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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:40:05,709 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:40:05,712 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:40:05,728 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:40:05,729 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:40:05,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:40:05,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:40:05,741 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:40:05,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:40:05,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:40:05,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:40:05,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:40:05,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:40:05,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:40:05,754 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:40:05,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:40:05,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:40:05,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:40:05,760 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:40:05,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:40:05,768 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:40:05,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:40:05,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:40:05,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:40:05,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:40:05,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:40:05,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:40:05,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:40:05,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:40:05,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:40:05,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:40:05,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:40:05,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:40:05,784 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:40:05,785 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:40:05,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:40:05,786 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:40:05,786 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:40:05,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:40:05,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:40:05,788 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:40:05,789 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 23:40:05,821 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:40:05,822 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:40:05,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:40:05,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:40:05,825 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:40:05,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:40:05,826 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:40:05,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:40:05,827 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:40:05,827 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:40:05,831 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:40:05,831 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:40:05,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:40:05,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:40:05,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:40:05,832 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:40:05,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:40:05,832 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:40:05,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:40:05,833 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:40:05,833 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:40:05,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:40:05,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:40:05,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:40:06,094 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:40:06,113 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:40:06,117 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:40:06,118 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:40:06,118 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:40:06,119 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2019-10-14 23:40:06,189 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3f7de3d/3e7ad0ed405b4d69be6dcbb4b255382d/FLAG71595f462 [2019-10-14 23:40:06,736 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:40:06,737 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product26.cil.c [2019-10-14 23:40:06,759 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3f7de3d/3e7ad0ed405b4d69be6dcbb4b255382d/FLAG71595f462 [2019-10-14 23:40:07,079 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f3f7de3d/3e7ad0ed405b4d69be6dcbb4b255382d [2019-10-14 23:40:07,088 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:40:07,090 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:40:07,091 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:40:07,091 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:40:07,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:40:07,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4caf3c15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07, skipping insertion in model container [2019-10-14 23:40:07,099 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,106 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:40:07,161 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:40:07,561 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:40:07,577 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:40:07,653 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:40:07,687 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:40:07,688 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07 WrapperNode [2019-10-14 23:40:07,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:40:07,689 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:40:07,689 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:40:07,689 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:40:07,702 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,703 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,768 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,786 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (1/1) ... [2019-10-14 23:40:07,803 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:40:07,803 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:40:07,803 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:40:07,803 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:40:07,804 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (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 23:40:07,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:40:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:40:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:40:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-14 23:40:07,882 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-14 23:40:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-14 23:40:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-14 