/usr/bin/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_spec4_product13.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 22:02:00,720 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 22:02:00,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 22:02:00,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 22:02:00,740 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 22:02:00,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 22:02:00,744 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 22:02:00,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 22:02:00,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 22:02:00,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 22:02:00,763 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 22:02:00,764 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 22:02:00,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 22:02:00,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 22:02:00,768 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 22:02:00,770 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 22:02:00,771 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 22:02:00,772 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 22:02:00,774 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 22:02:00,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 22:02:00,782 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 22:02:00,786 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 22:02:00,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 22:02:00,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 22:02:00,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 22:02:00,792 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 22:02:00,793 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 22:02:00,794 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 22:02:00,795 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 22:02:00,797 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 22:02:00,798 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 22:02:00,799 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 22:02:00,800 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 22:02:00,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 22:02:00,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 22:02:00,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 22:02:00,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 22:02:00,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 22:02:00,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 22:02:00,804 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 22:02:00,805 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 22:02:00,806 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 [2019-11-06 22:02:00,835 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 22:02:00,839 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 22:02:00,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 22:02:00,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 22:02:00,841 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 22:02:00,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 22:02:00,841 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 22:02:00,841 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 22:02:00,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 22:02:00,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 22:02:00,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 22:02:00,845 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 22:02:00,845 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 22:02:00,846 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 22:02:00,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 22:02:00,846 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 22:02:00,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 22:02:00,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 22:02:00,847 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 22:02:00,847 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 22:02:00,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 22:02:00,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 22:02:00,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 22:02:00,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 22:02:00,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 22:02:00,853 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 22:02:00,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 22:02:00,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 22:02:00,853 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 22:02:01,139 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 22:02:01,151 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 22:02:01,154 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 22:02:01,156 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 22:02:01,156 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 22:02:01,157 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-11-06 22:02:01,215 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76aac6474/287a4717d1eb4648ac1006eb1c951bd9/FLAGcb6a7e93e [2019-11-06 22:02:01,692 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 22:02:01,693 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product13.cil.c [2019-11-06 22:02:01,713 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76aac6474/287a4717d1eb4648ac1006eb1c951bd9/FLAGcb6a7e93e [2019-11-06 22:02:01,993 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76aac6474/287a4717d1eb4648ac1006eb1c951bd9 [2019-11-06 22:02:02,002 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 22:02:02,004 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 22:02:02,005 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:02,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 22:02:02,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 22:02:02,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:01" (1/1) ... [2019-11-06 22:02:02,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@637d7e3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02, skipping insertion in model container [2019-11-06 22:02:02,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:02:01" (1/1) ... [2019-11-06 22:02:02,020 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 22:02:02,083 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 22:02:02,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:02,501 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 22:02:02,594 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 22:02:02,634 INFO L192 MainTranslator]: Completed translation [2019-11-06 22:02:02,635 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02 WrapperNode [2019-11-06 22:02:02,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 22:02:02,636 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 22:02:02,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 22:02:02,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 22:02:02,649 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,649 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,670 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,671 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,709 