java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:40:11,704 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:40:11,707 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:40:11,727 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:40:11,727 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:40:11,730 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:40:11,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:40:11,742 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:40:11,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:40:11,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:40:11,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:40:11,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:40:11,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:40:11,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:40:11,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:40:11,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:40:11,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:40:11,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:40:11,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:40:11,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:40:11,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:40:11,779 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:40:11,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:40:11,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:40:11,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:40:11,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:40:11,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:40:11,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:40:11,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:40:11,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:40:11,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:40:11,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:40:11,794 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:40:11,795 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:40:11,796 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:40:11,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:40:11,797 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:40:11,797 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:40:11,798 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:40:11,799 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:40:11,800 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:40:11,801 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 [2019-10-14 23:40:11,828 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:40:11,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:40:11,830 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:40:11,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:40:11,830 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:40:11,831 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:40:11,831 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:40:11,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:40:11,831 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:40:11,831 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:40:11,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:40:11,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:40:11,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:40:11,832 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:40:11,832 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:40:11,833 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:40:11,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:40:11,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:40:11,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:40:11,833 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:40:11,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:40:11,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:40:11,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:40:11,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:40:11,834 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:40:11,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:40:11,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:40:11,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:40:11,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:40:12,111 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:40:12,132 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:40:12,135 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:40:12,137 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:40:12,137 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:40:12,138 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2019-10-14 23:40:12,217 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfcf81c94/f6db9c0161344cd091315ad227359832/FLAG3b1d5c5e5 [2019-10-14 23:40:12,762 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:40:12,762 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product29.cil.c [2019-10-14 23:40:12,780 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfcf81c94/f6db9c0161344cd091315ad227359832/FLAG3b1d5c5e5 [2019-10-14 23:40:13,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bfcf81c94/f6db9c0161344cd091315ad227359832 [2019-10-14 23:40:13,083 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:40:13,084 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:40:13,085 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:40:13,085 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:40:13,087 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:40:13,088 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4432d2ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13, skipping insertion in model container [2019-10-14 23:40:13,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,099 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:40:13,149 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:40:13,559 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:40:13,574 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:40:13,665 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:40:13,717 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:40:13,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13 WrapperNode [2019-10-14 23:40:13,718 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:40:13,719 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:40:13,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:40:13,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:40:13,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,751 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,752 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,809 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (1/1) ... [2019-10-14 23:40:13,817 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:40:13,818 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:40:13,818 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:40:13,818 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:40:13,819 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (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 [2019-10-14 23:40:13,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:40:13,882 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:40:13,883 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:40:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 23:40:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:40:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:40:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:40:13,884 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:40:13,885 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:40:13,886 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:40:13,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:40:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:40:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:40:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:40:13,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:40:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:40:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:40:13,888 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:40:13,889 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 23:40:13,890 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:40:13,891 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:40:13,892 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-10-14 23:40:13,893 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:40:13,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:40:13,895 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:40:13,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:40:13,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:40:14,880 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:40:14,880 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:40:14,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:40:14 BoogieIcfgContainer [2019-10-14 23:40:14,884 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:40:14,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:40:14,885 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:40:14,888 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:40:14,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:40:13" (1/3) ... [2019-10-14 23:40:14,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6c97a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:40:14, skipping insertion in model container [2019-10-14 23:40:14,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:13" (2/3) ... [2019-10-14 23:40:14,891 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e6c97a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:40:14, skipping insertion in model container [2019-10-14 23:40:14,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:40:14" (3/3) ... [2019-10-14 23:40:14,893 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29.cil.c [2019-10-14 23:40:14,903 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:40:14,914 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:40:14,925 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:40:14,963 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:40:14,963 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:40:14,963 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:40:14,963 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:40:14,963 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:40:14,964 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:40:14,964 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:40:14,964 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:40:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2019-10-14 23:40:14,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-14 23:40:14,999 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:15,000 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:40:15,002 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:15,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:15,009 INFO L82 PathProgramCache]: Analyzing trace with hash 751249625, now seen corresponding path program 1 times [2019-10-14 23:40:15,020 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:15,020 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1472245607] [2019-10-14 23:40:15,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:15,021 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:15,021 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:15,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,768 WARN L191 SmtUtils]: Spent 311.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:15,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:40:15,886 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1472245607] [2019-10-14 23:40:15,887 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:15,888 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:40:15,889 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1980607729] [2019-10-14 23:40:15,895 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:40:15,896 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:15,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:40:15,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:40:15,911 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 4 states. [2019-10-14 23:40:17,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:17,010 INFO L93 Difference]: Finished difference Result 291 states and 375 transitions. [2019-10-14 23:40:17,011 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:40:17,013 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2019-10-14 23:40:17,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:17,029 INFO L225 Difference]: With dead ends: 291 [2019-10-14 23:40:17,030 INFO L226 Difference]: Without dead ends: 160 [2019-10-14 23:40:17,035 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:40:17,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2019-10-14 23:40:17,124 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 132. [2019-10-14 23:40:17,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2019-10-14 23:40:17,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 155 transitions. [2019-10-14 23:40:17,129 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 155 transitions. Word has length 59 [2019-10-14 23:40:17,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:17,130 INFO L462 AbstractCegarLoop]: Abstraction has 132 states and 155 transitions. [2019-10-14 23:40:17,130 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:40:17,130 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 155 transitions. [2019-10-14 23:40:17,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-14 23:40:17,134 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:17,135 INFO L380 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:40:17,135 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:17,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:17,135 INFO L82 PathProgramCache]: Analyzing trace with hash -570714306, now seen corresponding path program 1 times [2019-10-14 23:40:17,136 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:17,136 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026265884] [2019-10-14 23:40:17,136 