23:40:07,883 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-14 23:40:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-14 23:40:07,884 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2019-10-14 23:40:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:40:07,885 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:40:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:40:07,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:40:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:40:07,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:40:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:40:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-14 23:40:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-10-14 23:40:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-14 23:40:07,890 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 23:40:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-14 23:40:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-14 23:40:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-14 23:40:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-14 23:40:07,891 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:40:07,892 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:40:07,893 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:40:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:40:07,894 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:40:07,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:40:07,894 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:40:07,894 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:40:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-14 23:40:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-14 23:40:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-14 23:40:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-14 23:40:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-14 23:40:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-14 23:40:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:40:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:40:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:40:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:40:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:40:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:40:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-14 23:40:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-14 23:40:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2019-10-14 23:40:07,901 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2019-10-14 23:40:07,902 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-14 23:40:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-14 23:40:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:40:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:40:07,903 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:40:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:40:07,904 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:40:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-14 23:40:07,905 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:40:07,906 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:40:08,928 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:40:08,929 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-14 23:40:08,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:40:08 BoogieIcfgContainer [2019-10-14 23:40:08,930 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:40:08,931 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:40:08,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:40:08,935 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:40:08,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:40:07" (1/3) ... [2019-10-14 23:40:08,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105f0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:40:08, skipping insertion in model container [2019-10-14 23:40:08,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:40:07" (2/3) ... [2019-10-14 23:40:08,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@105f0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:40:08, skipping insertion in model container [2019-10-14 23:40:08,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:40:08" (3/3) ... [2019-10-14 23:40:08,938 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product26.cil.c [2019-10-14 23:40:08,948 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:40:08,956 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:40:08,966 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:40:08,992 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:40:08,993 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:40:08,993 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:40:08,993 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:40:08,993 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:40:08,993 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:40:08,994 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:40:08,994 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:40:09,015 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states. [2019-10-14 23:40:09,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-10-14 23:40:09,025 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:09,026 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 23:40:09,028 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:09,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:09,034 INFO L82 PathProgramCache]: Analyzing trace with hash -926205877, now seen corresponding path program 1 times [2019-10-14 23:40:09,043 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:09,043 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544155776] [2019-10-14 23:40:09,043 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:09,044 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:09,044 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:09,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,635 WARN L191 SmtUtils]: Spent 293.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:09,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:09,767 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 23:40:09,768 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544155776] [2019-10-14 23:40:09,769 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:09,769 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-14 23:40:09,770 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048723222] [2019-10-14 23:40:09,776 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-14 23:40:09,777 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:09,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-14 23:40:09,792 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-10-14 23:40:09,794 INFO L87 Difference]: Start difference. First operand 161 states. Second operand 4 states. [2019-10-14 23:40:10,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:10,752 INFO L93 Difference]: Finished difference Result 263 states and 340 transitions. [2019-10-14 23:40:10,752 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-14 23:40:10,754 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 59 [2019-10-14 23:40:10,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:10,770 