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,721 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (1/1) ... [2019-11-06 22:02:02,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 22:02:02,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 22:02:02,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 22:02:02,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 22:02:02,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (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 [2019-11-06 22:02:02,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 22:02:02,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 22:02:02,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:02,831 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-11-06 22:02:02,831 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-06 22:02:02,831 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-06 22:02:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-06 22:02:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-11-06 22:02:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-11-06 22:02:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:02,832 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 22:02:02,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-06 22:02:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-11-06 22:02:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 22:02:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-11-06 22:02:02,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-11-06 22:02:02,835 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 22:02:02,836 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 22:02:02,837 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 22:02:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 22:02:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 22:02:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 22:02:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-11-06 22:02:02,837 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 22:02:02,838 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 22:02:02,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 22:02:02,840 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-06 22:02:02,841 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-11-06 22:02:02,842 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-11-06 22:02:02,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 22:02:02,844 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 22:02:03,996 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 22:02:03,997 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-11-06 22:02:03,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:03 BoogieIcfgContainer [2019-11-06 22:02:03,999 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 22:02:04,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 22:02:04,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 22:02:04,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 22:02:04,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:02:01" (1/3) ... [2019-11-06 22:02:04,005 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbde2ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:04, skipping insertion in model container [2019-11-06 22:02:04,005 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:02:02" (2/3) ... [2019-11-06 22:02:04,006 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bbde2ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:02:04, skipping insertion in model container [2019-11-06 22:02:04,006 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:02:03" (3/3) ... [2019-11-06 22:02:04,010 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product13.cil.c [2019-11-06 22:02:04,021 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 22:02:04,030 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 22:02:04,042 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 22:02:04,081 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 22:02:04,082 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 22:02:04,082 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 22:02:04,082 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 22:02:04,082 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 22:02:04,082 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 22:02:04,083 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 22:02:04,083 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 22:02:04,102 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states. [2019-11-06 22:02:04,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-11-06 22:02:04,111 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:04,112 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:04,114 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:04,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:04,119 INFO L82 PathProgramCache]: Analyzing trace with hash -32218829, now seen corresponding path program 1 times [2019-11-06 22:02:04,126 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:04,126 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850078870] [2019-11-06 22:02:04,127 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:04,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,791 WARN L191 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:04,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:04,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:04,917 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850078870] [2019-11-06 22:02:04,918 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:04,918 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-06 22:02:04,920 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718910368] [2019-11-06 22:02:04,927 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-06 22:02:04,927 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:04,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-06 22:02:04,941 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:04,944 INFO L87 Difference]: Start difference. First operand 153 states. Second operand 3 states. [2019-11-06 22:02:05,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:05,961 INFO L93 Difference]: Finished difference Result 243 states and 321 transitions. [2019-11-06 22:02:05,963 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-06 22:02:05,964 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-11-06 22:02:05,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:05,995 INFO L225 Difference]: With dead ends: 243 [2019-11-06 22:02:05,995 INFO L226 Difference]: Without dead ends: 132 [2019-11-06 22:02:06,003 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-06 22:02:06,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2019-11-06 22:02:06,100 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 102. [2019-11-06 22:02:06,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2019-11-06 22:02:06,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 118 transitions. [2019-11-06 22:02:06,105 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 118 transitions. Word has length 46 [2019-11-06 22:02:06,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:06,106 INFO L462 AbstractCegarLoop]: Abstraction has 102 states and 118 transitions. [2019-11-06 