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_product11.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 19:38:44,830 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 19:38:44,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 19:38:44,854 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 19:38:44,854 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 19:38:44,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 19:38:44,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 19:38:44,865 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 19:38:44,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 19:38:44,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 19:38:44,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 19:38:44,874 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 19:38:44,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 19:38:44,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 19:38:44,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 19:38:44,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 19:38:44,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 19:38:44,887 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 19:38:44,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 19:38:44,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 19:38:44,901 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 19:38:44,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 19:38:44,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 19:38:44,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 19:38:44,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 19:38:44,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 19:38:44,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 19:38:44,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 19:38:44,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 19:38:44,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 19:38:44,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 19:38:44,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 19:38:44,916 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 19:38:44,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 19:38:44,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 19:38:44,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 19:38:44,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 19:38:44,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 19:38:44,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 19:38:44,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 19:38:44,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 19:38:44,925 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 19:38:44,944 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 19:38:44,944 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 19:38:44,945 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 19:38:44,945 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 19:38:44,946 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 19:38:44,946 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 19:38:44,946 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 19:38:44,946 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 19:38:44,947 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 19:38:44,947 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 19:38:44,947 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 19:38:44,947 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 19:38:44,947 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 19:38:44,948 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 19:38:44,948 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 19:38:44,948 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 19:38:44,948 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 19:38:44,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 19:38:44,949 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 19:38:44,949 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 19:38:44,949 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 19:38:44,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:38:44,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 19:38:44,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 19:38:44,950 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 19:38:44,950 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 19:38:44,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 19:38:44,951 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 19:38:44,951 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-13 19:38:45,219 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 19:38:45,236 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 19:38:45,239 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 19:38:45,241 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 19:38:45,241 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 19:38:45,242 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-10-13 19:38:45,315 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bf2a327/8c333366752f4275870e1324be6596af/FLAG9cfe2543d [2019-10-13 19:38:45,795 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 19:38:45,796 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product11.cil.c [2019-10-13 19:38:45,807 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bf2a327/8c333366752f4275870e1324be6596af/FLAG9cfe2543d [2019-10-13 19:38:46,118 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/11bf2a327/8c333366752f4275870e1324be6596af [2019-10-13 19:38:46,128 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 19:38:46,130 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 19:38:46,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 19:38:46,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 19:38:46,135 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 19:38:46,136 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9061149 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46, skipping insertion in model container [2019-10-13 19:38:46,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,146 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 19:38:46,204 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 19:38:46,629 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:38:46,654 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 19:38:46,759 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 19:38:46,795 INFO L192 MainTranslator]: Completed translation [2019-10-13 19:38:46,796 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46 WrapperNode [2019-10-13 19:38:46,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 19:38:46,797 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 19:38:46,797 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 19:38:46,797 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 19:38:46,809 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,826 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,827 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,863 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,868 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... [2019-10-13 19:38:46,876 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 19:38:46,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 19:38:46,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 19:38:46,877 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 