<= |old(~waterLevel~0)| 1))) (.cse0 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse11 (= 1 ~waterLevel~0)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse1 (= ~pumpRunning~0 1)) (.cse10 (or .cse7 .cse4 .cse5)) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 (or .cse4 .cse5) .cse6 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse1)) (or (or .cse7 .cse8 .cse9 .cse5) .cse0) (or .cse8 .cse10 (and .cse0 .cse2)) (or .cse7 .cse9 .cse11 .cse5 .cse12) (or .cse8 .cse9 .cse5 .cse0 .cse6) (or .cse9 .cse5 .cse11 .cse12 .cse6) (or .cse13 .cse9 .cse3 .cse5 .cse6) (or (and (<= ~waterLevel~0 1) .cse1) .cse10 .cse3) (or .cse7 .cse9 .cse13 .cse3 .cse5)))) [2019-10-02 14:23:57,561 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 607 630) no Hoare annotation was computed. [2019-10-02 14:23:57,561 INFO L439 ceAbstractionStarter]: At program point L618(lines 618 624) the Hoare annotation is: (let ((.cse15 (= ~pumpRunning~0 1)) (.cse16 (<= ~waterLevel~0 1)) (.cse11 (= ~pumpRunning~0 0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse17 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1))) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (let ((.cse2 (and .cse10 (<= ~waterLevel~0 0))) (.cse6 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse9 (or .cse4 .cse17 .cse7)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse12 (not (<= |old(~waterLevel~0)| 2))) (.cse14 (and .cse16 .cse11)) (.cse1 (or .cse17 .cse7)) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse13 (and .cse16 .cse15))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8) (or .cse0 .cse9 .cse2) (or .cse4 .cse5 (and .cse10 .cse11) .cse12 .cse7) (or .cse5 .cse7 .cse6 .cse8 .cse3) (or (or .cse0 .cse5 .cse7) .cse3 .cse10) (or .cse13 .cse14 .cse9 .cse12) (or (and (<= ~waterLevel~0 2) .cse15) .cse5 .cse12 .cse7 .cse3 .cse14) (or .cse12 .cse14 .cse1 .cse3 .cse13)))) [2019-10-02 14:23:57,561 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 607 630) no Hoare annotation was computed. [2019-10-02 14:23:57,562 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (let ((.cse10 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~systemActive~0 1)))) (let ((.cse2 (or .cse6 .cse7)) (.cse0 (and (<= ~waterLevel~0 2) (= ~pumpRunning~0 1))) (.cse9 (or .cse10 .cse6 .cse7)) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (= 1 ~waterLevel~0)) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse11 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse3) (or .cse9 .cse1 .cse0) (or .cse10 .cse11 .cse1 .cse7) (or (not (<= |old(~waterLevel~0)| 0)) .cse9 .cse4) (or .cse10 .cse5 .cse6 .cse7 .cse8) (or .cse11 .cse1 .cse7 .cse3)))) [2019-10-02 14:23:57,562 INFO L443 ceAbstractionStarter]: For program point L611(lines 610 629) no Hoare annotation was computed. [2019-10-02 14:23:57,562 INFO L443 ceAbstractionStarter]: For program point L897(line 897) no Hoare annotation was computed. [2019-10-02 14:23:57,562 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 886 915) no Hoare annotation was computed. [2019-10-02 14:23:57,562 INFO L446 ceAbstractionStarter]: At program point L896-2(lines 896 910) the Hoare annotation is: true [2019-10-02 14:23:57,562 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 886 915) the Hoare annotation is: true [2019-10-02 14:23:57,562 INFO L446 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: true [2019-10-02 14:23:57,562 INFO L443 ceAbstractionStarter]: For program point L892-1(line 892) no Hoare annotation was computed. [2019-10-02 14:23:57,562 INFO L446 ceAbstractionStarter]: At program point L911(lines 886 915) the Hoare annotation is: true [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L907(line 907) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L900(lines 900 904) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L446 ceAbstractionStarter]: At program point L900-1(lines 900 904) the Hoare annotation is: true [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L576(lines 576 582) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L439 ceAbstractionStarter]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse5 .cse2 .cse3 .cse6 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~3)) (or .cse1 .cse2 .cse3 .cse6) (or .cse1 .cse4 .cse3 .cse6))) [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L574-1(line 574) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification3_spec__1EXIT(lines 557 589) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L572(lines 572 585) no Hoare annotation was computed. [2019-10-02 14:23:57,563 INFO L443 ceAbstractionStarter]: For program point L572-1(lines 557 589) no Hoare annotation was computed. [2019-10-02 14:23:57,564 INFO L439 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse7 (= ~methaneLevelCritical~0 __utac_acc__Specification3_spec__1_~tmp~3)) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse5 .cse2 .cse3 .cse6 .cse7) (or .cse1 .cse7 .cse4 .cse3 .cse6))) [2019-10-02 14:23:57,564 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 557 589) the Hoare annotation is: true [2019-10-02 14:23:57,564 INFO L443 ceAbstractionStarter]: For program point L570-1(line 570) no Hoare annotation was computed. [2019-10-02 14:23:57,564 INFO L443 ceAbstractionStarter]: For program point L566(lines 566 586) no Hoare annotation was computed. [2019-10-02 14:23:57,564 INFO L446 ceAbstractionStarter]: At program point L564(line 564) the Hoare annotation is: true [2019-10-02 14:23:57,564 INFO L443 ceAbstractionStarter]: For program point L564-1(line 564) no Hoare annotation was computed. [2019-10-02 14:23:57,564 INFO L439 ceAbstractionStarter]: At program point L580(line 580) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (not (= 0 ~pumpRunning~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse1 .cse4 .cse3 .cse6) (or .cse5 .cse2 .cse3 .cse6))) [2019-10-02 14:23:57,565 INFO L439 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 416 427) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (<= ~waterLevel~0 2)) (.cse0 (not (= ~systemActive~0 1))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse3 .cse0 .cse6 .cse4) (or .cse0 .cse7 .cse8 .cse3 .cse4) (or .cse9 .cse5 .cse3 .cse0 .cse6) (or .cse0 .cse9 .cse2 .cse3 .cse1) (or .cse0 .cse9 .cse7 .cse3 .cse8))) [2019-10-02 14:23:57,565 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 416 427) no Hoare annotation was computed. [2019-10-02 14:23:57,565 INFO L443 ceAbstractionStarter]: For program point L420-1(lines 416 427) no Hoare annotation was computed. [2019-10-02 14:23:57,565 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 940 946) no Hoare annotation was computed. [2019-10-02 14:23:57,565 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 940 946) the Hoare annotation is: true [2019-10-02 14:23:57,565 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,565 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-02 14:23:57,565 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-02 14:23:57,565 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-02 14:23:57,566 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 639 663) the Hoare annotation is: (let ((.cse6 (not (<= ~waterLevel~0 1))) (.cse8 (= ~pumpRunning~0 1)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse7 .cse3 .cse8) (or .cse6 .cse8 .cse7 .cse3 .cse4) (or .cse5 .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,566 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 639 663) no Hoare annotation was computed. [2019-10-02 14:23:57,566 INFO L439 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse1 (not (<= ~waterLevel~0 1))) (.cse4 (= ~pumpRunning~0 1)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse7) (or .cse0 .cse5 .cse6 .cse3) (or .cse1 .cse4 .cse2 .cse3 .cse7))) [2019-10-02 14:23:57,566 INFO L443 ceAbstractionStarter]: For program point L658-1(lines 639 663) no Hoare annotation was computed. [2019-10-02 14:23:57,566 INFO L439 ceAbstractionStarter]: At program point L653(line 653) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse0 (not .cse8)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~4) .cse8 (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse0 .cse1 .cse2) (or .cse4 .cse5 .cse6 .cse2 .cse7) (or .cse5 .cse6 .cse2 .cse3 .cse7)))) [2019-10-02 14:23:57,566 INFO L439 ceAbstractionStarter]: At program point L649(line 649) the Hoare annotation is: (let ((.cse10 (= ~pumpRunning~0 0)) (.cse9 (<= ~waterLevel~0 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not .cse9)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (and (= 1 processEnvironment__wrappee__highWaterSensor_~tmp~4) .cse10)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and .cse9 .cse10))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse5 .cse8) (or .cse0 .cse6 .cse7 .cse5) (or .cse1 .cse2 .cse3 .cse5 .cse8 .cse4)))) [2019-10-02 14:23:57,567 INFO L443 ceAbstractionStarter]: For program point L647(lines 647 655) no Hoare annotation was computed. [2019-10-02 14:23:57,567 INFO L439 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= ~waterLevel~0 1))) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 0)) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse3 .cse4) (or .cse7 .cse5 .cse6 .cse3) (or .cse7 .cse1 .cse0 .cse2 .cse3))) [2019-10-02 14:23:57,567 INFO L443 ceAbstractionStarter]: For program point L645-1(line 645) no Hoare annotation was computed. [2019-10-02 14:23:57,567 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 660) no Hoare annotation was computed. [2019-10-02 14:23:57,567 INFO L443 ceAbstractionStarter]: For program point L432-1(lines 428 439) no Hoare annotation was computed. [2019-10-02 14:23:57,567 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 428 439) no Hoare annotation was computed. [2019-10-02 14:23:57,567 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 428 439) the Hoare annotation is: (let ((.cse8 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse7 (or .cse8 .cse1 .cse2)) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse5 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse2 .cse4 .cse3) (or (not (<= |old(~waterLevel~0)| 0)) .cse7 .cse4) (or (<= ~waterLevel~0 1) .cse5 .cse7) (or .cse8 .cse6 (<= ~waterLevel~0 2) .cse0 .cse2) (or .cse4 (or .cse8 .cse5 .cse6 .cse2))))) [2019-10-02 14:23:57,568 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 591 598) no Hoare annotation was computed. [2019-10-02 14:23:57,568 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 595) no Hoare annotation was computed. [2019-10-02 14:23:57,568 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 591 598) the Hoare annotation is: true [2019-10-02 14:23:57,568 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 591 598) no Hoare annotation was computed. [2019-10-02 14:23:57,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.10 02:23:57 BoogieIcfgContainer [2019-10-02 14:23:57,585 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-02 14:23:57,590 INFO L168 Benchmark]: Toolchain (without parser) took 23770.61 ms. Allocated memory was 136.8 MB in the beginning and 483.9 MB in the end (delta: 347.1 MB). Free memory was 91.6 MB in the beginning and 119.8 MB in the end (delta: -28.2 MB). Peak memory consumption was 333.4 MB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,591 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 136.8 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,593 INFO L168 Benchmark]: CACSL2BoogieTranslator took 972.72 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 91.4 MB in the beginning and 166.6 MB in the end (delta: -75.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,594 INFO L168 Benchmark]: Boogie Preprocessor took 87.52 ms. Allocated memory is still 202.4 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,597 INFO L168 Benchmark]: RCFGBuilder took 1260.24 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 162.4 MB in the beginning and 190.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,598 INFO L168 Benchmark]: TraceAbstraction took 21445.86 ms. Allocated memory was 233.8 MB in the beginning and 483.9 MB in the end (delta: 250.1 MB). Free memory was 190.7 MB in the beginning and 119.8 MB in the end (delta: 70.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 7.1 GB. [2019-10-02 14:23:57,603 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 136.8 MB. Free memory was 110.6 MB in the beginning and 110.4 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 972.72 ms. Allocated memory was 136.8 MB in the beginning and 202.4 MB in the end (delta: 65.5 MB). Free memory was 91.4 MB in the beginning and 166.6 MB in the end (delta: -75.2 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 87.52 ms. Allocated memory is still 202.4 MB. Free memory was 166.6 MB in the beginning and 162.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1260.24 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 162.4 MB in the beginning and 190.7 MB in the end (delta: -28.3 MB). Peak memory consumption was 82.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 21445.86 ms. Allocated memory was 233.8 MB in the beginning and 483.9 MB in the end (delta: 250.1 MB). Free memory was 190.7 MB in the beginning and 119.8 MB in the end (delta: 70.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 595]: 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: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: (((((((((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 2) && pumpRunning == 1) || !(systemActive == 1)) || (((0 == methaneLevelCritical && 0 == splverifierCounter) && waterLevel <= 1) && pumpRunning == 0)) || (((0 == splverifierCounter && waterLevel <= 2) && pumpRunning == 0) && 1 == methaneLevelCritical)) || !(0 == \old(pumpRunning))) || (((0 == splverifierCounter && waterLevel <= 1) && pumpRunning == 1) && 1 == methaneLevelCritical)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 829]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 245 locations, 1 error locations. SAFE Result, 21.3s OverallTime, 13 OverallIterations, 3 TraceHistogramMax, 8.0s AutomataDifference, 0.0s DeadEndRemovalTime, 9.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 2528 SDtfs, 2245 SDslu, 9331 SDs, 0 SdLazy, 6008 SolverSat, 1092 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 591 GetRequests, 444 SyntacticMatches, 1 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 585 ImplicationChecksByTransitivity, 1.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1234occurred in iteration=12, 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: 0.4s AutomataMinimizationTime, 13 MinimizatonAttempts, 322 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 65 LocationsWithAnnotation, 3383 PreInvPairs, 3917 NumberOfFragments, 2981 HoareAnnotationTreeSize, 3383 FomulaSimplifications, 20821 FormulaSimplificationTreeSizeReduction, 1.3s HoareSimplificationTime, 65 FomulaSimplificationsInter, 29102 FormulaSimplificationTreeSizeReductionInter, 8.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 1592 NumberOfCodeBlocks, 1592 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1576 ConstructedInterpolants, 0 QuantifiedInterpolants, 303641 SizeOfPredicates, 20 NumberOfNonLiveVariables, 2521 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 114/132 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...