22:02:06,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-06 22:02:06,106 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2019-11-06 22:02:06,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-11-06 22:02:06,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:06,110 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:06,110 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:06,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:06,110 INFO L82 PathProgramCache]: Analyzing trace with hash -83452995, now seen corresponding path program 1 times [2019-11-06 22:02:06,111 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:06,111 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1380826717] [2019-11-06 22:02:06,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:06,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,481 WARN L191 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:06,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:06,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:06,515 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1380826717] [2019-11-06 22:02:06,515 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:06,515 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-06 22:02:06,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570643201] [2019-11-06 22:02:06,517 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-06 22:02:06,517 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:06,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-06 22:02:06,518 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-11-06 22:02:06,518 INFO L87 Difference]: Start difference. First operand 102 states and 118 transitions. Second operand 4 states. [2019-11-06 22:02:06,967 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:07,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:07,559 INFO L93 Difference]: Finished difference Result 176 states and 212 transitions. [2019-11-06 22:02:07,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-06 22:02:07,560 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-11-06 22:02:07,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:07,562 INFO L225 Difference]: With dead ends: 176 [2019-11-06 22:02:07,563 INFO L226 Difference]: Without dead ends: 116 [2019-11-06 22:02:07,564 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-11-06 22:02:07,565 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-11-06 22:02:07,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 93. [2019-11-06 22:02:07,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-06 22:02:07,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 106 transitions. [2019-11-06 22:02:07,603 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 106 transitions. Word has length 47 [2019-11-06 22:02:07,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:07,603 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 106 transitions. [2019-11-06 22:02:07,603 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-06 22:02:07,604 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 106 transitions. [2019-11-06 22:02:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-11-06 22:02:07,614 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:07,614 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:07,615 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:07,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:07,615 INFO L82 PathProgramCache]: Analyzing trace with hash 474814694, now seen corresponding path program 1 times [2019-11-06 22:02:07,615 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:07,616 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778490647] [2019-11-06 22:02:07,617 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:07,993 WARN L191 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:08,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:08,082 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778490647] [2019-11-06 22:02:08,082 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:08,082 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-11-06 22:02:08,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442154890] [2019-11-06 22:02:08,083 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-11-06 22:02:08,083 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:08,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-11-06 22:02:08,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-11-06 22:02:08,084 INFO L87 Difference]: Start difference. First operand 93 states and 106 transitions. Second operand 8 states. [2019-11-06 22:02:08,523 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:08,877 WARN L191 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:09,188 WARN L191 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:09,450 WARN L191 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:10,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:10,374 INFO L93 Difference]: Finished difference Result 185 states and 226 transitions. [2019-11-06 22:02:10,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-11-06 22:02:10,375 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-11-06 22:02:10,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:10,378 INFO L225 Difference]: With dead ends: 185 [2019-11-06 22:02:10,378 INFO L226 Difference]: Without dead ends: 116 [2019-11-06 22:02:10,379 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 13 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2019-11-06 22:02:10,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2019-11-06 22:02:10,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 93. [2019-11-06 22:02:10,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-06 22:02:10,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 105 transitions. [2019-11-06 22:02:10,406 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 105 transitions. Word has length 51 [2019-11-06 22:02:10,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:10,406 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 105 transitions. [2019-11-06 22:02:10,407 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-11-06 22:02:10,407 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2019-11-06 22:02:10,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2019-11-06 22:02:10,408 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:10,408 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:10,408 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:10,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:10,409 INFO L82 PathProgramCache]: Analyzing trace with hash -634354162, now seen corresponding path program 1 times [2019-11-06 22:02:10,409 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:10,409 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358728235] [2019-11-06 22:02:10,409 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:10,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,731 WARN L191 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:10,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:10,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:10,872 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358728235] [2019-11-06 22:02:10,872 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:10,872 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 