INFO L225 Difference]: With dead ends: 263 [2019-10-14 23:40:10,770 INFO L226 Difference]: Without dead ends: 146 [2019-10-14 23:40:10,778 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 23:40:10,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2019-10-14 23:40:10,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 118. [2019-10-14 23:40:10,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2019-10-14 23:40:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 137 transitions. [2019-10-14 23:40:10,874 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 137 transitions. Word has length 59 [2019-10-14 23:40:10,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:10,874 INFO L462 AbstractCegarLoop]: Abstraction has 118 states and 137 transitions. [2019-10-14 23:40:10,874 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-14 23:40:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 137 transitions. [2019-10-14 23:40:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2019-10-14 23:40:10,880 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:10,881 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 23:40:10,881 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:10,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:10,881 INFO L82 PathProgramCache]: Analyzing trace with hash 1413138413, now seen corresponding path program 1 times [2019-10-14 23:40:10,882 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:10,882 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2045542364] [2019-10-14 23:40:10,882 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:10,882 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:10,882 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:10,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,243 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:11,322 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 23:40:11,322 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2045542364] [2019-10-14 23:40:11,322 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:11,323 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-14 23:40:11,323 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621084771] [2019-10-14 23:40:11,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-14 23:40:11,325 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:11,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-14 23:40:11,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-14 23:40:11,326 INFO L87 Difference]: Start difference. First operand 118 states and 137 transitions. Second operand 5 states. [2019-10-14 23:40:11,857 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-14 23:40:12,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:12,554 INFO L93 Difference]: Finished difference Result 204 states and 248 transitions. [2019-10-14 23:40:12,555 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-14 23:40:12,555 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 60 [2019-10-14 23:40:12,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:12,559 INFO L225 Difference]: With dead ends: 204 [2019-10-14 23:40:12,559 INFO L226 Difference]: Without dead ends: 136 [2019-10-14 23:40:12,561 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 23:40:12,561 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-10-14 23:40:12,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2019-10-14 23:40:12,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-14 23:40:12,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 125 transitions. [2019-10-14 23:40:12,593 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 125 transitions. Word has length 60 [2019-10-14 23:40:12,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:12,593 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 125 transitions. [2019-10-14 23:40:12,593 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-14 23:40:12,593 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2019-10-14 23:40:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2019-10-14 23:40:12,596 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:12,596 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] [2019-10-14 23:40:12,596 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:12,596 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:12,597 INFO L82 PathProgramCache]: Analyzing trace with hash 58120791, now seen corresponding path program 1 times [2019-10-14 23:40:12,597 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:12,597 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420700715] [2019-10-14 23:40:12,597 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:12,597 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:12,598 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:12,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:12,919 WARN L191 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:12,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:12,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:12,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:13,032 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 23:40:13,033 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420700715] [2019-10-14 23:40:13,033 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:13,033 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:40:13,033 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605128943] [2019-10-14 23:40:13,034 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:40:13,034 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:13,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:40:13,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:40:13,035 INFO L87 Difference]: Start difference. First operand 109 states and 125 transitions. Second operand 9 states. [2019-10-14 23:40:13,581 WARN L191 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:40:14,025 WARN L191 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:14,307 WARN L191 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:14,584 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:15,625 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:15,625 INFO L93 Difference]: Finished difference Result 217 states and 267 transitions. [2019-10-14 23:40:15,626 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-14 23:40:15,626 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 65 [2019-10-14 23:40:15,626 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:15,629 INFO L225 Difference]: With dead ends: 217 [2019-10-14 23:40:15,629 INFO L226 Difference]: Without dead ends: 136 [2019-10-14 23:40:15,631 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 21 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 23:40:15,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2019-10-14 23:40:15,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 109. [2019-10-14 23:40:15,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2019-10-14 23:40:15,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 124 transitions. [2019-10-14 23:40:15,660 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 124 transitions. Word has length 65 [2019-10-14 23:40:15,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:15,660 INFO L462 AbstractCegarLoop]: Abstraction has 109 states and 124 transitions. [2019-10-14 23:40:15,660 