19:38:46,878 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 19:38:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 19:38:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 19:38:46,936 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__base [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2019-10-13 19:38:46,937 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2019-10-13 19:38:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2019-10-13 19:38:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2019-10-13 19:38:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2019-10-13 19:38:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2019-10-13 19:38:46,938 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-10-13 19:38:46,939 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2019-10-13 19:38:46,940 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2019-10-13 19:38:46,940 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-10-13 19:38:46,940 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 19:38:46,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 19:38:46,942 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2019-10-13 19:38:46,943 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2019-10-13 19:38:46,944 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__base [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-10-13 19:38:46,945 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 19:38:46,946 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 19:38:46,947 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 19:38:46,948 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 19:38:46,949 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 19:38:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 19:38:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 19:38:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 19:38:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 19:38:46,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 19:38:48,027 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 19:38:48,028 INFO L284 CfgBuilder]: Removed 5 assume(true) statements. [2019-10-13 19:38:48,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:38:48 BoogieIcfgContainer [2019-10-13 19:38:48,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 19:38:48,031 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 19:38:48,031 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 19:38:48,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 19:38:48,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:38:46" (1/3) ... [2019-10-13 19:38:48,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f687f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:38:48, skipping insertion in model container [2019-10-13 19:38:48,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:38:46" (2/3) ... [2019-10-13 19:38:48,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f687f69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:38:48, skipping insertion in model container [2019-10-13 19:38:48,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:38:48" (3/3) ... [2019-10-13 19:38:48,039 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product11.cil.c [2019-10-13 19:38:48,049 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 19:38:48,058 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 19:38:48,069 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 19:38:48,095 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 19:38:48,095 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 19:38:48,096 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 19:38:48,096 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 19:38:48,096 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 19:38:48,096 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 19:38:48,096 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 19:38:48,097 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 19:38:48,119 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states. [2019-10-13 19:38:48,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2019-10-13 19:38:48,131 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:48,132 INFO L380 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] [2019-10-13 19:38:48,133 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:48,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:48,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1153338705, now seen corresponding path program 1 times [2019-10-13 19:38:48,145 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:48,146 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [61841308] [2019-10-13 19:38:48,146 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:48,146 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:48,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:48,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,810 WARN L191 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:48,927 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:38:48,928 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [61841308] [2019-10-13 19:38:48,929 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:48,929 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 19:38:48,930 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510050111] [2019-10-13 19:38:48,935 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 19:38:48,935 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:48,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 19:38:48,951 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 19:38:48,953 INFO L87 Difference]: Start difference. First operand 133 states. Second operand 3 states. [2019-10-13 19:38:49,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:49,928 INFO L93 Difference]: Finished difference Result 219 states and 293 transitions. [2019-10-13 19:38:49,929 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 19:38:49,931 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2019-10-13 19:38:49,932 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:49,945 INFO L225 Difference]: With dead ends: 219 [2019-10-13 19:38:49,945 INFO L226 Difference]: Without dead ends: 120 [2019-10-13 19:38:49,950 INFO L600 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 [2019-10-13 19:38:49,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2019-10-13 19:38:50,027 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 90. [2019-10-13 19:38:50,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2019-10-13 19:38:50,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 104 transitions. [2019-10-13 19:38:50,032 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 104 transitions. Word has length 46 [2019-10-13 19:38:50,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:50,033 INFO L462 AbstractCegarLoop]: Abstraction has 90 states and 104 transitions. [2019-10-13 19:38:50,033 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 19:38:50,033 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 104 transitions. [2019-10-13 19:38:50,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2019-10-13 19:38:50,036 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:50,036 INFO L380 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] [2019-10-13 19:38:50,037 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:50,037 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:50,037 