22:02:10,874 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288369889] [2019-11-06 22:02:10,874 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 22:02:10,874 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:10,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 22:02:10,876 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2019-11-06 22:02:10,876 INFO L87 Difference]: Start difference. First operand 93 states and 105 transitions. Second operand 12 states. [2019-11-06 22:02:11,478 WARN L191 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:11,825 WARN L191 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:12,106 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:12,376 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:13,043 WARN L191 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-11-06 22:02:13,839 WARN L191 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:14,204 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:14,492 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:14,765 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:15,068 WARN L191 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-11-06 22:02:15,436 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:15,723 WARN L191 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-11-06 22:02:15,980 WARN L191 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:17,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:17,020 INFO L93 Difference]: Finished difference Result 352 states and 470 transitions. [2019-11-06 22:02:17,020 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2019-11-06 22:02:17,020 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 59 [2019-11-06 22:02:17,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:17,025 INFO L225 Difference]: With dead ends: 352 [2019-11-06 22:02:17,026 INFO L226 Difference]: Without dead ends: 283 [2019-11-06 22:02:17,027 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 106 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2019-11-06 22:02:17,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 283 states. [2019-11-06 22:02:17,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 283 to 218. [2019-11-06 22:02:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 218 states. [2019-11-06 22:02:17,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 256 transitions. [2019-11-06 22:02:17,081 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 256 transitions. Word has length 59 [2019-11-06 22:02:17,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:17,081 INFO L462 AbstractCegarLoop]: Abstraction has 218 states and 256 transitions. [2019-11-06 22:02:17,081 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 22:02:17,081 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 256 transitions. [2019-11-06 22:02:17,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2019-11-06 22:02:17,083 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:17,083 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:17,083 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:17,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:17,084 INFO L82 PathProgramCache]: Analyzing trace with hash -1803036166, now seen corresponding path program 1 times [2019-11-06 22:02:17,084 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:17,084 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [851550155] [2019-11-06 22:02:17,084 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:17,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,342 WARN L191 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:17,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-06 22:02:17,441 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [851550155] [2019-11-06 22:02:17,441 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 22:02:17,441 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-06 22:02:17,442 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809074083] [2019-11-06 22:02:17,444 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-06 22:02:17,444 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:17,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-06 22:02:17,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-06 22:02:17,445 INFO L87 Difference]: Start difference. First operand 218 states and 256 transitions. Second operand 6 states. [2019-11-06 22:02:17,842 WARN L191 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-11-06 22:02:18,323 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:18,324 INFO L93 Difference]: Finished difference Result 357 states and 437 transitions. [2019-11-06 22:02:18,324 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-06 22:02:18,324 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2019-11-06 22:02:18,325 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:18,327 INFO L225 Difference]: With dead ends: 357 [2019-11-06 22:02:18,327 INFO L226 Difference]: Without dead ends: 163 [2019-11-06 22:02:18,329 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2019-11-06 22:02:18,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2019-11-06 22:02:18,362 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 151. [2019-11-06 22:02:18,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2019-11-06 22:02:18,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 168 transitions. [2019-11-06 22:02:18,363 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 168 transitions. Word has length 67 [2019-11-06 22:02:18,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:18,364 INFO L462 AbstractCegarLoop]: Abstraction has 151 states and 168 transitions. [2019-11-06 22:02:18,364 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-06 22:02:18,364 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 168 transitions. [2019-11-06 22:02:18,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2019-11-06 22:02:18,365 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 22:02:18,366 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 22:02:18,366 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 22:02:18,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 22:02:18,366 INFO L82 PathProgramCache]: Analyzing trace with hash 1969970811, now seen corresponding path program 1 times [2019-11-06 22:02:18,366 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 22:02:18,367 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [562349610] [2019-11-06 22:02:18,367 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 22:02:18,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,711 WARN L191 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:18,839 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-11-06 22:02:18,840 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [562349610] [2019-11-06 22:02:18,840 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [757360337] [2019-11-06 22:02:18,840 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:02:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 22:02:19,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 745 conjuncts, 15 conjunts are in the unsatisfiable core [2019-11-06 22:02:19,087 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-06 22:02:19,251 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 28 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-11-06 