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:17,136 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:17,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:17,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,529 WARN L191 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:17,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:17,612 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:40:17,612 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2026265884] [2019-10-14 23:40:17,613 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:17,613 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:40:17,613 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013752497] [2019-10-14 23:40:17,615 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:40:17,615 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:17,615 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:40:17,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:40:17,616 INFO L87 Difference]: Start difference. First operand 132 states and 155 transitions. Second operand 5 states. [2019-10-14 23:40:18,156 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:40:18,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:18,927 INFO L93 Difference]: Finished difference Result 236 states and 287 transitions. [2019-10-14 23:40:18,927 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 23:40:18,928 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2019-10-14 23:40:18,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:18,930 INFO L225 Difference]: With dead ends: 236 [2019-10-14 23:40:18,931 INFO L226 Difference]: Without dead ends: 150 [2019-10-14 23:40:18,932 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-14 23:40:18,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-10-14 23:40:18,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2019-10-14 23:40:18,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-10-14 23:40:18,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 143 transitions. [2019-10-14 23:40:18,965 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 143 transitions. Word has length 60 [2019-10-14 23:40:18,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:18,966 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 143 transitions. [2019-10-14 23:40:18,966 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:40:18,966 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 143 transitions. [2019-10-14 23:40:18,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2019-10-14 23:40:18,969 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:18,969 INFO L380 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] [2019-10-14 23:40:18,969 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:18,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:18,969 INFO L82 PathProgramCache]: Analyzing trace with hash -123723934, now seen corresponding path program 1 times [2019-10-14 23:40:18,970 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:18,970 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371368014] [2019-10-14 23:40:18,970 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:18,970 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:18,970 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:18,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,352 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:19,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:19,478 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-10-14 23:40:19,478 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371368014] [2019-10-14 23:40:19,479 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:19,479 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:40:19,479 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443703104] [2019-10-14 23:40:19,480 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:40:19,480 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:19,480 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:40:19,480 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:40:19,481 INFO L87 Difference]: Start difference. First operand 123 states and 143 transitions. Second operand 9 states. [2019-10-14 23:40:20,014 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:40:20,385 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2019-10-14 23:40:20,695 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:20,965 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:22,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:22,210 INFO L93 Difference]: Finished difference Result 245 states and 302 transitions. [2019-10-14 23:40:22,211 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 23:40:22,211 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 64 [2019-10-14 23:40:22,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:22,214 INFO L225 Difference]: With dead ends: 245 [2019-10-14 23:40:22,214 INFO L226 Difference]: Without dead ends: 150 [2019-10-14 23:40:22,215 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2019-10-14 23:40:22,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2019-10-14 23:40:22,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 123. [2019-10-14 23:40:22,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 123 states. [2019-10-14 23:40:22,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 142 transitions. [2019-10-14 23:40:22,253 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 142 transitions. Word has length 64 [2019-10-14 23:40:22,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:22,254 INFO L462 AbstractCegarLoop]: Abstraction has 123 states and 142 transitions. [2019-10-14 23:40:22,254 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:40:22,254 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 142 transitions. [2019-10-14 23:40:22,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2019-10-14 23:40:22,257 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:22,258 INFO L380 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] [2019-10-14 23:40:22,258 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:22,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:22,258 INFO L82 PathProgramCache]: Analyzing trace with hash -1662343639, now seen corresponding path program 1 times [2019-10-14 23:40:22,259 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:22,259 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549238909] [2019-10-14 23:40:22,259 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:22,259 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:22,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,616 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:22,718 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-14 23:40:22,719 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549238909] [2019-10-14 23:40:22,719 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:22,719 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:40:22,719 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [736074752] [2019-10-14 23:40:22,720 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:40:22,720 