INFO L82 PathProgramCache]: Analyzing trace with hash -976475527, now seen corresponding path program 1 times [2019-10-13 19:38:50,038 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:50,038 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [366609130] [2019-10-13 19:38:50,038 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:50,038 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:50,038 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:50,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,421 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:50,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:50,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:38:50,488 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [366609130] [2019-10-13 19:38:50,488 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:50,488 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-13 19:38:50,488 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1680119340] [2019-10-13 19:38:50,496 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-13 19:38:50,496 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:50,497 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-13 19:38:50,497 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-13 19:38:50,497 INFO L87 Difference]: Start difference. First operand 90 states and 104 transitions. Second operand 4 states. [2019-10-13 19:38:51,031 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:38:51,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:51,591 INFO L93 Difference]: Finished difference Result 143 states and 174 transitions. [2019-10-13 19:38:51,592 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-13 19:38:51,592 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2019-10-13 19:38:51,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:51,596 INFO L225 Difference]: With dead ends: 143 [2019-10-13 19:38:51,596 INFO L226 Difference]: Without dead ends: 104 [2019-10-13 19:38:51,598 INFO L600 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 [2019-10-13 19:38:51,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 104 states. [2019-10-13 19:38:51,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 104 to 81. [2019-10-13 19:38:51,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 81 states. [2019-10-13 19:38:51,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 81 states and 92 transitions. [2019-10-13 19:38:51,672 INFO L78 Accepts]: Start accepts. Automaton has 81 states and 92 transitions. Word has length 47 [2019-10-13 19:38:51,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:51,673 INFO L462 AbstractCegarLoop]: Abstraction has 81 states and 92 transitions. [2019-10-13 19:38:51,673 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-13 19:38:51,673 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 92 transitions. [2019-10-13 19:38:51,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2019-10-13 19:38:51,683 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:51,683 INFO L380 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] [2019-10-13 19:38:51,685 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:51,685 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:51,685 INFO L82 PathProgramCache]: Analyzing trace with hash 560294279, now seen corresponding path program 1 times [2019-10-13 19:38:51,686 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:51,686 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [49228445] [2019-10-13 19:38:51,686 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:51,686 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:51,686 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:51,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,065 WARN L191 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:52,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:52,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:38:52,143 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [49228445] [2019-10-13 19:38:52,144 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:52,144 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-13 19:38:52,144 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247629662] [2019-10-13 19:38:52,145 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-13 19:38:52,145 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:52,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-13 19:38:52,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2019-10-13 19:38:52,146 INFO L87 Difference]: Start difference. First operand 81 states and 92 transitions. Second operand 8 states. [2019-10-13 19:38:52,549 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:38:52,880 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:53,152 WARN L191 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:53,429 WARN L191 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:54,178 WARN L191 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:38:55,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:38:55,176 INFO L93 Difference]: Finished difference Result 287 states and 356 transitions. [2019-10-13 19:38:55,177 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-13 19:38:55,177 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2019-10-13 19:38:55,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:38:55,180 INFO L225 Difference]: With dead ends: 287 [2019-10-13 19:38:55,181 INFO L226 Difference]: Without dead ends: 230 [2019-10-13 19:38:55,182 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:38:55,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2019-10-13 19:38:55,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 168. [2019-10-13 19:38:55,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2019-10-13 19:38:55,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 200 transitions. [2019-10-13 19:38:55,234 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 200 transitions. Word has length 51 [2019-10-13 19:38:55,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:38:55,235 INFO L462 AbstractCegarLoop]: Abstraction has 168 states and 200 transitions. [2019-10-13 19:38:55,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-13 19:38:55,235 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 200 transitions. [2019-10-13 19:38:55,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-10-13 19:38:55,236 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:38:55,236 INFO L380 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] [2019-10-13 19:38:55,236 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:38:55,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:38:55,237 INFO L82 PathProgramCache]: Analyzing trace with hash 1587380888, now seen corresponding path program 1 times [2019-10-13 19:38:55,237 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:38:55,237 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688735230] [2019-10-13 19:38:55,237 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:55,238 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:38:55,238 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:38:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,590 WARN L191 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:38:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:38:55,732 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:38:55,733 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688735230] [2019-10-13 19:38:55,733 