22:02:19,252 INFO L218 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-11-06 22:02:19,252 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 15 [2019-11-06 22:02:19,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112607245] [2019-11-06 22:02:19,255 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-11-06 22:02:19,257 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 22:02:19,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-11-06 22:02:19,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2019-11-06 22:02:19,258 INFO L87 Difference]: Start difference. First operand 151 states and 168 transitions. Second operand 15 states. [2019-11-06 22:02:19,778 WARN L191 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:20,523 WARN L191 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-11-06 22:02:21,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 22:02:21,163 INFO L93 Difference]: Finished difference Result 203 states and 234 transitions. [2019-11-06 22:02:21,164 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-11-06 22:02:21,164 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 98 [2019-11-06 22:02:21,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 22:02:21,165 INFO L225 Difference]: With dead ends: 203 [2019-11-06 22:02:21,165 INFO L226 Difference]: Without dead ends: 0 [2019-11-06 22:02:21,167 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=96, Invalid=324, Unknown=0, NotChecked=0, Total=420 [2019-11-06 22:02:21,167 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-06 22:02:21,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-06 22:02:21,167 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-06 22:02:21,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-06 22:02:21,167 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 98 [2019-11-06 22:02:21,168 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 22:02:21,168 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-06 22:02:21,168 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-11-06 22:02:21,168 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-06 22:02:21,168 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-06 22:02:21,374 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-06 22:02:21,380 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-06 22:02:22,932 WARN L191 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-11-06 22:02:23,093 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:23,267 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:23,455 WARN L191 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-11-06 22:02:23,783 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-11-06 22:02:24,252 WARN L191 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-11-06 22:02:24,405 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-11-06 22:02:24,886 WARN L191 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2019-11-06 22:02:25,350 WARN L191 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 19 [2019-11-06 22:02:25,811 WARN L191 SmtUtils]: Spent 458.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-11-06 22:02:25,957 WARN L191 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:26,103 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:26,530 WARN L191 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 20 [2019-11-06 22:02:26,678 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-11-06 22:02:26,999 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:27,145 WARN L191 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2019-11-06 22:02:27,288 WARN L191 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 20 [2019-11-06 22:02:27,456 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-11-06 22:02:27,722 WARN L191 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 22 [2019-11-06 22:02:28,227 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 24 [2019-11-06 22:02:28,321 INFO L443 ceAbstractionStarter]: For program point L225(lines 202 226) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 178 233) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point L209(lines 209 213) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point L209-1(lines 209 213) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point L204(line 204) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point L203-2(lines 203 224) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 178 233) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 178 233) no Hoare annotation was computed. [2019-11-06 22:02:28,322 INFO L443 ceAbstractionStarter]: For program point L286(lines 259 287) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L279(line 279) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L279-1(line 279) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 234 293) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 234 293) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L266(lines 266 270) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 234 293) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L266-1(lines 266 270) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L261(line 261) no Hoare annotation was computed. [2019-11-06 22:02:28,323 INFO L443 ceAbstractionStarter]: For program point L260-2(lines 260 285) no Hoare annotation was computed. [2019-11-06 22:02:28,324 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 865 871) the Hoare annotation is: true [2019-11-06 22:02:28,324 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 865 871) no Hoare annotation was computed. [2019-11-06 22:02:28,324 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 872 880) no Hoare annotation was computed. [2019-11-06 22:02:28,324 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 872 880) the Hoare annotation is: true [2019-11-06 22:02:28,324 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 872 880) no Hoare annotation was computed. [2019-11-06 22:02:28,324 INFO L439 ceAbstractionStarter]: At program point L512(line 512) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,325 INFO L443 ceAbstractionStarter]: For program point L512-1(line 512) no Hoare annotation was computed. [2019-11-06 22:02:28,325 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 502 526) the Hoare annotation is: true [2019-11-06 22:02:28,325 INFO L443 ceAbstractionStarter]: For program point L510(lines 510 523) no Hoare annotation was computed. [2019-11-06 22:02:28,325 INFO L443 ceAbstractionStarter]: For program point L510-1(lines 502 526) no Hoare annotation was computed. [2019-11-06 22:02:28,325 INFO L446 ceAbstractionStarter]: At program point L508(line 508) the Hoare annotation is: true [2019-11-06 22:02:28,325 INFO L443 ceAbstractionStarter]: For program point L508-1(line 508) no Hoare annotation was computed. [2019-11-06 22:02:28,325 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 502 526) no Hoare annotation was computed. [2019-11-06 22:02:28,325 INFO L439 ceAbstractionStarter]: At program point L516(line 516) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,326 INFO L443 ceAbstractionStarter]: For program point L514(lines 514 520) no Hoare annotation was computed. [2019-11-06 22:02:28,326 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 606 628) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,326 