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:22,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:40:22,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:40:22,721 INFO L87 Difference]: Start difference. First operand 123 states and 142 transitions. Second operand 9 states. [2019-10-14 23:40:23,363 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:40:24,060 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:24,661 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:24,921 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:25,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:25,015 INFO L93 Difference]: Finished difference Result 202 states and 252 transitions. [2019-10-14 23:40:25,015 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-14 23:40:25,016 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 77 [2019-10-14 23:40:25,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:25,017 INFO L225 Difference]: With dead ends: 202 [2019-10-14 23:40:25,017 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:40:25,019 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2019-10-14 23:40:25,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:40:25,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:40:25,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:40:25,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:40:25,020 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 77 [2019-10-14 23:40:25,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:25,020 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:40:25,020 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:40:25,020 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:40:25,020 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:40:25,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:40:26,259 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:26,404 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:26,533 WARN L191 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:26,726 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:26,952 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:27,154 WARN L191 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2019-10-14 23:40:27,317 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:27,480 WARN L191 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:27,637 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:27,779 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:27,947 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2019-10-14 23:40:28,132 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 23 [2019-10-14 23:40:28,280 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:28,461 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:28,626 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:28,765 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:28,950 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:29,135 WARN L191 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 21 [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point L635(lines 635 639) no Hoare annotation was computed. [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point L635-1(lines 635 639) no Hoare annotation was computed. [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point L630(line 630) no Hoare annotation was computed. [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point L629-2(lines 629 650) no Hoare annotation was computed. [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 604 659) no Hoare annotation was computed. [2019-10-14 23:40:29,164 INFO L443 ceAbstractionStarter]: For program point L651(lines 628 652) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 604 659) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 604 659) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 660 719) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point L692-1(lines 692 696) no Hoare annotation was computed. [2019-10-14 23:40:29,165 INFO L443 ceAbstractionStarter]: For program point L687(line 687) no Hoare annotation was computed. [2019-10-14 23:40:29,166 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 660 719) no Hoare annotation was computed. [2019-10-14 23:40:29,166 INFO L443 ceAbstractionStarter]: For program point L686-2(lines 686 711) no Hoare annotation was computed. [2019-10-14 23:40:29,166 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 660 719) no Hoare annotation was computed. [2019-10-14 23:40:29,166 INFO L443 ceAbstractionStarter]: For program point L712(lines 685 713) no Hoare annotation was computed. [2019-10-14 23:40:29,166 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2019-10-14 23:40:29,166 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2019-10-14 23:40:29,167 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2019-10-14 23:40:29,167 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2019-10-14 23:40:29,167 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2019-10-14 23:40:29,167 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 919 926) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2019-10-14 23:40:29,167 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 919 926) no Hoare annotation was computed. [2019-10-14 23:40:29,167 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 919 926) no Hoare annotation was computed. [2019-10-14 23:40:29,167 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 927 936) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|)) [2019-10-14 23:40:29,168 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 927 936) no Hoare annotation was computed. [2019-10-14 23:40:29,168 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 927 936) no Hoare annotation was computed. [2019-10-14 23:40:29,168 INFO L443 ceAbstractionStarter]: For program point L932(line 932) no Hoare annotation was computed. [2019-10-14 23:40:29,168 INFO L439 ceAbstractionStarter]: At program point L952(line 952) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,173 INFO L443 ceAbstractionStarter]: For program point L950(lines 950 956) no Hoare annotation was computed. [2019-10-14 23:40:29,173 INFO L443 ceAbstractionStarter]: For program point L949(lines 949 959) no Hoare annotation was computed. [2019-10-14 23:40:29,173 INFO L446 ceAbstractionStarter]: At program point L947(line 947) the Hoare annotation is: true [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point L947-1(line 947) no Hoare annotation was computed. [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point L945(lines 945 962) no Hoare annotation was computed. [2019-10-14 23:40:29,174 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 937 965) the Hoare annotation is: true [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point L945-1(lines 937 965) no Hoare annotation was computed. [2019-10-14 23:40:29,174 INFO L446 ceAbstractionStarter]: At program point L943(line 943) the Hoare annotation is: true [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point L943-1(line 943) no Hoare annotation was computed. [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 937 965) no Hoare annotation was computed. [2019-10-14 23:40:29,174 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 260 282) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,174 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 260 282) no Hoare annotation was computed. [2019-10-14 23:40:29,175 INFO L439 ceAbstractionStarter]: At program point L272(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,175 INFO L439 ceAbstractionStarter]: At program point L272-1(line 272) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= main_~tmp~0 ~systemActive~0) (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,175 INFO L443 ceAbstractionStarter]: For program point L270(lines 270 277) no Hoare annotation was computed. [2019-10-14 23:40:29,175 INFO L443 ceAbstractionStarter]: For program point L270-1(lines 270 277) no Hoare annotation was computed. [2019-10-14 23:40:29,175 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 260 282) no Hoare annotation was computed. [2019-10-14 23:40:29,175 INFO L443 ceAbstractionStarter]: For program point L268(line 268) no Hoare annotation was computed. [2019-10-14 23:40:29,175 INFO L439 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,175 INFO L439 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,175 INFO L439 ceAbstractionStarter]: At program point L266-1(line 266) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point L225(line 225) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point L224(line 224) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 216 239) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point L223(line 223) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point L222(line 222) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point L221(line 221) no Hoare annotation was computed. [2019-10-14 23:40:29,176 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 216 239) no Hoare annotation was computed. [2019-10-14 23:40:29,181 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 216 239) no Hoare annotation was computed. [2019-10-14 23:40:29,181 INFO L443 ceAbstractionStarter]: For program point L234(line 234) no Hoare annotation was computed. [2019-10-14 23:40:29,181 INFO L443 ceAbstractionStarter]: For program point L233(line 233) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L232(line 232) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L231(line 231) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L230(line 230) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L228(line 228) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L227(line 227) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L226(line 226) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L439 ceAbstractionStarter]: At program point L346(line 346) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-14 23:40:29,182 INFO L443 ceAbstractionStarter]: For program point L346-1(lines 327 351) no Hoare annotation was computed. [2019-10-14 23:40:29,182 INFO L439 ceAbstractionStarter]: At program point L341(line 341) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,182 INFO L439 ceAbstractionStarter]: At program point L337(line 337) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,182 INFO L439 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 327 351) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 343) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L439 ceAbstractionStarter]: At program point L333(line 333) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point L333-1(line 333) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 327 351) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point L331(lines 331 348) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 422 430) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 422 430) the Hoare annotation is: true [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 422 430) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point L476(lines 476 480) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L446 ceAbstractionStarter]: At program point L474(line 474) the Hoare annotation is: true [2019-10-14 23:40:29,183 INFO L443 ceAbstractionStarter]: For program point L476-2(lines 476 480) no Hoare annotation was computed. [2019-10-14 23:40:29,183 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 467 485) the Hoare annotation is: true [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L474-1(line 474) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 467 485) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 467 485) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L450-2(lines 450 458) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L438(lines 438 446) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L438-2(lines 438 446) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 431 466) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L461(line 461) no Hoare annotation was computed. [2019-10-14 23:40:29,184 INFO L443 ceAbstractionStarter]: For program point L461-1(line 461) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 431 466) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 431 466) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point L450(lines 450 458) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 558 603) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 558 603) no Hoare annotation was computed. [2019-10-14 23:40:29,185 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 558 603) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point L891(lines 891 898) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 871 916) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point L885(lines 885 905) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point L885-1(lines 885 905) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 871 916) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 871 916) no Hoare annotation was computed. [2019-10-14 23:40:29,186 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 249 259) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,187 INFO L439 ceAbstractionStarter]: At program point L254(line 254) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,187 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 249 259) no Hoare annotation was computed. [2019-10-14 23:40:29,187 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 249 259) no Hoare annotation was computed. [2019-10-14 23:40:29,187 INFO L446 ceAbstractionStarter]: At program point L416(line 416) the Hoare annotation is: true [2019-10-14 23:40:29,187 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 411 421) the Hoare annotation is: true [2019-10-14 23:40:29,187 INFO L443 ceAbstractionStarter]: For program point L416-1(line 416) no Hoare annotation was computed. [2019-10-14 23:40:29,187 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 411 421) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 411 421) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 403 410) the Hoare annotation is: true [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 403 410) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 403 410) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 353 377) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L439 ceAbstractionStarter]: At program point L372(line 372) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-14 