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:38:55,733 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-13 19:38:55,734 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618368895] [2019-10-13 19:38:55,734 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-13 19:38:55,734 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:38:55,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-13 19:38:55,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2019-10-13 19:38:55,735 INFO L87 Difference]: Start difference. First operand 168 states and 200 transitions. Second operand 11 states. [2019-10-13 19:38:56,215 WARN L191 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:38:56,560 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:56,828 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:57,112 WARN L191 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:57,695 WARN L191 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2019-10-13 19:38:58,378 WARN L191 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:38:58,736 WARN L191 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:38:59,025 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:38:59,290 WARN L191 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2019-10-13 19:38:59,562 WARN L191 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:38:59,873 WARN L191 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:00,192 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2019-10-13 19:39:00,490 WARN L191 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:01,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:01,045 INFO L93 Difference]: Finished difference Result 594 states and 779 transitions. [2019-10-13 19:39:01,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-10-13 19:39:01,047 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 54 [2019-10-13 19:39:01,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:01,052 INFO L225 Difference]: With dead ends: 594 [2019-10-13 19:39:01,052 INFO L226 Difference]: Without dead ends: 450 [2019-10-13 19:39:01,055 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=111, Invalid=441, Unknown=0, NotChecked=0, Total=552 [2019-10-13 19:39:01,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 450 states. [2019-10-13 19:39:01,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 450 to 422. [2019-10-13 19:39:01,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 422 states. [2019-10-13 19:39:01,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 422 states to 422 states and 520 transitions. [2019-10-13 19:39:01,179 INFO L78 Accepts]: Start accepts. Automaton has 422 states and 520 transitions. Word has length 54 [2019-10-13 19:39:01,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:01,179 INFO L462 AbstractCegarLoop]: Abstraction has 422 states and 520 transitions. [2019-10-13 19:39:01,179 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-13 19:39:01,179 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 520 transitions. [2019-10-13 19:39:01,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2019-10-13 19:39:01,181 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:01,181 INFO L380 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] [2019-10-13 19:39:01,182 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:01,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:01,182 INFO L82 PathProgramCache]: Analyzing trace with hash -660855694, now seen corresponding path program 1 times [2019-10-13 19:39:01,182 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:01,182 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997387952] [2019-10-13 19:39:01,183 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:01,183 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:01,183 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,486 WARN L191 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:01,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 19:39:01,545 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997387952] [2019-10-13 19:39:01,545 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 19:39:01,546 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-13 19:39:01,546 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [327362282] [2019-10-13 19:39:01,546 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-13 19:39:01,547 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:01,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-13 19:39:01,547 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-10-13 19:39:01,547 INFO L87 Difference]: Start difference. First operand 422 states and 520 transitions. Second operand 5 states. [2019-10-13 19:39:01,891 WARN L191 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2019-10-13 19:39:02,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:02,405 INFO L93 Difference]: Finished difference Result 736 states and 931 transitions. [2019-10-13 19:39:02,406 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-13 19:39:02,406 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 58 [2019-10-13 19:39:02,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:02,409 INFO L225 Difference]: With dead ends: 736 [2019-10-13 19:39:02,409 INFO L226 Difference]: Without dead ends: 373 [2019-10-13 19:39:02,412 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-10-13 19:39:02,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 373 states. [2019-10-13 19:39:02,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 373 to 360. [2019-10-13 19:39:02,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 360 states. [2019-10-13 19:39:02,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 360 states to 360 states and 419 transitions. [2019-10-13 19:39:02,505 INFO L78 Accepts]: Start accepts. Automaton has 360 states and 419 transitions. Word has length 58 [2019-10-13 19:39:02,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:02,506 INFO L462 AbstractCegarLoop]: Abstraction has 360 states and 419 transitions. [2019-10-13 19:39:02,506 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-13 19:39:02,506 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 419 transitions. [2019-10-13 19:39:02,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2019-10-13 19:39:02,508 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 19:39:02,508 INFO L380 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 19:39:02,508 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 19:39:02,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 19:39:02,509 INFO L82 PathProgramCache]: Analyzing trace with hash 936630038, now seen corresponding path program 1 times [2019-10-13 19:39:02,509 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-13 19:39:02,509 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350998916] [2019-10-13 19:39:02,509 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:02,510 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 19:39:02,510 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 19:39:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,827 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:02,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:02,898 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2019-10-13 19:39:02,898 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350998916] [2019-10-13 19:39:02,898 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1110277384] [2019-10-13 19:39:02,899 