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:40:15,661 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 124 transitions. [2019-10-14 23:40:15,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2019-10-14 23:40:15,662 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:40:15,662 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] [2019-10-14 23:40:15,663 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:40:15,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:40:15,663 INFO L82 PathProgramCache]: Analyzing trace with hash -1925878138, now seen corresponding path program 1 times [2019-10-14 23:40:15,663 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:40:15,664 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1955966957] [2019-10-14 23:40:15,664 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:15,664 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:40:15,664 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:40:15,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,016 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:16,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:40:16,127 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 23:40:16,127 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1955966957] [2019-10-14 23:40:16,128 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:40:16,128 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2019-10-14 23:40:16,128 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156413981] [2019-10-14 23:40:16,129 INFO L442 AbstractCegarLoop]: Interpolant automaton has 9 states [2019-10-14 23:40:16,129 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:40:16,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2019-10-14 23:40:16,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2019-10-14 23:40:16,129 INFO L87 Difference]: Start difference. First operand 109 states and 124 transitions. Second operand 9 states. [2019-10-14 23:40:16,574 WARN L191 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-14 23:40:17,296 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:17,869 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:18,142 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2019-10-14 23:40:18,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:40:18,205 INFO L93 Difference]: Finished difference Result 189 states and 235 transitions. [2019-10-14 23:40:18,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-14 23:40:18,205 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 73 [2019-10-14 23:40:18,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:40:18,207 INFO L225 Difference]: With dead ends: 189 [2019-10-14 23:40:18,207 INFO L226 Difference]: Without dead ends: 0 [2019-10-14 23:40:18,209 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 29 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 23:40:18,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-14 23:40:18,209 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-14 23:40:18,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-14 23:40:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-14 23:40:18,210 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 73 [2019-10-14 23:40:18,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:40:18,210 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-14 23:40:18,210 INFO L463 AbstractCegarLoop]: Interpolant automaton has 9 states. [2019-10-14 23:40:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-14 23:40:18,211 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-14 23:40:18,215 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-14 23:40:19,208 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:19,358 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:19,579 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:19,722 WARN L191 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:19,959 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-14 23:40:20,110 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 18 [2019-10-14 23:40:20,243 WARN L191 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 11 [2019-10-14 23:40:20,423 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:20,585 WARN L191 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:20,731 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:20,900 WARN L191 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:21,070 WARN L191 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:21,229 WARN L191 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:21,405 WARN L191 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 12 [2019-10-14 23:40:21,562 WARN L191 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 23 [2019-10-14 23:40:21,733 WARN L191 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2019-10-14 23:40:21,898 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 25 [2019-10-14 23:40:21,935 INFO L443 ceAbstractionStarter]: For program point L219(lines 219 223) no Hoare annotation was computed. [2019-10-14 23:40:21,935 INFO L443 ceAbstractionStarter]: For program point L219-1(lines 219 223) no Hoare annotation was computed. [2019-10-14 23:40:21,935 INFO L443 ceAbstractionStarter]: For program point L214(line 214) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point L213-2(lines 213 234) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 188 243) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point L235(lines 212 236) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 188 243) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 188 243) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point L289(line 289) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point L289-1(line 289) no Hoare annotation was computed. [2019-10-14 23:40:21,936 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 244 303) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point L276(lines 276 280) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point L276-1(lines 276 280) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point L271(line 271) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 244 303) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point L270-2(lines 270 295) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 244 303) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point L296(lines 269 297) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 789 795) the Hoare annotation is: true [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 789 795) no Hoare annotation was computed. [2019-10-14 23:40:21,937 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 796 804) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 796 804) the Hoare annotation is: true [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 796 804) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 905 912) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 905 912) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 905 912) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L439 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 913 922) the Hoare annotation is: (or (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 913 922) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 913 922) no Hoare annotation was computed. [2019-10-14 23:40:21,938 INFO L443 ceAbstractionStarter]: For program point