23:40:29,188 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 353 377) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (= ~pumpRunning~0 0)) [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point L372-1(lines 353 377) no Hoare annotation was computed. [2019-10-14 23:40:29,188 INFO L439 ceAbstractionStarter]: At program point L367(line 367) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,188 INFO L439 ceAbstractionStarter]: At program point L363(line 363) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,188 INFO L443 ceAbstractionStarter]: For program point L361(lines 361 369) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L439 ceAbstractionStarter]: At program point L359(line 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point L359-1(line 359) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 374) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 319 325) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 319 325) the Hoare annotation is: true [2019-10-14 23:40:29,189 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 487 550) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,189 INFO L439 ceAbstractionStarter]: At program point L543(lines 496 544) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 487 550) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point L533(lines 533 537) no Hoare annotation was computed. [2019-10-14 23:40:29,189 INFO L439 ceAbstractionStarter]: At program point L533-2(lines 527 538) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,189 INFO L443 ceAbstractionStarter]: For program point L498(lines 497 542) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L527(lines 527 538) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L439 ceAbstractionStarter]: At program point L519(line 519) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L517(lines 517 523) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L439 ceAbstractionStarter]: At program point L509(line 509) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,190 INFO L439 ceAbstractionStarter]: At program point L540(lines 497 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L507(lines 507 513) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L507-1(lines 507 513) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point L499(lines 499 503) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 487 550) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 825 870) no Hoare annotation was computed. [2019-10-14 23:40:29,190 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 825 870) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 825 870) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point L845(lines 845 852) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point L839(lines 839 859) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point L839-1(lines 839 859) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 378 385) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 378 385) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 378 385) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 173 181) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 173 181) the Hoare annotation is: true [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 173 181) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 141 163) no Hoare annotation was computed. [2019-10-14 23:40:29,191 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 141 163) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point L149(lines 149 157) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 141 163) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point L149-2(lines 149 157) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 809) no Hoare annotation was computed. [2019-10-14 23:40:29,192 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 722 824) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L787(line 787) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L787-1(line 787) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L746(lines 746 750) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L810(lines 810 821) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 722 824) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L773(lines 773 777) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L771-2(lines 771 791) no Hoare annotation was computed. [2019-10-14 23:40:29,193 INFO L443 ceAbstractionStarter]: For program point L792(lines 770 793) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 722 824) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point L751(lines 751 767) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point L811(lines 811 818) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point L772(lines 771 791) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point L803(line 803) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point L803-1(line 803) no Hoare annotation was computed. [2019-10-14 23:40:29,194 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,195 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string69.offset| |old(#t~string69.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |old(#length)| |#length|) (= |#t~string19.base| |old(#t~string19.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string69.base| |old(#t~string69.base)|)) [2019-10-14 23:40:29,195 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,195 INFO L443 ceAbstractionStarter]: For program point L397(line 397) no Hoare annotation was computed. [2019-10-14 23:40:29,195 INFO L443 ceAbstractionStarter]: For program point L397-1(lines 386 402) no Hoare annotation was computed. [2019-10-14 23:40:29,195 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 386 402) no Hoare annotation was computed. [2019-10-14 23:40:29,195 INFO L443 ceAbstractionStarter]: For program point L393(lines 393 399) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 386 402) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L443 ceAbstractionStarter]: For program point L391(line 391) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L443 ceAbstractionStarter]: For program point L391-1(line 391) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 164 172) the Hoare annotation is: true [2019-10-14 23:40:29,196 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 164 172) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 164 172) no Hoare annotation was computed. [2019-10-14 23:40:29,196 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2019-10-14 23:40:29,197 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2019-10-14 23:40:29,198 INFO L439 ceAbstractionStarter]: At program point L308(line 308) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,198 INFO L439 ceAbstractionStarter]: At program point L306(lines 306 312) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,198 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 292 318) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~pumpRunning~0 0))) [2019-10-14 23:40:29,198 INFO L439 ceAbstractionStarter]: At program point L301(line 301) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:29,198 INFO L443 ceAbstractionStarter]: For