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 [2019-10-13 19:39:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 19:39:03,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 729 conjuncts, 15 conjunts are in the unsatisfiable core [2019-10-13 19:39:03,086 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 19:39:03,232 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 23 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2019-10-13 19:39:03,233 INFO L223 tionRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2019-10-13 19:39:03,233 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7] total 13 [2019-10-13 19:39:03,233 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1330564905] [2019-10-13 19:39:03,234 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-13 19:39:03,234 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-13 19:39:03,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-13 19:39:03,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2019-10-13 19:39:03,235 INFO L87 Difference]: Start difference. First operand 360 states and 419 transitions. Second operand 13 states. [2019-10-13 19:39:03,786 WARN L191 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:04,534 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2019-10-13 19:39:05,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 19:39:05,286 INFO L93 Difference]: Finished difference Result 480 states and 570 transitions. [2019-10-13 19:39:05,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-10-13 19:39:05,287 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 88 [2019-10-13 19:39:05,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 19:39:05,287 INFO L225 Difference]: With dead ends: 480 [2019-10-13 19:39:05,288 INFO L226 Difference]: Without dead ends: 0 [2019-10-13 19:39:05,290 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=78, Invalid=264, Unknown=0, NotChecked=0, Total=342 [2019-10-13 19:39:05,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-13 19:39:05,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-13 19:39:05,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-13 19:39:05,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-13 19:39:05,292 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2019-10-13 19:39:05,292 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 19:39:05,292 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-13 19:39:05,293 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-10-13 19:39:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-13 19:39:05,293 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-13 19:39:05,497 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 19:39:05,503 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-13 19:39:07,659 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:08,193 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 22 [2019-10-13 19:39:08,361 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:08,900 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2019-10-13 19:39:09,052 WARN L191 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:09,202 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:09,361 WARN L191 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:09,647 WARN L191 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2019-10-13 19:39:09,834 WARN L191 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:10,013 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-13 19:39:10,188 WARN L191 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-13 19:39:10,665 WARN L191 SmtUtils]: Spent 474.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 17 [2019-10-13 19:39:10,833 WARN L191 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2019-10-13 19:39:11,291 WARN L191 SmtUtils]: Spent 454.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 17 [2019-10-13 19:39:11,450 WARN L191 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2019-10-13 19:39:12,079 WARN L191 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 17 [2019-10-13 19:39:12,243 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 1 [2019-10-13 19:39:12,690 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 20 [2019-10-13 19:39:12,846 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L574(lines 551 575) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeFINAL(lines 527 582) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L558(lines 558 562) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L558-1(lines 558 562) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L553(line 553) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeEXIT(lines 527 582) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L552-2(lines 552 573) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_freeENTRY(lines 527 582) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L609-2(lines 609 634) no Hoare annotation was computed. [2019-10-13 19:39:12,850 INFO L443 ceAbstractionStarter]: For program point L635(lines 608 636) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetFINAL(lines 583 642) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point L628(line 628) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetENTRY(lines 583 642) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_resetEXIT(lines 583 642) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point L615(lines 615 619) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point L615-1(lines 615 619) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point L610(line 610) no Hoare annotation was computed. [2019-10-13 19:39:12,851 INFO L446 ceAbstractionStarter]: At program point select_helpersFINAL(lines 859 865) the Hoare annotation is: true [2019-10-13 19:39:12,851 INFO L443 ceAbstractionStarter]: For program point select_helpersEXIT(lines 859 865) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point valid_productEXIT(lines 866 874) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L446 ceAbstractionStarter]: At program point valid_productENTRY(lines 866 874) the Hoare annotation is: true [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point valid_productFINAL(lines 866 874) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L446 ceAbstractionStarter]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 270 294) the Hoare annotation is: true [2019-10-13 19:39:12,852 INFO L439 ceAbstractionStarter]: At program point L284(line 284) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point L282(lines 282 288) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L439 ceAbstractionStarter]: At program point L280(line 280) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point L280-1(line 280) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point L278(lines 278 291) no Hoare annotation was computed. [2019-10-13 19:39:12,852 INFO L443 ceAbstractionStarter]: For program point L278-1(lines 270 294) no Hoare annotation was computed. [2019-10-13 19:39:12,853 INFO L446 ceAbstractionStarter]: At program point L276(line 276) the Hoare annotation is: true [2019-10-13 19:39:12,853 INFO L443 ceAbstractionStarter]: For program point L276-1(line 276) no Hoare annotation was computed. [2019-10-13 19:39:12,853 INFO L443 ceAbstractionStarter]: For program point __utac_acc__Specification4_spec__1EXIT(lines 270 294) no Hoare annotation was computed. [2019-10-13 19:39:12,853 INFO L439 ceAbstractionStarter]: At program point mainENTRY(lines 451 473) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,853 