L918(line 918) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L446 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 923 951) the Hoare annotation is: true [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 923 951) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L439 ceAbstractionStarter]: At program point L938(line 938) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point L936(lines 936 942) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point L935(lines 935 945) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L446 ceAbstractionStarter]: At program point L933(line 933) the Hoare annotation is: true [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point L933-1(line 933) no Hoare annotation was computed. [2019-10-14 23:40:21,939 INFO L443 ceAbstractionStarter]: For program point L931(lines 931 948) no Hoare annotation was computed. [2019-10-14 23:40:21,940 INFO L443 ceAbstractionStarter]: For program point L931-1(lines 923 951) no Hoare annotation was computed. [2019-10-14 23:40:21,940 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 880 902) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,940 INFO L439 ceAbstractionStarter]: At program point L892(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,940 INFO L439 ceAbstractionStarter]: At program point L892-1(line 892) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= main_~tmp~7 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,940 INFO L443 ceAbstractionStarter]: For program point L890(lines 890 897) no Hoare annotation was computed. [2019-10-14 23:40:21,941 INFO L443 ceAbstractionStarter]: For program point L890-1(lines 890 897) no Hoare annotation was computed. [2019-10-14 23:40:21,941 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 880 902) no Hoare annotation was computed. [2019-10-14 23:40:21,941 INFO L443 ceAbstractionStarter]: For program point L888(line 888) no Hoare annotation was computed. [2019-10-14 23:40:21,941 INFO L439 ceAbstractionStarter]: At program point L887(line 887) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,941 INFO L439 ceAbstractionStarter]: At program point L886(line 886) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,941 INFO L439 ceAbstractionStarter]: At program point L886-1(line 886) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 880 902) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 837 860) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 837 860) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 837 860) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point L855(line 855) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point L854(line 854) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point L853(line 853) no Hoare annotation was computed. [2019-10-14 23:40:21,942 INFO L443 ceAbstractionStarter]: For program point L852(line 852) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L851(line 851) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L850(line 850) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L849(line 849) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L848(line 848) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L847(line 847) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L846(line 846) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L845(line 845) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L844(line 844) no Hoare annotation was computed. [2019-10-14 23:40:21,943 INFO L443 ceAbstractionStarter]: For program point L843(line 843) no Hoare annotation was computed. [2019-10-14 23:40:21,944 INFO L443 ceAbstractionStarter]: For program point L842(line 842) no Hoare annotation was computed. [2019-10-14 23:40:21,944 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 627 635) no Hoare annotation was computed. [2019-10-14 23:40:21,944 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 627 635) the Hoare annotation is: true [2019-10-14 23:40:21,944 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 627 635) no Hoare annotation was computed. [2019-10-14 23:40:21,944 INFO L446 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 672 690) the Hoare annotation is: true [2019-10-14 23:40:21,944 INFO L443 ceAbstractionStarter]: For program point L681(lines 681 685) no Hoare annotation was computed. [2019-10-14 23:40:21,944 INFO L446 ceAbstractionStarter]: At program point L679(line 679) the Hoare annotation is: true [2019-10-14 23:40:21,944 INFO L443 ceAbstractionStarter]: For program point L681-2(lines 681 685) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point L679-1(line 679) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 672 690) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 672 690) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point L643-2(lines 643 651) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point L666(line 666) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point L666-1(line 666) no Hoare annotation was computed. [2019-10-14 23:40:21,945 INFO L443 ceAbstractionStarter]: For program point L655(lines 655 663) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 636 671) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point L655-2(lines 655 663) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 636 671) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point L643(lines 643 651) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 636 671) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 782 788) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 782 788) the Hoare annotation is: true [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 142 187) no Hoare annotation was computed. [2019-10-14 23:40:21,946 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 142 187) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 142 187) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point L475(lines 475 482) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 455 500) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point L469(lines 469 489) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point L469-1(lines 469 489) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 455 500) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 455 500) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 869 879) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,947 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 869 879) no Hoare annotation was computed. [2019-10-14 23:40:21,947 INFO L439 ceAbstractionStarter]: At program point L874(line 874) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 869 879) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 616 626) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point L621(line 621) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point L621-1(line 621) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 616 626) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 616 626) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 608 615) the Hoare annotation is: true [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 608 615) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 608 615) no Hoare annotation was computed. [2019-10-14 23:40:21,948 INFO L439 ceAbstractionStarter]: At program point L576(line 576) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,948 INFO L443 ceAbstractionStarter]: For program point L576-1(lines 557 581) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L439 ceAbstractionStarter]: At program point L571(line 571) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,949 INFO L439 ceAbstractionStarter]: At program point L567(line 567) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,949 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 557 581) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L443 ceAbstractionStarter]: For program point L565(lines 565 573) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 557 581) the Hoare annotation is: (or (= ~pumpRunning~0 0) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,949 INFO L439 ceAbstractionStarter]: At program point L563(line 563) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,949 INFO L443 ceAbstractionStarter]: For program point L563-1(line 563) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L443 ceAbstractionStarter]: For program point L561(lines 561 578) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 549 555) no Hoare annotation was computed. [2019-10-14 23:40:21,949 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 549 555) the Hoare annotation is: true [2019-10-14 23:40:21,949 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,950 INFO L439 ceAbstractionStarter]: At program point L733(line 733) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L731(lines 731 737) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L439 ceAbstractionStarter]: At program point L756(lines 711 758) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,950 INFO L439 ceAbstractionStarter]: At program point L723(line 723) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L721(lines 721 727) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L713(lines 713 717) no Hoare annotation was computed. [2019-10-14 23:40:21,950 INFO L439 ceAbstractionStarter]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,950 INFO L443 ceAbstractionStarter]: For program point L749(lines 749 753) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L439 ceAbstractionStarter]: At program point L749-2(lines 741 754) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point L712(lines 711 758) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L439 ceAbstractionStarter]: At program point L743(line 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 1 ~systemActive~0) (= 0 test_~splverifierCounter~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point L741(lines 741 754) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 409 454) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 409 454) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 409 454) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 436) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point L423(lines 423 443) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point L423-1(lines 423 443) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorENTRY(lines 582 589) no Hoare annotation was computed. [2019-10-14 23:40:21,951 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 582 589) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 582 589) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 126 134) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L446 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 126 134) the Hoare annotation is: true [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 126 134) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 94 116) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point L102(lines 102 110) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 94 116) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 94 116) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point L102-2(lines 102 110) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point L355-2(lines 355 375) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 306 408) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point L376(lines 354 377) no Hoare annotation was computed. [2019-10-14 23:40:21,952 INFO L443 ceAbstractionStarter]: For program point L335(lines 335 351) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L395(lines 395 402) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 306 408) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L356(lines 355 375) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L387(line 387) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L387-1(line 387) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L352(lines 352 393) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L371(line 371) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L371-1(line 371) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 306 408) no Hoare annotation was computed. [2019-10-14 23:40:21,953 INFO L443 ceAbstractionStarter]: For program point L330(lines 330 334) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point L394(lines 394 405) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point L357(lines 357 361) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 772 781) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 772 781) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 772 781) no Hoare annotation was computed. [2019-10-14 23:40:21,954 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= ~head~0.base |old(~head~0.base)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= |#t~string61.offset| |old(#t~string61.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string61.base| |old(#t~string61.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |old(#length)| |#length|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 591 607) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point L602(line 602) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point L602-1(lines 591 607) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 591 607) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point L598(lines 598 604) no Hoare annotation was computed. [2019-10-14 23:40:21,955 INFO L443 ceAbstractionStarter]: For program point L596(line 596) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point L596-1(line 596) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 117 125) the Hoare annotation is: true [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 117 125) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 117 125) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (or (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,956 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,957 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,957 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 85 93) no Hoare annotation was computed. [2019-10-14 23:40:21,957 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2019-10-14 23:40:21,957 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2019-10-14 23:40:21,957 INFO L439 ceAbstractionStarter]: At program point L538(line 538) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,957 INFO L439 ceAbstractionStarter]: At program point L536(lines 536 542) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 0) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,957 INFO L439 ceAbstractionStarter]: At program point L531(line 531) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,957 INFO L443 ceAbstractionStarter]: For program