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 606 628) no Hoare annotation was computed. [2019-11-06 22:02:28,326 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 606 628) no Hoare annotation was computed. [2019-11-06 22:02:28,326 INFO L439 ceAbstractionStarter]: At program point L618(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:02:28,326 INFO L439 ceAbstractionStarter]: At program point L618-1(line 618) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= main_~tmp~4 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-11-06 22:02:28,326 INFO L443 ceAbstractionStarter]: For program point L616(lines 616 623) no Hoare annotation was computed. [2019-11-06 22:02:28,327 INFO L443 ceAbstractionStarter]: For program point L616-1(lines 616 623) no Hoare annotation was computed. [2019-11-06 22:02:28,327 INFO L443 ceAbstractionStarter]: For program point L614(line 614) no Hoare annotation was computed. [2019-11-06 22:02:28,327 INFO L439 ceAbstractionStarter]: At program point L613(line 613) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,327 INFO L439 ceAbstractionStarter]: At program point L612(line 612) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,327 INFO L439 ceAbstractionStarter]: At program point L612-1(line 612) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,327 INFO L443 ceAbstractionStarter]: For program point L577(line 577) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L576(line 576) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 561 584) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L575(line 575) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L574(line 574) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L573(line 573) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 561 584) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L572(line 572) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 561 584) no Hoare annotation was computed. [2019-11-06 22:02:28,328 INFO L443 ceAbstractionStarter]: For program point L571(line 571) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L570(line 570) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L569(line 569) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L568(line 568) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L567(line 567) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L566(line 566) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L579(line 579) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point L578(line 578) no Hoare annotation was computed. [2019-11-06 22:02:28,329 INFO L443 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 659 665) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L446 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 659 665) the Hoare annotation is: true [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 692 699) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 692 699) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 692 699) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 736 744) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 736 744) the Hoare annotation is: true [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 736 744) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point L764(lines 764 772) no Hoare annotation was computed. [2019-11-06 22:02:28,330 INFO L443 ceAbstractionStarter]: For program point L764-2(lines 764 772) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point L752(lines 752 760) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 745 780) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point L752-2(lines 752 760) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point L775(line 775) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 745 780) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point L775-1(line 775) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 745 780) no Hoare annotation was computed. [2019-11-06 22:02:28,331 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 858 864) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 858 864) the Hoare annotation is: true [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 132 177) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 132 177) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 132 177) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 445 490) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point L465(lines 465 472) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point L459(lines 459 479) no Hoare annotation was computed. [2019-11-06 22:02:28,332 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 445 490) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L443 ceAbstractionStarter]: For program point L459-1(lines 459 479) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 445 490) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 593 602) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,333 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 593 602) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 593 602) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L446 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 725 735) the Hoare annotation is: true [2019-11-06 22:02:28,333 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 725 735) no Hoare annotation was computed. [2019-11-06 22:02:28,333 INFO L446 ceAbstractionStarter]: At program point L730(line 730) the Hoare annotation is: true [2019-11-06 22:02:28,334 INFO L443 ceAbstractionStarter]: For program point L730-1(line 730) no Hoare annotation was computed. [2019-11-06 22:02:28,334 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 725 735) no Hoare annotation was computed. [2019-11-06 22:02:28,334 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 717 724) the Hoare annotation is: true [2019-11-06 22:02:28,334 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 717 724) no Hoare annotation was computed. [2019-11-06 22:02:28,334 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 717 724) no Hoare annotation was computed. [2019-11-06 22:02:28,334 INFO L439 ceAbstractionStarter]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,334 INFO L443 ceAbstractionStarter]: For program point L673-1(line 673) no Hoare annotation was computed. [2019-11-06 22:02:28,335 INFO L443 ceAbstractionStarter]: For program point L671(lines 671 688) no Hoare annotation was computed. [2019-11-06 22:02:28,335 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 667 691) no Hoare annotation was computed. [2019-11-06 22:02:28,335 INFO L439 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 667 691) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,335 INFO L439 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,335 INFO L443 ceAbstractionStarter]: For program point L686-1(lines 667 691) no Hoare annotation was computed. [2019-11-06 22:02:28,335 INFO L439 ceAbstractionStarter]: At program point L681(line 681) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,335 INFO L439 ceAbstractionStarter]: At program point L677(line 677) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,336 INFO L443 ceAbstractionStarter]: For program point L675(lines 675 683) no Hoare annotation was computed. [2019-11-06 22:02:28,336 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 782 845) the Hoare