INFO L443 ceAbstractionStarter]: For program point mainEXIT(lines 451 473) no Hoare annotation was computed. [2019-10-13 19:39:12,853 INFO L439 ceAbstractionStarter]: At program point L463(line 463) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,853 INFO L439 ceAbstractionStarter]: At program point L463-1(line 463) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,854 INFO L443 ceAbstractionStarter]: For program point L461(lines 461 468) no Hoare annotation was computed. [2019-10-13 19:39:12,854 INFO L443 ceAbstractionStarter]: For program point mainFINAL(lines 451 473) no Hoare annotation was computed. [2019-10-13 19:39:12,854 INFO L443 ceAbstractionStarter]: For program point L461-1(lines 461 468) no Hoare annotation was computed. [2019-10-13 19:39:12,854 INFO L443 ceAbstractionStarter]: For program point L459(line 459) no Hoare annotation was computed. [2019-10-13 19:39:12,854 INFO L439 ceAbstractionStarter]: At program point L458(line 458) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,854 INFO L439 ceAbstractionStarter]: At program point L457(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,855 INFO L439 ceAbstractionStarter]: At program point L457-1(line 457) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L417(line 417) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L416(line 416) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point Specification2EXIT(lines 407 430) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L415(line 415) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L414(line 414) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L413(line 413) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point Specification2ENTRY(lines 407 430) no Hoare annotation was computed. [2019-10-13 19:39:12,855 INFO L443 ceAbstractionStarter]: For program point L412(line 412) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point Specification2FINAL(lines 407 430) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L425(line 425) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L424(line 424) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L423(line 423) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L422(line 422) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L421(line 421) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L420(line 420) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L418(line 418) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point stopSystemEXIT(lines 183 197) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L439 ceAbstractionStarter]: At program point L189(line 189) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 ~waterLevel~0))) (or .cse0 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:12,856 INFO L443 ceAbstractionStarter]: For program point L187(lines 187 193) no Hoare annotation was computed. [2019-10-13 19:39:12,856 INFO L439 ceAbstractionStarter]: At program point stopSystemENTRY(lines 183 197) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 0)))) (and (or .cse0 .cse1 (not (= ~waterLevel~0 1))) (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1))) [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point stopSystemFINAL(lines 183 197) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseEXIT(lines 93 100) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseENTRY(lines 93 100) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point activatePump__wrappee__baseFINAL(lines 93 100) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 138 146) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L446 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 138 146) the Hoare annotation is: true [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 138 146) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point L154(lines 154 162) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point L154-2(lines 154 162) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point L177(line 177) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point L177-1(line 177) no Hoare annotation was computed. [2019-10-13 19:39:12,857 INFO L443 ceAbstractionStarter]: For program point printPumpFINAL(lines 147 182) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point printPumpENTRY(lines 147 182) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point L166(lines 166 174) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point L166-2(lines 166 174) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point printPumpEXIT(lines 147 182) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point select_featuresEXIT(lines 852 858) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L446 ceAbstractionStarter]: At program point select_featuresFINAL(lines 852 858) the Hoare annotation is: true [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setENTRY(lines 481 526) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setEXIT(lines 481 526) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point __utac__exception__cf_handler_setFINAL(lines 481 526) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeFINAL(lines 794 839) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point L814(lines 814 821) no Hoare annotation was computed. [2019-10-13 19:39:12,858 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeENTRY(lines 794 839) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point L808(lines 808 828) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point L808-1(lines 808 828) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argtypeEXIT(lines 794 839) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L439 ceAbstractionStarter]: At program point runTestENTRY(lines 438 447) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point runTestEXIT(lines 438 447) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point runTestFINAL(lines 438 447) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmENTRY(lines 127 137) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 127 137) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 127 137) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point L132(line 132) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2019-10-13 19:39:12,859 INFO L446 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 119 126) the Hoare annotation is: true [2019-10-13 19:39:12,859 INFO L443 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 119 126) no Hoare annotation was computed. [2019-10-13 19:39:12,860 INFO L443 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 119 126) no Hoare annotation was computed. [2019-10-13 19:39:12,860 INFO L443 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 86 92) no Hoare annotation was computed. [2019-10-13 19:39:12,860 INFO L446 ceAbstractionStarter]: At program point processEnvironmentFINAL(lines 86 92) the Hoare annotation is: true [2019-10-13 19:39:12,860 INFO L439 ceAbstractionStarter]: At program point testENTRY(lines 202 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0))) [2019-10-13 19:39:12,860 INFO L439 ceAbstractionStarter]: At program point L250(line 250) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 test_~splverifierCounter~0) (<= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:12,860 INFO L443 ceAbstractionStarter]: For program point L248(lines 248 254) no Hoare annotation was computed. [2019-10-13 19:39:12,860 INFO L439 ceAbstractionStarter]: At program point L248-1(lines 242 255) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-13 19:39:12,860 INFO L443 ceAbstractionStarter]: For program point testFINAL(lines 202 267) no Hoare annotation was computed. [2019-10-13 19:39:12,860 INFO L443 ceAbstractionStarter]: For program point L213(lines 212 259) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L242(lines 242 255) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L439 ceAbstractionStarter]: At program point L234(line 234) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L232(lines 232 238) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L232-1(lines 232 238) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L439 ceAbstractionStarter]: At program point L257(lines 212 259) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (and (<= 2 ~waterLevel~0) .cse0 .cse1))) [2019-10-13 19:39:12,861 INFO L439 ceAbstractionStarter]: At program point L224(line 224) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= ~pumpRunning~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (and .