point L529(lines 525 547) no Hoare annotation was computed. [2019-10-14 23:40:21,958 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 522 548) the Hoare annotation is: (or (and (= ~waterLevel~0 |old(~waterLevel~0)|) (= ~switchedOnBeforeTS~0 |old(~switchedOnBeforeTS~0)|) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,958 INFO L443 ceAbstractionStarter]: For program point L527(lines 525 547) no Hoare annotation was computed. [2019-10-14 23:40:21,958 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 522 548) no Hoare annotation was computed. [2019-10-14 23:40:21,958 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 522 548) no Hoare annotation was computed. [2019-10-14 23:40:21,958 INFO L446 ceAbstractionStarter]: At program point L832(lines 807 836) the Hoare annotation is: true [2019-10-14 23:40:21,958 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 807 836) no Hoare annotation was computed. [2019-10-14 23:40:21,959 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 807 836) the Hoare annotation is: true [2019-10-14 23:40:21,959 INFO L443 ceAbstractionStarter]: For program point L828(line 828) no Hoare annotation was computed. [2019-10-14 23:40:21,959 INFO L443 ceAbstractionStarter]: For program point L821(lines 821 825) no Hoare annotation was computed. [2019-10-14 23:40:21,959 INFO L446 ceAbstractionStarter]: At program point L821-1(lines 821 825) the Hoare annotation is: true [2019-10-14 23:40:21,959 INFO L443 ceAbstractionStarter]: For program point L818(line 818) no Hoare annotation was computed. [2019-10-14 23:40:21,959 INFO L446 ceAbstractionStarter]: At program point L817-2(lines 817 831) the Hoare annotation is: true [2019-10-14 23:40:21,959 INFO L446 ceAbstractionStarter]: At program point L813(line 813) the Hoare annotation is: true [2019-10-14 23:40:21,959 INFO L443 ceAbstractionStarter]: For program point L813-1(line 813) no Hoare annotation was computed. [2019-10-14 23:40:21,960 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2019-10-14 23:40:21,960 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2019-10-14 23:40:21,960 INFO L443 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2019-10-14 23:40:21,960 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 861 867) no Hoare annotation was computed. [2019-10-14 23:40:21,960 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 861 867) the Hoare annotation is: true [2019-10-14 23:40:21,960 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,960 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= ~pumpRunning~0 0)) [2019-10-14 23:40:21,960 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point startSystemEXIT(lines 691 698) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L439 ceAbstractionStarter]: At program point startSystemENTRY(lines 691 698) the Hoare annotation is: (or (= ~systemActive~0 |old(~systemActive~0)|) (not (= 0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1))) [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point startSystemFINAL(lines 691 698) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (or (= ~waterLevel~0 |old(~waterLevel~0)|) (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2019-10-14 23:40:21,961 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 502 509) no Hoare annotation was computed. [2019-10-14 23:40:21,961 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 502 509) the Hoare annotation is: true [2019-10-14 23:40:21,962 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 502 509) no Hoare annotation was computed. [2019-10-14 23:40:21,962 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 506) no Hoare annotation was computed. [2019-10-14 23:40:21,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.10 11:40:21 BoogieIcfgContainer [2019-10-14 23:40:21,975 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-14 23:40:21,977 INFO L168 Benchmark]: Toolchain (without parser) took 14886.94 ms. Allocated memory was 138.4 MB in the beginning and 465.0 MB in the end (delta: 326.6 MB). Free memory was 101.8 MB in the beginning and 95.1 MB in the end (delta: 6.6 MB). Peak memory consumption was 340.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,978 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 597.34 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 168.8 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,980 INFO L168 Benchmark]: Boogie Preprocessor took 114.16 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.0 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,981 INFO L168 Benchmark]: RCFGBuilder took 1127.33 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.0 MB in the beginning and 194.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,981 INFO L168 Benchmark]: TraceAbstraction took 13043.91 ms. Allocated memory was 235.9 MB in the beginning and 465.0 MB in the end (delta: 229.1 MB). Free memory was 194.0 MB in the beginning and 95.1 MB in the end (delta: 98.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 7.1 GB. [2019-10-14 23:40:21,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 138.4 MB. Free memory was 121.7 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 597.34 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 101.6 MB in the beginning and 168.8 MB in the end (delta: -67.3 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.16 ms. Allocated memory is still 202.4 MB. Free memory was 168.8 MB in the beginning and 163.0 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1127.33 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.0 MB in the beginning and 194.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 79.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 13043.91 ms. Allocated memory was 235.9 MB in the beginning and 465.0 MB in the end (delta: 229.1 MB). Free memory was 194.0 MB in the beginning and 95.1 MB in the end (delta: 98.9 MB). Peak memory consumption was 335.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 506]: 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: 807]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 711]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || ((1 == systemActive && 0 == splverifierCounter) && pumpRunning == 0)) || !(\old(systemActive) == 1) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: !(0 == \old(pumpRunning)) || !(\old(systemActive) == 1) - InvariantResult [Line: 817]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 235 locations, 1 error locations. Result: SAFE, OverallTime: 12.9s, OverallIterations: 4, TraceHistogramMax: 2, AutomataDifference: 6.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.7s, HoareTripleCheckerStatistics: 386 SDtfs, 543 SDslu, 256 SDs, 0 SdLazy, 1095 SolverSat, 365 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.6s 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=161occurred 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, 54 LocationsWithAnnotation, 188 PreInvPairs, 208 NumberOfFragments, 714 HoareAnnotationTreeSize, 188 FomulaSimplifications, 10527 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 54 FomulaSimplificationsInter, 4971 FormulaSimplificationTreeSizeReductionInter, 2.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 257 NumberOfCodeBlocks, 257 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 75343 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...