annotation is: (or (and (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,336 INFO L443 ceAbstractionStarter]: For program point L828(lines 828 832) no Hoare annotation was computed. [2019-11-06 22:02:28,336 INFO L439 ceAbstractionStarter]: At program point L828-2(lines 822 833) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-11-06 22:02:28,336 INFO L443 ceAbstractionStarter]: For program point L793(lines 792 837) no Hoare annotation was computed. [2019-11-06 22:02:28,336 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 782 845) no Hoare annotation was computed. [2019-11-06 22:02:28,336 INFO L443 ceAbstractionStarter]: For program point L822(lines 822 833) no Hoare annotation was computed. [2019-11-06 22:02:28,336 INFO L439 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-11-06 22:02:28,337 INFO L443 ceAbstractionStarter]: For program point L812(lines 812 818) no Hoare annotation was computed. [2019-11-06 22:02:28,337 INFO L443 ceAbstractionStarter]: For program point L812-1(lines 812 818) no Hoare annotation was computed. [2019-11-06 22:02:28,337 INFO L439 ceAbstractionStarter]: At program point L804(line 804) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-11-06 22:02:28,337 INFO L439 ceAbstractionStarter]: At program point L835(lines 792 837) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0))) (or (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|)) (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 (= ~pumpRunning~0 0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-11-06 22:02:28,337 INFO L443 ceAbstractionStarter]: For program point L802(lines 802 808) no Hoare annotation was computed. [2019-11-06 22:02:28,337 INFO L443 ceAbstractionStarter]: For program point L802-1(lines 802 808) no Hoare annotation was computed. [2019-11-06 22:02:28,337 INFO L443 ceAbstractionStarter]: For program point L794(lines 794 798) no Hoare annotation was computed. [2019-11-06 22:02:28,337 INFO L439 ceAbstractionStarter]: At program point L838(lines 791 839) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 782 845) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point L413(lines 413 433) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point L413-1(lines 413 433) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 399 444) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 399 444) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 399 444) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point L419(lines 419 426) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 93 115) no Hoare annotation was computed. [2019-11-06 22:02:28,338 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 93 115) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L101(lines 101 109) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 93 115) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L101-2(lines 101 109) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L384(lines 384 395) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 296 398) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L347(lines 347 351) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L345-2(lines 345 365) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point L366(lines 344 367) no Hoare annotation was computed. [2019-11-06 22:02:28,339 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 296 398) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L325(lines 325 341) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L385(lines 385 392) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L346(lines 345 365) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L377(line 377) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L377-1(line 377) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L342(lines 342 383) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 296 398) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L361(line 361) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point L361-1(line 361) no Hoare annotation was computed. [2019-11-06 22:02:28,340 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 848 857) no Hoare annotation was computed. [2019-11-06 22:02:28,341 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 848 857) no Hoare annotation was computed. [2019-11-06 22:02:28,341 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 848 857) no Hoare annotation was computed. [2019-11-06 22:02:28,341 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,341 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#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)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.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~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~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)|)) [2019-11-06 22:02:28,341 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point L705(line 705) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point L705-1(line 705) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 700 716) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 700 716) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point L711(line 711) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point L711-1(lines 700 716) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point L707(lines 707 713) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 116 124) the Hoare annotation is: true [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 116 124) no Hoare annotation was computed. [2019-11-06 22:02:28,342 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 116 124) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 72 83) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1 .cse2) (or .cse2 .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point L76-1(lines 72 83) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 72 83) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L446 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 84 92) the Hoare annotation is: true [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 84 92) no Hoare annotation was computed. [2019-11-06 22:02:28,343 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 84 92) no Hoare annotation was computed. [2019-11-06 22:02:28,344 INFO L439 ceAbstractionStarter]: At program point L641(line 641) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2019-11-06 22:02:28,344 INFO L443 ceAbstractionStarter]: For program point L639(lines 638 657) no Hoare annotation was computed. [2019-11-06 22:02:28,344 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 635 658) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or (and (= 1 ~waterLevel~0) .cse2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-11-06 22:02:28,344 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 635 658) no Hoare annotation was computed. [2019-11-06 22:02:28,344 INFO L439 ceAbstractionStarter]: At program point L648(line 648) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or (and (= 1 ~waterLevel~0) .cse2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-11-06 22:02:28,344 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 635 658) no Hoare annotation was computed. [2019-11-06 22:02:28,345 INFO L439 ceAbstractionStarter]: At program point L646(lines 646 652) the Hoare annotation is: (let ((.cse2 (= ~pumpRunning~0 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse2)) (or (and (= 1 ~waterLevel~0) .cse2) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))))) [2019-11-06 22:02:28,345 INFO L443 ceAbstractionStarter]: For program point L544(lines 544 548) no Hoare annotation was computed. [2019-11-06 22:02:28,345 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 530 559) no Hoare annotation was computed. [2019-11-06 22:02:28,345 INFO L446 ceAbstractionStarter]: At program point L544-1(lines 544 548) the Hoare annotation is: true [2019-11-06 22:02:28,345 INFO L443 ceAbstractionStarter]: For program point L541(line 541) no Hoare annotation was computed. [2019-11-06 22:02:28,345 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 530 559) the Hoare annotation is: true [2019-11-06 22:02:28,345 INFO L446 ceAbstractionStarter]: At program point L540-2(lines 540 554) the Hoare annotation is: true [2019-11-06 22:02:28,345 INFO L446 ceAbstractionStarter]: At program point L536(line 536) the Hoare annotation is: true [2019-11-06 22:02:28,345 INFO L443 ceAbstractionStarter]: For program point L536-1(line 536) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L446 ceAbstractionStarter]: At program point L555(lines 530 559) the Hoare annotation is: true [2019-11-06 22:02:28,346 INFO L443 ceAbstractionStarter]: For program point L551(line 551) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 48 59) the Hoare annotation is: true [2019-11-06 22:02:28,346 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 48 59) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L443 ceAbstractionStarter]: For program point L52-1(lines 48 59) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 585 591) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 585 591) the Hoare annotation is: true [2019-11-06 22:02:28,346 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,346 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-11-06 22:02:28,347 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-11-06 22:02:28,347 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-06 22:02:28,347 INFO L443 ceAbstractionStarter]: For program point L64-1(lines 60 71) no Hoare annotation was computed. [2019-11-06 22:02:28,347 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 60 71) no Hoare annotation was computed. [2019-11-06 22:02:28,347 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 60 71) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1)))) (and (or (= 1 ~waterLevel~0) .cse0 .cse1 (not (= |old(~waterLevel~0)| 1))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|)) (= ~waterLevel~0 |old(~waterLevel~0)|)))) [2019-11-06 22:02:28,347 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 492 499) no Hoare annotation was computed. [2019-11-06 22:02:28,347 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 496) no Hoare annotation was computed. [2019-11-06 22:02:28,348 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 492 499) the Hoare annotation is: true [2019-11-06 22:02:28,348 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 492 499) no Hoare annotation was computed. [2019-11-06 22:02:28,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:02:28 BoogieIcfgContainer [2019-11-06 22:02:28,362 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-06 22:02:28,364 INFO L168 Benchmark]: Toolchain (without parser) took 26360.33 ms. Allocated memory was 141.0 MB in the beginning and 554.2 MB in the end (delta: 413.1 MB). Free memory was 103.4 MB in the beginning and 488.8 MB in the end (delta: -385.4 MB). Peak memory consumption was 408.1 MB. Max. memory is 7.1 GB. [2019-11-06 22:02:28,365 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 122.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-11-06 22:02:28,366 INFO L168 Benchmark]: CACSL2BoogieTranslator took 631.18 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 171.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. [2019-11-06 22:02:28,366 INFO L168 Benchmark]: Boogie Preprocessor took 114.13 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 166.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2019-11-06 22:02:28,367 INFO L168 Benchmark]: RCFGBuilder took 1248.26 ms. Allocated memory was 203.4 MB in the beginning and 232.3 MB in the end (delta: 28.8 MB). Free memory was 166.6 MB in the beginning and 192.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 77.3 MB. Max. memory is 7.1 GB. [2019-11-06 22:02:28,368 INFO L168 Benchmark]: TraceAbstraction took 24362.36 ms. Allocated memory was 232.3 MB in the beginning and 554.2 MB in the end (delta: 321.9 MB). Free memory was 190.9 MB in the beginning and 488.8 MB in the end (delta: -297.9 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. [2019-11-06 22:02:28,372 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory is still 122.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 631.18 ms. Allocated memory was 141.0 MB in the beginning and 203.4 MB in the end (delta: 62.4 MB). Free memory was 103.4 MB in the beginning and 171.4 MB in the end (delta: -67.9 MB). Peak memory consumption was 24.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.13 ms. Allocated memory is still 203.4 MB. Free memory was 171.4 MB in the beginning and 166.6 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1248.26 ms. Allocated memory was 203.4 MB in the beginning and 232.3 MB in the end (delta: 28.8 MB). Free memory was 166.6 MB in the beginning and 192.5 MB in the end (delta: -25.9 MB). Peak memory consumption was 77.3 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24362.36 ms. Allocated memory was 232.3 MB in the beginning and 554.2 MB in the end (delta: 321.9 MB). Free memory was 190.9 MB in the beginning and 488.8 MB in the end (delta: -297.9 MB). Peak memory consumption was 404.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 496]: 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: 530]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 792]: Loop Invariant Derived loop invariant: (((((pumpRunning == \old(pumpRunning) && 0 == splverifierCounter) && waterLevel == \old(waterLevel)) || !(0 == \old(pumpRunning))) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 540]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 211 locations, 1 error locations. Result: SAFE, OverallTime: 24.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.9s, HoareTripleCheckerStatistics: 489 SDtfs, 1110 SDslu, 420 SDs, 0 SdLazy, 2404 SolverSat, 723 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 288 GetRequests, 222 SyntacticMatches, 1 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 7.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 153 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 49 LocationsWithAnnotation, 294 PreInvPairs, 314 NumberOfFragments, 967 HoareAnnotationTreeSize, 294 FomulaSimplifications, 40445 FormulaSimplificationTreeSizeReduction, 1.0s HoareSimplificationTime, 49 FomulaSimplificationsInter, 7939 FormulaSimplificationTreeSizeReductionInter, 5.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 466 NumberOfCodeBlocks, 466 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 133723 SizeOfPredicates, 3 NumberOfNonLiveVariables, 745 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 59/62 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...