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)))) [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L222(lines 222 228) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L222-1(lines 222 228) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point L214(lines 214 218) no Hoare annotation was computed. [2019-10-13 19:39:12,861 INFO L439 ceAbstractionStarter]: At program point L260(lines 211 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2019-10-13 19:39:12,861 INFO L443 ceAbstractionStarter]: For program point testEXIT(lines 202 267) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L768(lines 768 775) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L762(lines 762 782) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argENTRY(lines 748 793) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L762-1(lines 762 782) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argEXIT(lines 748 793) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point __utac__get_this_argFINAL(lines 748 793) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L351(lines 351 359) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L351-2(lines 351 359) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point printEnvironmentEXIT(lines 343 365) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point printEnvironmentENTRY(lines 343 365) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point printEnvironmentFINAL(lines 343 365) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtENTRY(lines 645 747) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L669(lines 669 673) no Hoare annotation was computed. [2019-10-13 19:39:12,862 INFO L443 ceAbstractionStarter]: For program point L733(lines 733 744) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L696(lines 696 700) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L694-2(lines 694 714) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L715(lines 693 716) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtFINAL(lines 645 747) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L674(lines 674 690) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L734(lines 734 741) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L695(lines 694 714) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L726(line 726) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L726-1(line 726) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L691(lines 691 732) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point __utac__error_stack_mgtEXIT(lines 645 747) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L710(line 710) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point L710-1(line 710) no Hoare annotation was computed. [2019-10-13 19:39:12,863 INFO L443 ceAbstractionStarter]: For program point select_oneENTRY(lines 842 851) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point select_oneFINAL(lines 842 851) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point select_oneEXIT(lines 842 851) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L439 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string17.base| |old(#t~string17.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~string67.offset| |old(#t~string67.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#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)|)) [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point L113(line 113) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point L113-1(lines 102 118) no Hoare annotation was computed. [2019-10-13 19:39:12,864 INFO L443 ceAbstractionStarter]: For program point L109(lines 109 115) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point activatePumpEXIT(lines 102 118) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point L107(line 107) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point L107-1(line 107) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point activatePumpENTRY(lines 102 118) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L446 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 366 374) the Hoare annotation is: true [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 366 374) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L443 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 366 374) no Hoare annotation was computed. [2019-10-13 19:39:12,865 INFO L439 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 322 333) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|))) (and (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))) (or .cse0 .cse1 (not (= ~waterLevel~0 1))))) [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 322 333) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point L326-1(lines 322 333) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalENTRY(lines 334 342) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 334 342) no Hoare annotation was computed. [2019-10-13 19:39:12,866 INFO L443 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 334 342) no Hoare annotation was computed. [2019-10-13 19:39:12,867 INFO L439 ceAbstractionStarter]: At program point timeShiftENTRY(lines 62 85) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-13 19:39:12,867 INFO L439 ceAbstractionStarter]: At program point L75(line 75) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= 0 ~systemActive~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1)) (and (= 1 ~waterLevel~0) .cse1)) (or .cse0 (and (= ~waterLevel~0 |old(~waterLevel~0)|) .cse1) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-13 19:39:12,867 INFO L443 ceAbstractionStarter]: For program point timeShiftEXIT(lines 62 85) no Hoare annotation was computed. [2019-10-13 19:39:12,867 INFO L439 ceAbstractionStarter]: At program point L73(lines 73 79) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or .cse0 (= ~waterLevel~0 |old(~waterLevel~0)|) (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-13 19:39:12,867 INFO L443 ceAbstractionStarter]: For program point timeShiftFINAL(lines 62 85) no Hoare annotation was computed. [2019-10-13 19:39:12,867 INFO L439 ceAbstractionStarter]: At program point L68(line 68) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (= |old(~waterLevel~0)| 1))) (or .