program point L299(lines 295 317) no Hoare annotation was computed. [2019-10-14 23:40:29,198 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 292 318) no Hoare annotation was computed. [2019-10-14 23:40:29,198 INFO L443 ceAbstractionStarter]: For program point L297(lines 295 317) no Hoare annotation was computed. [2019-10-14 23:40:29,198 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 292 318) no Hoare annotation was computed. [2019-10-14 23:40:29,199 INFO L446 ceAbstractionStarter]: At program point L195-2(lines 195 209) the Hoare annotation is: true [2019-10-14 23:40:29,199 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 185 214) no Hoare annotation was computed. [2019-10-14 23:40:29,199 INFO L446 ceAbstractionStarter]: At program point L191(line 191) the Hoare annotation is: true [2019-10-14 23:40:29,199 INFO L443 ceAbstractionStarter]: For program point L191-1(line 191) no Hoare annotation was computed. [2019-10-14 23:40:29,199 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 185 214) the Hoare annotation is: true [2019-10-14 23:40:29,199 INFO L446 ceAbstractionStarter]: At program point L210(lines 185 214) the Hoare annotation is: true [2019-10-14 23:40:29,199 INFO L443 ceAbstractionStarter]: For program point L206(line 206) no Hoare annotation was computed. [2019-10-14 23:40:29,199 INFO L443 ceAbstractionStarter]: For program point L199(lines 199 203) no Hoare annotation was computed. [2019-10-14 23:40:29,199 INFO L446 ceAbstractionStarter]: At program point L199-1(lines 199 203) the Hoare annotation is: true [2019-10-14 23:40:29,200 INFO L443 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-10-14 23:40:29,200 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 96 107) the Hoare annotation is: true [2019-10-14 23:40:29,200 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 96 107) no Hoare annotation was computed. [2019-10-14 23:40:29,200 INFO L443 ceAbstractionStarter]: For program point L100-1(lines 96 107) no Hoare annotation was computed. [2019-10-14 23:40:29,200 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 240 246) no Hoare annotation was computed. [2019-10-14 23:40:29,200 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 240 246) the Hoare annotation is: true [2019-10-14 23:40:29,200 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,200 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-14 23:40:29,201 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:40:29,201 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:29,201 INFO L443 ceAbstractionStarter]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2019-10-14 23:40:29,201 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2019-10-14 23:40:29,201 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~waterLevel~0 |old(~waterLevel~0)|)) [2019-10-14 23:40:29,201 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 78 85) no Hoare annotation was computed. [2019-10-14 23:40:29,201 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 78 85) the Hoare annotation is: true [2019-10-14 23:40:29,202 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 82) no Hoare annotation was computed. [2019-10-14 23:40:29,202 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 78 85) no Hoare annotation was computed. [2019-10-14 23:40:29,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:40:29 BoogieIcfgContainer [2019-10-14 23:40:29,216 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:40:29,218 INFO L168 Benchmark]: Toolchain (without parser) took 16133.42 ms. Allocated memory was 140.5 MB in the beginning and 467.1 MB in the end (delta: 326.6 MB). Free memory was 104.5 MB in the beginning and 403.5 MB in the end (delta: -299.0 MB). Peak memory consumption was 338.1 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,218 INFO L168 Benchmark]: CDTParser took 0.45 ms. Allocated memory is still 140.5 MB. Free memory was 123.8 MB in the beginning and 123.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,220 INFO L168 Benchmark]: CACSL2BoogieTranslator took 633.73 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 104.3 MB in the beginning and 172.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,220 INFO L168 Benchmark]: Boogie Preprocessor took 98.53 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,221 INFO L168 Benchmark]: RCFGBuilder took 1066.05 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 168.1 MB in the beginning and 190.9 MB in the end (delta: -22.8 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,222 INFO L168 Benchmark]: TraceAbstraction took 14331.06 ms. Allocated memory was 233.3 MB in the beginning and 467.1 MB in the end (delta: 233.8 MB). Free memory was 190.9 MB in the beginning and 403.5 MB in the end (delta: -212.5 MB). Peak memory consumption was 331.7 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:29,226 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45 ms. Allocated memory is still 140.5 MB. Free memory was 123.8 MB in the beginning and 123.6 MB in the end (delta: 209.8 kB). Peak memory consumption was 209.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 633.73 ms. Allocated memory was 140.5 MB in the beginning and 204.5 MB in the end (delta: 64.0 MB). Free memory was 104.3 MB in the beginning and 172.7 MB in the end (delta: -68.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.53 ms. Allocated memory is still 204.5 MB. Free memory was 172.7 MB in the beginning and 168.1 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1066.05 ms. Allocated memory was 204.5 MB in the beginning and 233.3 MB in the end (delta: 28.8 MB). Free memory was 168.1 MB in the beginning and 190.9 MB in the end (delta: -22.8 MB). Peak memory consumption was 79.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14331.06 ms. Allocated memory was 233.3 MB in the beginning and 467.1 MB in the end (delta: 233.8 MB). Free memory was 190.9 MB in the beginning and 403.5 MB in the end (delta: -212.5 MB). Peak memory consumption was 331.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 82]: 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: 496]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(systemActive == 1) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || (0 == splverifierCounter && pumpRunning == 0)) || !(systemActive == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 241 locations, 1 error locations. Result: SAFE, OverallTime: 14.2s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.1s, HoareTripleCheckerStatistics: 417 SDtfs, 605 SDslu, 264 SDs, 0 SdLazy, 1158 SolverSat, 381 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 3.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=183occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 82 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 242 PreInvPairs, 259 NumberOfFragments, 697 HoareAnnotationTreeSize, 242 FomulaSimplifications, 7888 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 60 FomulaSimplificationsInter, 5198 FormulaSimplificationTreeSizeReductionInter, 3.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 256 ConstructedInterpolants, 0 QuantifiedInterpolants, 77257 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...