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-13 19:39:12,867 INFO L443 ceAbstractionStarter]: For program point L66(lines 65 84) no Hoare annotation was computed. [2019-10-13 19:39:12,868 INFO L446 ceAbstractionStarter]: At program point L387-2(lines 387 401) the Hoare annotation is: true [2019-10-13 19:39:12,868 INFO L443 ceAbstractionStarter]: For program point cleanupEXIT(lines 377 406) no Hoare annotation was computed. [2019-10-13 19:39:12,868 INFO L446 ceAbstractionStarter]: At program point L383(line 383) the Hoare annotation is: true [2019-10-13 19:39:12,868 INFO L443 ceAbstractionStarter]: For program point L383-1(line 383) no Hoare annotation was computed. [2019-10-13 19:39:12,868 INFO L446 ceAbstractionStarter]: At program point cleanupENTRY(lines 377 406) the Hoare annotation is: true [2019-10-13 19:39:12,868 INFO L446 ceAbstractionStarter]: At program point L402(lines 377 406) the Hoare annotation is: true [2019-10-13 19:39:12,868 INFO L443 ceAbstractionStarter]: For program point L398(line 398) no Hoare annotation was computed. [2019-10-13 19:39:12,868 INFO L443 ceAbstractionStarter]: For program point L391(lines 391 395) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L446 ceAbstractionStarter]: At program point L391-1(lines 391 395) the Hoare annotation is: true [2019-10-13 19:39:12,869 INFO L443 ceAbstractionStarter]: For program point L388(line 388) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L446 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 298 309) the Hoare annotation is: true [2019-10-13 19:39:12,869 INFO L443 ceAbstractionStarter]: For program point L302-1(lines 298 309) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L443 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 298 309) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L443 ceAbstractionStarter]: For program point setupEXIT(lines 431 437) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L446 ceAbstractionStarter]: At program point setupFINAL(lines 431 437) the Hoare annotation is: true [2019-10-13 19:39:12,869 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,869 INFO L439 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 1 ~systemActive~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0)) [2019-10-13 19:39:12,870 INFO L446 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2019-10-13 19:39:12,870 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-13 19:39:12,870 INFO L443 ceAbstractionStarter]: For program point waterRiseEXIT(lines 310 321) no Hoare annotation was computed. [2019-10-13 19:39:12,870 INFO L443 ceAbstractionStarter]: For program point L314-1(lines 310 321) no Hoare annotation was computed. [2019-10-13 19:39:12,870 INFO L439 ceAbstractionStarter]: At program point waterRiseENTRY(lines 310 321) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (= 1 ~waterLevel~0) (not (= |old(~waterLevel~0)| 1))) (or (= ~waterLevel~0 |old(~waterLevel~0)|) .cse0 (not (<= 2 |old(~waterLevel~0)|))))) [2019-10-13 19:39:12,870 INFO L443 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:12,870 INFO L443 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2019-10-13 19:39:12,871 INFO L446 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2019-10-13 19:39:12,871 INFO L443 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2019-10-13 19:39:12,884 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:39:12 BoogieIcfgContainer [2019-10-13 19:39:12,884 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-13 19:39:12,886 INFO L168 Benchmark]: Toolchain (without parser) took 26756.14 ms. Allocated memory was 139.5 MB in the beginning and 582.5 MB in the end (delta: 443.0 MB). Free memory was 101.6 MB in the beginning and 357.0 MB in the end (delta: -255.4 MB). Peak memory consumption was 461.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,887 INFO L168 Benchmark]: CDTParser took 0.55 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,888 INFO L168 Benchmark]: CACSL2BoogieTranslator took 665.42 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 172.6 MB in the end (delta: -71.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,888 INFO L168 Benchmark]: Boogie Preprocessor took 79.08 ms. Allocated memory is still 203.4 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,889 INFO L168 Benchmark]: RCFGBuilder took 1153.15 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 168.7 MB in the beginning and 202.6 MB in the end (delta: -33.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,890 INFO L168 Benchmark]: TraceAbstraction took 24853.37 ms. Allocated memory was 235.4 MB in the beginning and 582.5 MB in the end (delta: 347.1 MB). Free memory was 202.6 MB in the beginning and 357.0 MB in the end (delta: -154.4 MB). Peak memory consumption was 466.1 MB. Max. memory is 7.1 GB. [2019-10-13 19:39:12,894 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55 ms. Allocated memory is still 139.5 MB. Free memory was 121.5 MB in the beginning and 121.2 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 665.42 ms. Allocated memory was 139.5 MB in the beginning and 203.4 MB in the end (delta: 64.0 MB). Free memory was 101.4 MB in the beginning and 172.6 MB in the end (delta: -71.1 MB). Peak memory consumption was 26.9 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 79.08 ms. Allocated memory is still 203.4 MB. Free memory was 172.6 MB in the beginning and 168.7 MB in the end (delta: 3.9 MB). Peak memory consumption was 3.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1153.15 ms. Allocated memory was 203.4 MB in the beginning and 235.4 MB in the end (delta: 32.0 MB). Free memory was 168.7 MB in the beginning and 202.6 MB in the end (delta: -33.9 MB). Peak memory consumption was 82.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 24853.37 ms. Allocated memory was 235.4 MB in the beginning and 582.5 MB in the end (delta: 347.1 MB). Free memory was 202.6 MB in the beginning and 357.0 MB in the end (delta: -154.4 MB). Peak memory consumption was 466.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 387]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 212]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || ((0 == splverifierCounter && waterLevel == \old(waterLevel)) && pumpRunning == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || ((2 <= waterLevel && 0 == splverifierCounter) && pumpRunning == 0) - InvariantResult [Line: 377]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 211]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 36 procedures, 207 locations, 1 error locations. Result: SAFE, OverallTime: 24.7s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 13.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.3s, HoareTripleCheckerStatistics: 461 SDtfs, 820 SDslu, 522 SDs, 0 SdLazy, 2215 SolverSat, 498 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 262 GetRequests, 202 SyntacticMatches, 1 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 111 ImplicationChecksByTransitivity, 7.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=422occurred 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: 0.4s AutomataMinimizationTime, 6 MinimizatonAttempts, 156 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 420 PreInvPairs, 469 NumberOfFragments, 838 HoareAnnotationTreeSize, 420 FomulaSimplifications, 46019 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 44 FomulaSimplificationsInter, 13962 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.6s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 425 ConstructedInterpolants, 0 QuantifiedInterpolants, 118948 SizeOfPredicates, 3 NumberOfNonLiveVariables, 729 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 49/52 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...